java/java-impl/src/com/intellij/codeInsight/daemon/impl/quickfix/MoveCatchUpFix.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.daemon.impl.quickfix;
  17
  18 import com.intellij.codeInsight.daemon.QuickFixBundle;
  19 import com.intellij.codeInsight.daemon.impl.analysis.HighlightUtil;
  20 import com.intellij.codeInsight.intention.IntentionAction;
  21 import com.intellij.codeInsight.CodeInsightUtilBase;
  22 import com.intellij.openapi.diagnostic.Logger;
  23 import com.intellij.openapi.editor.Editor;
  24 import com.intellij.openapi.project.Project;
  25 import com.intellij.psi.*;
  26 import com.intellij.psi.util.PsiUtil;
  27 import com.intellij.util.IncorrectOperationException;
  28 import org.jetbrains.annotations.NotNull;
  29
  30 public class MoveCatchUpFix implements IntentionAction {
  31   private static final Logger LOG = Logger.getInstance("#com.intellij.codeInsight.daemon.impl.quickfix.DeleteCatchFix");
  32
  33   private final PsiCatchSection myCatchSection;
  34   private final PsiCatchSection myMoveBeforeSection;
  35
  36     public MoveCatchUpFix(PsiCatchSection catchSection, PsiCatchSection moveBeforeSection) {
  37     this.myCatchSection = catchSection;
  38         myMoveBeforeSection = moveBeforeSection;
  39     }
  40
  41   @NotNull
  42   public String getText() {
  43     return QuickFixBundle.message("move.catch.up.text",
  44                                   HighlightUtil.formatType(myCatchSection.getCatchType()),
  45                                   HighlightUtil.formatType(myMoveBeforeSection.getCatchType()));
  46   }
  47
  48   @NotNull
  49   public String getFamilyName() {
  50     return QuickFixBundle.message("move.catch.up.family");
  51   }
  52
  53   public boolean isAvailable(@NotNull Project project, Editor editor, PsiFile file) {
  54     return
  55            myCatchSection != null
  56         && myCatchSection.isValid()
  57         && myCatchSection.getManager().isInProject(myCatchSection)
  58         && myMoveBeforeSection != null
  59         && myMoveBeforeSection.isValid()
  60         && myCatchSection.getCatchType() != null
  61         && PsiUtil.resolveClassInType(myCatchSection.getCatchType()) != null
  62         && myMoveBeforeSection.getCatchType() != null
  63         && PsiUtil.resolveClassInType(myMoveBeforeSection.getCatchType()) != null
  64         && !myCatchSection.getManager().areElementsEquivalent(
  65                 PsiUtil.resolveClassInType(myCatchSection.getCatchType()),
  66                 PsiUtil.resolveClassInType(myMoveBeforeSection.getCatchType()))
  67         ;
  68   }
  69
  70   public void invoke(@NotNull Project project, Editor editor, PsiFile file) {
  71     if (!CodeInsightUtilBase.prepareFileForWrite(myCatchSection.getContainingFile())) return;
  72     try {
  73       PsiTryStatement statement = myCatchSection.getTryStatement();
  74       statement.addBefore(myCatchSection, myMoveBeforeSection);
  75       myCatchSection.delete();
  76     }
  77     catch (IncorrectOperationException e) {
  78       LOG.error(e);
  79     }
  80   }
  81
  82   public boolean startInWriteAction() {
  83     return true;
  84   }
  85
  86 }