WALA/com.ibm.wala.core/src/com/ibm/wala/classLoader/LanguageImpl.java

85 lines
2.0 KiB
Java

/*******************************************************************************
* 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:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package com.ibm.wala.classLoader;
import java.util.Set;
import com.ibm.wala.cfg.InducedCFG;
import com.ibm.wala.ipa.callgraph.Context;
import com.ibm.wala.ssa.SSAInstruction;
import com.ibm.wala.util.collections.HashSetFactory;
/**
* Common functionality for most {@link Language} implementations.
*/
public abstract class LanguageImpl implements Language {
private Language baseLang;
private Set<Language> derivedLangs= HashSetFactory.make();
public LanguageImpl() { }
public LanguageImpl(Language base) {
baseLang= base;
base.registerDerivedLanguage(this);
}
@Override
public Language getBaseLanguage() {
return baseLang;
}
@Override
public Set<Language> getDerivedLanguages() {
return derivedLangs;
}
@Override
public void registerDerivedLanguage(Language l) {
derivedLangs.add(l);
if (baseLang != null)
baseLang.registerDerivedLanguage(l);
}
@Override
public int hashCode() {
return 1609 + 199 * getName().hashCode();
}
@Override
public boolean equals(Object o) {
if (!(o instanceof LanguageImpl))
return false;
LanguageImpl other= (LanguageImpl) o;
return getName().equals(other.getName());
}
@Override
public String toString() {
return getName().toString();
}
@Override
public
InducedCFG makeInducedCFG(SSAInstruction[] instructions, IMethod method, Context context) {
return new InducedCFG(instructions, method, context);
}
@Override
public boolean modelConstant(Object o) {
return o instanceof String;
}
}