| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.chemistry.opencmis.client.bindings.spi.http; |
| |
| import java.io.BufferedOutputStream; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| import java.math.BigInteger; |
| import java.net.HttpURLConnection; |
| import java.net.URL; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.zip.GZIPOutputStream; |
| |
| import javax.net.ssl.HostnameVerifier; |
| import javax.net.ssl.HttpsURLConnection; |
| import javax.net.ssl.SSLSocketFactory; |
| |
| import org.apache.chemistry.opencmis.client.bindings.impl.ClientVersion; |
| import org.apache.chemistry.opencmis.client.bindings.impl.CmisBindingsHelper; |
| import org.apache.chemistry.opencmis.client.bindings.spi.BindingSession; |
| import org.apache.chemistry.opencmis.commons.SessionParameter; |
| import org.apache.chemistry.opencmis.commons.exceptions.CmisConnectionException; |
| import org.apache.chemistry.opencmis.commons.impl.UrlBuilder; |
| import org.apache.chemistry.opencmis.commons.spi.AuthenticationProvider; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| public class DefaultHttpInvoker implements HttpInvoker { |
| |
| private static final Logger LOG = LoggerFactory.getLogger(DefaultHttpInvoker.class); |
| |
| private static final int BUFFER_SIZE = 2 * 1024 * 1024; |
| |
| public DefaultHttpInvoker() { |
| } |
| |
| public Response invokeGET(UrlBuilder url, BindingSession session) { |
| return invoke(url, "GET", null, null, null, session, null, null); |
| } |
| |
| public Response invokeGET(UrlBuilder url, BindingSession session, BigInteger offset, BigInteger length) { |
| return invoke(url, "GET", null, null, null, session, offset, length); |
| } |
| |
| public Response invokePOST(UrlBuilder url, String contentType, Output writer, BindingSession session) { |
| return invoke(url, "POST", contentType, null, writer, session, null, null); |
| } |
| |
| public Response invokePUT(UrlBuilder url, String contentType, Map<String, String> headers, Output writer, |
| BindingSession session) { |
| return invoke(url, "PUT", contentType, headers, writer, session, null, null); |
| } |
| |
| public Response invokeDELETE(UrlBuilder url, BindingSession session) { |
| return invoke(url, "DELETE", null, null, null, session, null, null); |
| } |
| |
| private Response invoke(UrlBuilder url, String method, String contentType, Map<String, String> headers, |
| Output writer, BindingSession session, BigInteger offset, BigInteger length) { |
| int respCode = -1; |
| |
| try { |
| // log before connect |
| if (LOG.isDebugEnabled()) { |
| LOG.debug("Session {}: {} {}", session.getSessionId(), method, url); |
| } |
| |
| // connect |
| HttpURLConnection conn = (HttpURLConnection) (new URL(url.toString())).openConnection(); |
| conn.setRequestMethod(method); |
| conn.setDoInput(true); |
| conn.setDoOutput(writer != null); |
| conn.setAllowUserInteraction(false); |
| conn.setUseCaches(false); |
| conn.setRequestProperty("User-Agent", ClientVersion.OPENCMIS_CLIENT); |
| |
| // timeouts |
| int connectTimeout = session.get(SessionParameter.CONNECT_TIMEOUT, -1); |
| if (connectTimeout >= 0) { |
| conn.setConnectTimeout(connectTimeout); |
| } |
| |
| int readTimeout = session.get(SessionParameter.READ_TIMEOUT, -1); |
| if (readTimeout >= 0) { |
| conn.setReadTimeout(readTimeout); |
| } |
| |
| // set content type |
| if (contentType != null) { |
| conn.setRequestProperty("Content-Type", contentType); |
| } |
| // set other headers |
| if (headers != null) { |
| for (Map.Entry<String, String> header : headers.entrySet()) { |
| conn.addRequestProperty(header.getKey(), header.getValue()); |
| } |
| } |
| |
| // authenticate |
| AuthenticationProvider authProvider = CmisBindingsHelper.getAuthenticationProvider(session); |
| if (authProvider != null) { |
| Map<String, List<String>> httpHeaders = authProvider.getHTTPHeaders(url.toString()); |
| if (httpHeaders != null) { |
| for (Map.Entry<String, List<String>> header : httpHeaders.entrySet()) { |
| if (header.getKey() != null && header.getValue() != null && !header.getValue().isEmpty()) { |
| String key = header.getKey(); |
| if (key.equalsIgnoreCase("user-agent")) { |
| conn.setRequestProperty("User-Agent", header.getValue().get(0)); |
| } else { |
| for (String value : header.getValue()) { |
| if (value != null) { |
| conn.addRequestProperty(key, value); |
| } |
| } |
| } |
| } |
| } |
| } |
| |
| if (conn instanceof HttpsURLConnection) { |
| SSLSocketFactory sf = authProvider.getSSLSocketFactory(); |
| if (sf != null) { |
| ((HttpsURLConnection) conn).setSSLSocketFactory(sf); |
| } |
| |
| HostnameVerifier hv = authProvider.getHostnameVerifier(); |
| if (hv != null) { |
| ((HttpsURLConnection) conn).setHostnameVerifier(hv); |
| } |
| } |
| } |
| |
| // range |
| if ((offset != null) || (length != null)) { |
| StringBuilder sb = new StringBuilder("bytes="); |
| |
| if ((offset == null) || (offset.signum() == -1)) { |
| offset = BigInteger.ZERO; |
| } |
| |
| sb.append(offset.toString()); |
| sb.append('-'); |
| |
| if ((length != null) && (length.signum() == 1)) { |
| sb.append(offset.add(length.subtract(BigInteger.ONE)).toString()); |
| } |
| |
| conn.setRequestProperty("Range", sb.toString()); |
| } |
| |
| // compression |
| Object compression = session.get(SessionParameter.COMPRESSION); |
| if ((compression != null) && Boolean.parseBoolean(compression.toString())) { |
| conn.setRequestProperty("Accept-Encoding", "gzip,deflate"); |
| } |
| |
| // locale |
| if (session.get(CmisBindingsHelper.ACCEPT_LANGUAGE) instanceof String) { |
| conn.setRequestProperty("Accept-Language", session.get(CmisBindingsHelper.ACCEPT_LANGUAGE).toString()); |
| } |
| |
| // send data |
| if (writer != null) { |
| |
| //Not supported with All server. |
| //conn.setChunkedStreamingMode((64 * 1024) - 1); |
| |
| OutputStream connOut = null; |
| |
| Object clientCompression = session.get(SessionParameter.CLIENT_COMPRESSION); |
| if ((clientCompression != null) && Boolean.parseBoolean(clientCompression.toString())) { |
| conn.setRequestProperty("Content-Encoding", "gzip"); |
| connOut = new GZIPOutputStream(conn.getOutputStream(), 4096); |
| } else { |
| connOut = conn.getOutputStream(); |
| } |
| |
| OutputStream out = new BufferedOutputStream(connOut, BUFFER_SIZE); |
| writer.write(out); |
| out.flush(); |
| |
| if (connOut instanceof GZIPOutputStream) { |
| ((GZIPOutputStream) connOut).finish(); |
| } |
| } |
| |
| // connect |
| conn.connect(); |
| |
| // get stream, if present |
| respCode = conn.getResponseCode(); |
| InputStream inputStream = null; |
| if ((respCode == 200) || (respCode == 201) || (respCode == 203) || (respCode == 206)) { |
| inputStream = conn.getInputStream(); |
| } |
| |
| // log after connect |
| if (LOG.isTraceEnabled()) { |
| LOG.trace("Session {}: {} {} > Headers: {}", session.getSessionId(), method, url, conn |
| .getHeaderFields().toString()); |
| } |
| |
| // forward response HTTP headers |
| if (authProvider != null) { |
| authProvider.putResponseHeaders(url.toString(), respCode, conn.getHeaderFields()); |
| } |
| |
| // get the response |
| return new Response(respCode, conn.getResponseMessage(), conn.getHeaderFields(), inputStream, |
| conn.getErrorStream()); |
| } catch (Exception e) { |
| String status = (respCode > 0 ? " (HTTP status code " + respCode + ")" : ""); |
| throw new CmisConnectionException("Cannot access \"" + url + "\"" + status + ": " + e.getMessage(), e); |
| } |
| } |
| } |