Java EntityTemplate.setContentType方法代码示例

import org.apache.http.entity.EntityTemplate; //导入方法依赖的package包/类
/**
 * Send a HTTP POST request to the specified URL
 *
 * @param url         Target endpoint URL
 * @param headers     Any HTTP headers that should be added to the request
 * @param payload     Content payload that should be sent
 * @param contentType Content-type of the request
 * @return Returned HTTP response
 * @throws IOException If an error occurs while making the invocation
 */
public HttpResponse doPost(String url, final Map<String, String> headers,
                           final String payload, String contentType) throws IOException {
    HttpUriRequest request = new HttpPost(url);
    setHeaders(headers, request);
    HttpEntityEnclosingRequest entityEncReq = (HttpEntityEnclosingRequest) request;
    final boolean zip = headers != null && "gzip".equals(headers.get(HttpHeaders.CONTENT_ENCODING));

    EntityTemplate ent = new EntityTemplate(new ContentProducer() {
        public void writeTo(OutputStream outputStream) throws IOException {
            OutputStream out = outputStream;
            if (zip) {
                out = new GZIPOutputStream(outputStream);
            }
            out.write(payload.getBytes());
            out.flush();
            out.close();
        }
    });
    ent.setContentType(contentType);
    if (zip) {
        ent.setContentEncoding("gzip");
    }
    entityEncReq.setEntity(ent);
    return client.execute(request);
}
 

import org.apache.http.entity.EntityTemplate; //导入方法依赖的package包/类
/**
 * Send a HTTP PATCH request to the specified URL
 *
 * @param url         Target endpoint URL
 * @param headers     Any HTTP headers that should be added to the request
 * @param payload     Content payload that should be sent
 * @param contentType Content-type of the request
 * @return Returned HTTP response
 * @throws IOException If an error occurs while making the invocation
 */
public HttpResponse doPatch(String url, final Map<String, String> headers,
                            final String payload, String contentType) throws IOException {
    HttpUriRequest request = new HttpPatch(url);
    setHeaders(headers, request);
    HttpEntityEnclosingRequest entityEncReq = (HttpEntityEnclosingRequest) request;
    final boolean zip = headers != null && "gzip".equals(headers.get(HttpHeaders.CONTENT_ENCODING));

    EntityTemplate ent = new EntityTemplate(new ContentProducer() {
        public void writeTo(OutputStream outputStream) throws IOException {
            OutputStream out = outputStream;
            if (zip) {
                out = new GZIPOutputStream(outputStream);
            }
            out.write(payload.getBytes());
            out.flush();
            out.close();
        }
    });
    ent.setContentType(contentType);
    if (zip) {
        ent.setContentEncoding("gzip");
    }
    entityEncReq.setEntity(ent);
    return client.execute(request);
}
 

import org.apache.http.entity.EntityTemplate; //导入方法依赖的package包/类
/**
 * Send a HTTP DELETE request with entity body to the specified URL
 *
 * @param url         Target endpoint URL
 * @param headers     Any HTTP headers that should be added to the request
 * @return Returned HTTP response
 * @throws IOException If an error occurs while making the invocation
 */
public HttpResponse doDeleteWithPayload(String url, final Map<String, String> headers,
        final String payload, String contentType) throws IOException {

    boolean zip = false;
    HttpUriRequest request = new HttpDeleteWithEntity(url);
    setHeaders(headers, request);
    HttpEntityEnclosingRequest entityEncReq = (HttpEntityEnclosingRequest) request;

    //check if content encoding required
    if (headers != null && "gzip".equals(headers.get(HttpHeaders.CONTENT_ENCODING))) {
        zip = true;
    }

    EntityTemplate ent = new EntityTemplate(new EntityContentProducer(payload, zip));
    ent.setContentType(contentType);

    if (zip) {
        ent.setContentEncoding("gzip");
    }
    entityEncReq.setEntity(ent);
    return client.execute(request);
}
 

import org.apache.http.entity.EntityTemplate; //导入方法依赖的package包/类
/**
 * Send a HTTP PUT request to the specified URL
 *
 * @param url         Target endpoint URL
 * @param headers     Any HTTP headers that should be added to the request
 * @param payload     Content payload that should be sent
 * @param contentType Content-type of the request
 * @return Returned HTTP response
 * @throws IOException If an error occurs while making the invocation
 */
public HttpResponse doPut(String url, final Map<String, String> headers,
                          final String payload, String contentType) throws IOException {
    HttpUriRequest request = new HttpPut(url);
    setHeaders(headers, request);
    HttpEntityEnclosingRequest entityEncReq = (HttpEntityEnclosingRequest) request;
    final boolean zip = headers != null && "gzip".equals(headers.get(HttpHeaders.CONTENT_ENCODING));

    EntityTemplate ent = new EntityTemplate(new ContentProducer() {
        public void writeTo(OutputStream outputStream) throws IOException {
            OutputStream out = outputStream;
            if (zip) {
                out = new GZIPOutputStream(outputStream);
            }
            out.write(payload.getBytes());
            out.flush();
            out.close();
        }
    });
    ent.setContentType(contentType);
    if (zip) {
        ent.setContentEncoding("gzip");
    }
    entityEncReq.setEntity(ent);
    return client.execute(request);
}
 

import org.apache.http.entity.EntityTemplate; //导入方法依赖的package包/类
public void handle(
		final HttpRequest request, 
		final HttpResponse response,
		final HttpContext context) throws HttpException, IOException {

	final String method = request.getRequestLine().getMethod().toUpperCase(Locale.ENGLISH);
	if (!method.equals("GET") && !method.equals("HEAD")) {
		throw new MethodNotSupportedException(method + " method not supported"); 
	}

	final EntityTemplate body = new EntityTemplate(new ContentProducer() {
		public void writeTo(final OutputStream outstream) throws IOException {
			OutputStreamWriter writer = new OutputStreamWriter(outstream, "UTF-8"); 
			writer.write(mJSON);
			writer.flush();
		}
	});

	response.setStatusCode(HttpStatus.SC_OK);
	body.setContentType("text/json; charset=UTF-8");
	response.setEntity(body);

}
 

import org.apache.http.entity.EntityTemplate; //导入方法依赖的package包/类
public void handle(HttpRequest request, HttpResponse response, HttpContext arg2) throws HttpException, IOException {

			if (request.getRequestLine().getMethod().equals("POST")) {

				// Retrieve the POST content
				HttpEntityEnclosingRequest post = (HttpEntityEnclosingRequest) request;
				byte[] entityContent = EntityUtils.toByteArray(post.getEntity());
				String content = new String(entityContent, Charset.forName("UTF-8"));

				// Execute the request
				final String json = RequestHandler.handle(content);

				// Return the response
				EntityTemplate body = new EntityTemplate(new ContentProducer() {
					public void writeTo(final OutputStream outstream) throws IOException {
						OutputStreamWriter writer = new OutputStreamWriter(outstream, "UTF-8");
						writer.write(json);
						writer.flush();
					}
				});
				response.setStatusCode(HttpStatus.SC_OK);
				body.setContentType("application/json; charset=UTF-8");
				response.setEntity(body);
			}

		}
 

import org.apache.http.entity.EntityTemplate; //导入方法依赖的package包/类
/**
 * Send a HTTP POST request to the specified URL
 *
 * @param url         Target endpoint URL
 * @param headers     Any HTTP headers that should be added to the request
 * @param payload     Content payload that should be sent
 * @param contentType Content-type of the request
 * @return Returned HTTP response
 * @throws IOException If an error occurs while making the invocation
 */
public HttpResponse doPost(String url, final Map<String, String> headers,
                           final String payload, String contentType) throws IOException {
    HttpUriRequest request = new HttpPost(url);
    setHeaders(headers, request);
    HttpEntityEnclosingRequest entityEncReq = (HttpEntityEnclosingRequest) request;
    final boolean zip = headers != null && "gzip".equals(headers.get(HttpHeaders.CONTENT_ENCODING));

    EntityTemplate ent = new EntityTemplate(new ContentProducer() {
        public void writeTo(OutputStream outputStream) throws IOException {
            OutputStream out = outputStream;
            if (zip) {
                out = new GZIPOutputStream(outputStream);
            }
            out.write(payload.getBytes(Charset.defaultCharset()));
            out.flush();
            out.close();
        }
    });
    ent.setContentType(contentType);
    if (zip) {
        ent.setContentEncoding("gzip");
    }
    entityEncReq.setEntity(ent);
    return client.execute(request);
}
 

import org.apache.http.entity.EntityTemplate; //导入方法依赖的package包/类
/**
 * Send a HTTP PUT request to the specified URL
 *
 * @param url         Target endpoint URL
 * @param headers     Any HTTP headers that should be added to the request
 * @param payload     Content payload that should be sent
 * @param contentType Content-type of the request
 * @return Returned HTTP response
 * @throws IOException If an error occurs while making the invocation
 */
public HttpResponse doPut(String url, final Map<String, String> headers,
                          final String payload, String contentType) throws IOException {
    HttpUriRequest request = new HttpPut(url);
    setHeaders(headers, request);
    HttpEntityEnclosingRequest entityEncReq = (HttpEntityEnclosingRequest) request;
    final boolean zip = headers != null && "gzip".equals(headers.get(HttpHeaders.CONTENT_ENCODING));

    EntityTemplate ent = new EntityTemplate(new ContentProducer() {
        public void writeTo(OutputStream outputStream) throws IOException {
            OutputStream out = outputStream;
            if (zip) {
                out = new GZIPOutputStream(outputStream);
            }
            out.write(payload.getBytes(Charset.defaultCharset()));
            out.flush();
            out.close();
        }
    });
    ent.setContentType(contentType);
    if (zip) {
        ent.setContentEncoding("gzip");
    }
    entityEncReq.setEntity(ent);
    return client.execute(request);
}
 

import org.apache.http.entity.EntityTemplate; //导入方法依赖的package包/类
/**
 * Send a HTTP OPTIONS request to the specified URL
 *
 * @param url         Target endpoint URL
 * @param headers     Any HTTP headers that should be added to the request
 * @param payload     Content payload that should be sent
 * @param contentType Content-type of the request
 * @return Returned HTTP response
 * @throws IOException If an error occurs while making the invocation
 */
public HttpResponse doOptions(String url, final Map<String, String> headers,
                              final String payload, String contentType) throws IOException {
    HttpUriRequest request = new HttpOptions(url);
    setHeaders(headers, request);
    if(payload != null) {
        HttpEntityEnclosingRequest entityEncReq = (HttpEntityEnclosingRequest) request;
        final boolean zip = headers != null && "gzip".equals(headers.get(HttpHeaders.CONTENT_ENCODING));

        EntityTemplate ent = new EntityTemplate(new ContentProducer() {
            public void writeTo(OutputStream outputStream) throws IOException {
                OutputStream out = outputStream;
                if (zip) {
                    out = new GZIPOutputStream(outputStream);
                }
                out.write(payload.getBytes());
                out.flush();
                out.close();
            }
        });
        ent.setContentType(contentType);
        if (zip) {
            ent.setContentEncoding("gzip");
        }
        entityEncReq.setEntity(ent);
    }
    return client.execute(request);
}
 

import org.apache.http.entity.EntityTemplate; //导入方法依赖的package包/类
private void writeContent(HttpRequest request, HttpResponse response) {
    // Check for edge cases as stated in the HTTP specs
    if ("HEAD".equals(request.getRequestLine().getMethod()) ||
            statusCode == HttpStatus.SC_NO_CONTENT ||
            statusCode == HttpStatus.SC_RESET_CONTENT ||
            statusCode == HttpStatus.SC_NOT_MODIFIED) {
        return;
    }
    EntityTemplate body = createEntity();
    body.setContentType(contentType);
    response.setEntity(body);
}
 

import org.apache.http.entity.EntityTemplate; //导入方法依赖的package包/类
public void postDocsToPipeline(String hostAndPort, String pipelinePath, List docs, int requestId, String contentType) throws Exception {
  FusionSession fusionSession = getSession(hostAndPort, requestId);
  String postUrl = hostAndPort + pipelinePath;
  if (postUrl.indexOf("?") != -1) {
    postUrl += "&echo=false";
  } else {
    postUrl += "?echo=false";
  }

  HttpPost postRequest = new HttpPost(postUrl);
  ContentProducer cp = newContentProducer(contentType, docs);
  EntityTemplate et = new EntityTemplate(cp);
  et.setContentType(contentType);
  et.setContentEncoding(StandardCharsets.UTF_8.name());
  postRequest.setEntity(et);

  HttpEntity entity = null;
  CloseableHttpResponse response = null;
  try {

    HttpClientContext context = null;
    if (isKerberos) {
      response = httpClient.execute(postRequest);
    } else {
      context = HttpClientContext.create();
      if (cookieStore != null) {
        context.setCookieStore(cookieStore);
      }
      response = httpClient.execute(postRequest, context);
    }
    entity = response.getEntity();

    int statusCode = response.getStatusLine().getStatusCode();
    if (statusCode == 401) {
      // unauth'd - session probably expired? retry to establish
      log.warn("Unauthorized error (401) when trying to send request " + requestId +
              " to Fusion at " + hostAndPort + ", will re-try to establish session");

      // re-establish the session and re-try the request
      EntityUtils.consumeQuietly(entity);
      entity = null;
      response.close();

      synchronized (this) {
        fusionSession = resetSession(hostAndPort);
        if (fusionSession == null)
          throw new IllegalStateException("After re-establishing session when processing request " +
                  requestId + ", hostAndPort " + hostAndPort + " is no longer active! Try another hostAndPort.");
      }

      log.info("Going to re-try request " + requestId + " after session re-established with " + hostAndPort);
      if (isKerberos) {
        response = httpClient.execute(postRequest);
      } else {
        response = httpClient.execute(postRequest, context);
      }
      entity = response.getEntity();
      statusCode = response.getStatusLine().getStatusCode();
      if (statusCode == 200 || statusCode == 204) {
        log.info("Re-try request " + requestId + " after session timeout succeeded for: " + hostAndPort);
      } else {
        raiseFusionServerException(hostAndPort, entity, statusCode, response, requestId);
      }
    } else if (statusCode != 200 && statusCode != 204) {
      raiseFusionServerException(hostAndPort, entity, statusCode, response, requestId);
    } else {
      // OK!
      if (fusionSession != null && fusionSession.docsSentMeter != null)
        fusionSession.docsSentMeter.mark(docs.size());
    }
  } finally {
    EntityUtils.consumeQuietly(entity);
    if (response != null) response.close();
  }
}