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authorReinier Zwitserloot <reinier@zwitserloot.com>2014-09-30 13:46:30 +0200
committerReinier Zwitserloot <reinier@zwitserloot.com>2014-09-30 13:46:30 +0200
commit2ee2dbd8f9993a08e9ad281bfa73e2b6c5d01ee8 (patch)
treee9c4f82f89f38740caf4c46b4ae49f3483717612 /src/core/lombok
parent25b78d313233c9cff14953b960b0c0d89b109478 (diff)
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first take on the shadow classloader. All seems to be in order, but we still have to solve the problem with adding our shadow loader to the equinox infrastructure (solved in lombok currently by adding all of lombok to the bootclasspath), and all the public API still has to be kept as actual class files by build.xml. Currently it is all shadowed away.
Diffstat (limited to 'src/core/lombok')
-rw-r--r--src/core/lombok/core/Agent.java138
-rw-r--r--src/core/lombok/core/Main.java1
2 files changed, 1 insertions, 138 deletions
diff --git a/src/core/lombok/core/Agent.java b/src/core/lombok/core/Agent.java
deleted file mode 100644
index 49c03bf3..00000000
--- a/src/core/lombok/core/Agent.java
+++ /dev/null
@@ -1,138 +0,0 @@
-/*
- * Copyright (C) 2009 The Project Lombok Authors.
- *
- * 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.core;
-
-import java.lang.instrument.ClassFileTransformer;
-import java.lang.instrument.IllegalClassFormatException;
-import java.lang.instrument.Instrumentation;
-import java.security.ProtectionDomain;
-import java.util.Arrays;
-import java.util.Collections;
-import java.util.List;
-
-import javax.swing.JOptionPane;
-import javax.swing.SwingUtilities;
-
-public abstract class Agent {
- protected abstract void runAgent(String agentArgs, Instrumentation instrumentation, boolean injected) throws Exception;
-
- public static void agentmain(String agentArgs, Instrumentation instrumentation) throws Throwable {
- runAgents(agentArgs, instrumentation, true);
- }
-
- public static void premain(String agentArgs, Instrumentation instrumentation) throws Throwable {
- runAgents(agentArgs, instrumentation, false);
- }
-
- private static final List<AgentInfo> AGENTS = Collections.unmodifiableList(Arrays.asList(
- new NetbeansPatcherInfo(),
- new EclipsePatcherInfo()
- ));
-
- private static void runAgents(String agentArgs, Instrumentation instrumentation, boolean injected) throws Throwable {
- for (AgentInfo info : AGENTS) {
- try {
- Class<?> agentClass = Class.forName(info.className());
- Agent agent = (Agent) agentClass.newInstance();
- agent.runAgent(agentArgs, instrumentation, injected);
- } catch (Throwable t) {
- info.problem(t, instrumentation);
- }
- }
- }
-
- private static abstract class AgentInfo {
- abstract String className();
-
- /**
- * Called if an exception occurs while loading the agent represented by this AgentInfo object.
- *
- * @param t The throwable.
- * @param instrumentation In case you want to take an alternative action.
- */
- void problem(Throwable t, Instrumentation instrumentation) throws Throwable {
- if (t instanceof ClassNotFoundException) {
- //That's okay - this lombok evidently is a version with support for something stripped out.
- return;
- }
-
- if (t instanceof ClassCastException) {
- throw new InternalError("Lombok bug. Class: " + className() + " is not an implementation of lombok.core.Agent");
- }
-
- if (t instanceof IllegalAccessError) {
- throw new InternalError("Lombok bug. Class: " + className() + " is not public");
- }
-
- if (t instanceof InstantiationException) {
- throw new InternalError("Lombok bug. Class: " + className() + " is not concrete or has no public no-args constructor");
- }
-
- throw t;
- }
- }
-
- private static class NetbeansPatcherInfo extends AgentInfo {
- @Override String className() {
- return "lombok.netbeans.agent.NetbeansPatcher";
- }
-
- @Override void problem(Throwable in, Instrumentation instrumentation) throws Throwable {
- try {
- super.problem(in, instrumentation);
- } catch (InternalError ie) {
- throw ie;
- } catch (Throwable t) {
- final String error;
-
- if (t instanceof UnsupportedClassVersionError) {
- error = "Lombok only works on netbeans if you start netbeans using a 1.6 or higher JVM.\n" +
- "Change your platform's default JVM, or edit etc/netbeans.conf\n" +
- "and explicitly tell netbeans your 1.6 JVM's location.";
- } else {
- error = "Lombok disabled due to error: " + t;
- }
-
- instrumentation.addTransformer(new ClassFileTransformer() {
- @Override public byte[] transform(ClassLoader loader, String className, Class<?> classBeingRedefined, ProtectionDomain protectionDomain, byte[] classfileBuffer) throws IllegalClassFormatException {
- if ("org/netbeans/modules/java/source/parsing/JavacParser".equals(className)) {
- //If that class gets loaded, this is definitely a netbeans(-esque) environment, and thus we SHOULD tell the user that lombok is not in fact loaded.
- SwingUtilities.invokeLater(new Runnable() {
- @Override public void run() {
- JOptionPane.showMessageDialog(null, error, "Lombok Disabled", JOptionPane.ERROR_MESSAGE);
- }
- });
- }
-
- return null;
- }
- });
- }
- }
- }
-
- private static class EclipsePatcherInfo extends AgentInfo {
- @Override String className() {
- return "lombok.eclipse.agent.EclipsePatcher";
- }
- }
-}
diff --git a/src/core/lombok/core/Main.java b/src/core/lombok/core/Main.java
index d62fe3e4..0856d3b3 100644
--- a/src/core/lombok/core/Main.java
+++ b/src/core/lombok/core/Main.java
@@ -38,6 +38,7 @@ public class Main {
));
public static void main(String[] args) throws IOException {
+ Thread.currentThread().setContextClassLoader(Main.class.getClassLoader());
int err = new Main(SpiLoadUtil.readAllFromIterator(
SpiLoadUtil.findServices(LombokApp.class)), Arrays.asList(args)).go();
System.exit(err);