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/*******************************************************************************
* Copyright (c) 2012 protos software gmbh (http://www.protos.de).
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* CONTRIBUTORS:
* Henrik Rentz-Reichert (initial contribution)
*
*******************************************************************************/
package org.eclipse.etrice.runtime.java.modelbase;
import java.util.ArrayList;
import java.util.LinkedList;
import java.util.List;
import org.eclipse.etrice.runtime.java.messaging.IRTObject;
import org.eclipse.etrice.runtime.java.messaging.RTObject;
/**
* @author Henrik Rentz-Reichert
*
*/
public abstract class ReplicatedInterfaceItemBase extends RTObject implements IReplicatedInterfaceItem, IInterfaceItemOwner {
private int localId;
private ArrayList<InterfaceItemBase> items = new ArrayList<InterfaceItemBase>();
private LinkedList<Integer> releasedIndices = new LinkedList<Integer>();
/**
* @param owner
* @param name
* @param localId
*/
protected ReplicatedInterfaceItemBase(IInterfaceItemOwner owner, String name, int localId) {
super(owner, name);
this.localId = localId;
List<String> peerPaths = getParent().getPeersForPath(getInstancePath());
if (peerPaths!=null) {
for (String path : peerPaths) {
IRTObject object = getObject(path);
InterfaceItemBase peer = null;
if (object instanceof InterfaceItemBase) {
peer = ((InterfaceItemBase) object);
}
else if (object instanceof IReplicatedInterfaceItem) {
peer = ((IReplicatedInterfaceItem) object).createSubInterfaceItem();
}
if (peer!=null) {
InterfaceItemBase item = createSubInterfaceItem();
item.connectWith(peer);
}
}
}
}
/* (non-Javadoc)
* @see org.eclipse.etrice.runtime.java.modelbase.IReplicatedInterfaceItem#createSubInterfaceItem()
*/
@Override
public InterfaceItemBase createSubInterfaceItem() {
InterfaceItemBase item = createInterfaceItem(this, getName()+items.size(), localId, getFreeIndex());
items.add(item);
return item;
}
public void removeItem(InterfaceItemBase item) {
assert(item.getParent()==this): "is own child";
releasedIndices.push(item.getIdx());
items.remove(item);
}
private int getFreeIndex() {
if (releasedIndices.isEmpty())
return items.size();
else
return releasedIndices.pop();
}
public InterfaceItemBase getInterfaceItem(int idx) {
for (InterfaceItemBase item : items) {
if (item.getIdx()==idx)
return item;
}
return null;
}
public int getNInterfaceItems() {
return items.size();
}
public int getLocalId() {
return localId;
}
@Override
public IEventReceiver getEventReceiver() {
return (IEventReceiver) getParent();
}
protected abstract InterfaceItemBase createInterfaceItem(IInterfaceItemOwner rcv, String name, int lid, int idx);
}
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