Mercurial > dive4elements > gnv-client

annotate gnv/src/main/java/de/intevation/gnv/artifactdatabase/client/DefaultArtifactDatabaseClient.java @ 19:1557bea6cb55

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Do some Imporvements for Userfriendly exceptionhandling. Added multisupport for Products gnv/trunk@108 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Tim Englich <tim.englich@intevation.de>
date Mon, 21 Sep 2009 15:28:02 +0000
parents 2535158e2687
children b11f941f7eb2
rev   line source
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1 /**
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2 *
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3 */
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4 package de.intevation.gnv.artifactdatabase.client;
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5
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6 import java.io.IOException;
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7 import java.io.InputStream;
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8 import java.io.OutputStream;
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9 import java.util.ArrayList;
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10 import java.util.Collection;
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11 import java.util.HashMap;
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12 import java.util.Iterator;
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13 import java.util.Map;
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14
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15 import org.apache.log4j.Logger;
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16 import org.restlet.Client;
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17 import org.restlet.data.Method;
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18 import org.restlet.data.Protocol;
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19 import org.restlet.data.Request;
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20 import org.restlet.data.Response;
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21 import org.restlet.representation.Representation;
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22 import org.restlet.representation.StringRepresentation;
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23 import org.w3c.dom.Document;
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24 import org.w3c.dom.Element;
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25 import org.w3c.dom.Node;
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26 import org.w3c.dom.NodeList;
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27
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28 import de.intevation.gnv.artifactdatabase.client.exception.ArtifactDatabaseClientException;
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29 import de.intevation.gnv.artifactdatabase.objects.Artifact;
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30 import de.intevation.gnv.artifactdatabase.objects.ArtifactDescription;
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31 import de.intevation.gnv.artifactdatabase.objects.ArtifactFactory;
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32 import de.intevation.gnv.artifactdatabase.objects.ArtifactObject;
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33 import de.intevation.gnv.artifactdatabase.objects.InputParameter;
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34 import de.intevation.gnv.util.XMLUtils;
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35
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36 /**
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37 * @author Tim Englich <tim.englich@intevation.de>
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38 *
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39 */
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40 public class DefaultArtifactDatabaseClient implements ArtifactDatabaseClient {
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41 /**
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42 * The URI of the namespace of the artifacts.
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43 */
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44 public final static String NAMESPACE_URI = "http://www.intevation.de/2009/artifacts";
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45
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46 /**
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47 * The XML prefix for the artifacts namespace.
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48 */
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49 public final static String NAMESPACE_PREFIX = "art";
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50
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51 /**
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52 * the logger, used to log exceptions and additonaly information
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53 */
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54 private static Logger log = Logger.getLogger(DefaultArtifactDatabaseClient.class);
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55
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56 // TODO Container for ArtifactDatabases should be used.
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57 private static Map<String, String> artifactDatabases = null;
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58
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59 private static boolean initialized = false;
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60
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61 /**
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62 * Constructor
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63 */
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64 public DefaultArtifactDatabaseClient() {
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65 super();
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66 }
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67
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68 /**
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69 * @see de.intevation.gnv.artifactdatabase.client.ArtifactDatabaseClient#getArtifactFactories()
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70 */
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71 public Collection<ArtifactObject> getArtifactFactories() throws ArtifactDatabaseClientException {
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72 Collection<ArtifactObject> resultValues = null;
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73 if (!initialized){
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74 this.initialize();
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75 }
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76 try {
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77 XMLUtils xmlUtils = new XMLUtils();
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78 log.debug("DefaultArtifactDatabaseClient.getArtifactFactories");
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79 Iterator<String> it = artifactDatabases.values().iterator();
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80 while (it.hasNext()){
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81 String server = it.next();
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82 String url = server+ "/factories";
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83 Document document = this.doGetRequest(url);
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84 if (resultValues == null){
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85 resultValues = this.getArtifactFactories(document,server);
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86 }else{
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87 resultValues.addAll(this.getArtifactFactories(document,server));
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88 }
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89 }
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90 } catch (IOException e) {
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91 log.error(e,e);
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92 }
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93 return resultValues;
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94 }
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95
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96 private Collection<ArtifactObject> getArtifactFactories(Document document, String server){
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97 XMLUtils xmlUtils = new XMLUtils();
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98 NodeList artifactFactories = xmlUtils.getNodeSetXPath(document, "/result/factories/factory");
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99 Collection<ArtifactObject> resultValues = new ArrayList<ArtifactObject>(artifactFactories.getLength());
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100 if (artifactFactories != null){
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101 for (int i = 0; i < artifactFactories.getLength(); i++){
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102 Node artifactFactoryNode = artifactFactories.item(i);
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103 String name = xmlUtils.getStringXPath(artifactFactoryNode, "@name");
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104 String description = xmlUtils.getStringXPath(artifactFactoryNode, "@description");
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105 ArtifactFactory artifactFactory = new ArtifactFactory(name, description, server);
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106 resultValues.add(artifactFactory);
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107 }
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108 }
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109 return resultValues;
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110 }
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111
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112 /**
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113 * @throws IOException
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114 */
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115 private Document doGetRequest(String requestUrl) throws IOException {
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116 return this.doGetRequest(requestUrl, null);
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117 }
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118 /**
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119 * @throws IOException
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120 */
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121 private Document doGetRequest(String requestUrl, Document requestBody) throws IOException {
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122 XMLUtils xmlUtils = new XMLUtils();
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123 Representation output = doGetRequestInternal(requestUrl, requestBody);
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124 Document document = xmlUtils.readDocument(output.getStream());
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125 return document;
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126 }
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127
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128 /**
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129 * @throws IOException
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130 */
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131 private void doGetRequest(OutputStream outputStream, String requestUrl, Document requestBody) throws IOException {
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132 Representation output = doGetRequestInternal(requestUrl, requestBody);
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133 InputStream inputStream = output.getStream();
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134
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135 byte[] buffer = new byte[4096];
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136 while (inputStream.read(buffer) > 0){
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137 outputStream.write(buffer);
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138 }
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139
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140 }
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141
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142 /**
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143 * @param requestUrl
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144 * @param requestBody
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145 * @return
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146 */
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147 private Representation doGetRequestInternal(String requestUrl,
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148 Document requestBody) {
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149 Client client = new Client(Protocol.HTTP);
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150 Request request = new Request(Method.GET, requestUrl);
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151 if (requestBody != null){
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152 String documentBody = new XMLUtils().writeDocument2String(requestBody);
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153 Representation representation = new StringRepresentation(documentBody);
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154 request.setEntity(representation);
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155 }
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156 Response response = client.handle(request);
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157 Representation output = response.getEntity();
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158 return output;
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159 }
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160
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161 /**
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162 * @throws IOException
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163 */
7
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164 private InputStream doPostRequest(String requestUrl, Document requestBody) throws IOException {
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165 Client client = new Client(Protocol.HTTP);
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166 Request request = new Request(Method.POST, requestUrl);
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167 String documentBody = new XMLUtils().writeDocument2String(requestBody);
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168 Representation representation = new StringRepresentation(documentBody);
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169 request.setEntity(representation);
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170 Response response = client.handle(request);
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171 Representation output = response.getEntity();
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172 return output.getStream();
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173 }
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174
2
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175 private synchronized void initialize(){
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176 if (!initialized){
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177 this.artifactDatabases = new HashMap<String, String>();
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178 this.artifactDatabases.put("test", "http://localhost:8181"); // TODO Read from Config
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179 initialized = true;
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180 }
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181
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182 }
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183
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184 /**
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185 * @see de.intevation.gnv.artifactdatabase.client.ArtifactDatabaseClient#createNewArtifact(de.intevation.gnv.artifactdatabase.objects.ArtifactObject)
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186 */
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187 public ArtifactObject createNewArtifact(ArtifactObject artifactFactory)
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188 throws ArtifactDatabaseClientException {
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189
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190 try {
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191 Document request = this.createCreateRequestBody(artifactFactory.getId());
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192 Document result = doPostRequest(artifactFactory, request, "create");
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193 return this.getArtifact(result);
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194 } catch (IOException e) {
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195 log.error(e,e);
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196 throw new ArtifactDatabaseClientException(e);
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197 }
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198 }
2
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199
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200
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201 private ArtifactObject getArtifact(Document document){
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202 XMLUtils xmlUtils = new XMLUtils();
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203 String uuid = xmlUtils.getStringXPath(document, "/result/uuid/@value");
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204 String hash = xmlUtils.getStringXPath(document, "/result/hash/@value");
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205 log.info("NEW Artifact: "+uuid+" / "+hash);
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206 return new Artifact(uuid, hash);
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207 }
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208
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209
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210
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211
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212 private Document createCreateRequestBody(String artifactFactoryName){
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213 Document document = new XMLUtils().newDocument();
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214 Node rootNode = this.createRootNode(document);
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215 Element typeNode = this.createArtifactElement(document, "type");
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216 typeNode.setAttribute("name", "create");
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217 rootNode.appendChild(typeNode);
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218
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219 Element factoyNode = this.createArtifactElement(document, "factory");
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220 factoyNode.setAttribute("name", artifactFactoryName);
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221 rootNode.appendChild(factoyNode);
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222
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223 return document;
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224 }
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225
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226 private Element createRootNode(Document document){
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227 Element rootNode = this.createArtifactElement(document,"action");
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228 document.appendChild(rootNode);
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229 return rootNode;
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diff changeset
230 }
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diff changeset
231
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diff changeset
232 /**
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233 * @param document
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diff changeset
234 * @return
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235 */
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Tim Englich <tim.englich@intevation.de>
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diff changeset
236 private Element createArtifactElement(Document document, String name) {
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Tim Englich <tim.englich@intevation.de>
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diff changeset
237 Element node = document.createElementNS(NAMESPACE_URI, name);
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diff changeset
238 node.setPrefix(NAMESPACE_PREFIX);
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239 return node;
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240 }
9
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diff changeset
241
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diff changeset
242 /**
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diff changeset
243 * @param artifactFactory
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diff changeset
244 * @param xmlUtils
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245 * @param request
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diff changeset
246 * @throws IOException
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diff changeset
247 */
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diff changeset
248 private Document doPostRequest(ArtifactObject artifactFactory,
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diff changeset
249 Document request, String suburl) throws IOException {
a4cb6d175a6e Support for Initial DescribeCall to ArtifactDatabase implemented
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diff changeset
250 XMLUtils xmlUtils = new XMLUtils();
a4cb6d175a6e Support for Initial DescribeCall to ArtifactDatabase implemented
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diff changeset
251 String url = ((ArtifactFactory)artifactFactory).getDataBaseUrl();
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parents: 7
diff changeset
252 InputStream is = this.doPostRequest(url+"/"+suburl, request);
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diff changeset
253 Document result = xmlUtils.readDocument(is);
a4cb6d175a6e Support for Initial DescribeCall to ArtifactDatabase implemented
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diff changeset
254 // TODO: Fehleranalyse des Dokumentes
a4cb6d175a6e Support for Initial DescribeCall to ArtifactDatabase implemented
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diff changeset
255 return result;
a4cb6d175a6e Support for Initial DescribeCall to ArtifactDatabase implemented
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parents: 7
diff changeset
256 }
a4cb6d175a6e Support for Initial DescribeCall to ArtifactDatabase implemented
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diff changeset
257
a4cb6d175a6e Support for Initial DescribeCall to ArtifactDatabase implemented
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diff changeset
258 private Document createDescribeRequestBody(ArtifactObject currentArtifact){
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diff changeset
259 Document document = new XMLUtils().newDocument();
a4cb6d175a6e Support for Initial DescribeCall to ArtifactDatabase implemented
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parents: 7
diff changeset
260 Node rootNode = this.createRootNode(document);
a4cb6d175a6e Support for Initial DescribeCall to ArtifactDatabase implemented
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parents: 7
diff changeset
261 Element typeNode = this.createArtifactElement(document, "type");
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parents: 7
diff changeset
262 typeNode.setAttribute("name", "describe");
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parents: 7
diff changeset
263 rootNode.appendChild(typeNode);
a4cb6d175a6e Support for Initial DescribeCall to ArtifactDatabase implemented
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parents: 7
diff changeset
264
a4cb6d175a6e Support for Initial DescribeCall to ArtifactDatabase implemented
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parents: 7
diff changeset
265 Element uuidNode = this.createArtifactElement(document, "uuid");
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parents: 7
diff changeset
266 uuidNode.setAttribute("value", currentArtifact.getId());
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parents: 7
diff changeset
267 rootNode.appendChild(uuidNode);
a4cb6d175a6e Support for Initial DescribeCall to ArtifactDatabase implemented
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diff changeset
268
a4cb6d175a6e Support for Initial DescribeCall to ArtifactDatabase implemented
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parents: 7
diff changeset
269 Element hashNode = this.createArtifactElement(document, "hash");
a4cb6d175a6e Support for Initial DescribeCall to ArtifactDatabase implemented
Tim Englich <tim.englich@intevation.de>
parents: 7
diff changeset
270 hashNode.setAttribute("value", currentArtifact.getHash());
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parents: 7
diff changeset
271 rootNode.appendChild(hashNode);
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diff changeset
272
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diff changeset
273 return document;
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parents: 7
diff changeset
274 }
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parents: 7
diff changeset
275
a4cb6d175a6e Support for Initial DescribeCall to ArtifactDatabase implemented
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diff changeset
276 /**
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diff changeset
277 * @see de.intevation.gnv.artifactdatabase.client.ArtifactDatabaseClient#getCurrentStepDescription(de.intevation.gnv.artifactdatabase.objects.ArtifactFactory, de.intevation.gnv.artifactdatabase.objects.ArtifactObject)
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diff changeset
278 */
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diff changeset
279 public ArtifactDescription getCurrentStepDescription(ArtifactObject artifactFactory,
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parents: 7
diff changeset
280 ArtifactObject currentArtifact)
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diff changeset
281 throws ArtifactDatabaseClientException {
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diff changeset
282 try {
a4cb6d175a6e Support for Initial DescribeCall to ArtifactDatabase implemented
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diff changeset
283
a4cb6d175a6e Support for Initial DescribeCall to ArtifactDatabase implemented
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diff changeset
284 Document request = this.createDescribeRequestBody(currentArtifact);
12
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
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parents: 11
diff changeset
285 String url = this.getArtifactUrl(artifactFactory, currentArtifact);
9
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diff changeset
286 Document result = this.doGetRequest(url);
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parents: 7
diff changeset
287 return this.readDescription(result,currentArtifact);
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parents: 7
diff changeset
288 } catch (IOException e) {
a4cb6d175a6e Support for Initial DescribeCall to ArtifactDatabase implemented
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parents: 7
diff changeset
289 log.error(e,e);
a4cb6d175a6e Support for Initial DescribeCall to ArtifactDatabase implemented
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290 throw new ArtifactDatabaseClientException(e);
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291 }
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292 }
12
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293
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294 /**
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295 * @param artifactFactory
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296 * @param currentArtifact
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297 * @return
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298 */
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299 private String getArtifactUrl(ArtifactObject artifactFactory,
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300 ArtifactObject currentArtifact) {
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301 String url = ((ArtifactFactory)artifactFactory).getDataBaseUrl()+"/artifact/"+ currentArtifact.getId();
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302 return url;
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303 }
9
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304
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305 private ArtifactDescription readDescription(Document document, ArtifactObject artifact) throws ArtifactDatabaseClientException{
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306 XMLUtils xmlUtils = new XMLUtils();
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diff changeset
307 if (artifact instanceof ArtifactDescription){
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308 ArtifactDescription ad = (ArtifactDescription)artifact;
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diff changeset
309 Node uiNode = xmlUtils.getNodeXPath(document, "/result/ui");
12
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310 // uiNode = uiNode.getFirstChild();
9
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311 Node outputNode = xmlUtils.getNodeXPath(document, "/result/outputs");
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diff changeset
312 String currentState = xmlUtils.getStringXPath(document, "/result/state/@name");
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diff changeset
313 NodeList statesList = xmlUtils.getNodeSetXPath(document, "/result/reachable-states/state/@name");
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diff changeset
314 Collection<String> reachableStates = new ArrayList<String>(statesList.getLength());
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diff changeset
315 for (int i = 0; i < statesList.getLength(); i++){
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diff changeset
316 reachableStates.add(statesList.item(i).getNodeValue());
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317 }
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318
12
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319 NodeList inputNodes = xmlUtils.getNodeSetXPath(document, "/result/model/input");
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Tim Englich <tim.englich@intevation.de>
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320 if (inputNodes != null){
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diff changeset
321 Collection<String> inputParameter = new ArrayList<String>(inputNodes.getLength());
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322 for (int i = 0; i < inputNodes.getLength(); i++){
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Tim Englich <tim.englich@intevation.de>
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diff changeset
323 Node inputNode = inputNodes.item(i);
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Tim Englich <tim.englich@intevation.de>
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diff changeset
324 String name = xmlUtils.getStringXPath(inputNode, "@name");
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Tim Englich <tim.englich@intevation.de>
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diff changeset
325 inputParameter.add(name);
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Tim Englich <tim.englich@intevation.de>
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diff changeset
326 }
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
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diff changeset
327 ad.setInputParameter(inputParameter);
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Tim Englich <tim.englich@intevation.de>
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diff changeset
328 }
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
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diff changeset
329
9
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diff changeset
330 ad.setCurrentOut(outputNode);
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diff changeset
331 ad.setCurrentUI(uiNode);
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Tim Englich <tim.englich@intevation.de>
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diff changeset
332 ad.setCurrentState(currentState);
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diff changeset
333 ad.setReachableStates(reachableStates);
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diff changeset
334 return ad;
a4cb6d175a6e Support for Initial DescribeCall to ArtifactDatabase implemented
Tim Englich <tim.englich@intevation.de>
parents: 7
diff changeset
335 }else{
a4cb6d175a6e Support for Initial DescribeCall to ArtifactDatabase implemented
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diff changeset
336 log.error("Artifact must be Instance of ArtifactDescription");
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diff changeset
337 throw new ArtifactDatabaseClientException("Artifact must be Instance of ArtifactDescription");
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Tim Englich <tim.englich@intevation.de>
parents: 7
diff changeset
338 }
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diff changeset
339
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diff changeset
340
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Tim Englich <tim.englich@intevation.de>
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diff changeset
341 }
12
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diff changeset
342
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
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diff changeset
343 /**
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344 * @see de.intevation.gnv.artifactdatabase.client.ArtifactDatabaseClient#doNextStep(de.intevation.gnv.artifactdatabase.objects.ArtifactObject, de.intevation.gnv.artifactdatabase.objects.ArtifactObject, java.lang.String, java.util.Collection)
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
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diff changeset
345 */
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Tim Englich <tim.englich@intevation.de>
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diff changeset
346 public ArtifactDescription doNextStep(ArtifactObject artifactFactory,
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Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
347 ArtifactObject currentArtifact, String target,
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
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diff changeset
348 Collection<InputParameter> inputParameter)
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
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diff changeset
349 throws ArtifactDatabaseClientException {
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
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diff changeset
350
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
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diff changeset
351 try {
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
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diff changeset
352 // 1 Feed
13
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diff changeset
353 this.doFeed(artifactFactory, currentArtifact, inputParameter);
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diff changeset
354 // 2 Advance
12
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Tim Englich <tim.englich@intevation.de>
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diff changeset
355 String url = this.getArtifactUrl(artifactFactory, currentArtifact);
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
356 Document advanceDocument = this.createAdvanceRequestBody(currentArtifact, target);
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
357 InputStream advanceResult = this.doPostRequest(url, advanceDocument);
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
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diff changeset
358 // TODO feedResult auswerten und ggf. Fehler werfen.
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Tim Englich <tim.englich@intevation.de>
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diff changeset
359 // 3 Descibe
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diff changeset
360 return this.getCurrentStepDescription(artifactFactory, currentArtifact);
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
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diff changeset
361 } catch (IOException e) {
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
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diff changeset
362 log.error(e,e);
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
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diff changeset
363 throw new ArtifactDatabaseClientException(e);
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
364 }
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
365 }
9
a4cb6d175a6e Support for Initial DescribeCall to ArtifactDatabase implemented
Tim Englich <tim.englich@intevation.de>
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diff changeset
366
12
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
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diff changeset
367 private Document createFeedRequestBody(ArtifactObject currentArtifact,
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
368 Collection<InputParameter> inputParameter){
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
369 Document document = new XMLUtils().newDocument();
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
370 Node rootNode = this.createRootNode(document);
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
371
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
372 Element typeNode = this.createArtifactElement(document, "type");
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
373 typeNode.setAttribute("name", "feed");
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
374 rootNode.appendChild(typeNode);
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
375
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
376 Element uuidNode = this.createArtifactElement(document, "uuid");
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
377 uuidNode.setAttribute("value", currentArtifact.getId());
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
378 rootNode.appendChild(uuidNode);
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
379
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
380 Element hashNode = this.createArtifactElement(document, "hash");
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
381 hashNode.setAttribute("value", currentArtifact.getHash());
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
382 rootNode.appendChild(hashNode);
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
383
13
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
384 Node dataNode = this.createParameterNodes(inputParameter, document, "data");
12
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
385 rootNode.appendChild(dataNode);
13
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
386
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
387 return document;
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
388 }
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
389
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
390 /**
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
391 * @param inputParameter
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
392 * @param document
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
393 * @param rootNode
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
394 */
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
395 private Node createParameterNodes(Collection<InputParameter> inputParameter, Document document, String nodeName) {
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
396 Element dataNode = this.createArtifactElement(document, nodeName);
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
397
12
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
398 if (inputParameter != null){
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
399 Iterator<InputParameter> it = inputParameter.iterator();
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
400 while(it.hasNext()){
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
401 InputParameter ip = it.next();
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
402 String name = ip.getName();
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
403 String[] values = ip.getValues();
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
404 if (values != null){
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
405 for (int i = 0; i < values.length; i++){
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
406 String value = values[i];
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
407 Element inputNode = this.createArtifactElement(document, "input");
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
408 inputNode.setAttribute("name", name);
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
409 inputNode.setAttribute("value", value);
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
410 dataNode.appendChild(inputNode);
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
411 }
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
412 }
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
413 }
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
414 }
13
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
415 return dataNode;
12
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
416 }
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
417
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
418 private Document createAdvanceRequestBody(ArtifactObject currentArtifact, String target){
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
419 Document document = new XMLUtils().newDocument();
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
420 Node rootNode = this.createRootNode(document);
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
421
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
422 Element typeNode = this.createArtifactElement(document, "type");
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
423 typeNode.setAttribute("name", "advance");
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
424 rootNode.appendChild(typeNode);
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
425
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
426 Element uuidNode = this.createArtifactElement(document, "uuid");
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
427 uuidNode.setAttribute("value", currentArtifact.getId());
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
428 rootNode.appendChild(uuidNode);
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
429
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
430 Element hashNode = this.createArtifactElement(document, "hash");
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
431 hashNode.setAttribute("value", currentArtifact.getHash());
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
432 rootNode.appendChild(hashNode);
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
433 Element targetNode = this.createArtifactElement(document, "target");
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
434 targetNode.setAttribute("name", target);
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
435 rootNode.appendChild(targetNode);
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
436 return document;
4ebe57b170d3 Integration of moving through the Artifact-States and rendering the UI.
Tim Englich <tim.englich@intevation.de>
parents: 11
diff changeset
437 }
13
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
438
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
439 /**
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
440 * @see de.intevation.gnv.artifactdatabase.client.ArtifactDatabaseClient#doOutput(de.intevation.gnv.artifactdatabase.objects.ArtifactObject, de.intevation.gnv.artifactdatabase.objects.ArtifactObject, java.io.OutputStream, java.lang.String, java.lang.String, java.util.Collection)
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
441 */
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
442 public void doOutput(ArtifactObject artifactFactory,
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
443 ArtifactObject currentArtifact, OutputStream stream,
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
444 String targetName, String mimeType,
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
445 Collection<InputParameter> inputParameter)
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
446 throws ArtifactDatabaseClientException {
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
447 try {
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
448 XMLUtils xmlUtils = new XMLUtils();
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
449 Document requestBody = this.createOutRequestBody(currentArtifact, targetName, mimeType, inputParameter);
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
450 log.debug(xmlUtils.writeDocument2String(requestBody));
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
451
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
452 String requestUrl = this.getArtifactUrl(artifactFactory, currentArtifact)+"/"+targetName;
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
453 InputStream is = this.doPostRequest( requestUrl, requestBody);
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
454
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
455 byte[] b = new byte[4096];
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
456 int i = -1 ;
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
457 while ((i = is.read(b)) > 0)
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
458 {
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
459 stream.write(b, 0, i);
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
460 }
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
461 } catch (IOException e) {
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
462 log.error(e,e);
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
463 throw new ArtifactDatabaseClientException(e);
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
464 }
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
465 }
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
466
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
467 private Document createOutRequestBody(ArtifactObject currentArtifact, String target, String mimeType, Collection<InputParameter> inputParameter){
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
468 Document document = new XMLUtils().newDocument();
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
469 Node rootNode = this.createRootNode(document);
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
470
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
471 Element typeNode = this.createArtifactElement(document, "type");
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
472 typeNode.setAttribute("name", "out");
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
473 rootNode.appendChild(typeNode);
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
474
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
475 Element uuidNode = this.createArtifactElement(document, "uuid");
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
476 uuidNode.setAttribute("value", currentArtifact.getId());
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
477 rootNode.appendChild(uuidNode);
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
478
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
479 Element hashNode = this.createArtifactElement(document, "hash");
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
480 hashNode.setAttribute("value", currentArtifact.getHash());
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
481 rootNode.appendChild(hashNode);
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
482
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
483 Element outNode = this.createArtifactElement(document, "out");
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
484 outNode.setAttribute("name", target);
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
485 rootNode.appendChild(outNode);
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
486
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
487 Element mimeTypeNode = this.createArtifactElement(document, "out");
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
488 mimeTypeNode.setAttribute("value", mimeType);
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
489 outNode.appendChild(mimeTypeNode);
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
490
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
491 Node parameterNode = this.createParameterNodes(inputParameter, document, "params");
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
492 outNode.appendChild(parameterNode);
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
493
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
494 return document;
2
5e94403971af infrastructur for Communicationg with the ArtifactDatabase added.
Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
495 }
13
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
496
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
497 /**
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
498 * @see de.intevation.gnv.artifactdatabase.client.ArtifactDatabaseClient#doFeed(de.intevation.gnv.artifactdatabase.objects.ArtifactObject, de.intevation.gnv.artifactdatabase.objects.ArtifactObject, java.util.Collection)
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
499 */
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
500 public void doFeed(ArtifactObject artifactFactory,
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
501 ArtifactObject currentArtifact,
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
502 Collection<InputParameter> inputParameter)
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
503 throws ArtifactDatabaseClientException {
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
504
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
505 try {
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
506 Document feedDocument = this.createFeedRequestBody(currentArtifact, inputParameter);
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
507 String url = this.getArtifactUrl(artifactFactory, currentArtifact);
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
508 InputStream feedResult = this.doPostRequest(url, feedDocument);
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
509 // TODO feedResult auswerten und ggf. Fehler werfen.
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
510 } catch (IOException e) {
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
511 log.error(e,e);
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
512 }
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
513 }
2535158e2687 Chartoutput Added to the View
Tim Englich <tim.englich@intevation.de>
parents: 12
diff changeset
514 }
http://dive4elements.wald.intevation.org