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Potential fix for NPE in classloader, issue 648

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This commit is contained in:
Roel Spilker committed 2014-03-01 03:15:35 +01:00
1 parent fbab1ca77c
commit 60cce65881
1 file changed
+40 -43
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src/core/lombok/javac/apt/Processor.java
+40 -43
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@@ -161,48 +161,45 @@ public class Processor extends AbstractProcessor {
}
}
private static class WrappingClassLoader extends ClassLoader {
private final ClassLoader parent;
public WrappingClassLoader(ClassLoader parent) {
this.parent = parent;
}
public Class<?> loadClass(String name) throws ClassNotFoundException {
return parent.loadClass(name);
}
public String toString() {
return parent.toString();
}
public URL getResource(String name) {
return parent.getResource(name);
}
public Enumeration<URL> getResources(String name) throws IOException {
return parent.getResources(name);
}
public InputStream getResourceAsStream(String name) {
return parent.getResourceAsStream(name);
}
public void setDefaultAssertionStatus(boolean enabled) {
parent.setDefaultAssertionStatus(enabled);
}
public void setPackageAssertionStatus(String packageName, boolean enabled) {
parent.setPackageAssertionStatus(packageName, enabled);
}
public void setClassAssertionStatus(String className, boolean enabled) {
parent.setClassAssertionStatus(className, enabled);
}
public void clearAssertionStatus() {
parent.clearAssertionStatus();
}
private static ClassLoader wrapClassLoader(final ClassLoader parent) {
return new ClassLoader() {
public Class<?> loadClass(String name) throws ClassNotFoundException {
return parent.loadClass(name);
}
public String toString() {
return parent.toString();
}
public URL getResource(String name) {
return parent.getResource(name);
}
public Enumeration<URL> getResources(String name) throws IOException {
return parent.getResources(name);
}
public InputStream getResourceAsStream(String name) {
return parent.getResourceAsStream(name);
}
public void setDefaultAssertionStatus(boolean enabled) {
parent.setDefaultAssertionStatus(enabled);
}
public void setPackageAssertionStatus(String packageName, boolean enabled) {
parent.setPackageAssertionStatus(packageName, enabled);
}
public void setClassAssertionStatus(String className, boolean enabled) {
parent.setClassAssertionStatus(className, enabled);
}
public void clearAssertionStatus() {
parent.clearAssertionStatus();
}
};
}
private void stopJavacProcessingEnvironmentFromClosingOurClassloader() {
@@ -211,7 +208,7 @@ public class Processor extends AbstractProcessor {
f.setAccessible(true);
ClassLoader unwrapped = (ClassLoader) f.get(processingEnv);
if (unwrapped == null) return;
ClassLoader wrapped = new WrappingClassLoader(unwrapped);
ClassLoader wrapped = wrapClassLoader(unwrapped);
f.set(processingEnv, wrapped);
} catch (NoSuchFieldException e) {
// Some versions of javac have this (and call close on it), some don't. I guess this one doesn't have it.