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package org.eclipse.jdt.internal.core.builder.impl;
/*
* (c) Copyright IBM Corp. 2000, 2001.
* All Rights Reserved.
*/
import org.eclipse.jdt.internal.core.builder.*;
import java.util.*;
/**
*
*/
public class JCUNode extends AbstractNode {
/* The compilation unit */
PackageElement fUnit;
/* The types that belong to the compilation unit */
IType[] fTypes;
/* empty types list */
protected static final IType[] fgNoTypes = new IType[0];
public JCUNode (PackageElement unit) {
fUnit = unit;
fTypes = fgNoTypes;
}
public JCUNode (PackageElement unit, IType[] types) {
fUnit = unit;
/* never let types be null */
fTypes = types == null ? fgNoTypes : types;
}
/**
* Returns a copy of this node, without copying dependencies. Used
* by DependencyGraph.copy().
*/
public AbstractNode copy() {
return new JCUNode(fUnit, fTypes);
}
/**
* Returns the element which this node represents.
*/
public Object getElement() {
return fUnit;
}
/**
* Returns the number of bytes that this node uses.
* For debugging and profiling purposes only.
*/
int getFootprint() {
int size = super.getFootprint();
/* slot for package element */
size += 4;
/* slots for types */
if (fTypes != null) {
size += fTypes.length * 4;
}
return size;
}
/**
* Returns what kind of node this is.
*/
public int getKind() {
return JCU_NODE;
}
public PackageElement getPackageElement() {
return fUnit;
}
/**
* Returns the types that belong to this compilation unit
*/
public IType[] getTypes() {
return fTypes;
}
/**
* Sets the types that belong to this compilation unit
*/
public void setTypes(IType[] types) {
/* never let types be null */
fTypes = types == null ? fgNoTypes : types;
}
/**
* Prints a string representation of the node. This method is for debugging
* purposes only.
*/
public String toString() {
return "JCUNode("/*nonNLS*/ + fUnit.getFileName() + ")"/*nonNLS*/;
}
}
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