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/*******************************************************************************
* Copyright (c) 2007 IBM Corporation.
* 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:
* Robert Fuhrer (rfuhrer@watson.ibm.com) - initial API and implementation
*******************************************************************************/
package org.eclipse.imp.indexing;
import org.eclipse.imp.language.ILanguageService;
/**
* Base class for implementations of the indexContributor language service extension point.
* @author Dr. Robert M. Fuhrer
*
*/
public abstract class IndexContributorBase implements ILanguageService {
public IndexContributorBase() {
super();
}
/**
* Create index entries for entities in the given AST and add them to the given Indexer,
* by means of calls to Indexer.addEntry().
*/
public abstract void contributeEntries(Object ast, Indexer indexer);
/**
* Parse the given entry string
* @param s
* @return
*/
public IndexEntry parseEntry(String s) {
char kind= s.charAt(0);
IndexEntry entry;
if (kind == DefinitionIndexEntry.DEFINITION_TYPE)
entry= new DefinitionIndexEntry();
else if (kind == ReferenceIndexEntry.REFERENCE_TYPE)
entry= new ReferenceIndexEntry();
else
return null;
entry.parseFromString(s);
return entry;
}
}
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