work in progress.

1 files changed, 98 insertions, 0 deletions

diff --git a/src/netbeansAgent/lombok/netbeans/agent/NetbeansPatcher.java b/src/netbeansAgent/lombok/netbeans/agent/NetbeansPatcher.java
new file mode 100644
index 00000000..4210aa87
--- /dev/null
+++ b/src/netbeansAgent/lombok/netbeans/agent/NetbeansPatcher.java
@@ -0,0 +1,98 @@
+/*
+ * 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()
+				.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",
+						"()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());
+	}
+}