xml/dom-impl/src/com/intellij/util/xml/impl/DomParentStrategy.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.util.xml.impl;
  17
  18 import com.intellij.psi.xml.XmlElement;
  19 import org.jetbrains.annotations.NotNull;
  20 import org.jetbrains.annotations.Nullable;
  21
  22 /**
  23  * @author peter
  24  */
  25 public interface DomParentStrategy {
  26   @Nullable DomInvocationHandler getParentHandler();
  27
  28   @Nullable
  29   XmlElement getXmlElement();
  30
  31   @NotNull DomParentStrategy refreshStrategy(final DomInvocationHandler handler);
  32
  33   @NotNull DomParentStrategy setXmlElement(@NotNull XmlElement element);
  34
  35   @NotNull DomParentStrategy clearXmlElement();
  36
  37   boolean isValid();
  38 }