Java HttpURLConnection.setRequestMethod方法代码示例

import java.net.HttpURLConnection; //导入方法依赖的package包/类
@SmallTest
@Feature({"Cronet"})
@CompareDefaultWithCronet
public void testWriteLessThanContentLength()
        throws Exception {
    URL url = new URL(NativeTestServer.getEchoBodyURL());
    HttpURLConnection connection =
            (HttpURLConnection) url.openConnection();
    connection.setDoOutput(true);
    connection.setRequestMethod("POST");
    // Set a content length that's 1 byte more.
    connection.setFixedLengthStreamingMode(TestUtil.UPLOAD_DATA.length + 1);
    OutputStream out = connection.getOutputStream();
    out.write(TestUtil.UPLOAD_DATA);
    try {
        connection.getResponseCode();
        fail();
    } catch (ProtocolException e) {
        // Expected.
    }
    connection.disconnect();
}
 

import java.net.HttpURLConnection; //导入方法依赖的package包/类
/**
 * <b>RENAME</b>
 *
 * curl -i -X PUT "http://<HOST>:<PORT>/<PATH>?op=RENAME
 * &destination=<PATH>[&createParent=<true|false>]"
 *
 * @param srcPath
 * @param destPath
 * @return
 * @throws AuthenticationException
 * @throws IOException
 * @throws MalformedURLException
 */
public String rename(String srcPath, String destPath)
        throws MalformedURLException, IOException, AuthenticationException {
    String resp = null;
    ensureValidToken();

    HttpURLConnection conn = authenticatedURL.openConnection(
            new URL(new URL(httpfsUrl), MessageFormat.format(
                    "/webhdfs/v1/{0}?op=RENAME&destination={1}",
                    URLUtil.encodePath(srcPath),
                    URLUtil.encodePath(destPath))), token);
    conn.setRequestMethod("PUT");
    conn.connect();
    resp = result(conn, true);
    conn.disconnect();

    return resp;
}
 

import java.net.HttpURLConnection; //导入方法依赖的package包/类
/**
 * <b>CREATESYMLINK</b>
 *
 * curl -i -X PUT "http://<HOST>:<PORT>/<PATH>?op=CREATESYMLINK
 * &destination=<PATH>[&createParent=<true|false>]"
 *
 * @param srcPath
 * @param destPath
 * @return
 * @throws AuthenticationException
 * @throws IOException
 * @throws MalformedURLException
 */
public String createSymLink(String srcPath, String destPath)
        throws MalformedURLException, IOException, AuthenticationException {
    String resp = null;
    ensureValidToken();
    String spec = MessageFormat
            .format("/webhdfs/v1/{0}?op=CREATESYMLINK&destination={1}&user.name={2}",
                    URLUtil.encodePath(srcPath),
                    URLUtil.encodePath(destPath), this.principal);
    HttpURLConnection conn = authenticatedURL.openConnection(new URL(
            new URL(httpfsUrl), spec), token);
    conn.setRequestMethod("PUT");
    conn.connect();
    resp = result(conn, true);
    conn.disconnect();

    return resp;
}
 

import java.net.HttpURLConnection; //导入方法依赖的package包/类
/**
 * 네트워크 연결을 통한 모든 메뉴 JSON 파싱
 * @param reqAddress 모든 파라미터가 포함된 리퀘스트 주소
 * @return 모든 메뉴가 담긴 JSONObject
 * @throws IOException
 * @throws ParseException
 */
private JSONObject getAllMenuJson(String reqAddress) throws IOException, ParseException {
	HttpURLConnection conn = (HttpURLConnection)new URL(reqAddress).openConnection();
	conn.setRequestMethod("GET");
	conn.setRequestProperty("User-Agent", "Mozilla/5.0");
	conn.setConnectTimeout(5000);
	
	BufferedReader br = new BufferedReader(new InputStreamReader(conn.getInputStream()));
	String line;
	StringBuilder sb = new StringBuilder();
	
	while((line = br.readLine()) != null){
		sb.append(line);
	}
	br.close();
	
	
	JSONParser parser = new JSONParser();
	JSONObject allMenu = (JSONObject)parser.parse(replace(sb.toString()));

	return allMenu;
}
 

import java.net.HttpURLConnection; //导入方法依赖的package包/类
/**
 * Tests write after connect. Strangely, the default implementation allows
 * writing after being connected, so this test only runs against Cronet's
 * implementation.
 */
@SmallTest
@Feature({"Cronet"})
@OnlyRunCronetHttpURLConnection
public void testWriteAfterConnect() throws Exception {
    URL url = new URL(NativeTestServer.getEchoBodyURL());
    HttpURLConnection connection =
            (HttpURLConnection) url.openConnection();
    connection.setDoOutput(true);
    connection.setRequestMethod("POST");
    OutputStream out = connection.getOutputStream();
    out.write(TestUtil.UPLOAD_DATA);
    connection.connect();
    try {
        // Attemp to write some more.
        out.write(TestUtil.UPLOAD_DATA);
        fail();
    } catch (IllegalStateException e) {
        assertEquals("Cannot write after being connected.", e.getMessage());
    }
}
 

import java.net.HttpURLConnection; //导入方法依赖的package包/类
void test(String[] args) throws IOException {
    HttpServer httpServer = startHttpServer();
    int port = httpServer.getAddress().getPort();
    try {
        URL url = new URL("http://localhost:" + port + "/flis/");
        HttpURLConnection uc = (HttpURLConnection)url.openConnection();
        uc.setDoOutput(true);
        uc.setRequestMethod("POST");
        uc.setFixedLengthStreamingMode(POST_SIZE);
        OutputStream os = uc.getOutputStream();

        /* create a 32K byte array with data to POST */
        int thirtyTwoK = 32 * 1024;
        byte[] ba = new byte[thirtyTwoK];
        for (int i =0; i<thirtyTwoK; i++)
            ba[i] = (byte)i;

        long times = POST_SIZE / thirtyTwoK;
        for (int i=0; i<times; i++) {
            os.write(ba);
        }

        os.close();
        InputStream is = uc.getInputStream();
        while(is.read(ba) != -1);
        is.close();

        pass();
    } finally {
        httpServer.stop(0);
    }
}
 

import java.net.HttpURLConnection; //导入方法依赖的package包/类
private static <T> HttpURLConnection buildPost(String urlStr, final Map<String, String> headers, T body) throws IOException {
    URL url = new URL(urlStr);

    // conn
    HttpURLConnection urlConnection = (HttpURLConnection) url.openConnection();
    configUrlConnection(urlConnection);
    urlConnection.setRequestMethod(HTTP_POST);
    urlConnection.setDoOutput(true);
    urlConnection.setDoInput(true);

    // headers
    buildHeaders(urlConnection, headers);

    // body
    OutputStream os = urlConnection.getOutputStream();
    DataOutputStream out = new DataOutputStream(os);
    IOException exception = null;
    try {
        if (body instanceof String) {
            out.write(((String) body).getBytes(CHARSET));
        } else if (body instanceof byte[]) {
            out.write((byte[]) body);
        }
        os.flush(); // 开始与对方建立三次握手。
    } catch (IOException e) {
        exception = e;
    } finally {
        out.close();
        os.close();
    }

    if (exception != null) {
        throw exception;
    }

    return urlConnection;
}
 

import java.net.HttpURLConnection; //导入方法依赖的package包/类
private void download() throws Exception {
    int startpos = threaid * block + beginLenght;//计算该线程从文件的什么位置开始下载
    int endpos = (threaid + 1) * block - 1;//计算该线程下载到文件的什么位置结束
    System.out.println("threaid=" + threaid + ",startpos=" + startpos + ",endpos=" + endpos + ", url = " + url);
    endpos = endpos >= fileSize ? fileSize - 1 : endpos;
    System.out.println("threaid=" + threaid + ",startpos=" + startpos + ",endpos=" + endpos);
    HttpURLConnection conn = (HttpURLConnection) url.openConnection();
    conn.setConnectTimeout(10 * 1000);
    conn.setRequestMethod("GET");
    conn.setRequestProperty("Accept", "image/gif, image/jpeg, image/pjpeg, image/pjpeg, application/x-shockwave-flash, application/xaml+xml, application/vnd.ms-xpsdocument, application/x-ms-xbap, application/x-ms-application, application/vnd.ms-excel, application/vnd.ms-powerpoint, application/msword, */*");
    conn.setRequestProperty("Accept-Language", "zh-CN");
    conn.setRequestProperty("Charset", "UTF-8");
    conn.setRequestProperty("User-Agent", "Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.2; Trident/4.0; .NET CLR 1.1.4322; .NET CLR 2.0.50727; .NET CLR 3.0.04506.30; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729)");
    conn.setRequestProperty("Connection", "Keep-Alive");
    conn.setRequestProperty("Range", "bytes=" + startpos + "-" + endpos);
    InputStream inputStream = conn.getInputStream();

    System.out.println("threaid=" + threaid + ",startpos=" + startpos + ",endpos=" + endpos + ",contentLength=" + conn.getContentLength());
    RandomAccessFile rfile = new RandomAccessFile(file, "rwd");
    rfile.seek(startpos);
    byte[] buffer = new byte[1024];
    int len = 0;
    while ((len = inputStream.read(buffer)) != -1) {
        rfile.write(buffer, 0, len);
        beginLenght += len;
        update(threaid, beginLenght);
        append(len);
        if (pause) {
            System.out.println("break " + threaid);
            break;
        }
    }
    rfile.close();
    inputStream.close();
    conn.disconnect();
}
 

import java.net.HttpURLConnection; //导入方法依赖的package包/类
private byte[] downloadPartially(long start, long end) {
	try {
		HttpURLConnection downloadConnection = (HttpURLConnection) downloadFileInfo.getUploadUrl().openConnection();

		downloadConnection.setRequestMethod("GET");
		String rangeHeaderValue = "bytes=" + start + "-" + end;
		downloadConnection.setRequestProperty("Range", rangeHeaderValue);
		downloadConnection.setRequestProperty("User-Agent", USER_AGENT);
		InputStream in = downloadConnection.getInputStream();
		return IOUtils.toByteArray(in);
	} catch (Exception e) {
		throw new RuntimeException("Can not download file", e);
	}
}
 

import java.net.HttpURLConnection; //导入方法依赖的package包/类
/**
 * Get 请求
 *
 * @param uri
 * @return
 * @throws Exception
 */
public static String syncGet(String uri) throws Exception {
    URL url = new URL(uri);
    HttpURLConnection conn = (HttpURLConnection) url.openConnection();
    conn.setConnectTimeout(5 * 1000);
    conn.setRequestMethod("GET");
    InputStream inStream = conn.getInputStream();
    String result = new String(StreamUtil.loadFromStream(inStream));
    return result;
}
 

import java.net.HttpURLConnection; //导入方法依赖的package包/类
void test(String method) throws Exception {
    ss = new ServerSocket(0);
    ss.setSoTimeout(ACCEPT_TIMEOUT);
    int port = ss.getLocalPort();

    Thread otherThread = new Thread(this);
    otherThread.start();

    try {
        URL url = new URL("http://localhost:" + port + "/");
        HttpURLConnection uc = (HttpURLConnection) url.openConnection();
        uc.setDoOutput(true);
        if (method != null)
            uc.setRequestMethod(method);
        uc.setChunkedStreamingMode(4096);
        OutputStream os = uc.getOutputStream();
        os.write("Hello there".getBytes());

        InputStream is = uc.getInputStream();
        is.close();
    } catch (IOException expected) {
        //expected.printStackTrace();
    } finally {
        ss.close();
        otherThread.join();
    }
}
 

import java.net.HttpURLConnection; //导入方法依赖的package包/类
private static HttpURLConnection createConnection() throws Exception {
    URL url = new URL(PROFILE_URL);
    HttpURLConnection connection = (HttpURLConnection) url.openConnection();
    connection.setRequestMethod("POST");
    connection.setRequestProperty("Content-Type", "application/json");
    connection.setUseCaches(false);
    connection.setDoInput(true);
    connection.setDoOutput(true);
    return connection;
}
 

import java.net.HttpURLConnection; //导入方法依赖的package包/类
public static void main ( String[] args ) {

        if ( args.length < 3 ) {
            System.err.println(JSF.class.getName() + " <view_url> <payload_type> <payload_arg>");
            System.exit(-1);
        }

        final Object payloadObject = Utils.makePayloadObject(args[ 1 ], args[ 2 ]);

        try {
            URL u = new URL(args[ 0 ]);

            URLConnection c = u.openConnection();
            if ( ! ( c instanceof HttpURLConnection ) ) {
                throw new IllegalArgumentException("Not a HTTP url");
            }

            HttpURLConnection hc = (HttpURLConnection) c;
            hc.setDoOutput(true);
            hc.setRequestMethod("POST");
            hc.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
            OutputStream os = hc.getOutputStream();

            ByteArrayOutputStream bos = new ByteArrayOutputStream();
            ObjectOutputStream oos = new ObjectOutputStream(bos);
            oos.writeObject(payloadObject);
            oos.close();
            byte[] data = bos.toByteArray();
            String requestBody = "javax.faces.ViewState=" + URLEncoder.encode(Base64.encodeBase64String(data), "US-ASCII");
            os.write(requestBody.getBytes("US-ASCII"));
            os.close();

            System.err.println("Have response code " + hc.getResponseCode() + " " + hc.getResponseMessage());
        }
        catch ( Exception e ) {
            e.printStackTrace(System.err);
        }
        Utils.releasePayload(args[1], payloadObject);

    }
 

import java.net.HttpURLConnection; //导入方法依赖的package包/类
@Test public void streamedBodyIsRetriedOnHttp2Shutdown() throws Exception {
  enableProtocol(Protocol.HTTP_2);
  server.enqueue(new MockResponse()
      .setSocketPolicy(SocketPolicy.DISCONNECT_AT_END)
      .setBody("abc"));
  server.enqueue(new MockResponse()
      .setBody("def"));

  HttpURLConnection connection1 = urlFactory.open(server.url("/").url());
  connection1.setChunkedStreamingMode(4096);
  connection1.setRequestMethod("POST");
  connection1.connect(); // Establish healthy HTTP/2 connection, but don't write yet.

  // Send a separate request which will trigger a GOAWAY frame on the healthy connection.
  HttpURLConnection connection2 = urlFactory.open(server.url("/").url());
  assertContent("abc", connection2);

  // Ensure the GOAWAY frame has time to be read and processed.
  Thread.sleep(500);

  OutputStream os = connection1.getOutputStream();
  os.write(new byte[] { '1', '2', '3' });
  os.close();
  assertContent("def", connection1);

  RecordedRequest request1 = server.takeRequest();
  assertEquals(0, request1.getSequenceNumber());

  RecordedRequest request2 = server.takeRequest();
  assertEquals("123", request2.getBody().readUtf8());
  assertEquals(0, request2.getSequenceNumber());
}
 

import java.net.HttpURLConnection; //导入方法依赖的package包/类
/**
 *  鍙戦�丳ost璇锋眰
 * @param url 璇锋眰鍦板潃
 * @param params 璇锋眰鍙傛暟
 * @param https 鏄惁鍚姩https
 * @return
 * @throws IOException 
 * @throws NoSuchProviderException 
 * @throws NoSuchAlgorithmException 
 * @throws KeyManagementException 
 */
public static String post(String url, String params) throws IOException, NoSuchAlgorithmException, NoSuchProviderException, KeyManagementException {
	if(enableSSL){
		return post(url,params,true);
	}else{
		StringBuffer bufferRes = null;
     URL urlGet = new URL(url);
     HttpURLConnection http = (HttpURLConnection) urlGet.openConnection();
     // 杩炴帴瓒呮椂
     http.setConnectTimeout(50000);
     // 璇诲彇瓒呮椂 --鏈嶅姟鍣ㄥ搷搴旀瘮杈冩參锛屽澶ф椂闂�
     http.setReadTimeout(50000);
     http.setRequestMethod("POST");
     http.setRequestProperty("Content-Type","application/x-www-form-urlencoded");
     http.setDoOutput(true);
     http.setDoInput(true);
     http.connect();
	
     OutputStream out = http.getOutputStream();
     out.write(params.getBytes("UTF-8"));
     out.flush();
     out.close();
	
     InputStream in = http.getInputStream();
     BufferedReader read = new BufferedReader(new InputStreamReader(in, DEFAULT_CHARSET));
     String valueString = null;
     bufferRes = new StringBuffer();
     while ((valueString = read.readLine()) != null){
         bufferRes.append(valueString);
     }
     in.close();
     if (http != null) {
         // 鍏抽棴杩炴帴
         http.disconnect();
     }
     return bufferRes.toString();
	}
}