SPR-5764
+ redone the JBossLTW (no dependency on the JBoss API) - removed JBoss jars - removed JBoss imports (Spring code doesn't rely on it)
This commit is contained in:
parent
d0b6891275
commit
846c7f6000
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@ -46,8 +46,10 @@
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<dependency org="org.aspectj" name="com.springsource.org.aspectj.weaver" rev="1.6.5.RELEASE" conf="optional, aspectj->compile"/>
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<dependency org="org.beanshell" name="com.springsource.bsh" rev="2.0.0.b4" conf="optional, beanshell->compile"/>
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<dependency org="org.codehaus.groovy" name="com.springsource.org.codehaus.groovy" rev="1.6.3" conf="optional, groovy->compile"/>
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<!--
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<dependency org="org.jboss.cl" name="com.springsource.org.jboss.classloader" rev="2.0.5.GA" conf="provided->compile"/>
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<dependency org="org.jboss.util" name="com.springsource.org.jboss.util" rev="2.2.13.GA" conf="provided, runtime->compile"/>
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-->
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<dependency org="org.joda" name="com.springsource.org.joda.time" rev="1.6.0" conf="optional->compile"/>
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<dependency org="org.jruby" name="com.springsource.org.jruby" rev="1.2.0" conf="optional, jruby->compile"/>
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<dependency org="org.springframework" name="org.springframework.asm" rev="latest.integration" conf="compile->compile"/>
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@ -1,50 +0,0 @@
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/*
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* Copyright 2002-2009 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.instrument.classloading.jboss;
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import java.security.ProtectionDomain;
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import java.lang.instrument.ClassFileTransformer;
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import org.jboss.util.loading.Translator;
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/**
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* ClassFileTransfomer to Translator bridge.
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*
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* @author Ales Justin
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*/
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public class ClassFileTransformer2Translator implements Translator {
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private ClassFileTransformer transformer;
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public ClassFileTransformer2Translator(ClassFileTransformer transformer) {
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if (transformer == null) {
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throw new IllegalArgumentException("Null transformer");
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}
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this.transformer = transformer;
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}
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public byte[] transform(ClassLoader loader,
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String className,
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Class<?> classBeingRedefined,
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ProtectionDomain protectionDomain,
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byte[] classfileBuffer) throws Exception {
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return transformer.transform(loader, className, classBeingRedefined, protectionDomain, classfileBuffer);
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}
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public void unregisterClassLoader(ClassLoader loader) {
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}
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}
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@ -1,78 +0,0 @@
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/*
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* Copyright 2002-2009 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.instrument.classloading.jboss;
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import java.lang.reflect.Method;
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import org.jboss.classloader.spi.ClassLoaderSystem;
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import org.jboss.classloader.spi.base.BaseClassLoader;
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import org.jboss.classloader.spi.base.BaseClassLoaderDomain;
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import org.jboss.classloader.spi.base.BaseClassLoaderPolicy;
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import org.jboss.classloader.spi.base.BaseClassLoaderSystem;
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import org.jboss.util.loading.Translator;
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/**
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* Reflective wrapper around a JBoss_5.0.x class loader. Used to encapsulate the classloader-specific methods
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* (discovered and called through reflection) from the load-time weaver.
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*
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* @author Ales Justin
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*/
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public class JBoss50ClassLoader extends JBoss5ClassLoader {
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private Method addTranslator;
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private ClassLoaderSystem system;
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public JBoss50ClassLoader(BaseClassLoader classLoader) {
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super(classLoader);
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}
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protected void fallbackStrategy() throws Exception {
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try {
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// let's check if we have a patched policy, with translator per policy
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addTranslator = getMethod(BaseClassLoaderPolicy.class, "addTranslator");
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}
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catch (Exception ignored) {
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//log.info("Policy doesn't have addTranslator, falling back to ClassLoaderSystem.");
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Method getClassLoaderDomain = getMethod(BaseClassLoaderPolicy.class, "getClassLoaderDomain");
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BaseClassLoaderDomain domain = invokeMethod(getClassLoaderDomain, getPolicy(), BaseClassLoaderDomain.class);
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Method getClassLoaderSystem = getMethod(BaseClassLoaderDomain.class, "getClassLoaderSystem");
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BaseClassLoaderSystem system = invokeMethod(getClassLoaderSystem, domain, BaseClassLoaderSystem.class);
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if (system instanceof ClassLoaderSystem) {
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this.system = ClassLoaderSystem.class.cast(system);
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}
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else {
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throw new IllegalArgumentException(
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"ClassLoaderSystem must be instance of [" + ClassLoaderSystem.class.getName() + "]");
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}
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}
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}
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protected void addTranslator(Translator translator) {
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if (addTranslator != null) {
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try {
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addTranslator.invoke(translator);
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}
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catch (Exception e) {
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throw new IllegalArgumentException(e);
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}
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}
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else {
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system.setTranslator(translator);
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}
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}
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}
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@ -1,37 +0,0 @@
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/*
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* Copyright 2002-2009 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.instrument.classloading.jboss;
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import org.jboss.classloader.spi.base.BaseClassLoader;
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import org.jboss.util.loading.Translator;
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/**
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* Reflective wrapper around a JBoss_5.1.x class loader. Used to encapsulate the classloader-specific methods
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* (discovered and called through reflection) from the load-time weaver.
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*
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* @author <a href="mailto:ales.justin@jboss.org">Ales Justin</a>
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*/
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public class JBoss51ClassLoader extends JBoss5ClassLoader {
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public JBoss51ClassLoader(BaseClassLoader classLoader) {
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super(classLoader);
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}
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protected void addTranslator(Translator translator) {
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getPolicy().addTranslator(translator);
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}
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}
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@ -1,120 +0,0 @@
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/*
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* Copyright 2002-2009 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.instrument.classloading.jboss;
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import java.lang.instrument.ClassFileTransformer;
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import java.lang.reflect.Method;
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import java.security.AccessController;
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import java.security.PrivilegedExceptionAction;
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import org.jboss.classloader.spi.ClassLoaderPolicy;
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import org.jboss.classloader.spi.base.BaseClassLoader;
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import org.jboss.util.loading.Translator;
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import org.springframework.util.Assert;
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import org.springframework.instrument.classloading.SimpleThrowawayClassLoader;
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/**
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* Reflective wrapper around a JBoss5 class loader. Used to encapsulate the classloader-specific methods (discovered and
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* called through reflection) from the load-time weaver.
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*
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* @author Ales Justin
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* @author Marius Bogoevici
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*/
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public abstract class JBoss5ClassLoader extends ReflectionHelper {
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private final BaseClassLoader classLoader;
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private ClassLoaderPolicy policy;
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@SuppressWarnings("unchecked")
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protected JBoss5ClassLoader(BaseClassLoader classLoader) {
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Assert.notNull(classLoader, "ClassLoader must not be null");
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this.classLoader = classLoader;
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try {
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SecurityManager sm = System.getSecurityManager();
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if (sm != null) {
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AccessController.doPrivileged(new InstantiationAction());
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}
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else {
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doInstantiate();
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}
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}
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catch (Exception e) {
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throw new IllegalStateException(
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"Could not initialize JBoss ClassLoader because JBoss5 API classes are not available", e);
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}
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}
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/**
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* Get the policy.
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*
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* @return the policy
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*/
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protected ClassLoaderPolicy getPolicy() {
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return policy;
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}
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/**
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* Do instantiate method, variables.
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*
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* @throws Exception for any error
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*/
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private void doInstantiate() throws Exception {
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Method getPolicy = getMethod(BaseClassLoader.class, "getPolicy");
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policy = invokeMethod(getPolicy, classLoader, ClassLoaderPolicy.class);
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fallbackStrategy();
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}
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/**
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* The fallback strategy.
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*
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* @throws Exception for any error
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*/
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protected void fallbackStrategy() throws Exception {
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}
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public void addTransformer(ClassFileTransformer transformer) {
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Assert.notNull(transformer, "ClassFileTransformer must not be null");
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Translator translator = new ClassFileTransformer2Translator(transformer);
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addTranslator(translator);
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}
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/**
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* Add the translator.
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*
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* @param translator the translator
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*/
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protected abstract void addTranslator(Translator translator);
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public ClassLoader getInternalClassLoader() {
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return classLoader;
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}
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public ClassLoader getThrowawayClassLoader() {
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return new SimpleThrowawayClassLoader(classLoader);
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}
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/** Instantiation action. */
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private class InstantiationAction implements PrivilegedExceptionAction {
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public Object run() throws Exception {
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doInstantiate();
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return null;
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}
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}
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}
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@ -1,120 +0,0 @@
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/*
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* Copyright 2002-2009 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.instrument.classloading.jboss;
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import java.lang.instrument.ClassFileTransformer;
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import java.lang.reflect.Method;
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import org.jboss.classloader.spi.base.BaseClassLoader;
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import org.springframework.instrument.classloading.LoadTimeWeaver;
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import org.springframework.util.Assert;
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import org.springframework.util.ClassUtils;
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/**
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* {@link LoadTimeWeaver} implementation for JBoss5's instrumentable ClassLoader.
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*
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* @author Ales Justin
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*/
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public class JBoss5LoadTimeWeaver extends ReflectionHelper implements LoadTimeWeaver {
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private JBoss5ClassLoader classLoader;
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public JBoss5LoadTimeWeaver() {
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this(ClassUtils.getDefaultClassLoader());
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}
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public JBoss5LoadTimeWeaver(ClassLoader classLoader) {
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Assert.notNull(classLoader, "ClassLoader must not be null");
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BaseClassLoader bcl = determineClassLoader(classLoader);
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if (bcl == null) {
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throw new IllegalArgumentException(
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classLoader + " and its parents are not suitable ClassLoaders: " + "An [" +
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BaseClassLoader.class.getName() + "] implementation is required.");
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}
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this.classLoader = createClassLoaderWrapper(bcl);
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}
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/**
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* Create a JBoss5 classloader wrapper based on the underlying JBossAS version.
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*
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* @param bcl the base classloader
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* @return new JBoss5 classloader wrapper
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*/
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protected JBoss5ClassLoader createClassLoaderWrapper(BaseClassLoader bcl) {
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int versionNumber = 0;
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String tag;
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try {
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// BCL should see Version class
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Class<?> versionClass = bcl.loadClass("org.jboss.Version");
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Method getInstance = getMethod(versionClass, "getInstance");
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Object version = getInstance.invoke(null); // static method
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Method getMajor = getMethod(versionClass, "getMajor");
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versionNumber += 100 * invokeMethod(getMajor, version, Integer.class);
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Method getMinor = getMethod(versionClass, "getMinor");
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versionNumber += 10 * invokeMethod(getMinor, version, Integer.class);
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Method getRevision = getMethod(versionClass, "getRevision");
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versionNumber += invokeMethod(getRevision, version, Integer.class);
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Method getTag = getMethod(versionClass, "getTag");
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tag = invokeMethod(getTag, version, String.class);
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}
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catch (Exception e) {
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//log.warn("Exception creating JBoss5 CL wrapper: " + e + ", falling back to JBoss50ClassLoader wrapper.");
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return new JBoss50ClassLoader(bcl);
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}
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|
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if (versionNumber < 500) // this only works on new MC code
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{
|
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throw new IllegalArgumentException(
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"JBoss5LoadTimeWeaver can only be used on new JBoss Microcontainer ClassLoader.");
|
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}
|
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else if (versionNumber <= 501 || (versionNumber == 510 && "Beta1".equals(tag))) {
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return new JBoss50ClassLoader(bcl);
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}
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else {
|
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return new JBoss51ClassLoader(bcl);
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}
|
||||
}
|
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|
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/**
|
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* Find first BaseClassLoader implementation.
|
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*
|
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* @param classLoader the classloader
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* @return BaseClassLoader instance or null if not found
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*/
|
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private BaseClassLoader determineClassLoader(ClassLoader classLoader) {
|
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for (ClassLoader cl = classLoader; cl != null; cl = cl.getParent()) {
|
||||
if (cl instanceof BaseClassLoader) {
|
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return (BaseClassLoader) cl;
|
||||
}
|
||||
}
|
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return null;
|
||||
}
|
||||
|
||||
public void addTransformer(ClassFileTransformer transformer) {
|
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classLoader.addTransformer(transformer);
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}
|
||||
|
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public ClassLoader getInstrumentableClassLoader() {
|
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return classLoader.getInternalClassLoader();
|
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}
|
||||
|
||||
public ClassLoader getThrowawayClassLoader() {
|
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return classLoader.getThrowawayClassLoader();
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}
|
||||
}
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|
|
@ -0,0 +1,148 @@
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/*
|
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* Copyright 2006-2009 the original author or authors.
|
||||
*
|
||||
* Licensed under the Apache License, Version 2.0 (the "License");
|
||||
* you may not use this file except in compliance with the License.
|
||||
* You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
||||
*/
|
||||
package org.springframework.instrument.classloading.jboss;
|
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|
||||
import java.lang.instrument.ClassFileTransformer;
|
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import java.lang.reflect.Constructor;
|
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import java.lang.reflect.Method;
|
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|
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import org.springframework.util.Assert;
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import org.springframework.util.ReflectionUtils;
|
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|
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/**
|
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* Reflective wrapper around a JBoss 5 class loader methods (discovered and called
|
||||
* through reflection) for load time weaving.
|
||||
*
|
||||
* @author Costin Leau
|
||||
*/
|
||||
class JBossClassLoaderAdapter {
|
||||
|
||||
private static final String TRANSLATOR_ADAPTER_NAME = "org.jboss.classloader.spi.translator.ClassFileTransformer2Translator";
|
||||
private static final String TRANSLATOR_NAME = "org.jboss.util.loading.Translator";
|
||||
private static final String POLICY_NAME = "org.jboss.classloader.spi.base.BaseClassLoaderPolicy";
|
||||
private static final String DOMAIN_NAME = "org.jboss.classloader.spi.base.BaseClassLoaderDomain";
|
||||
private static final String DEDICATED_SYSTEM = "org.jboss.classloader.spi.ClassLoaderSystem";
|
||||
private static final String LOADER_NAME = "org.jboss.classloader.spi.base.BaseClassLoader";
|
||||
private static final String GET_POLICY = "getPolicy";
|
||||
private static final String GET_DOMAIN = "getClassLoaderDomain";
|
||||
private static final String GET_SYSTEM = "getClassLoaderSystem";
|
||||
|
||||
// available since JBoss AS 5.1.0 / MC 2.0.6 (allows multiple transformers to be added)
|
||||
private static final String ADD_TRANSLATOR_NAME = "addTranslator";
|
||||
// available since JBoss AS 5.0.0 / MC 2.0.1 (allows only one transformer to be added)
|
||||
private static final String SET_TRANSLATOR_NAME = "setTranslator";
|
||||
|
||||
private final ClassLoader classLoader;
|
||||
private final Constructor<?> constructor;
|
||||
private final Method addTranslator;
|
||||
private final Object target;
|
||||
|
||||
JBossClassLoaderAdapter(ClassLoader classLoader) {
|
||||
Class<?> clazzLoaderType = null;
|
||||
try {
|
||||
// resolve BaseClassLoader.class
|
||||
clazzLoaderType = classLoader.loadClass(LOADER_NAME);
|
||||
|
||||
ClassLoader clazzLoader = null;
|
||||
// walk the hierarchy to detect the instrumentation aware classloader
|
||||
for (ClassLoader cl = classLoader; cl != null && clazzLoader == null; cl = cl.getParent()) {
|
||||
if (clazzLoaderType.isInstance(cl)) {
|
||||
clazzLoader = cl;
|
||||
}
|
||||
}
|
||||
|
||||
if (clazzLoader == null) {
|
||||
throw new IllegalArgumentException(classLoader + " and its parents are not suitable ClassLoaders: "
|
||||
+ "A [" + LOADER_NAME + "] implementation is required.");
|
||||
}
|
||||
|
||||
this.classLoader = clazzLoader;
|
||||
|
||||
// BaseClassLoader#getPolicy
|
||||
Method method = clazzLoaderType.getDeclaredMethod(GET_POLICY);
|
||||
ReflectionUtils.makeAccessible(method);
|
||||
Object policy = method.invoke(this.classLoader);
|
||||
|
||||
Object addTarget = null;
|
||||
Method addMethod = null;
|
||||
|
||||
// try the 5.1.x hooks
|
||||
// check existence of BaseClassLoaderPolicy#addTranslator(Translator)
|
||||
Class<?> translatorClass = classLoader.loadClass(TRANSLATOR_NAME);
|
||||
Class<?> clazz = classLoader.loadClass(POLICY_NAME);
|
||||
try {
|
||||
addMethod = clazz.getDeclaredMethod(ADD_TRANSLATOR_NAME, translatorClass);
|
||||
addTarget = policy;
|
||||
} catch (NoSuchMethodException ex) {
|
||||
}
|
||||
|
||||
// fall back to 5.0.x method
|
||||
if (addMethod == null) {
|
||||
|
||||
// BaseClassLoaderPolicy#getClassLoaderDomain
|
||||
method = clazz.getDeclaredMethod(GET_DOMAIN);
|
||||
ReflectionUtils.makeAccessible(method);
|
||||
Object domain = method.invoke(policy);
|
||||
|
||||
// BaseClassLoaderDomain#getClassLoaderSystem
|
||||
clazz = classLoader.loadClass(DOMAIN_NAME);
|
||||
method = clazz.getDeclaredMethod(GET_SYSTEM);
|
||||
ReflectionUtils.makeAccessible(method);
|
||||
Object system = method.invoke(domain);
|
||||
addTarget = system;
|
||||
|
||||
// resolve ClassLoaderSystem
|
||||
clazz = classLoader.loadClass(DEDICATED_SYSTEM);
|
||||
|
||||
Assert.isInstanceOf(clazz, system, "JBoss LoadTimeWeaver requires JBoss loader system of type "
|
||||
+ clazz.getName() + " on JBoss 5.0.x");
|
||||
|
||||
// ClassLoaderSystem#setTranslator
|
||||
addMethod = clazz.getDeclaredMethod(SET_TRANSLATOR_NAME, translatorClass);
|
||||
}
|
||||
|
||||
this.addTranslator = addMethod;
|
||||
this.target = addTarget;
|
||||
|
||||
// resolve Transformer2TranslatorUtil constructor
|
||||
clazz = classLoader.loadClass(TRANSLATOR_ADAPTER_NAME);
|
||||
this.constructor = clazz.getDeclaredConstructor(ClassFileTransformer.class);
|
||||
|
||||
} catch (Exception ex) {
|
||||
throw new IllegalStateException(
|
||||
"Could not initialize JBoss LoadTimeWeaver because the JBoss 5 API classes are not available", ex);
|
||||
}
|
||||
}
|
||||
|
||||
public void addTransformer(ClassFileTransformer transformer) {
|
||||
Object translator = null;
|
||||
try {
|
||||
translator = this.constructor.newInstance(transformer);
|
||||
} catch (Exception ex) {
|
||||
throw new IllegalStateException("Could not instantiate a JBoss class translator", ex);
|
||||
}
|
||||
|
||||
try {
|
||||
addTranslator.invoke(target, translator);
|
||||
} catch (Exception ex) {
|
||||
throw new IllegalStateException("Could not add transformer on JBoss classloader " + classLoader, ex);
|
||||
}
|
||||
}
|
||||
|
||||
public ClassLoader getClassLoader() {
|
||||
return classLoader;
|
||||
}
|
||||
}
|
||||
|
|
@ -0,0 +1,69 @@
|
|||
/*
|
||||
* Copyright 2002-2009 the original author or authors.
|
||||
*
|
||||
* Licensed under the Apache License, Version 2.0 (the "License");
|
||||
* you may not use this file except in compliance with the License.
|
||||
* You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
||||
*/
|
||||
package org.springframework.instrument.classloading.jboss;
|
||||
|
||||
import java.lang.instrument.ClassFileTransformer;
|
||||
|
||||
import org.springframework.instrument.classloading.LoadTimeWeaver;
|
||||
import org.springframework.instrument.classloading.SimpleThrowawayClassLoader;
|
||||
import org.springframework.util.Assert;
|
||||
import org.springframework.util.ClassUtils;
|
||||
|
||||
/**
|
||||
* {@link LoadTimeWeaver} implementation for JBoss's instrumentable ClassLoader.
|
||||
*
|
||||
* <p><b>NOTE:</b> Requires JBoss AS version 5.0.0 or higher.
|
||||
*
|
||||
* <p>Thanks to Ales Justin and Marius Bogoevici for the initial prototype.</p>
|
||||
*
|
||||
* @author Costin Leau
|
||||
*/
|
||||
public class JBossLoadTimeWeaver implements LoadTimeWeaver {
|
||||
|
||||
private final JBossClassLoaderAdapter classLoader;
|
||||
|
||||
/**
|
||||
* Creates a new instance of the {@link JBossLoadTimeWeaver} class using
|
||||
* the default {@link ClassLoader class loader}.
|
||||
* @see org.springframework.util.ClassUtils#getDefaultClassLoader()
|
||||
*/
|
||||
public JBossLoadTimeWeaver() {
|
||||
this(ClassUtils.getDefaultClassLoader());
|
||||
}
|
||||
|
||||
/**
|
||||
* Creates a new instance of the {@link JBossLoadTimeWeaver} class using
|
||||
* the supplied {@link ClassLoader}.
|
||||
* @param classLoader the <code>ClassLoader</code> to delegate to for
|
||||
* weaving (must not be <code>null</code>)
|
||||
*/
|
||||
public JBossLoadTimeWeaver(ClassLoader classLoader) {
|
||||
Assert.notNull(classLoader, "ClassLoader must not be null");
|
||||
this.classLoader = new JBossClassLoaderAdapter(classLoader);
|
||||
}
|
||||
|
||||
public void addTransformer(ClassFileTransformer transformer) {
|
||||
this.classLoader.addTransformer(transformer);
|
||||
}
|
||||
|
||||
public ClassLoader getInstrumentableClassLoader() {
|
||||
return this.classLoader.getClassLoader();
|
||||
}
|
||||
|
||||
public ClassLoader getThrowawayClassLoader() {
|
||||
return new SimpleThrowawayClassLoader(getInstrumentableClassLoader());
|
||||
}
|
||||
}
|
||||
|
|
@ -1,59 +0,0 @@
|
|||
/*
|
||||
* Copyright 2002-2009 the original author or authors.
|
||||
*
|
||||
* Licensed under the Apache License, Version 2.0 (the "License");
|
||||
* you may not use this file except in compliance with the License.
|
||||
* You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
||||
*/
|
||||
package org.springframework.instrument.classloading.jboss;
|
||||
|
||||
import java.lang.reflect.Method;
|
||||
|
||||
/**
|
||||
* Reflection helper.
|
||||
*
|
||||
* @author Ales Justin
|
||||
*/
|
||||
public abstract class ReflectionHelper {
|
||||
|
||||
/**
|
||||
* Get method from class.
|
||||
*
|
||||
* @param clazz the owner class
|
||||
* @param name the method name
|
||||
* @return declared method
|
||||
* @throws Exception for any error
|
||||
*/
|
||||
protected static Method getMethod(Class<?> clazz, String name) throws Exception {
|
||||
Method method = clazz.getDeclaredMethod(name);
|
||||
method.setAccessible(true);
|
||||
return method;
|
||||
}
|
||||
|
||||
/**
|
||||
* Invoke method and check the result.
|
||||
*
|
||||
* @param method the method
|
||||
* @param target the target
|
||||
* @param expectedType the expected type
|
||||
* @param <T> the exact type
|
||||
* @return invocation's result
|
||||
* @throws Exception for any error
|
||||
*/
|
||||
protected static <T> T invokeMethod(Method method, Object target, Class<T> expectedType) throws Exception {
|
||||
Object result = method.invoke(target);
|
||||
if (expectedType.isInstance(result) == false) {
|
||||
throw new IllegalArgumentException("Returned result must be instance of [" + expectedType.getName() + "]");
|
||||
}
|
||||
|
||||
return expectedType.cast(result);
|
||||
}
|
||||
}
|
||||
|
|
@ -0,0 +1,8 @@
|
|||
|
||||
/**
|
||||
*
|
||||
* Support for class instrumentation on JBoss AS 5.x / JBoss MC 2.0.x.
|
||||
*
|
||||
*/
|
||||
package org.springframework.instrument.classloading.jboss;
|
||||
|
||||
|
|
@ -30,8 +30,6 @@ Import-Template:
|
|||
org.aspectj.weaver.*;version="[1.5.4, 2.0.0)";resolution:=optional,
|
||||
org.codehaus.groovy.*;version="[1.5.0, 2.0.0)";resolution:=optional,
|
||||
org.joda.*;version="[1.6.0, 2.0.0)";resolution:=optional,
|
||||
org.jboss.classloader.*;version="[2.0.5, 3.0.0)";resolution:=optional,
|
||||
org.jboss.util.*;version="[2.2.13, 3.0.0)";resolution:=optional,
|
||||
org.jruby.*;version="[1.1.0, 2.0.0)";resolution:=optional,
|
||||
org.omg.CORBA.*;version="0";resolution:=optional,
|
||||
org.springframework.aop.*;version="[3.0.0, 3.0.1)";resolution:=optional,
|
||||
|
|
|
|||
Loading…
Reference in New Issue