net.ymate.platform.module.search.support.DefaultSearchConfig.java Source code

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Here is the source code for net.ymate.platform.module.search.support.DefaultSearchConfig.java

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/*
 * Copyright 2007-2107 the original author or authors.
 *
 * 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 net.ymate.platform.module.search.support;

import net.ymate.platform.commons.util.ExpressionUtils;
import net.ymate.platform.commons.util.RuntimeUtils;
import net.ymate.platform.configuration.Cfgs;
import org.apache.commons.lang.StringUtils;
import org.apache.lucene.analysis.Analyzer;
import org.apache.lucene.analysis.standard.StandardAnalyzer;
import org.apache.lucene.util.Version;

import net.ymate.platform.module.search.ISearchConfig;

/**
 * <p>
 * DefaultSearchConfig
 * </p>
 * <p>
 * 
 * </p>
 * 
 * @author (suninformation@163.com)
 * @version 0.0.0
 *          <table style="border:1px solid gray;">
 *          <tr>
 *          <th width="100px">?</th><th width="100px"></th><th
 *          width="100px"></th><th width="100px"></th>
 *          </tr>
 *          <!--  Table ?? -->
 *          <tr>
 *          <td>0.0.0</td>
 *          <td></td>
 *          <td></td>
 *          <td>201439?2:07:50</td>
 *          </tr>
 *          </table>
 */
public class DefaultSearchConfig implements ISearchConfig {

    private String directoryPath;
    private Version luceneVersion;
    private Analyzer analyzerImpl;
    private int threadPoolSize;
    private double bufferSize;
    private int scheduledPeriod;

    /**
     * 
     */
    public DefaultSearchConfig() {
    }

    /**
     * 
     * 
     * @param directoryPath
     * @param luceneVersion
     * @param analyzerImpl
     * @param threadPoolSize
     * @param bufferSize
     * @param scheduledPeriod
     */
    public DefaultSearchConfig(String directoryPath, Version luceneVersion, Analyzer analyzerImpl,
            int threadPoolSize, double bufferSize, int scheduledPeriod) {
        this.directoryPath = doParseVariableUserDir(StringUtils.defaultIfEmpty(directoryPath, ""));
        this.luceneVersion = luceneVersion;
        this.analyzerImpl = analyzerImpl;
        this.threadPoolSize = threadPoolSize;
        this.bufferSize = bufferSize;
        this.scheduledPeriod = scheduledPeriod;
    }

    /**
     * @param origin 
     * @return ?${user.dir}??
     */
    protected String doParseVariableUserDir(String origin) {
        if (Cfgs.isInited()) {
            return ExpressionUtils.bind(origin).set("user.dir", Cfgs.getUserDir()).getResult();
        }
        return ExpressionUtils.bind(origin).set("user.dir", RuntimeUtils.getRootPath()).getResult();
    }

    /* (non-Javadoc)
     * @see net.ymate.platform.search.ISearchConfig#getDirectoryPath()
     */
    public String getDirectoryPath() {
        return directoryPath;
    }

    public void setDirectoryPath(String directoryPath) {
        this.directoryPath = doParseVariableUserDir(StringUtils.defaultIfEmpty(directoryPath, ""));
    }

    /* (non-Javadoc)
     * @see net.ymate.platform.search.ISearchConfig#getLuceneVersion()
     */
    public Version getLuceneVersion() {
        return luceneVersion == null ? Version.LUCENE_46 : luceneVersion;
    }

    public void setLuceneVersion(Version luceneVersion) {
        this.luceneVersion = luceneVersion;
    }

    /* (non-Javadoc)
     * @see net.ymate.platform.search.ISearchConfig#getAnalyzerImpl()
     */
    public Analyzer getAnalyzerImpl() {
        if (analyzerImpl == null) {
            return new StandardAnalyzer(getLuceneVersion());
        }
        return analyzerImpl;
    }

    public void setAnalyzerImpl(Analyzer analyzerImpl) {
        this.analyzerImpl = analyzerImpl;
    }

    /* (non-Javadoc)
     * @see net.ymate.platform.search.ISearchConfig#getThreadPoolSize()
     */
    public int getThreadPoolSize() {
        if (threadPoolSize <= 0) {
            return Runtime.getRuntime().availableProcessors() * 2 + 1;
        }
        return threadPoolSize;
    }

    public void setThreadPoolSize(int threadPoolSize) {
        this.threadPoolSize = threadPoolSize;
    }

    /* (non-Javadoc)
     * @see net.ymate.platform.search.ISearchConfig#getBufferSize()
     */
    public double getBufferSize() {
        return bufferSize > 0 ? bufferSize : 16;
    }

    public void setBufferSize(double bufferSize) {
        this.bufferSize = bufferSize;
    }

    /* (non-Javadoc)
     * @see net.ymate.platform.search.ISearchConfig#getScheduledPeriod()
     */
    public int getScheduledPeriod() {
        return scheduledPeriod > 0 ? scheduledPeriod : 30;
    }

    public void setScheduledPeriod(int scheduledPeriod) {
        this.scheduledPeriod = scheduledPeriod;
    }

}