org.springframework.data.solr.server.support.HttpSolrClientFactoryBean.java Source code

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Here is the source code for org.springframework.data.solr.server.support.HttpSolrClientFactoryBean.java

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/*
 * Copyright 2012 - 2017 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 org.springframework.data.solr.server.support;

import java.net.MalformedURLException;

import org.apache.commons.lang3.StringUtils;
import org.apache.solr.client.solrj.SolrClient;
import org.apache.solr.client.solrj.impl.HttpSolrClient;
import org.apache.solr.client.solrj.impl.LBHttpSolrClient;
import org.springframework.beans.factory.DisposableBean;
import org.springframework.beans.factory.FactoryBean;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.util.Assert;

/**
 * {@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 = ",";
    private String url;
    private Integer timeout;
    private Integer maxConnections;

    @Override
    public void afterPropertiesSet() throws Exception {
        Assert.hasText(url, "Solr url must not be null nor empty!");
        initSolrClient();
    }

    private void initSolrClient() {
        if (this.url.contains(SERVER_URL_SEPARATOR)) {
            createLoadBalancedHttpSolrClient();
        } else {
            createHttpSolrClient();
        }
    }

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

}