| /* |
| * Copyright 2000-2009 JetBrains s.r.o. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.intellij.psi.impl.source.resolve.reference.impl.providers; |
| |
| import com.intellij.psi.*; |
| import com.intellij.psi.jsp.JspSpiUtil; |
| import com.intellij.psi.util.PropertyUtil; |
| import com.intellij.psi.xml.XmlAttribute; |
| import com.intellij.psi.xml.XmlAttributeValue; |
| import com.intellij.psi.xml.XmlTag; |
| import com.intellij.util.IncorrectOperationException; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| /** |
| * @author peter |
| */ |
| public class MethodPropertyReference extends BasicAttributeValueReference { |
| private final boolean myReadable; |
| |
| public MethodPropertyReference(final PsiElement element, boolean readable) { |
| super(element); |
| myReadable = readable; |
| } |
| |
| protected PsiClass resolveClass() { |
| final PsiElement classReferencesElement = getClassReferencesElement(); |
| |
| if (classReferencesElement != null) { |
| final PsiReference[] references = classReferencesElement.getReferences(); |
| |
| if (references.length > 0) { |
| final PsiElement psiElement = references[references.length - 1].resolve(); |
| |
| if (psiElement instanceof XmlAttributeValue) { |
| final XmlTag beanTag = (XmlTag)psiElement.getParent().getParent(); |
| XmlAttribute attribute = beanTag.getAttribute("class", null); |
| if (attribute == null) attribute = beanTag.getAttribute("type", null); |
| |
| if (attribute != null) { |
| final PsiReference[] classReferences = attribute.getValueElement().getReferences(); |
| |
| if (classReferences.length > 0) { |
| final PsiElement classElement = classReferences[classReferences.length - 1].resolve(); |
| |
| if (classElement instanceof PsiClass) return (PsiClass)classElement; |
| } |
| } |
| } else if (psiElement instanceof PsiClass) { |
| return (PsiClass)psiElement; |
| } else if (psiElement instanceof PsiVariable) { |
| final PsiType type=((PsiVariable)psiElement).getType(); |
| if (type instanceof PsiClassType) { |
| return ((PsiClassType)type).resolve(); |
| } |
| } |
| } |
| } |
| |
| return null; |
| } |
| |
| protected PsiElement getClassReferencesElement() { |
| final XmlTag tag = (XmlTag)myElement.getParent().getParent(); |
| final XmlAttribute name = tag.getAttribute("name",null); |
| if (name != null) { return name.getValueElement(); } |
| return null; |
| } |
| |
| @Override |
| @Nullable |
| public PsiElement resolve() { |
| return JspSpiUtil.resolveMethodPropertyReference(this, resolveClass(), myReadable); |
| } |
| |
| |
| @Override |
| public PsiElement handleElementRename(String _newElementName) throws IncorrectOperationException { |
| String newElementName = PropertyUtil.getPropertyName(_newElementName); |
| if (newElementName == null) newElementName = _newElementName; |
| |
| return super.handleElementRename(newElementName); |
| } |
| |
| @Override |
| @NotNull |
| public Object[] getVariants() { |
| return JspSpiUtil.getMethodPropertyReferenceVariants(this, resolveClass(), myReadable); |
| } |
| |
| @Override |
| public boolean isSoft() { |
| return true; |
| } |
| } |