public static void addMixinInterfacesToBootstrap(final Instrumentation inst) {
if (isDisableMixinsOnBootstrap()) {
System.out.println("New Relic Agent: mixin interfaces not moved to bootstrap");
return;
}
JarResource agentJarResource = null;
try {
agentJarResource = AgentJarHelper.getAgentJarResource();
final URL agentJarUrl = AgentJarHelper.getAgentJarUrl();
addMixinInterfacesToBootstrap(agentJarResource, agentJarUrl, inst);
} finally {
try {
agentJarResource.close();
} catch (Throwable th) {
logIfNRDebug("closing Agent jar resource", th);
}
}
}
public static void addMixinInterfacesToBootstrap(
final JarResource agentJarResource, final URL agentJarUrl, final Instrumentation inst) {
boolean succeeded = false;
final Pattern packageSearchPattern =
Pattern.compile("com/newrelic/agent/instrumentation/pointcuts/(.*).class");
final String interfaceMixinAnnotation =
"Lcom/newrelic/agent/instrumentation/pointcuts/InterfaceMixin;";
final String loadOnBootstrapAnnotation =
"Lcom/newrelic/agent/instrumentation/pointcuts/LoadOnBootstrap;";
final String interfaceMapperAnnotation =
"Lcom/newrelic/agent/instrumentation/pointcuts/InterfaceMapper;";
final String methodMapperAnnotation =
"Lcom/newrelic/agent/instrumentation/pointcuts/MethodMapper;";
final String fieldAccessorAnnotation =
"Lcom/newrelic/agent/instrumentation/pointcuts/FieldAccessor;";
final List<String> bootstrapAnnotations =
Arrays.asList(
"Lcom/newrelic/agent/instrumentation/pointcuts/InterfaceMixin;",
"Lcom/newrelic/agent/instrumentation/pointcuts/InterfaceMapper;",
"Lcom/newrelic/agent/instrumentation/pointcuts/MethodMapper;",
"Lcom/newrelic/agent/instrumentation/pointcuts/FieldAccessor;",
"Lcom/newrelic/agent/instrumentation/pointcuts/LoadOnBootstrap;");
File generatedFile = null;
JarOutputStream outputJarStream = null;
try {
generatedFile = File.createTempFile("newrelic-bootstrap", ".jar");
final Manifest manifest = createManifest();
outputJarStream = createJarOutputStream(generatedFile, manifest);
final long modTime = System.currentTimeMillis();
final Collection<String> fileNames =
AgentJarHelper.findJarFileNames(agentJarUrl, packageSearchPattern);
for (final String fileName : fileNames) {
final int size = (int) agentJarResource.getSize(fileName);
final ByteArrayOutputStream out = new ByteArrayOutputStream(size);
Streams.copy(agentJarResource.getInputStream(fileName), out, size, true);
final byte[] classBytes = out.toByteArray();
final ClassReader cr = new ClassReader(classBytes);
final ClassStructure structure = ClassStructure.getClassStructure(cr, 4);
final Collection<String> annotations = structure.getClassAnnotations().keySet();
if (containsAnyOf(bootstrapAnnotations, annotations)) {
final JarEntry entry = new JarEntry(fileName);
entry.setTime(modTime);
outputJarStream.putNextEntry(entry);
outputJarStream.write(classBytes);
}
}
outputJarStream.closeEntry();
succeeded = true;
} catch (IOException iox) {
logIfNRDebug("generating mixin jar file", iox);
try {
outputJarStream.close();
} catch (Throwable th) {
logIfNRDebug("closing outputJarStream", th);
}
} finally {
try {
outputJarStream.close();
} catch (Throwable th2) {
logIfNRDebug("closing outputJarStream", th2);
}
}
if (succeeded) {
JarFile jarFile = null;
try {
jarFile = new JarFile(generatedFile);
inst.appendToBootstrapClassLoaderSearch(jarFile);
generatedFile.deleteOnExit();
} catch (IOException iox2) {
logIfNRDebug("adding dynamic mixin jar to bootstrap", iox2);
try {
jarFile.close();
} catch (Throwable th3) {
logIfNRDebug("closing generated jar file", th3);
}
} finally {
try {
jarFile.close();
} catch (Throwable th4) {
logIfNRDebug("closing generated jar file", th4);
}
}
}
}
