org.jboss.weld.bean.proxy.AbstractBeanInstance Maven / Gradle / Ivy
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* Copyright 2008, Red Hat, Inc. and/or its affiliates, and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* 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.jboss.weld.bean.proxy;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.lang.reflect.Type;
import java.util.Set;
import javax.enterprise.inject.spi.Bean;
import org.jboss.weld.util.Proxies.TypeInfo;
/**
* @author David Allen
*/
public abstract class AbstractBeanInstance implements BeanInstance {
public Object invoke(Object instance, Method method, Object... arguments) throws Throwable {
Object result = null;
try {
SecurityActions.ensureAccessible(method);
result = method.invoke(instance, arguments);
} catch (InvocationTargetException e) {
throw e.getCause();
}
return result;
}
protected Class computeInstanceType(Bean bean) {
return computeInstanceType(bean.getTypes());
}
protected static Class computeInstanceType(Set types) {
TypeInfo typeInfo = TypeInfo.of(types);
Class superClass = typeInfo.getSuperClass();
if (superClass.equals(Object.class)) {
superClass = typeInfo.getSuperInterface();
}
return superClass;
}
}