Mercurial > mxd2map

annotate src/java/de/intevation/mxd/ArcGISInitializer.java @ 284:b48bcd1ab1ab

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Added example for Query-layers
author Stephan Holl <stephan.holl@intevation.de>
date Thu, 10 Nov 2011 10:15:24 +0100
parents df4e0946ef02
children
rev   line source
243
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1 /*
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2 * Copyright (c) 2011 by Intevation GmbH, Germany <info@intevation.de>
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3 *
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4 * This file is part of MXD2map.
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5 *
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6 * This program is free software under the LGPL (>=v2.1)
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7 * Read the file LICENCE.txt coming with the software for details
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8 * or visit http://www.gnu.org/licenses/ if it does not exist.
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9 *
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10 * MXD2map has been developed on behalf of the
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11 * Bundesamt fuer Seeschifffahrt und Hydrographie (BSH) in Hamburg
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12 * by Intevation GmbH.
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13 *
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14 * Authors:
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15 * Raimund Renkert <raimund.renkert@intevation.de>
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16 * Bjoern Schilberg <bjoern.schilberg@intevation.de>
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17 * Stephan Holl <stephan.holl@intevation.de>
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18 */
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19
33
c51376f8e24c Separated converter components into packages.
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20 package de.intevation.mxd;
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21
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22 import java.io.IOException;
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23 import java.io.File;
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24 import java.lang.reflect.Method;
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25 import java.net.URL;
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26 import java.net.URLClassLoader;
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27
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28 import org.apache.log4j.Logger;
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29
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30 import com.esri.arcgis.system.AoInitialize;
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31 import com.esri.arcgis.system.EngineInitializer;
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32 import com.esri.arcgis.system.esriLicenseProductCode;
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33 import com.esri.arcgis.system.esriLicenseStatus;
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34
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35 /**
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36 * Initializes the ArcGIS Engine and Objects.
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37 *
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38 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a>
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39 */
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40 public class ArcGISInitializer {
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41
43
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42 /**
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43 * The Logger.
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44 */
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45 private static final Logger logger = Logger.getLogger(ArcGISInitializer.class);
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46
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47 /**
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48 * Private member.
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49 */
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50 private AoInitialize aoInit;
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51 private String engineInstallDir = "";
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52
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53
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54 /**
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55 * Init ArcGIS Java Objects.
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56 */
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57 public boolean initArcGIS ()
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58 throws IOException {
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59 logger.debug("initArcGIS()");
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60
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61 String engineInstallDir = System.getenv("AGSENGINEJAVA");
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62 if(engineInstallDir == null) {
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63 engineInstallDir = System.getenv("AGSDESKTOPJAVA");
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64 if(engineInstallDir == null) {
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65 logger.error("Could not find ArcGIS Environment. \n" +
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66 "AGSENGINEJAVA or AGSDESKTOPJAVA not set.");
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67 return false;
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68 }
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69 }
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70
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71 //Obtain the relative path to the arcobjects.jar file
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72 String jarPath = engineInstallDir + "java" + File.separator + "lib" +
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73 File.separator + "arcobjects.jar";
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74
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75 //Create a new file
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76 File jarFile = new File(jarPath);
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77
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78 //Test for file existence
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79 if(!jarFile.exists()){
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80 logger.error("The arcobjects.jar was not found in the" +
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81 " following location: " + jarFile.getParent());
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82 logger.error("Verify that arcobjects.jar can" +
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83 " be located in the specified folder.");
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84 logger.error("If not present, try uninstalling your" +
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85 " ArcGIS software and reinstalling it.");
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86 System.exit(0);
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87 }
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88
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89 //Helps load classes and resources from a search path of URLs
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90 URLClassLoader sysloader =
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91 (URLClassLoader) ClassLoader.getSystemClassLoader();
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92 Class<URLClassLoader> sysclass = URLClassLoader.class;
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93
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94 try {
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95 Method method = sysclass.getDeclaredMethod("addURL",
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96 new Class[]{URL.class});
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97 method.setAccessible(true);
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98 method.invoke(sysloader, new Object[]{jarFile.toURI().toURL()});
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99 }
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100 catch (Throwable throwable) {
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101 throwable.printStackTrace();
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102 logger.error("Could not add arcobjects.jar to system classloader");
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103 System.exit(0);
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104 }
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105
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106 EngineInitializer.initializeEngine();
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107
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108 aoInit = new AoInitialize();
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109 return true;
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110 }
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111
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112 /**
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113 * Init ArcGIS License.
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114 */
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115 public boolean initArcGISLicenses()
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116 throws IOException {
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117 logger.debug("initArcGISLicenses()");
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118 if(aoInit.isProductCodeAvailable
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119 (esriLicenseProductCode.esriLicenseProductCodeEngine) ==
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120 esriLicenseStatus.esriLicenseAvailable) {
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121 aoInit.initialize
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122 (esriLicenseProductCode.esriLicenseProductCodeEngine);
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123 }
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124 else if (aoInit.isProductCodeAvailable
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125 (esriLicenseProductCode.esriLicenseProductCodeArcView) ==
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126 esriLicenseStatus.esriLicenseAvailable) {
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127 aoInit.initialize
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128 (esriLicenseProductCode.esriLicenseProductCodeArcView);
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129 }
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130 else {
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131 logger.error("Engine Runtime or ArcView" +
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132 " license not initialized.\n" +
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133 "Please install an ArcGIS product and set the" +
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134 " PATH-variable correctly.");
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135 return false;
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136 }
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137 return true;
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138 }
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139
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140 /**
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141 * Shutdown the ArcGIS Objects.
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142 */
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143 public boolean shutdownArcGIS()
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144 throws IOException {
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145 if(aoInit != null) {
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146 aoInit.shutdown();
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147 return true;
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148 }
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149 else {
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150 return false;
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151 }
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152 }
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153
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154 /**
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155 * Get the ArcGIS Engine Directory.
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156 */
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157 public String getEngineDirectory()
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158 throws Exception {
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159 if(engineInstallDir == "") {
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160 throw new Exception("Call initArcGIS() first!");
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161 }
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162 else {
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163 return engineInstallDir;
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164 }
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165 }
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166 }
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