//package com.joke.praser;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.UnsupportedEncodingException;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.DefaultHttpClient;
public class HttpUtils {
private static final String tag = "HttpUtils";
private static final int DEFAULT_BUFFER_SIZE = 8192;
/**
* ????
*
* @param url
* @return
*/
public static String httpGet(String url) {
DefaultHttpClient httpclient = new DefaultHttpClient();
try {
HttpGet httpget = new HttpGet(url);
httpget.addHeader("User-Agent", "ie 6");
HttpResponse response = httpclient.execute(httpget);
HttpEntity entity = response.getEntity();
return generateString(entity.getContent());
} catch (IOException e) {
e.printStackTrace();
return null;
}
}
/**
* ????
*
* @param url
* @return
*/
public static InputStream httpGetIS(String url) {
DefaultHttpClient httpclient = new DefaultHttpClient();
try {
HttpGet httpget = new HttpGet(url);
httpget.addHeader("User-Agent", "ie 6");
HttpResponse response = httpclient.execute(httpget);
HttpEntity entity = response.getEntity();
return entity.getContent();
} catch (IOException e) {
e.printStackTrace();
return null;
}
}
private static String generateString(InputStream stream) {
StringBuilder sb = new StringBuilder();
InputStreamReader reader = null;
try {
reader = new InputStreamReader(stream, "utf-8");
BufferedReader buffer = new BufferedReader(reader);
String cur;
while ((cur = buffer.readLine()) != null) {
sb.append(cur + "\n");
}
} catch (UnsupportedEncodingException e1) {
e1.printStackTrace();
return null;
} catch (IOException e) {
e.printStackTrace();
return null;
} finally {
if (reader != null) {
try {
reader.close();
reader = null;
} catch (IOException e) {
e.printStackTrace();
}
}
if (stream != null) {
try {
stream.close();
stream = null;
} catch (IOException e) {
e.printStackTrace();
}
}
}
return sb.toString();
}
}