/
DebloatingSelector.java
62 lines (52 loc) · 1.78 KB
/
DebloatingSelector.java
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/* Qilin - a Java Pointer Analysis Framework
* Copyright (C) 2021-2030 Qilin developers
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation, either version 3.0 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Lesser Public License for more details.
*
* You should have received a copy of the GNU General Lesser Public
* License along with this program. If not, see
* <https://www.gnu.org/licenses/lgpl-3.0.en.html>.
*/
package qilin.parm.select;
import qilin.core.pag.AllocNode;
import qilin.core.pag.FieldValNode;
import qilin.core.pag.LocalVarNode;
import qilin.parm.ctxcons.CtxConstructor;
import soot.Context;
import soot.SootMethod;
import java.util.Set;
public class DebloatingSelector extends CtxSelector {
protected final Set<Object> ctxDepHeaps;
public DebloatingSelector(Set<Object> ctxDepHeaps) {
this.ctxDepHeaps = ctxDepHeaps;
}
@Override
public Context select(SootMethod m, Context context) {
return context;
}
@Override
public Context select(LocalVarNode lvn, Context context) {
return context;
}
@Override
public Context select(FieldValNode fvn, Context context) {
return context;
}
@Override
public Context select(AllocNode heap, Context context) {
Object ir = heap.getNewExpr();
if (ctxDepHeaps.contains(ir)) {
return context;
} else {
return CtxConstructor.emptyContext;
}
}
}