java/java-impl/src/com/intellij/codeInsight/editorActions/smartEnter/MissingArrayInitializerBraceFixer.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.editorActions.smartEnter;
  17
  18 import com.intellij.openapi.editor.Document;
  19 import com.intellij.openapi.editor.Editor;
  20 import com.intellij.openapi.util.TextRange;
  21 import com.intellij.psi.PsiArrayInitializerExpression;
  22 import com.intellij.psi.PsiElement;
  23 import com.intellij.util.IncorrectOperationException;
  24
  25 /**
  26  * Created by IntelliJ IDEA.
  27  * User: max
  28  * Date: Sep 5, 2003
  29  * Time: 7:24:03 PM
  30  * To change this template use Options | File Templates.
  31  */
  32 public class MissingArrayInitializerBraceFixer implements Fixer {
  33   public void apply(Editor editor, JavaSmartEnterProcessor processor, PsiElement psiElement) throws IncorrectOperationException {
  34     if (!(psiElement instanceof PsiArrayInitializerExpression)) return;
  35     PsiArrayInitializerExpression expr = (PsiArrayInitializerExpression)psiElement;
  36     final Document doc = editor.getDocument();
  37     final String exprText = expr.getText();
  38     final TextRange textRange = expr.getTextRange();
  39     final int endOffset = textRange.getEndOffset();
  40     int caretOffset = editor.getCaretModel().getOffset();
  41     final int startOffset = textRange.getStartOffset();
  42     if (caretOffset > startOffset && caretOffset < endOffset) {
  43       final int index = exprText.indexOf('\n', caretOffset - startOffset);
  44       if (index >= 0) {
  45         doc.insertString(index + startOffset, "}");
  46         return;
  47       }
  48     }
  49     if (!exprText.endsWith("}")) {
  50       doc.insertString(endOffset, "}");
  51     }
  52   }
  53 }