add HttpUtils

src/main/java/com/aliyun/api/gateway/demo/util/HttpUtils.java

@@ -0,0 +1,312 @@
+package com.aliyun.api.gateway.demo.util;
+
+import java.io.UnsupportedEncodingException;
+import java.net.URLEncoder;
+import java.security.KeyManagementException;
+import java.security.NoSuchAlgorithmException;
+import java.security.cert.X509Certificate;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+
+import javax.net.ssl.SSLContext;
+import javax.net.ssl.TrustManager;
+import javax.net.ssl.X509TrustManager;
+
+import org.apache.commons.lang.StringUtils;
+import org.apache.http.HttpResponse;
+import org.apache.http.NameValuePair;
+import org.apache.http.client.HttpClient;
+import org.apache.http.client.entity.UrlEncodedFormEntity;
+import org.apache.http.client.methods.HttpDelete;
+import org.apache.http.client.methods.HttpGet;
+import org.apache.http.client.methods.HttpPost;
+import org.apache.http.client.methods.HttpPut;
+import org.apache.http.conn.ClientConnectionManager;
+import org.apache.http.conn.scheme.Scheme;
+import org.apache.http.conn.scheme.SchemeRegistry;
+import org.apache.http.conn.ssl.SSLSocketFactory;
+import org.apache.http.entity.ByteArrayEntity;
+import org.apache.http.entity.StringEntity;
+import org.apache.http.impl.client.DefaultHttpClient;
+import org.apache.http.message.BasicNameValuePair;
+
+public class HttpUtils {
+
+	/**
+	 * get
+	 * 
+	 * @param host
+	 * @param path
+	 * @param method
+	 * @param headers
+	 * @param querys
+	 * @return
+	 * @throws Exception
+	 */
+	public static HttpResponse doGet(String host, String path, String method, 
+			Map<String, String> headers, 
+			Map<String, String> querys)
+            throws Exception {    	
+    	HttpClient httpClient = wrapClient(host);
+
+    	HttpGet request = new HttpGet(buildUrl(host, path, querys));
+        for (Map.Entry<String, String> e : headers.entrySet()) {
+        	request.addHeader(e.getKey(), e.getValue());
+        }
+
+        return httpClient.execute(request);
+    }
+
+	/**
+	 * post form
+	 * 
+	 * @param host
+	 * @param path
+	 * @param method
+	 * @param headers
+	 * @param querys
+	 * @param bodys
+	 * @return
+	 * @throws Exception
+	 */
+	public static HttpResponse doPost(String host, String path, String method, 
+			Map<String, String> headers, 
+			Map<String, String> querys, 
+			Map<String, String> bodys)
+            throws Exception {    	
+    	HttpClient httpClient = wrapClient(host);
+
+    	HttpPost request = new HttpPost(buildUrl(host, path, querys));
+        for (Map.Entry<String, String> e : headers.entrySet()) {
+        	request.addHeader(e.getKey(), e.getValue());
+        }
+
+        if (bodys != null) {
+            List<NameValuePair> nameValuePairList = new ArrayList<NameValuePair>();
+
+            for (String key : bodys.keySet()) {
+                nameValuePairList.add(new BasicNameValuePair(key, bodys.get(key)));
+            }
+            UrlEncodedFormEntity formEntity = new UrlEncodedFormEntity(nameValuePairList, "utf-8");
+            formEntity.setContentType("application/x-www-form-urlencoded; charset=UTF-8");
+            request.setEntity(formEntity);
+        }
+
+        return httpClient.execute(request);
+    }	
+
+	/**
+	 * Post String
+	 * 
+	 * @param host
+	 * @param path
+	 * @param method
+	 * @param headers
+	 * @param querys
+	 * @param body
+	 * @return
+	 * @throws Exception
+	 */
+	public static HttpResponse doPost(String host, String path, String method, 
+			Map<String, String> headers, 
+			Map<String, String> querys, 
+			String body)
+            throws Exception {    	
+    	HttpClient httpClient = wrapClient(host);
+
+    	HttpPost request = new HttpPost(buildUrl(host, path, querys));
+        for (Map.Entry<String, String> e : headers.entrySet()) {
+        	request.addHeader(e.getKey(), e.getValue());
+        }
+
+        if (StringUtils.isNotBlank(body)) {
+        	request.setEntity(new StringEntity(body, "utf-8"));
+        }
+
+        return httpClient.execute(request);
+    }
+
+	/**
+	 * Post stream
+	 * 
+	 * @param host
+	 * @param path
+	 * @param method
+	 * @param headers
+	 * @param querys
+	 * @param body
+	 * @return
+	 * @throws Exception
+	 */
+	public static HttpResponse doPost(String host, String path, String method, 
+			Map<String, String> headers, 
+			Map<String, String> querys, 
+			byte[] body)
+            throws Exception {    	
+    	HttpClient httpClient = wrapClient(host);
+
+    	HttpPost request = new HttpPost(buildUrl(host, path, querys));
+        for (Map.Entry<String, String> e : headers.entrySet()) {
+        	request.addHeader(e.getKey(), e.getValue());
+        }
+
+        if (body != null) {
+        	request.setEntity(new ByteArrayEntity(body));
+        }
+
+        return httpClient.execute(request);
+    }
+
+	/**
+	 * Put String
+	 * @param host
+	 * @param path
+	 * @param method
+	 * @param headers
+	 * @param querys
+	 * @param body
+	 * @return
+	 * @throws Exception
+	 */
+	public static HttpResponse doPut(String host, String path, String method, 
+			Map<String, String> headers, 
+			Map<String, String> querys, 
+			String body)
+            throws Exception {    	
+    	HttpClient httpClient = wrapClient(host);
+
+    	HttpPut request = new HttpPut(buildUrl(host, path, querys));
+        for (Map.Entry<String, String> e : headers.entrySet()) {
+        	request.addHeader(e.getKey(), e.getValue());
+        }
+
+        if (StringUtils.isNotBlank(body)) {
+        	request.setEntity(new StringEntity(body, "utf-8"));
+        }
+
+        return httpClient.execute(request);
+    }
+
+	/**
+	 * Put stream
+	 * @param host
+	 * @param path
+	 * @param method
+	 * @param headers
+	 * @param querys
+	 * @param body
+	 * @return
+	 * @throws Exception
+	 */
+	public static HttpResponse doPut(String host, String path, String method, 
+			Map<String, String> headers, 
+			Map<String, String> querys, 
+			byte[] body)
+            throws Exception {    	
+    	HttpClient httpClient = wrapClient(host);
+
+    	HttpPut request = new HttpPut(buildUrl(host, path, querys));
+        for (Map.Entry<String, String> e : headers.entrySet()) {
+        	request.addHeader(e.getKey(), e.getValue());
+        }
+
+        if (body != null) {
+        	request.setEntity(new ByteArrayEntity(body));
+        }
+
+        return httpClient.execute(request);
+    }
+
+	/**
+	 * Delete
+	 *  
+	 * @param host
+	 * @param path
+	 * @param method
+	 * @param headers
+	 * @param querys
+	 * @return
+	 * @throws Exception
+	 */
+	public static HttpResponse doDelete(String host, String path, String method, 
+			Map<String, String> headers, 
+			Map<String, String> querys)
+            throws Exception {    	
+    	HttpClient httpClient = wrapClient(host);
+
+    	HttpDelete request = new HttpDelete(buildUrl(host, path, querys));
+        for (Map.Entry<String, String> e : headers.entrySet()) {
+        	request.addHeader(e.getKey(), e.getValue());
+        }
+
+        return httpClient.execute(request);
+    }
+
+	private static String buildUrl(String host, String path, Map<String, String> querys) throws UnsupportedEncodingException {
+    	StringBuilder sbUrl = new StringBuilder();
+    	sbUrl.append(host);
+    	if (!StringUtils.isBlank(path)) {
+    		sbUrl.append(path);
+        }
+    	if (null != querys) {
+    		StringBuilder sbQuery = new StringBuilder();
+        	for (Map.Entry<String, String> query : querys.entrySet()) {
+        		if (0 < sbQuery.length()) {
+        			sbQuery.append("&");
+        		}
+        		if (StringUtils.isBlank(query.getKey()) && !StringUtils.isBlank(query.getValue())) {
+        			sbQuery.append(query.getValue());
+                }
+        		if (!StringUtils.isBlank(query.getKey())) {
+        			sbQuery.append(query.getKey());
+        			if (!StringUtils.isBlank(query.getValue())) {
+        				sbQuery.append("=");
+        				sbQuery.append(URLEncoder.encode(query.getValue(), "utf-8"));
+        			}        			
+                }
+        	}
+        	if (0 < sbQuery.length()) {
+        		sbUrl.append("?").append(sbQuery);
+        	}
+        }
+
+    	return sbUrl.toString();
+    }
+
+	private static HttpClient wrapClient(String host) {
+		HttpClient httpClient = new DefaultHttpClient();
+		if (host.startsWith("https://")) {
+			sslClient(httpClient);
+		}
+
+		return httpClient;
+	}
+
+	private static void sslClient(HttpClient httpClient) {
+        try {
+            SSLContext ctx = SSLContext.getInstance("TLS");
+            X509TrustManager tm = new X509TrustManager() {
+                public X509Certificate[] getAcceptedIssuers() {
+                    return null;
+                }
+                public void checkClientTrusted(X509Certificate[] xcs, String str) {
+
+                }
+                public void checkServerTrusted(X509Certificate[] xcs, String str) {
+
+                }
+            };
+            ctx.init(null, new TrustManager[] { tm }, null);
+            SSLSocketFactory ssf = new SSLSocketFactory(ctx);
+            ssf.setHostnameVerifier(SSLSocketFactory.ALLOW_ALL_HOSTNAME_VERIFIER);
+            ClientConnectionManager ccm = httpClient.getConnectionManager();
+            SchemeRegistry registry = ccm.getSchemeRegistry();
+            registry.register(new Scheme("https", 443, ssf));
+        } catch (KeyManagementException ex) {
+            throw new RuntimeException(ex);
+        } catch (NoSuchAlgorithmException ex) {
+        	throw new RuntimeException(ex);
+        }
+    }
+}