xml/dom-openapi/src/com/intellij/util/xml/ui/DomFixedWrapper.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.ui;
  17
  18 import com.intellij.util.xml.DomElement;
  19 import com.intellij.util.xml.GenericDomValue;
  20 import org.jetbrains.annotations.NotNull;
  21
  22 import java.lang.reflect.InvocationTargetException;
  23
  24 /**
  25  * @author peter
  26  */
  27 public class DomFixedWrapper<T> extends DomWrapper<T>{
  28   private final GenericDomValue myDomElement;
  29
  30   public DomFixedWrapper(final GenericDomValue<? extends T> domElement) {
  31     myDomElement = domElement;
  32   }
  33
  34   public DomElement getWrappedElement() {
  35     return myDomElement;
  36   }
  37
  38   public void setValue(final T value) throws IllegalAccessException, InvocationTargetException {
  39     DomUIFactory.SET_VALUE_METHOD.invoke(getWrappedElement(), value);
  40   }
  41
  42   public T getValue() throws IllegalAccessException, InvocationTargetException {
  43     final DomElement element = getWrappedElement();
  44     return element.isValid() ? (T)DomUIFactory.GET_VALUE_METHOD.invoke(element) : null;
  45   }
  46
  47   @NotNull
  48   public DomElement getExistingDomElement() {
  49     return myDomElement;
  50   }
  51
  52
  53 }