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1 package org.antmod.buildplugin;
2
3 import java.io.File  ;
4 import java.io.IOException ;
5 import java.lang.reflect.Method ;
6 import java.util.ArrayList ;
7 import java.util.Enumeration ;
8 import java.util.Hashtable ;
9
10 import org.antmod.util.AntUtil;
11 import org.apache.commons.io.FileUtils;
12 import org.apache.tools.ant.Project;
13
14
19 public final class BuildPlugin {
20 public final static int BUILDLEVEL_MODULE = 1111;
21 public final static int BUILDLEVEL_RELEASE = 2222;
22
23 private File pluginDir;
24
25 private Project moduleAntProject;
26 private ArrayList moduleAntTargets;
27
28 private Project releaseAntProject;
29 private ArrayList releaseAntTargets;
30
31
37 BuildPlugin(Project invokingAntProject, Object otherBuildPlugin) {
38 this.pluginDir = (File )invokeGetter(otherBuildPlugin, "getPluginHome");
39 this.moduleAntProject = (Project)invokeGetter(otherBuildPlugin, "getModuleAntProject");
40 this.moduleAntTargets = (ArrayList )invokeGetter(otherBuildPlugin, "getModuleAntTargets");
41 this.releaseAntProject = (Project)invokeGetter(otherBuildPlugin, "getReleaseAntProject");
42 this.releaseAntTargets = (ArrayList )invokeGetter(otherBuildPlugin, "getReleaseAntTargets");
43
51 }
52
53
54 BuildPlugin(Project antProject, File pluginDirectory) {
55 this.pluginDir = pluginDirectory;
57
58 File modulebuildFile = new File (pluginDirectory, "modulebuild.xml");
61 if (modulebuildFile.exists()) {
62 this.moduleAntProject = AntUtil.getAntProject(antProject, modulebuildFile, true);
63 if (this.moduleAntProject == null) {
64 throw new RuntimeException ("modulebuild.xml for plugin " + getName() + " not found or initialized");
65 }
66 this.moduleAntProject.setProperty("antmod.plugins." + getName() + ".home", pluginDirectory.getAbsolutePath());
68 this.moduleAntTargets = AntUtil.getAntTargets(this.moduleAntProject);
69 }
70
71 File releasebuildFile = new File (pluginDirectory, "releasebuild.xml");
73 if (releasebuildFile.exists()) {
74 this.releaseAntProject = AntUtil.getAntProject(antProject, releasebuildFile, true);
75 if (this.releaseAntProject == null) {
76 throw new RuntimeException ("releasebuild.xml for plugin " + getName() + " not found or initialized");
77 }
78 this.releaseAntProject.setProperty("antmod.plugins." + getName() + ".home", pluginDirectory.getAbsolutePath());
80 this.releaseAntTargets = AntUtil.getAntTargets(this.releaseAntProject);
81 }
82 }
84
85
86 private static Object invokeGetter(Object instance, String getMethod) {
87 Method m;
88 try {
89 m = instance.getClass().getMethod(getMethod, null);
90 return m.invoke(instance, null);
91 }
92 catch (Exception e) {
93 e.printStackTrace();
94 }
95 return null;
96 }
97
98
101 public File getPluginHome() {
102 return pluginDir;
103 }
104
105
108 public String getName() {
109 return pluginDir.getName();
110 }
111
112 public Project getModuleAntProject() {
113 return moduleAntProject;
114 }
115 public ArrayList getModuleAntTargets() {
116 return moduleAntTargets;
117 }
118 public Project getReleaseAntProject() {
119 return releaseAntProject;
120 }
121 public ArrayList getReleaseAntTargets() {
122 return releaseAntTargets;
123 }
124
125
130 public boolean hasAntTarget(int buildLevel, String antTarget) {
131 if (buildLevel == BUILDLEVEL_MODULE) {
132 return this.moduleAntTargets != null && this.moduleAntTargets.contains(antTarget);
133 } else if (buildLevel == BUILDLEVEL_RELEASE) {
134 return this.releaseAntTargets != null && this.releaseAntTargets.contains(antTarget);
135 }
136 throw new IllegalArgumentException ("Invalid build level - should be either BUILDLEVEL_MODULE or BUILDLEVEL_RELEASE");
137 }
138
139
146 public void invokeAntTarget(Project parentProject, int buildLevel, String antTarget) {
147 if (hasAntTarget(buildLevel, antTarget)) {
148 if (buildLevel == BUILDLEVEL_MODULE) {
150
159
160 Project newModuleProject = AntUtil.getAntProject(parentProject, new File (this.pluginDir, "modulebuild.xml"), true);
162 AntUtil.inheritRefs(parentProject, newModuleProject);
163 newModuleProject.executeTarget(antTarget);
164 passBackProperties("antmod." + getName(), newModuleProject, parentProject);
165 }
166 else if (buildLevel == BUILDLEVEL_RELEASE) {
167
176
177 Project newReleaseProject = AntUtil.getAntProject(parentProject, new File (this.pluginDir, "releasebuild.xml"), true);
179 AntUtil.inheritRefs(parentProject, newReleaseProject);
180 newReleaseProject.executeTarget(antTarget);
181 passBackProperties("antmod." + getName(), newReleaseProject, parentProject);
182 }
183 else {
184 throw new IllegalArgumentException ("Invalid build level - should be either BUILDLEVEL_MODULE or BUILDLEVEL_RELEASE");
185 }
186 }
187 }
188
189
193 public String getInjectReleaseContents() {
194 File injectRelease = new File (this.pluginDir, "injectrelease.xml");
195 if (injectRelease.exists()) {
196 try {
197 return FileUtils.readFileToString(injectRelease, System.getProperty("file.encoding"));
198 } catch (IOException ioe) {
199 throw new IllegalStateException ("Cannot read contents of file \"" + injectRelease.getPath() + "\": " + ioe);
200 }
201 }
202 return null;
203 }
204
205
209 public String getInjectModuleContents() {
210 File injectModule = new File (this.pluginDir, "injectmodule.xml");
211 if (injectModule.exists()) {
212 try {
213 return FileUtils.readFileToString(injectModule, System.getProperty("file.encoding"));
214 } catch (IOException ioe) {
215 throw new IllegalStateException ("Cannot read contents of file \"" + injectModule.getPath() + "\": " + ioe);
216 }
217 }
218 return null;
219 }
220
221
222 private void passBackProperties(String propnameStart, Project fromProject, Project toProject) {
223 Hashtable props = fromProject.getProperties();
224 Enumeration propNames = props.keys();
225 String propName;
226 while (propNames.hasMoreElements()) {
227 propName = (String )propNames.nextElement();
228 if (propName.startsWith(propnameStart)) {
229 toProject.setProperty(propName, fromProject.getProperty(propName));
230 }
231 }
232 }
233
234 }
235
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