Mercurial > dive4elements > river

comparison flys-artifacts/src/main/java/de/intevation/flys/artifacts/WINFOArtifact.java @ 109:9891d133f08d

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Improved the init process of the WINFOArtifact - there are two new states to select the river and the gauge. flys-artifacts/trunk@1294 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Fri, 04 Feb 2011 11:18:59 +0000
parents beb991dc4827
children ff3335057f11
comparison
equal deleted inserted replaced
108:50273a391e53 109:9891d133f08d
1 package de.intevation.flys.artifacts; 1 package de.intevation.flys.artifacts;
2 2
3 import java.io.IOException; 3 import java.io.IOException;
4 import java.io.OutputStream; 4 import java.io.OutputStream;
5 import java.util.List;
6
7 import javax.xml.xpath.XPathConstants;
5 8
6 import org.w3c.dom.Document; 9 import org.w3c.dom.Document;
7 10
8 import org.apache.log4j.Logger; 11 import org.apache.log4j.Logger;
9 12
10 import de.intevation.artifacts.ArtifactFactory; 13 import de.intevation.artifacts.ArtifactFactory;
11 import de.intevation.artifacts.CallContext; 14 import de.intevation.artifacts.CallContext;
12 15
16 import de.intevation.artifacts.common.utils.XMLUtils;
17
13 import de.intevation.artifactdatabase.DefaultArtifact; 18 import de.intevation.artifactdatabase.DefaultArtifact;
19 import de.intevation.artifactdatabase.state.State;
20 import de.intevation.artifactdatabase.state.StateEngine;
21
22 import de.intevation.flys.artifacts.context.FLYSContext;
14 23
15 24
16 /** 25 /**
17 * The default WINFO artifact. 26 * The default WINFO artifact.
18 * 27 *
21 public class WINFOArtifact extends DefaultArtifact { 30 public class WINFOArtifact extends DefaultArtifact {
22 31
23 /** The logger for this class */ 32 /** The logger for this class */
24 private static Logger logger = Logger.getLogger(WINFOArtifact.class); 33 private static Logger logger = Logger.getLogger(WINFOArtifact.class);
25 34
35 /** The name of the artifact. */
36 public static final String ARTIFACT_NAME = "winfo";
37
38 /** The XPath to the name of the artifact in its configuration. */
39 public static final String XPATH_ARTIFACT_NAME = "@name";
40
41 /** The current state. */
42 protected State currentState;
43
26 44
27 /** 45 /**
28 * The default constructor. 46 * The default constructor.
29 */ 47 */
30 public WINFOArtifact() { 48 public WINFOArtifact() {
31 super(); 49 super();
50 }
51
52
53 /**
54 * Set the current state of this artifact.
55 *
56 * @param state The new current state.
57 */
58 protected void setCurrentState(State state) {
59 currentState = state;
32 } 60 }
33 61
34 62
35 /** 63 /**
36 * Initialize the artifact and insert new data if <code>data</code> contains 64 * Initialize the artifact and insert new data if <code>data</code> contains
49 Document data) 77 Document data)
50 { 78 {
51 logger.debug("Setup this artifact with the uuid: " + identifier); 79 logger.debug("Setup this artifact with the uuid: " + identifier);
52 80
53 super.setup(identifier, factory, context, data); 81 super.setup(identifier, factory, context, data);
54 }
55 82
83 FLYSContext flysContext = (FLYSContext) context;
84 StateEngine engine = (StateEngine) flysContext.get(
85 FLYSContext.STATE_ENGINE_KEY);
56 86
57 /** 87 List<State> states = engine.getStates(ARTIFACT_NAME);
58 * This method handles requests for changing the current state of an
59 * artifact.
60 *
61 * @param target The target of the advance action.
62 * @param context The CallContext.
63 *
64 * @return the result of the advance action.
65 */
66 @Override
67 public Document advance(Document target, CallContext context) {
68 logger.debug("Advance to another state.");
69 88
70 return super.advance(target, context); 89 setCurrentState(states.get(0));
71 }
72
73
74 /**
75 * This methods introduces new data to the current artifact.
76 *
77 * @param data A document containing the new data.
78 * @param context The CallContext.
79 *
80 * @return the result of the feed action.
81 */
82 @Override
83 public Document feed(Document data, CallContext context) {
84 logger.debug("Feed the artifact with new data.");
85
86 return super.feed(data, context);
87 } 90 }
88 91
89 92
90 /** 93 /**
91 * This method returns a description of this artifact. 94 * This method returns a description of this artifact.
95 * 98 *
96 * @return the description of this artifact. 99 * @return the description of this artifact.
97 */ 100 */
98 public Document describe(Document data, CallContext context) { 101 public Document describe(Document data, CallContext context) {
99 logger.debug("Describe the artifact."); 102 logger.debug("Describe the artifact.");
103 logger.debug("The current state is: " + currentState.getID());
100 104
101 return super.describe(data, context); 105 return super.describe(data, context);
102 } 106 }
103
104
105 /**
106 * Call an output target.
107 *
108 * @param format The format for the output.
109 * @param outStream The output stream.
110 * @param context The CallContext.
111 * @throws IOException if an error occured while writing the result to the
112 * output stream.
113 */
114 public void out(
115 Document format, OutputStream outStream, CallContext context)
116 throws IOException
117 {
118 logger.debug("Call an out target.");
119
120 super.out(format, outStream, context);
121 }
122 } 107 }
123 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : 108 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
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