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      1 /*
      2  * Copyright 2016, Google Inc.
      3  * All rights reserved.
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions are
      7  * met:
      8  *
      9  * Redistributions of source code must retain the above copyright
     10  * notice, this list of conditions and the following disclaimer.
     11  * Redistributions in binary form must reproduce the above
     12  * copyright notice, this list of conditions and the following disclaimer
     13  * in the documentation and/or other materials provided with the
     14  * distribution.
     15  * Neither the name of Google Inc. nor the names of its
     16  * contributors may be used to endorse or promote products derived from
     17  * this software without specific prior written permission.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     20  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     21  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     22  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     23  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     24  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     25  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     26  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     27  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     28  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     29  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 package org.jf.smalidea.debugging;
     33 
     34 import com.intellij.debugger.engine.evaluation.EvaluateException;
     35 import com.intellij.debugger.engine.evaluation.EvaluationContext;
     36 import com.intellij.debugger.engine.evaluation.expression.ExpressionEvaluator;
     37 import com.intellij.debugger.engine.evaluation.expression.Modifier;
     38 import com.intellij.psi.PsiElement;
     39 import com.sun.jdi.Value;
     40 import org.jf.smalidea.debugging.value.LazyValue;
     41 
     42 import java.util.List;
     43 
     44 public class SmaliExpressionEvaluator implements ExpressionEvaluator {
     45     private final PsiElement fragment;
     46     private final ExpressionEvaluator evaluator;
     47 
     48     public SmaliExpressionEvaluator(PsiElement fragment, ExpressionEvaluator evaluator) {
     49         this.fragment = fragment;
     50         this.evaluator = evaluator;
     51     }
     52 
     53     @Override public Value evaluate(EvaluationContext context) throws EvaluateException {
     54         List<LazyValue> lazyValues = fragment.getUserData(SmaliCodeFragmentFactory.SMALI_LAZY_VALUES_KEY);
     55         if (lazyValues != null) {
     56             for (LazyValue lazyValue: lazyValues) {
     57                 lazyValue.setEvaluationContext(context);
     58             }
     59         }
     60         return evaluator.evaluate(context);
     61     }
     62 
     63     @Override public Value getValue() {
     64         return evaluator.getValue();
     65     }
     66 
     67     @Override public Modifier getModifier() {
     68         return evaluator.getModifier();
     69     }
     70 }
     71