对于solr的索引更新官网一般建议使用solrJ的方式,但是最近我们主管考虑我们现有环境的需要,要使用http的方式进行更新。
package solr6service.solr6;
import java.io.IOException;
import java.nio.charset.Charset;
import java.util.UUID;
import org.apache.http.Header;
import org.apache.http.HttpResponse;
import org.apache.http.HttpStatus;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.params.CoreConnectionPNames;
import org.apache.xerces.xs.XSObject;
public class SolrUrlOpt {
public static void main(String[] args) throws Exception {
System.out.println("发送请求开始...");
//org.apache httpclient
String xmlStr="<add><doc><field name=\"id\">0030</field><field name=\"rowkey\">abc0030</field></doc></add>";
String url="http://master1:8983/solr/TESTDATA/update?commit=true";
solrPost(jsonStr,url);
System.out.println("发送请求结束...");
}
public static void solrPost(String xmlStr,String url){
HttpPost post = null;
try {
HttpClient httpClient = new DefaultHttpClient();
// 设置超时时间
httpClient.getParams().setParameter(CoreConnectionPNames.CONNECTION_TIMEOUT, 2000);
httpClient.getParams().setParameter(CoreConnectionPNames.SO_TIMEOUT, 2000);
post = new HttpPost(url);
// 构造消息头
post.setHeader("Content-type", "application/xml; charset=utf-8");
post.setHeader("Connection", "Close");
String sessionId = getSessionId();
post.setHeader("SessionId", sessionId);
// post.setHeader("appid", appid);
// 构建消息实体
StringEntity entity = new StringEntity(xmlStr, Charset.forName("UTF-8"));
entity.setContentEncoding("UTF-8");
// 发送Json格式的数据请求
entity.setContentType("application/json");
post.setEntity(entity);
HttpResponse response = httpClient.execute(post);
// 检验返回码
int statusCode = response.getStatusLine().getStatusCode();
if(statusCode != HttpStatus.SC_OK){
System.out.println("请求出错: "+statusCode);
}else{
int retCode = 0;
String sessendId = "";
// 返回码中包含retCode及会话Id
for(Header header : response.getAllHeaders()){
if(header.getName().equals("retcode")){
retCode = Integer.parseInt(header.getValue());
}
if(header.getName().equals("SessionId")){
sessendId = header.getValue();
}
}
}
} catch (ClientProtocolException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
// 构建唯一会话Id
public static String getSessionId(){
UUID uuid = UUID.randomUUID();
String str = uuid.toString();
return str.substring(0, 8) + str.substring(9, 13) + str.substring(14, 18) + str.substring(19, 23) + str.substring(24);
}