/*******************************************************************************
* Copyright (c) 2004, 2011 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 - Initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.internal.core.dom;
import java.io.IOException;
import org.eclipse.cdt.core.CCorePlugin;
import org.eclipse.cdt.core.dom.CDOM;
import org.eclipse.cdt.core.index.IIndexFileLocation;
import org.eclipse.cdt.core.model.ITranslationUnit;
import org.eclipse.cdt.core.parser.CodeReader;
import org.eclipse.cdt.core.parser.CodeReaderCache;
import org.eclipse.cdt.core.parser.ICodeReaderCache;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.Preferences;
/**
* @author jcamelon
*/
@Deprecated
public class SavedCodeReaderFactory extends AbstractCodeReaderFactory {
private static ICodeReaderCache cache;
private static SavedCodeReaderFactory instance = new SavedCodeReaderFactory(null);
public static SavedCodeReaderFactory getInstance() {
return instance;
}
public static SavedCodeReaderFactory createInstance(IIncludeFileResolutionHeuristics heuristics) {
return new SavedCodeReaderFactory(heuristics);
}
private SavedCodeReaderFactory(IIncludeFileResolutionHeuristics heuristics) {
super(heuristics);
if (cache == null) {
int size= CodeReaderCache.DEFAULT_CACHE_SIZE_IN_MB;
final CCorePlugin corePlugin = CCorePlugin.getDefault();
if (corePlugin != null) {
Preferences pluginPreferences = corePlugin.getPluginPreferences();
if (pluginPreferences != null) {
size = pluginPreferences.getInt(CodeReaderCache.CODE_READER_BUFFER);
if (size == 0) {
String [] properties = pluginPreferences.propertyNames();
boolean found = false;
for (int j = 0; j < properties.length; ++j) {
if (properties[j].equals( CodeReaderCache.CODE_READER_BUFFER)) {
found = true;
break;
}
}
if (!found) {
size= CodeReaderCache.DEFAULT_CACHE_SIZE_IN_MB;
}
} else if (size < 0) {
size= CodeReaderCache.DEFAULT_CACHE_SIZE_IN_MB;
}
}
}
cache= new CodeReaderCache(size);
}
}
/* (non-Javadoc)
* @see org.eclipse.cdt.core.dom.ICodeReaderFactory#getUniqueIdentifier()
*/
@Override
public int getUniqueIdentifier() {
return CDOM.PARSE_SAVED_RESOURCES;
}
/* (non-Javadoc)
* @see org.eclipse.cdt.core.dom.ICodeReaderFactory#createCodeReaderForTranslationUnit(java.lang.String)
*/
@Override
public CodeReader createCodeReaderForTranslationUnit(String path) {
return cache.get(path);
}
public CodeReader createCodeReaderForTranslationUnit(ITranslationUnit tu) {
return new CodeReader(tu.getResource().getLocation().toOSString(), tu.getContents());
}
/* (non-Javadoc)
* @see org.eclipse.cdt.core.dom.ICodeReaderFactory#createCodeReaderForInclusion(java.lang.String)
*/
@Override
public CodeReader createCodeReaderForInclusion(String path) {
return cache.get(path);
}
@Override
public CodeReader createCodeReaderForInclusion(IIndexFileLocation ifl, String astPath)
throws CoreException, IOException {
return cache.get(astPath, ifl);
}
/* (non-Javadoc)
* @see org.eclipse.cdt.core.dom.ICodeReaderFactory#createCodeReaderForInclusion(java.lang.String)
*/
@Override
public ICodeReaderCache getCodeReaderCache() {
return cache;
}
}