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/*
* 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;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.Map;
import org.apache.tuscany.sca.implementation.spring.SpringBeanElement;
import org.apache.tuscany.sca.implementation.spring.SpringConstructorArgElement;
import org.apache.tuscany.sca.implementation.spring.SpringPropertyElement;
import org.apache.tuscany.sca.implementation.spring.SpringSCAPropertyElement;
import org.apache.tuscany.sca.implementation.spring.SpringSCAReferenceElement;
import org.apache.tuscany.sca.implementation.spring.SpringSCAServiceElement;
import org.springframework.beans.MutablePropertyValues;
import org.springframework.beans.PropertyValue;
import org.springframework.beans.factory.config.BeanDefinition;
import org.springframework.beans.factory.config.BeanReference;
import org.springframework.beans.factory.config.ConfigurableListableBeanFactory;
import org.springframework.beans.factory.config.ConstructorArgumentValues;
import org.springframework.beans.factory.config.ConstructorArgumentValues.ValueHolder;
import org.springframework.beans.factory.config.TypedStringValue;
import org.springframework.beans.factory.support.DefaultListableBeanFactory;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.GenericApplicationContext;
public class SCAGenericApplicationContext extends GenericApplicationContext {
private ClassLoader classloader = null;
private List<SpringSCAPropertyElement> propertyElements = new ArrayList<SpringSCAPropertyElement>();
private List<SpringSCAServiceElement> serviceElements = new ArrayList<SpringSCAServiceElement>();
private List<SpringSCAReferenceElement> referenceElements = new ArrayList<SpringSCAReferenceElement>();
private List<SpringBeanElement> beanElements;
public SCAGenericApplicationContext(DefaultListableBeanFactory beanFactory,
ApplicationContext parent,
ClassLoader classloader) {
super(beanFactory, parent);
this.classloader = classloader;
}
public SCAGenericApplicationContext(ApplicationContext parent, ClassLoader classloader) {
super(parent);
this.classloader = classloader;
}
@Override
protected void postProcessBeanFactory(ConfigurableListableBeanFactory beanFactory) {
beanFactory.setBeanClassLoader(classloader);
}
public void addSCAPropertyElement(SpringSCAPropertyElement propertyElement) {
propertyElements.add(propertyElement);
}
public void addSCAServiceElement(SpringSCAServiceElement serviceElement) {
serviceElements.add(serviceElement);
}
public void addSCAReferenceElement(SpringSCAReferenceElement referenceElement) {
referenceElements.add(referenceElement);
}
public synchronized List<SpringBeanElement> getBeanElements() {
if (beanElements == null) {
beanElements = new ArrayList<SpringBeanElement>();
for (String name : getBeanDefinitionNames()) {
BeanDefinition def = getBeanDefinition(name);
SpringBeanElement beanElement = new SpringBeanElement(name, def.getBeanClassName());
beanElements.add(beanElement);
beanElement.setAbstractBean(def.isAbstract());
beanElement.setFactoryBeanAttribute(def.getFactoryBeanName() != null);
beanElement.setFactoryMethodAttribute(def.getFactoryMethodName() != null);
beanElement.setParentAttribute(def.getParentName() != null);
beanElement.setInnerBean(beanElement.getId() == null);
ConstructorArgumentValues args = def.getConstructorArgumentValues();
for (Map.Entry<Integer, ValueHolder> e: args.getIndexedArgumentValues().entrySet()) {
ValueHolder holder = e.getValue();
SpringConstructorArgElement arg = new SpringConstructorArgElement(holder.getType());
arg.setIndex(e.getKey());
beanElement.addCustructorArgs(arg);
}
MutablePropertyValues values = def.getPropertyValues();
for (PropertyValue p : values.getPropertyValueList()) {
SpringPropertyElement propertyElement = new SpringPropertyElement(p.getName());
Object value = p.getValue();
configurePropertyElement(propertyElement, value);
beanElement.getProperties().add(propertyElement);
}
}
}
return beanElements;
}
public void configurePropertyElement(SpringPropertyElement propertyElement, Object value) {
if (value instanceof BeanReference) {
BeanReference beanRef = (BeanReference)value;
propertyElement.addRef(beanRef.getBeanName());
} else if (value instanceof Collection) {
Collection collection = (Collection)value;
for (Object item : collection) {
configurePropertyElement(propertyElement, item);
}
} else if (value instanceof TypedStringValue) {
TypedStringValue stringValue = (TypedStringValue)value;
propertyElement.addValue(stringValue.getValue());
} else {
if (value != null) {
propertyElement.addValue(value.toString());
}
}
}
public List<SpringSCAPropertyElement> getPropertyElements() {
return propertyElements;
}
public List<SpringSCAServiceElement> getServiceElements() {
return serviceElements;
}
public List<SpringSCAReferenceElement> getReferenceElements() {
return referenceElements;
}
}
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