HttpUtils实例
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package test;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.io.UnsupportedEncodingException;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLEncoder;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
public class HttpUtils {
private static final String URL_PARAM_CONNECT_FLAG = "&";
private static final int SIZE = 1024 * 1024;
private static Log log = LogFactory.getLog(HttpUtils.class);
private HttpUtils() {
}
public static List URLGet(String strUrl, Map map) throws IOException {
String strtTotalURL = "";
List result = new ArrayList();
if (strtTotalURL.indexOf("?") == -1) {
strtTotalURL = strUrl + "?" + getUrl(map);
} else {
strtTotalURL = strUrl + "&" + getUrl(map);
}
log.debug("strtTotalURL:" + strtTotalURL);
URL url = new URL(strtTotalURL);
HttpURLConnection con = (HttpURLConnection) url.openConnection();
con.setUseCaches(false);
con.setFollowRedirects(true);
BufferedReader in = new BufferedReader(new InputStreamReader(con
.getInputStream()), SIZE);
while (true) {
String line = in.readLine();
if (line == null) {
break;
} else {
result.add(line);
}
}
in.close();
return (result);
}
public static List URLPost(String strUrl, Map map) throws IOException {
String content = "";
content = getUrl(map);
String totalURL = null;
if (strUrl.indexOf("?") == -1) {
totalURL = strUrl + "?" + content;
} else {
totalURL = strUrl + "&" + content;
}
URL url = new URL(strUrl);
HttpURLConnection con = (HttpURLConnection) url.openConnection();
con.setDoInput(true);
con.setDoOutput(true);
con.setAllowUserInteraction(false);
con.setUseCaches(false);
con.setRequestMethod("POST");
con.setRequestProperty("Content-Type","application/x-www-form-urlencoded;charset=GBK");
BufferedWriter bout = new BufferedWriter(new OutputStreamWriter(con.getOutputStream()));
bout.write(content);
bout.flush();
bout.close();
BufferedReader bin = new BufferedReader(new InputStreamReader(con.getInputStream()), SIZE);
List result = new ArrayList();
while (true) {
String line = bin.readLine();
if (line == null) {
break;
} else {
result.add(line);
}
}
return (result);
}
private static String getUrl(Map map) {
if (null == map || map.keySet().size() == 0) {
return ("");
}
StringBuffer url = new StringBuffer();
Set keys = map.keySet();
for (Iterator i = keys.iterator(); i.hasNext();) {
String key = String.valueOf(i.next());
if (map.containsKey(key)) {
Object val = map.get(key);
String str = val != null ? val.toString() : "";
try {
str = URLEncoder.encode(str, "GBK");
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
}
url.append(key).append("=").append(str).append(
URL_PARAM_CONNECT_FLAG);
}
}
String strURL = "";
strURL = url.toString();
if (URL_PARAM_CONNECT_FLAG.equals(""
+ strURL.charAt(strURL.length() - 1))) {
strURL = strURL.substring(0, strURL.length() - 1);
}
return (strURL);
}
}
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.io.UnsupportedEncodingException;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLEncoder;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
public class HttpUtils {
private static final String URL_PARAM_CONNECT_FLAG = "&";
private static final int SIZE = 1024 * 1024;
private static Log log = LogFactory.getLog(HttpUtils.class);
private HttpUtils() {
}
public static List URLGet(String strUrl, Map map) throws IOException {
String strtTotalURL = "";
List result = new ArrayList();
if (strtTotalURL.indexOf("?") == -1) {
strtTotalURL = strUrl + "?" + getUrl(map);
} else {
strtTotalURL = strUrl + "&" + getUrl(map);
}
log.debug("strtTotalURL:" + strtTotalURL);
URL url = new URL(strtTotalURL);
HttpURLConnection con = (HttpURLConnection) url.openConnection();
con.setUseCaches(false);
con.setFollowRedirects(true);
BufferedReader in = new BufferedReader(new InputStreamReader(con
.getInputStream()), SIZE);
while (true) {
String line = in.readLine();
if (line == null) {
break;
} else {
result.add(line);
}
}
in.close();
return (result);
}
public static List URLPost(String strUrl, Map map) throws IOException {
String content = "";
content = getUrl(map);
String totalURL = null;
if (strUrl.indexOf("?") == -1) {
totalURL = strUrl + "?" + content;
} else {
totalURL = strUrl + "&" + content;
}
URL url = new URL(strUrl);
HttpURLConnection con = (HttpURLConnection) url.openConnection();
con.setDoInput(true);
con.setDoOutput(true);
con.setAllowUserInteraction(false);
con.setUseCaches(false);
con.setRequestMethod("POST");
con.setRequestProperty("Content-Type","application/x-www-form-urlencoded;charset=GBK");
BufferedWriter bout = new BufferedWriter(new OutputStreamWriter(con.getOutputStream()));
bout.write(content);
bout.flush();
bout.close();
BufferedReader bin = new BufferedReader(new InputStreamReader(con.getInputStream()), SIZE);
List result = new ArrayList();
while (true) {
String line = bin.readLine();
if (line == null) {
break;
} else {
result.add(line);
}
}
return (result);
}
private static String getUrl(Map map) {
if (null == map || map.keySet().size() == 0) {
return ("");
}
StringBuffer url = new StringBuffer();
Set keys = map.keySet();
for (Iterator i = keys.iterator(); i.hasNext();) {
String key = String.valueOf(i.next());
if (map.containsKey(key)) {
Object val = map.get(key);
String str = val != null ? val.toString() : "";
try {
str = URLEncoder.encode(str, "GBK");
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
}
url.append(key).append("=").append(str).append(
URL_PARAM_CONNECT_FLAG);
}
}
String strURL = "";
strURL = url.toString();
if (URL_PARAM_CONNECT_FLAG.equals(""
+ strURL.charAt(strURL.length() - 1))) {
strURL = strURL.substring(0, strURL.length() - 1);
}
return (strURL);
}
}
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