java/java-impl/src/com/intellij/refactoring/move/moveInstanceMethod/MoveInstanceMethodHandlerDelegate.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.refactoring.move.moveInstanceMethod;
  17
  18 import com.intellij.psi.*;
  19 import com.intellij.psi.impl.source.jsp.jspJava.JspHolderMethod;
  20 import com.intellij.refactoring.move.MoveHandlerDelegate;
  21 import com.intellij.refactoring.move.MoveCallback;
  22 import com.intellij.openapi.project.Project;
  23 import com.intellij.openapi.actionSystem.DataContext;
  24 import com.intellij.openapi.editor.Editor;
  25 import org.jetbrains.annotations.Nullable;
  26
  27 public class MoveInstanceMethodHandlerDelegate extends MoveHandlerDelegate {
  28   public boolean canMove(final PsiElement[] elements, @Nullable final PsiElement targetContainer) {
  29     if (elements.length != 1) return false;
  30     PsiElement element = elements [0];
  31     if (!(element instanceof PsiMethod)) return false;
  32     if (element instanceof JspHolderMethod) return false;
  33     PsiMethod method = (PsiMethod) element;
  34     if (method.hasModifierProperty(PsiModifier.STATIC)) return false;
  35     return super.canMove(elements, targetContainer);
  36   }
  37
  38   public boolean isValidTarget(final PsiElement psiElement) {
  39     return psiElement instanceof PsiClass && !(psiElement instanceof PsiAnonymousClass);
  40   }
  41
  42   public boolean tryToMove(final PsiElement element, final Project project, final DataContext dataContext, final PsiReference reference,
  43                            final Editor editor) {
  44     if (element instanceof PsiMethod) {
  45       PsiMethod method = (PsiMethod) element;
  46       if (!method.hasModifierProperty(PsiModifier.STATIC))  {
  47         new MoveInstanceMethodHandler().invoke(project, new PsiElement[]{method}, dataContext);
  48         return true;
  49       }
  50     }
  51     return false;
  52   }
  53
  54   public void doMove(final Project project, final PsiElement[] elements, final PsiElement targetContainer, final MoveCallback callback) {
  55     new MoveInstanceMethodHandler().invoke(project, elements, null);
  56   }
  57 }