/*
* 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.assembly.impl;
import java.util.ArrayList;
import java.util.List;
import org.apache.tuscany.sca.assembly.Binding;
import org.apache.tuscany.sca.assembly.Callback;
import org.apache.tuscany.sca.assembly.ComponentReference;
import org.apache.tuscany.sca.assembly.ComponentService;
import org.apache.tuscany.sca.assembly.EndpointReference;
import org.apache.tuscany.sca.assembly.Reference;
import org.apache.tuscany.sca.interfacedef.InterfaceContract;
/**
* Represents a reference.
*
* @version $Rev: 1127498 $ $Date: 2011-05-25 13:39:38 +0100 (Wed, 25 May 2011) $
*/
public class ReferenceImpl extends AbstractReferenceImpl implements Reference, Cloneable {
private List<Binding> bindings = new ArrayList<Binding>();
private boolean wiredByImpl;
private List<ComponentService> targets = new ArrayList<ComponentService>();
private Callback callback;
private boolean overridingBindings;
private boolean allowsPassByReference;
private List<EndpointReference> endpointReferences = new ArrayList<EndpointReference>();
/**
* Constructs a new reference.
*/
protected ReferenceImpl() {
}
@Override
public Object clone() throws CloneNotSupportedException {
ReferenceImpl clone = (ReferenceImpl)super.clone();
clone.bindings = new ArrayList<Binding>(bindings);
clone.targets = new ArrayList<ComponentService>(targets);
// clone the endpoint references themselves and set the reference pointer back to
// this new refrence
clone.endpointReferences = new ArrayList<EndpointReference>();
for (EndpointReference epr : endpointReferences) {
EndpointReference eprClone = (EndpointReference)epr.clone();
eprClone.setReference((ComponentReference)clone);
clone.endpointReferences.add(eprClone);
}
return clone;
}
public List<Binding> getBindings() {
return bindings;
}
public Binding getBinding(String name) {
for (Binding binding : bindings) {
if (binding.getName().equals(name)) {
return binding;
}
}
return null;
}
public <B> B getBinding(Class<B> bindingClass) {
for (Binding binding : bindings) {
if (bindingClass.isInstance(binding)) {
return bindingClass.cast(binding);
}
}
return null;
}
public <B> B getCallbackBinding(Class<B> bindingClass) {
if (callback != null) {
for (Binding binding : callback.getBindings()) {
if (bindingClass.isInstance(binding)) {
return bindingClass.cast(binding);
}
}
}
return null;
}
public boolean isWiredByImpl() {
return wiredByImpl;
}
public void setWiredByImpl(boolean wiredByImpl) {
this.wiredByImpl = wiredByImpl;
}
public List<ComponentService> getTargets() {
return targets;
}
public Callback getCallback() {
return callback;
}
public void setCallback(Callback callback) {
this.callback = callback;
}
/**
* By default return the interface contract for the reference
*/
public InterfaceContract getInterfaceContract(Binding binding) {
return getInterfaceContract();
}
public List<EndpointReference> getEndpointReferences() {
return endpointReferences;
}
public String toString() {
return getName();
}
public boolean isOverridingBindings() {
return overridingBindings;
}
public void setOverridingBindings(boolean overridingBindings) {
this.overridingBindings = overridingBindings;
}
public boolean isAllowsPassByReference() {
return allowsPassByReference;
}
public void setAllowsPassByReference(boolean allowsPassByReference) {
this.allowsPassByReference = allowsPassByReference;
}
}