com.frank.search.solr.server.support.HttpSolrClientFactoryBean.java Source code

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Here is the source code for com.frank.search.solr.server.support.HttpSolrClientFactoryBean.java

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/*
 * Copyright 2012 - 2015 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 com.frank.search.solr.server.support;

import org.apache.commons.lang3.StringUtils;
import org.apache.http.client.HttpClient;
import org.apache.solr.client.solrj.SolrClient;
import org.apache.solr.client.solrj.impl.*;
import org.apache.solr.common.params.ModifiableSolrParams;
import org.springframework.beans.factory.DisposableBean;
import org.springframework.beans.factory.FactoryBean;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.util.Assert;

import java.net.MalformedURLException;

/**
 * {@link HttpSolrClientFactoryBean} replaces HttpSolrServerFactoryBean from
 * version 1.x.
 * 
 * @author Christoph Strobl
 * @since 2.0
 */
public class HttpSolrClientFactoryBean extends HttpSolrClientFactory
        implements FactoryBean<SolrClient>, InitializingBean, DisposableBean {

    private static final String SERVER_URL_SEPARATOR = ",";

    // zkURL
    private String url;

    // ? CLOUDkLOADBALANCED
    private String mode;

    // httpclient
    private Integer timeout;

    // zkClient
    private Integer zkClientTimeout;

    // zk
    private Integer zkConnectTimeout;

    // 
    private Integer maxConnections;

    // ?
    private Integer maxConnectionsPerHost;

    // collection??
    private String collection;

    @Override
    public void afterPropertiesSet() throws Exception {
        Assert.hasText(url);
        initSolrClient();
    }

    private void initSolrClient() throws Exception {

        /*
         * 2015/11/09 modify origin source code if
         * (this.url.contains(SERVER_URL_SEPARATOR)) {
         * createLoadBalancedHttpSolrClient(); } else { createHttpSolrClient();
         * }
         */

        if (OrginMode.CLOUD_MODE.getValue().equals(mode)) {
            createCloudClient();
        } else if (OrginMode.LOADBALANCED_MODE.getValue().equals(mode)) {
            createHttpSolrClient();
        } else if (OrginMode.HTTPCLIENT_MODE.getValue().equals(mode)) {
            createHttpSolrClient();
        } else {
            throw new Exception("illegal mode, the mode must chose one, CLOUD or HTTPCLIENT or LOADBALANCED");
        }
    }

    private void createCloudClient() {

        ModifiableSolrParams params = new ModifiableSolrParams();
        params.set(HttpClientUtil.PROP_MAX_CONNECTIONS, maxConnections);// 1000
        params.set(HttpClientUtil.PROP_MAX_CONNECTIONS_PER_HOST, maxConnectionsPerHost);// 5000
        params.set(HttpClientUtil.PROP_CONNECTION_TIMEOUT, timeout);
        params.set(HttpClientUtil.PROP_SO_TIMEOUT, timeout);
        HttpClient client = HttpClientUtil.createClient(params);
        LBHttpSolrClient lbHttpSolrClient = new LBHttpSolrClient(client);
        CloudSolrClient cloudSolrClient = new CloudSolrClient(url, lbHttpSolrClient);
        if (zkClientTimeout != null) {
            cloudSolrClient.setZkClientTimeout(zkClientTimeout.intValue());
        }
        if (zkConnectTimeout != null) {
            cloudSolrClient.setZkConnectTimeout(zkConnectTimeout.intValue());
        }

        if (StringUtils.isNoneBlank(collection)) {
            cloudSolrClient.setDefaultCollection(collection);
        }
        cloudSolrClient.connect();
        this.setSolrClient(cloudSolrClient);
    }

    private void createHttpSolrClient() {
        HttpSolrClient httpSolrClient = new HttpSolrClient(this.url);
        if (timeout != null) {
            httpSolrClient.setConnectionTimeout(timeout.intValue());
        }
        if (maxConnections != null) {
            httpSolrClient.setMaxTotalConnections(maxConnections);
        }
        this.setSolrClient(httpSolrClient);
    }

    private void createLoadBalancedHttpSolrClient() {
        try {
            LBHttpSolrClient lbHttpSolrClient = new LBHttpSolrClient(
                    StringUtils.split(this.url, SERVER_URL_SEPARATOR));
            if (timeout != null) {
                lbHttpSolrClient.setConnectionTimeout(timeout.intValue());
            }
            this.setSolrClient(lbHttpSolrClient);
        } catch (MalformedURLException e) {
            throw new IllegalArgumentException("Unable to create Load Balanced Http Solr Server", e);
        }
    }

    @Override
    public SolrClient getObject() throws Exception {
        return getSolrClient();
    }

    @Override
    public Class<?> getObjectType() {
        if (getSolrClient() == null) {
            return HttpSolrClient.class;
        }
        return getSolrClient().getClass();
    }

    @Override
    public boolean isSingleton() {
        return true;
    }

    public void setUrl(String url) {
        this.url = url;
    }

    public void setTimeout(Integer timeout) {
        this.timeout = timeout;
    }

    public void setMaxConnections(Integer maxConnections) {
        this.maxConnections = maxConnections;
    }

    public void setMaxConnectionsPerHost(Integer maxConnectionsPerHost) {
        this.maxConnectionsPerHost = maxConnectionsPerHost;
    }

    public void setMode(String mode) {
        this.mode = mode;
    }

    public void setZkClientTimeout(Integer zkClientTimeout) {
        this.zkClientTimeout = zkClientTimeout;
    }

    public void setZkConnectTimeout(Integer zkConnectTimeout) {
        this.zkConnectTimeout = zkConnectTimeout;
    }

    public void setCollection(String collection) {
        this.collection = collection;
    }

    public enum OrginMode {
        CLOUD_MODE("CLOUD"), HTTPCLIENT_MODE("HTTPCLIENT"), LOADBALANCED_MODE("LOADBALANCED");

        private String value;

        private OrginMode(String value) {
            this.value = value;
        }

        public String getValue() {
            return this.value;
        }

        public String toString() {
            return this.value;
        }

    }
}