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package com.c2kernel.lifecycle;
import java.util.Vector;
import com.c2kernel.common.InvalidDataException;
import com.c2kernel.common.ObjectNotFoundException;
import com.c2kernel.graph.model.GraphableVertex;
import com.c2kernel.lifecycle.instance.WfVertex;
import com.c2kernel.utils.KeyValuePair;
/**
* @version $Revision: 1.22 $ $Date: 2005/11/15 15:56:38 $
* @author $Author: abranson $
*/
public abstract class WfVertexDef extends GraphableVertex
{
public Vector<String> mErrors;
protected boolean loopTested;
/**
* @see java.lang.Object#Object()
*/
/** @label wf */
public WfVertexDef()
{
mErrors = new Vector<String>(0, 1);
setIsLayoutable(true);
}
public abstract WfVertex instantiate() throws ObjectNotFoundException, InvalidDataException;
public void configureInstance(WfVertex newVertex) {
KeyValuePair[] k = getProperties().getKeyValuePairs();
for (KeyValuePair element : k)
newVertex.getProperties().put(element.getKey(), element.getValue(), element.isAbstract());
newVertex.setID(getID());
if (getIsLayoutable()) {
newVertex.setInEdgeIds(getInEdgeIds());
newVertex.setOutEdgeIds(getOutEdgeIds());
newVertex.setCentrePoint(getCentrePoint());
newVertex.setOutlinePoints(getOutlinePoints());
}
}
/**
* Method verify.
*
* @return boolean
*/
public abstract boolean verify();
/**
* Method getErrors.
*
* @return String
*/
public String getErrors()
{
if (mErrors.size() == 0)
return "No error";
else if (mErrors.size() == 1)
return mErrors.elementAt(0);
else {
StringBuffer errorBuffer = new StringBuffer();
for (String error : mErrors) {
if (errorBuffer.length() > 0) errorBuffer.append("\n");
errorBuffer.append(error);
}
return errorBuffer.toString();
}
}
/**
* Method loop.
*
* @return boolean
*/
public boolean loop()
{
boolean loop2 = false;
if (!loopTested)
{
loopTested = true;
if (getOutGraphables().length != 0)
loop2 = ((WfVertexDef) getOutGraphables()[0]).loop();
}
loopTested = false;
return loop2;
}
}
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