/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.tuscany.sca.implementation.spring.context.tie;
import java.lang.reflect.Method;
import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
/**
* This is the runtime side stub for the corresponding Tuscany-side stub class.
* It enables the Spring code in the runtime module to invoke methods on a
* Tuscany SpringImplementation without the Spring runtime module
* needing to know about any Tuscany classes. See the SpringImplementationTie class
* in the implementation-spring module for what the tie does.
*/
public class SpringImplementationStub {
Object tie;
Method getURI;
Method getBean;
Method getComponentName;
Method getComponentTie;
Method getPropertyValueTie;
Method getClassLoader;
Method getParentApplicationContext;
public SpringImplementationStub(Object tie) {
this.tie = tie;
Class<?> tieClass = tie.getClass();
try {
getURI = tieClass.getMethod("getURI", new Class<?>[] {});
getBean = tieClass.getMethod("getBean", new Class<?>[] {String.class, Class.class});
getComponentName = tieClass.getMethod("getComponentName");
getComponentTie = tieClass.getMethod("getComponentTie");
getPropertyValueTie = tieClass.getMethod("getPropertyValueTie");
getClassLoader = tieClass.getMethod("getClassLoader");
getParentApplicationContext = tieClass.getMethod("getParentApplicationContext");
} catch (Exception e) {
throw new RuntimeException(e);
}
}
public String getURI() {
try {
return (String)getURI.invoke(tie);
} catch (Exception e) {
throw new RuntimeException(e);
}
}
/**
* Get a Bean for a reference or for a property.
*
* @param name - the name of the Bean required
* @param requiredType - the required type of the Bean (either a Java class or a Java interface)
* @return Object - a Bean which matches the requested bean
*/
public Object getBean(String name, Class<?> requiredType) throws BeansException {
try {
Object bean = getBean.invoke(tie, new Object[] {name, requiredType});
// if (bean == null) {
// throw new NoSuchBeanDefinitionException("Unable to find Bean with name " + name);
// }
return bean;
} catch (Exception e) {
throw new RuntimeException(e);
}
}
public String getComponentName() {
try {
return (String)getComponentName.invoke(tie);
} catch (Exception e) {
throw new RuntimeException(e);
}
}
public Object getComponentTie() {
try {
return getComponentTie.invoke(tie);
} catch (Exception e) {
throw new RuntimeException(e);
}
}
public Object getPropertyValueTie() {
try {
return getPropertyValueTie.invoke(tie);
} catch (Exception e) {
throw new RuntimeException(e);
}
}
public ClassLoader getClassLoader() {
try {
return (ClassLoader)getClassLoader.invoke(tie);
} catch (Exception e) {
throw new RuntimeException(e);
}
}
/**
* Get the parent Spring application context set by the Tuscany runtime
* @return
*/
public ApplicationContext getParentApplicationContext() {
try {
return (ApplicationContext)getParentApplicationContext.invoke(tie);
} catch (Exception e) {
throw new RuntimeException(e);
}
}
}