java/java-impl/src/com/intellij/codeInsight/unwrap/JavaIfUnwrapper.java

   1 /*
   2  * Copyright 2000-2009 JetBrains s.r.o.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package com.intellij.codeInsight.unwrap;
  17
  18 import com.intellij.codeInsight.CodeInsightBundle;
  19 import com.intellij.psi.PsiElement;
  20 import com.intellij.psi.PsiIfStatement;
  21 import com.intellij.psi.PsiStatement;
  22 import com.intellij.util.IncorrectOperationException;
  23
  24 public class JavaIfUnwrapper extends JavaUnwrapper {
  25   public JavaIfUnwrapper() {
  26     super(CodeInsightBundle.message("unwrap.if"));
  27   }
  28
  29   public boolean isApplicableTo(PsiElement e) {
  30     return e instanceof PsiIfStatement && !isElseBlock(e);
  31   }
  32
  33   @Override
  34   protected void doUnwrap(PsiElement element, Context context) throws IncorrectOperationException {
  35     PsiStatement then = ((PsiIfStatement)element).getThenBranch();
  36     context.extractFromBlockOrSingleStatement(then, element);
  37
  38     context.delete(element);
  39   }
  40 }