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/*
* Copyright © 2009 Reinier Zwitserloot and Roel Spilker.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package lombok.netbeans.agent;
import java.lang.instrument.Instrumentation;
import lombok.patcher.Hook;
import lombok.patcher.MethodTarget;
import lombok.patcher.ScriptManager;
import lombok.patcher.StackRequest;
import lombok.patcher.equinox.EquinoxClassLoader;
import lombok.patcher.scripts.ScriptBuilder;
public class NetbeansPatcher {
private NetbeansPatcher() {}
public static void agentmain(@SuppressWarnings("unused") String agentArgs, Instrumentation instrumentation) throws Exception {
registerPatchScripts(instrumentation, true);
}
public static void premain(@SuppressWarnings("unused") String agentArgs, Instrumentation instrumentation) throws Exception {
registerPatchScripts(instrumentation, false);
}
private static void registerPatchScripts(Instrumentation instrumentation, boolean reloadExistingClasses) {
ScriptManager sm = new ScriptManager();
sm.registerTransformer(instrumentation);
EquinoxClassLoader.addPrefix("lombok.");
EquinoxClassLoader.registerScripts(sm);
patchNetbeansJavac(sm);
patchNetbeansMissingPositionAwareness(sm);
if (reloadExistingClasses) sm.reloadClasses(instrumentation);
}
private static void patchNetbeansJavac(ScriptManager sm) {
sm.addScript(ScriptBuilder.wrapReturnValue()
.request(StackRequest.THIS, StackRequest.PARAM1)
.transplant()
.target(new MethodTarget("com.sun.tools.javac.api.JavacTaskImpl", "setTaskListener"))
.wrapMethod(new Hook("lombok/netbeans/agent/PatchFixes", "fixContentOnSetTaskListener",
"(Lcom/sun/tools/javac/api/JavacTaskImpl;Lcom/sun/source/util/TaskListener;)V"))
.build());
sm.addScript(ScriptBuilder.wrapReturnValue()
.request(StackRequest.RETURN_VALUE, StackRequest.PARAM1)
.transplant()
.target(new MethodTarget("org.netbeans.modules.java.source.parsing.JavacParser", "createJavacTask",
"com.sun.tools.javac.api.JavacTaskImpl",
"ClasspathInfo", "DiagnosticListener", "java.lang.String", "boolean",
"ClassNamesForFileOraculum", "CancelService"))
.wrapMethod(new Hook("lombok/netbeans/agent/PatchFixes", "addTaskListenerWhenCallingJavac",
"(Lcom/sun/tools/javac/api/JavacTaskImpl;Lorg/netbeans/api/java/source/ClasspathInfo;)V"))
.build());
}
private static void patchNetbeansMissingPositionAwareness(ScriptManager sm) {
sm.addScript(ScriptBuilder.replaceMethodCall()
.target(new MethodTarget("org.netbeans.modules.java.editor.overridden.ComputeAnnotations",
"createAnnotations"))
.methodToReplace(new Hook("com/sun/source/util/Trees", "getTree",
"(Ljavax/lang/model/element/Element;)Lcom/sun/source/tree/Tree;"))
.replacementMethod(new Hook("lombok/netbeans/agent/PatchFixes", "returnNullForGeneratedNode",
"(Lcom/sun/source/util/Trees;Ljavax/lang/model/element/Element;Ljava/lang/Object;)" +
"Lcom/sun/source/tree/Tree;"))
.requestExtra(StackRequest.PARAM1)
.build());
sm.addScript(ScriptBuilder.replaceMethodCall()
.target(new MethodTarget("org.netbeans.modules.java.source.parsing.FindMethodRegionsVisitor",
"visitMethod"))
.methodToReplace(new Hook("com/sun/source/util/SourcePositions", "getEndPosition",
"(Lcom/sun/source/tree/CompilationUnitTree;Lcom/sun/source/tree/Tree;)J"))
.replacementMethod(new Hook("lombok/netbeans/agent/PatchFixes", "returnMinus1ForGeneratedNode",
"(Lcom/sun/source/util/SourcePositions;Lcom/sun/source/tree/CompilationUnitTree;Lcom/sun/source/tree/Tree;)J"))
.build());
sm.addScript(ScriptBuilder.wrapMethodCall()
.target(new MethodTarget("org.netbeans.modules.java.source.save.CasualDiff", "filterHidden"))
.methodToWrap(new Hook("java/lang/Iterable", "iterator", "()L/java/util/Iterator;"))
.wrapMethod(new Hook("lombok/netbeans/agent/PatchFixes", "filterGenerated",
"(Ljava/util/Iterator;)L/java/util/Iterator;"))
.transplant().build());
}
}
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