| /* |
| * Copyright 2000-2014 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.html.dtd; |
| |
| import com.intellij.html.RelaxedHtmlNSDescriptor; |
| import com.intellij.openapi.project.DumbAware; |
| import com.intellij.openapi.util.SimpleFieldCache; |
| import com.intellij.psi.PsiElement; |
| import com.intellij.psi.xml.XmlDocument; |
| import com.intellij.psi.xml.XmlFile; |
| import com.intellij.psi.xml.XmlTag; |
| import com.intellij.xml.XmlElementDescriptor; |
| import com.intellij.xml.XmlNSDescriptor; |
| import com.intellij.xml.impl.schema.TypeDescriptor; |
| import com.intellij.xml.impl.schema.XmlNSTypeDescriptorProvider; |
| import org.jetbrains.annotations.NotNull; |
| import org.jetbrains.annotations.Nullable; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| /** |
| * @author Maxim.Mossienko |
| */ |
| public class HtmlNSDescriptorImpl implements XmlNSDescriptor, DumbAware, XmlNSTypeDescriptorProvider { |
| private final XmlNSDescriptor myDelegate; |
| private final boolean myRelaxed; |
| private final boolean myCaseSensitive; |
| |
| private static final SimpleFieldCache<Map<String, XmlElementDescriptor>, HtmlNSDescriptorImpl> myCachedDeclsCache = new SimpleFieldCache<Map<String, XmlElementDescriptor>, HtmlNSDescriptorImpl>() { |
| @Override |
| protected Map<String, XmlElementDescriptor> compute(final HtmlNSDescriptorImpl htmlNSDescriptor) { |
| return htmlNSDescriptor.doBuildCachedMap(); |
| } |
| |
| @Override |
| protected Map<String, XmlElementDescriptor> getValue(final HtmlNSDescriptorImpl htmlNSDescriptor) { |
| return htmlNSDescriptor.myCachedDecls; |
| } |
| |
| @Override |
| protected void putValue(final Map<String, XmlElementDescriptor> map, final HtmlNSDescriptorImpl htmlNSDescriptor) { |
| htmlNSDescriptor.myCachedDecls = map; |
| } |
| }; |
| |
| private volatile Map<String, XmlElementDescriptor> myCachedDecls; |
| |
| public HtmlNSDescriptorImpl(XmlNSDescriptor _delegate) { |
| this(_delegate, _delegate instanceof RelaxedHtmlNSDescriptor, false); |
| } |
| |
| public HtmlNSDescriptorImpl(XmlNSDescriptor _delegate, boolean relaxed, boolean caseSensitive) { |
| myDelegate = _delegate; |
| myRelaxed = relaxed; |
| myCaseSensitive = caseSensitive; |
| } |
| |
| private Map<String,XmlElementDescriptor> buildDeclarationMap() { |
| return myCachedDeclsCache.get(this); |
| } |
| |
| // Read-only calculation |
| private HashMap<String, XmlElementDescriptor> doBuildCachedMap() { |
| HashMap<String, XmlElementDescriptor> decls = new HashMap<String, XmlElementDescriptor>(); |
| XmlElementDescriptor[] elements = myDelegate == null ? XmlElementDescriptor.EMPTY_ARRAY : myDelegate.getRootElementsDescriptors(null); |
| |
| for (XmlElementDescriptor element : elements) { |
| decls.put( |
| element.getName(), |
| new HtmlElementDescriptorImpl(element, myRelaxed, myCaseSensitive) |
| ); |
| } |
| return decls; |
| } |
| |
| @Override |
| public XmlElementDescriptor getElementDescriptor(@NotNull XmlTag tag) { |
| String name = tag.getLocalName(); |
| if (!myCaseSensitive) name = name.toLowerCase(); |
| |
| XmlElementDescriptor xmlElementDescriptor = buildDeclarationMap().get(name); |
| if (xmlElementDescriptor == null && myRelaxed) { |
| xmlElementDescriptor = myDelegate.getElementDescriptor(tag); |
| } |
| return xmlElementDescriptor; |
| } |
| |
| @Override |
| @NotNull |
| public XmlElementDescriptor[] getRootElementsDescriptors(@Nullable final XmlDocument document) { |
| return myDelegate == null ? XmlElementDescriptor.EMPTY_ARRAY : myDelegate.getRootElementsDescriptors(document); |
| } |
| |
| @Override |
| @Nullable |
| public XmlFile getDescriptorFile() { |
| return myDelegate == null ? null : myDelegate.getDescriptorFile(); |
| } |
| |
| @Override |
| public boolean isHierarhyEnabled() { |
| return false; |
| } |
| |
| @Override |
| public PsiElement getDeclaration() { |
| return myDelegate == null ? null : myDelegate.getDeclaration(); |
| } |
| |
| @Override |
| public String getName(PsiElement context) { |
| return myDelegate == null ? "" : myDelegate.getName(context); |
| } |
| |
| @Override |
| public String getName() { |
| return myDelegate == null ? "" : myDelegate.getName(); |
| } |
| |
| @Override |
| public void init(PsiElement element) { |
| myDelegate.init(element); |
| } |
| |
| @Override |
| public Object[] getDependences() { |
| return myDelegate == null ? null : myDelegate.getDependences(); |
| } |
| |
| @Override |
| public TypeDescriptor getTypeDescriptor(String name, XmlTag context) { |
| return myDelegate instanceof XmlNSTypeDescriptorProvider ? |
| ((XmlNSTypeDescriptorProvider)myDelegate).getTypeDescriptor(name, context) : null; |
| } |
| |
| @Override |
| public TypeDescriptor getTypeDescriptor(XmlTag descriptorTag) { |
| return myDelegate instanceof XmlNSTypeDescriptorProvider ? |
| ((XmlNSTypeDescriptorProvider)myDelegate).getTypeDescriptor(descriptorTag) : null; |
| } |
| } |