java/java-impl/src/com/intellij/codeInsight/daemon/impl/quickfix/InsertNewFix.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
  17 /**
  18  * @author cdr
  19  */
  20 package com.intellij.codeInsight.daemon.impl.quickfix;
  21
  22 import com.intellij.codeInsight.CodeInsightUtilBase;
  23 import com.intellij.codeInsight.daemon.QuickFixBundle;
  24 import com.intellij.codeInsight.intention.IntentionAction;
  25 import com.intellij.openapi.editor.Editor;
  26 import com.intellij.openapi.project.Project;
  27 import com.intellij.psi.*;
  28 import com.intellij.util.IncorrectOperationException;
  29 import org.jetbrains.annotations.NotNull;
  30
  31 public class InsertNewFix implements IntentionAction {
  32   private final PsiMethodCallExpression myMethodCall;
  33   private final PsiClass myClass;
  34
  35   public InsertNewFix(PsiMethodCallExpression methodCall, PsiClass aClass) {
  36     myMethodCall = methodCall;
  37     myClass = aClass;
  38   }
  39
  40   @NotNull
  41   public String getText() {
  42     return QuickFixBundle.message("insert.new.fix");
  43   }
  44
  45   @NotNull
  46   public String getFamilyName() {
  47     return getText();
  48   }
  49
  50   public boolean isAvailable(@NotNull Project project, Editor editor, PsiFile file) {
  51     return myMethodCall != null
  52     && myMethodCall.isValid()
  53     && myMethodCall.getManager().isInProject(myMethodCall);
  54   }
  55
  56   public void invoke(@NotNull Project project, Editor editor, PsiFile file) throws IncorrectOperationException {
  57     if (!CodeInsightUtilBase.prepareFileForWrite(myMethodCall.getContainingFile())) return;
  58     PsiElementFactory factory = JavaPsiFacade.getInstance(myMethodCall.getProject()).getElementFactory();
  59     PsiNewExpression newExpression = (PsiNewExpression)factory.createExpressionFromText("new X()",null);
  60
  61     PsiJavaCodeReferenceElement classReference = newExpression.getClassReference();
  62     assert classReference != null;
  63     classReference.replace(factory.createClassReferenceElement(myClass));
  64     PsiExpressionList argumentList = newExpression.getArgumentList();
  65     assert argumentList != null;
  66     argumentList.replace(myMethodCall.getArgumentList());
  67     myMethodCall.replace(newExpression);
  68   }
  69
  70   public boolean startInWriteAction() {
  71     return true;
  72   }
  73 }