/*******************************************************************************
* Copyright (c) 2000, 2008 IBM Corporation 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:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.wst.jsdt.internal.core.search.matching;
import org.eclipse.wst.jsdt.core.IJavaScriptElement;
import org.eclipse.wst.jsdt.core.ISourceReference;
import org.eclipse.wst.jsdt.core.JavaScriptModelException;
import org.eclipse.wst.jsdt.core.compiler.CharOperation;
public abstract class VariablePattern extends JavaSearchPattern {
protected boolean findDeclarations;
protected boolean findReferences;
protected boolean readAccess;
protected boolean writeAccess;
public char[] name;
ISourceReference sourceVariable;
public VariablePattern(int patternKind, boolean findDeclarations, boolean readAccess, boolean writeAccess, char[] name, int matchRule,
ISourceReference sourceRef) {
super(patternKind, matchRule);
this.findDeclarations = findDeclarations; // set to find declarations & all occurences
this.readAccess = readAccess; // set to find any reference, read only references & all occurences
this.writeAccess = writeAccess; // set to find any reference, write only references & all occurences
this.findReferences = readAccess || writeAccess;
this.name = (isCaseSensitive() || isCamelCase()) ? name : CharOperation.toLowerCase(name);
this.sourceVariable=sourceRef;
}
public IJavaScriptElement getJavaElement()
{
return (IJavaScriptElement) this.sourceVariable;
}
protected int getVariableStart()
{
try {
return this.sourceVariable.getSourceRange().getOffset();
} catch (JavaScriptModelException e) {
return -1;
}
}
protected int getVariableLength()
{
try {
return this.sourceVariable.getSourceRange().getLength();
} catch (JavaScriptModelException e) {
return -1;
}
}
/*
* Returns whether a method declaration or message send will need to be resolved to
* find out if this method pattern matches it.
*/
protected boolean mustResolve() {
// would like to change this so that we only do it if generic references are found
return this.findReferences; // always resolve (in case of a simple name reference being a potential match)
}
}