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HttpClient Post和Get 中文参数处理

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HttpClient  3.1  Post和Get 中文参数处理

 

package httpclient;

import java.io.IOException;
import java.net.URLEncoder;

import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.HttpMethod;
import org.apache.commons.httpclient.NameValuePair;
import org.apache.commons.httpclient.methods.GetMethod;
import org.apache.commons.httpclient.methods.PostMethod;

public class HttpClientTest {

 public static void main(String[] args) throws Exception{
 String url = "/webservices/DomesticAirline.asmx/getDomesticAirlinesTime";
 String host = "www.webxml.com.cn";
 String param = "startCity="+URLEncoder.encode("杭州", "utf-8")+"&lastCity=&theDate=&userID=";
 HttpClient httpClient = new HttpClient();
 httpClient.getHostConfiguration().setHost(host, 80, "http");

 HttpMethod method = getMethod(url, param);
 //HttpMethod method = postMethod(url);

 httpClient.executeMethod(method);

 String response = method.getResponseBodyAsString();
 //String response = new String(method.getResponseBodyAsString().getBytes("ISO-8859-1"));
 System.out.println(response);
 }

 private static HttpMethod getMethod(String url,String param) throws IOException{
 GetMethod get = new GetMethod(url+"?"+param);
 get.releaseConnection();
 return get;
 }

 private static HttpMethod postMethod(String url) throws IOException{
 PostMethod post = new PostMethod(url);
 post.setRequestHeader("Content-Type","application/x-www-form-urlencoded;charset=gbk");
 NameValuePair[] param = { new NameValuePair("startCity","杭州"),
 new NameValuePair("lastCity","沈阳"),
 new NameValuePair("userID",""),
 new NameValuePair("theDate","") } ;
 post.setRequestBody(param);
 post.releaseConnection();
 return post;
 }
}
package httpclient;

import java.io.IOException;
import java.net.URLEncoder;

import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.HttpMethod;
import org.apache.commons.httpclient.NameValuePair;
import org.apache.commons.httpclient.methods.GetMethod;
import org.apache.commons.httpclient.methods.PostMethod;

public class HttpClientTest {

public static void main(String[] args) throws Exception{
String url = "/webservices/DomesticAirline.asmx/getDomesticAirlinesTime";
String host = "www.webxml.com.cn";
String param = "startCity="+URLEncoder.encode("杭州", "utf-8")+"&lastCity=&theDate=&userID=";
HttpClient httpClient = new HttpClient();
httpClient.getHostConfiguration().setHost(host, 80, "http");

HttpMethod method = getMethod(url, param);
//HttpMethod method = postMethod(url);

httpClient.executeMethod(method);

String response = method.getResponseBodyAsString();
//String response = new String(method.getResponseBodyAsString().getBytes("ISO-8859-1"));
System.out.println(response);
}

private static HttpMethod getMethod(String url,String param) throws IOException{
GetMethod get = new GetMethod(url+"?"+param);
get.releaseConnection();
return get;
}

private static HttpMethod postMethod(String url) throws IOException{
PostMethod post = new PostMethod(url);
post.setRequestHeader("Content-Type","application/x-www-form-urlencoded;charset=gbk");
NameValuePair[] param = { new NameValuePair("startCity","杭州"),
new NameValuePair("lastCity","沈阳"),
new NameValuePair("userID",""),
new NameValuePair("theDate","")} ;
 post.setRequestBody(param);
 post.releaseConnection();
return post;
}
}


如果PostMethod提交的是中文字符,需要加上相应的编码格式:
post.setRequestHeader("Content-Type","application/x-www-form-urlencoded;charset=gbk");

如果GetMethod提交的参数有中文字符,需要先转换成utf-8格式:
URLEncoder.encode("杭州", "utf-8");

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