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A Java Optimization Framework

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package soot.grimp.internal;

/*-
 * #%L
 * Soot - a J*va Optimization Framework
 * %%
 * Copyright (C) 1999 Patrick Lam
 * %%
 * 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 2.1 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
 * .
 * #L%
 */

import java.util.ArrayList;
import java.util.List;

import soot.Unit;
import soot.UnitBox;
import soot.Value;
import soot.grimp.Grimp;
import soot.jimple.IntConstant;
import soot.jimple.Stmt;
import soot.jimple.internal.JLookupSwitchStmt;

public class GLookupSwitchStmt extends JLookupSwitchStmt {
  // This method is necessary to deal with constructor-must-be-first-ism.
  private static UnitBox[] getTargetBoxesArray(List targets) {
    UnitBox[] targetBoxes = new UnitBox[targets.size()];

    for (int i = 0; i < targetBoxes.length; i++) {
      targetBoxes[i] = Grimp.v().newStmtBox((Stmt) targets.get(i));
    }

    return targetBoxes;
  }

  public GLookupSwitchStmt(Value key, List lookupValues, List targets, Unit defaultTarget) {
    super(Grimp.v().newExprBox(key), lookupValues, getTargetBoxesArray(targets), Grimp.v().newStmtBox(defaultTarget));
  }

  public Object clone() {
    int lookupValueCount = getLookupValues().size();
    List clonedLookupValues = new ArrayList(lookupValueCount);

    for (int i = 0; i < lookupValueCount; i++) {
      clonedLookupValues.add(i, IntConstant.v(getLookupValue(i)));
    }

    return new GLookupSwitchStmt(Grimp.cloneIfNecessary(getKey()), clonedLookupValues, getTargets(), getDefaultTarget());
  }

}