oak-benchmarks-lucene/src/main/java/org/apache/jackrabbit/oak/scalability/benchmarks/search/FormatSearcher.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.apache.jackrabbit.oak.scalability.benchmarks.search;

import javax.jcr.RepositoryException;
import javax.jcr.query.Query;
import javax.jcr.query.QueryManager;

import org.apache.jackrabbit.oak.benchmark.util.MimeType;
import org.apache.jackrabbit.oak.spi.nodetype.NodeTypeConstants;
import org.apache.jackrabbit.oak.scalability.suites.ScalabilityBlobSearchSuite;
import org.apache.jackrabbit.oak.scalability.suites.ScalabilityAbstractSuite.ExecutionContext;

/**
 * Searches on the file format/Mime type 
 *
 */
public class FormatSearcher extends SearchScalabilityBenchmark {
    @SuppressWarnings("deprecation")
    @Override
    protected Query getQuery(QueryManager qm, ExecutionContext context) throws RepositoryException {
        StringBuilder statement = new StringBuilder("/jcr:root/");
        
        statement.append(((String) context.getMap().get(ScalabilityBlobSearchSuite.CTX_ROOT_NODE_NAME_PROP))).append("//element(*, ")
            .append(context.getMap().get(ScalabilityBlobSearchSuite.CTX_FILE_NODE_TYPE_PROP)).append(")");
        statement.append("[((");
        
        // adding all the possible mime-types in an OR fashion
        for (MimeType mt : MimeType.values()) {
            statement.append("jcr:content/@").append(NodeTypeConstants.JCR_MIMETYPE).append(" = '")
                .append(mt.getValue()).append("' or ");
        }

        // removing latest ' or '
        statement.delete(statement.lastIndexOf(" or "), statement.length());
        
        statement.append("))]");
        
        LOG.debug("{}", statement);
        
        return qm.createQuery(statement.toString(), Query.XPATH);
    }
    
}