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/*******************************************************************************
* Copyright (c) 2006 QNX Software Systems and others.
* 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:
* QNX - Initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.internal.core.pdom.dom;
import org.eclipse.cdt.internal.core.pdom.PDOM;
import org.eclipse.core.runtime.CoreException;
/**
* @author Doug Schaefer
*
*/
public class PDOMInclude {
private final PDOM pdom;
private final int record;
private final int INCLUDES = 0;
private final int INCLUDED_BY = 4;
private final int INCLUDES_NEXT = 8;
private final int INCLUDED_BY_NEXT = 12;
private final int INCLUDED_BY_PREV = 16;
private final int RECORD_SIZE = 20;
public PDOMInclude(PDOM pdom, int record) {
this.pdom = pdom;
this.record = record;
}
public PDOMInclude(PDOM pdom) throws CoreException {
this.pdom = pdom;
this.record = pdom.getDB().malloc(RECORD_SIZE);
}
public int getRecord() {
return record;
}
public void delete() throws CoreException {
// Remove us from the includedBy chain
PDOMInclude prevInclude = getPrevInIncludedBy();
PDOMInclude nextInclude = getNextInIncludedBy();
if (prevInclude != null)
prevInclude.setNextInIncludedBy(nextInclude);
else
getIncludes().setFirstIncludedBy(null);
if (nextInclude != null)
nextInclude.setPrevInIncludedBy(prevInclude);
// Delete our record
pdom.getDB().free(record);
}
public PDOMFile getIncludes() throws CoreException {
int rec = pdom.getDB().getInt(record + INCLUDES);
return rec != 0 ? new PDOMFile(pdom, rec) : null;
}
public void setIncludes(PDOMFile includes) throws CoreException {
int rec = includes != null ? includes.getRecord() : 0;
pdom.getDB().putInt(record + INCLUDES, rec);
}
public PDOMFile getIncludedBy() throws CoreException {
int rec = pdom.getDB().getInt(record + INCLUDED_BY);
return rec != 0 ? new PDOMFile(pdom, rec) : null;
}
public void setIncludedBy(PDOMFile includedBy) throws CoreException {
int rec = includedBy != null ? includedBy.getRecord() : 0;
pdom.getDB().putInt(record + INCLUDED_BY, rec);
}
public PDOMInclude getNextInIncludes() throws CoreException {
int rec = pdom.getDB().getInt(record + INCLUDES_NEXT);
return rec != 0 ? new PDOMInclude(pdom, rec) : null;
}
public void setNextInIncludes(PDOMInclude include) throws CoreException {
int rec = include != null ? include.getRecord() : 0;
pdom.getDB().putInt(record + INCLUDES_NEXT, rec);
}
public PDOMInclude getNextInIncludedBy() throws CoreException {
int rec = pdom.getDB().getInt(record + INCLUDED_BY_NEXT);
return rec != 0 ? new PDOMInclude(pdom, rec) : null;
}
public void setNextInIncludedBy(PDOMInclude include) throws CoreException {
int rec = include != null ? include.getRecord() : 0;
pdom.getDB().putInt(record + INCLUDED_BY_NEXT, rec);
}
public PDOMInclude getPrevInIncludedBy() throws CoreException {
int rec = pdom.getDB().getInt(record + INCLUDED_BY_PREV);
return rec != 0 ? new PDOMInclude(pdom, rec) : null;
}
public void setPrevInIncludedBy(PDOMInclude include) throws CoreException {
int rec = include != null ? include.getRecord() : 0;
pdom.getDB().putInt(record + INCLUDED_BY_PREV, rec);
}
}
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