webcommon/javascript2.doc/src/org/netbeans/modules/javascript2/doc/spi/DocumentationContainer.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 org.netbeans.modules.javascript2.doc.spi;

import org.netbeans.api.annotations.common.NonNull;
import org.netbeans.modules.javascript2.doc.JsDocumentationResolver;
import org.netbeans.modules.javascript2.doc.api.JsDocumentationSupport;
import org.netbeans.modules.javascript2.types.spi.ParserResult;

/**
 *
 * @author Petr Pisl
 */
public final class DocumentationContainer {

    private JsDocumentationHolder holder;

    @NonNull
    public JsDocumentationHolder getHolder(ParserResult info) {
        synchronized (this) {
            if (holder == null) {
                JsDocumentationProvider p = JsDocumentationResolver.getDefault().getDocumentationProvider(info.getSnapshot());
                holder = p.createDocumentationHolder(info.getSnapshot());
            }
            return holder;
        }
    }
}