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1 /* |
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2 * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. Oracle designates this |
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8 * particular file as subject to the "Classpath" exception as provided |
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9 * by Oracle in the LICENSE file that accompanied this code. |
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10 * |
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11 * This code is distributed in the hope that it will be useful, but WITHOUT |
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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14 * version 2 for more details (a copy is included in the LICENSE file that |
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15 * accompanied this code). |
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16 * |
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17 * You should have received a copy of the GNU General Public License version |
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18 * 2 along with this work; if not, write to the Free Software Foundation, |
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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20 * |
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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22 * or visit www.oracle.com if you need additional information or have any |
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23 * questions. |
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24 */ |
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25 |
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26 package com.sun.xml.internal.ws.transport.http.client; |
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27 |
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28 import com.sun.xml.internal.ws.api.EndpointAddress; |
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29 import com.sun.xml.internal.ws.api.message.Packet; |
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30 import com.sun.xml.internal.ws.client.BindingProviderProperties; |
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31 import static com.sun.xml.internal.ws.client.BindingProviderProperties.*; |
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32 import com.sun.xml.internal.ws.client.ClientTransportException; |
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33 import com.sun.xml.internal.ws.resources.ClientMessages; |
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34 import com.sun.xml.internal.ws.transport.Headers; |
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35 import com.sun.xml.internal.ws.developer.JAXWSProperties; |
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36 import com.sun.istack.internal.Nullable; |
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37 import com.sun.istack.internal.NotNull; |
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38 |
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39 import javax.net.ssl.SSLSocketFactory; |
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40 import javax.net.ssl.HttpsURLConnection; |
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41 import javax.net.ssl.HostnameVerifier; |
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42 import javax.net.ssl.SSLSession; |
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43 import javax.xml.bind.JAXBContext; |
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44 import javax.xml.bind.JAXBException; |
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45 import javax.xml.ws.WebServiceException; |
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46 import javax.xml.ws.handler.MessageContext; |
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47 import java.io.FilterInputStream; |
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48 import java.io.FilterOutputStream; |
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49 import java.io.IOException; |
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50 import java.io.InputStream; |
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51 import java.io.OutputStream; |
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52 import java.net.HttpURLConnection; |
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53 import java.util.List; |
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54 import java.util.Map; |
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55 import java.util.zip.GZIPOutputStream; |
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56 import java.util.zip.GZIPInputStream; |
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57 |
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58 /** |
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59 * |
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60 * @author WS Development Team |
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61 */ |
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62 public class HttpClientTransport { |
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63 |
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64 private static final byte[] THROW_AWAY_BUFFER = new byte[8192]; |
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65 |
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66 // Need to use JAXB first to register DatatypeConverter |
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67 static { |
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68 try { |
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69 JAXBContext.newInstance().createUnmarshaller(); |
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70 } catch(JAXBException je) { |
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71 // Nothing much can be done. Intentionally left empty |
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72 } |
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73 } |
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74 |
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75 /*package*/ int statusCode; |
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76 /*package*/ String statusMessage; |
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77 /*package*/ int contentLength; |
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78 private final Map<String, List<String>> reqHeaders; |
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79 private Map<String, List<String>> respHeaders = null; |
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80 |
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81 private OutputStream outputStream; |
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82 private boolean https; |
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83 private HttpURLConnection httpConnection = null; |
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84 private final EndpointAddress endpoint; |
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85 private final Packet context; |
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86 private final Integer chunkSize; |
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87 |
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88 |
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89 public HttpClientTransport(@NotNull Packet packet, @NotNull Map<String,List<String>> reqHeaders) { |
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90 endpoint = packet.endpointAddress; |
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91 context = packet; |
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92 this.reqHeaders = reqHeaders; |
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93 chunkSize = (Integer)context.invocationProperties.get(JAXWSProperties.HTTP_CLIENT_STREAMING_CHUNK_SIZE); |
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94 } |
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95 |
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96 /* |
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97 * Prepare the stream for HTTP request |
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98 */ |
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99 OutputStream getOutput() { |
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100 try { |
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101 createHttpConnection(); |
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102 // for "GET" request no need to get outputStream |
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103 if (requiresOutputStream()) { |
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104 outputStream = httpConnection.getOutputStream(); |
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105 if (chunkSize != null) { |
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106 outputStream = new WSChunkedOuputStream(outputStream, chunkSize); |
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107 } |
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108 List<String> contentEncoding = reqHeaders.get("Content-Encoding"); |
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109 // TODO need to find out correct encoding based on q value - RFC 2616 |
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110 if (contentEncoding != null && contentEncoding.get(0).contains("gzip")) { |
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111 outputStream = new GZIPOutputStream(outputStream); |
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112 } |
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113 } |
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114 httpConnection.connect(); |
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115 } catch (Exception ex) { |
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116 throw new ClientTransportException( |
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117 ClientMessages.localizableHTTP_CLIENT_FAILED(ex),ex); |
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118 } |
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119 |
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120 return outputStream; |
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121 } |
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122 |
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123 void closeOutput() throws IOException { |
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124 if (outputStream != null) { |
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125 outputStream.close(); |
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126 outputStream = null; |
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127 } |
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128 } |
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129 |
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130 /* |
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131 * Get the response from HTTP connection and prepare the input stream for response |
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132 */ |
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133 @Nullable InputStream getInput() { |
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134 // response processing |
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135 |
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136 InputStream in; |
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137 try { |
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138 in = readResponse(); |
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139 if (in != null) { |
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140 String contentEncoding = httpConnection.getContentEncoding(); |
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141 if (contentEncoding != null && contentEncoding.contains("gzip")) { |
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142 in = new GZIPInputStream(in); |
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143 } |
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144 } |
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145 } catch (IOException e) { |
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146 throw new ClientTransportException(ClientMessages.localizableHTTP_STATUS_CODE(statusCode, statusMessage), e); |
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147 } |
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148 return in; |
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149 } |
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150 |
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151 public Map<String, List<String>> getHeaders() { |
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152 if (respHeaders != null) { |
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153 return respHeaders; |
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154 } |
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155 respHeaders = new Headers(); |
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156 respHeaders.putAll(httpConnection.getHeaderFields()); |
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157 return respHeaders; |
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158 } |
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159 |
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160 protected @Nullable InputStream readResponse() { |
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161 InputStream is; |
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162 try { |
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163 is = httpConnection.getInputStream(); |
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164 } catch(IOException ioe) { |
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165 is = httpConnection.getErrorStream(); |
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166 } |
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167 if (is == null) { |
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168 return is; |
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169 } |
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170 // Since StreamMessage doesn't read </s:Body></s:Envelope>, there |
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171 // are some bytes left in the InputStream. This confuses JDK and may |
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172 // not reuse underlying sockets. Hopefully JDK fixes it in its code ! |
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173 final InputStream temp = is; |
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174 return new FilterInputStream(temp) { |
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175 // Workaround for "SJSXP XMLStreamReader.next() closes stream". |
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176 // So it doesn't read from the closed stream |
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177 boolean closed; |
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178 @Override |
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179 public void close() throws IOException { |
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180 if (!closed) { |
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181 closed = true; |
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182 while(temp.read(THROW_AWAY_BUFFER) != -1); |
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183 super.close(); |
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184 } |
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185 } |
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186 }; |
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187 } |
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188 |
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189 protected void readResponseCodeAndMessage() { |
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190 try { |
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191 statusCode = httpConnection.getResponseCode(); |
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192 statusMessage = httpConnection.getResponseMessage(); |
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193 contentLength = httpConnection.getContentLength(); |
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194 } catch(IOException ioe) { |
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195 throw new WebServiceException(ioe); |
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196 } |
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197 } |
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198 |
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199 protected HttpURLConnection openConnection(Packet packet) { |
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200 // default do nothing |
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201 return null; |
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202 } |
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203 |
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204 protected boolean checkHTTPS(HttpURLConnection connection) { |
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205 if (connection instanceof HttpsURLConnection) { |
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206 |
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207 // TODO The above property needs to be removed in future version as the semantics of this property are not preoperly defined. |
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208 // One should use JAXWSProperties.HOSTNAME_VERIFIER to control the behavior |
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209 |
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210 // does the client want client hostname verification by the service |
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211 String verificationProperty = |
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212 (String) context.invocationProperties.get(HOSTNAME_VERIFICATION_PROPERTY); |
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213 if (verificationProperty != null) { |
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214 if (verificationProperty.equalsIgnoreCase("true")) { |
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215 ((HttpsURLConnection) connection).setHostnameVerifier(new HttpClientVerifier()); |
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216 } |
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217 } |
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218 |
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219 // Set application's HostNameVerifier for this connection |
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220 HostnameVerifier verifier = |
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221 (HostnameVerifier) context.invocationProperties.get(JAXWSProperties.HOSTNAME_VERIFIER); |
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222 if (verifier != null) { |
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223 ((HttpsURLConnection) connection).setHostnameVerifier(verifier); |
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224 } |
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225 |
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226 // Set application's SocketFactory for this connection |
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227 SSLSocketFactory sslSocketFactory = |
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228 (SSLSocketFactory) context.invocationProperties.get(JAXWSProperties.SSL_SOCKET_FACTORY); |
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229 if (sslSocketFactory != null) { |
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230 ((HttpsURLConnection) connection).setSSLSocketFactory(sslSocketFactory); |
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231 } |
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232 |
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233 return true; |
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234 } |
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235 return false; |
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236 } |
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237 |
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238 private void createHttpConnection() throws IOException { |
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239 httpConnection = openConnection(context); |
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240 |
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241 if (httpConnection == null) |
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242 httpConnection = (HttpURLConnection) endpoint.openConnection(); |
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243 |
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244 String scheme = endpoint.getURI().getScheme(); |
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245 if (scheme.equals("https")) { |
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246 https = true; |
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247 } |
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248 if (checkHTTPS(httpConnection)) |
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249 https = true; |
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250 |
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251 // allow interaction with the web page - user may have to supply |
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252 // username, password id web page is accessed from web browser |
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253 httpConnection.setAllowUserInteraction(true); |
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254 |
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255 // enable input, output streams |
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256 httpConnection.setDoOutput(true); |
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257 httpConnection.setDoInput(true); |
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258 |
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259 String requestMethod = (String) context.invocationProperties.get(MessageContext.HTTP_REQUEST_METHOD); |
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260 String method = (requestMethod != null) ? requestMethod : "POST"; |
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261 httpConnection.setRequestMethod(method); |
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262 |
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263 //this code or something similiar needs t be moved elsewhere for error checking |
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264 /*if (context.invocationProperties.get(BindingProviderProperties.BINDING_ID_PROPERTY).equals(HTTPBinding.HTTP_BINDING)){ |
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265 method = (requestMethod != null)?requestMethod:method; |
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266 } else if |
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267 (context.invocationProperties.get(BindingProviderProperties.BINDING_ID_PROPERTY).equals(SOAPBinding.SOAP12HTTP_BINDING) && |
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268 "GET".equalsIgnoreCase(requestMethod)) { |
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269 } |
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270 */ |
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271 |
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272 Integer reqTimeout = (Integer)context.invocationProperties.get(BindingProviderProperties.REQUEST_TIMEOUT); |
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273 if (reqTimeout != null) { |
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274 httpConnection.setReadTimeout(reqTimeout); |
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275 } |
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276 |
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277 Integer connectTimeout = (Integer)context.invocationProperties.get(JAXWSProperties.CONNECT_TIMEOUT); |
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278 if (connectTimeout != null) { |
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279 httpConnection.setConnectTimeout(connectTimeout); |
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280 } |
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281 |
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282 Integer chunkSize = (Integer)context.invocationProperties.get(JAXWSProperties.HTTP_CLIENT_STREAMING_CHUNK_SIZE); |
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283 if (chunkSize != null) { |
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284 httpConnection.setChunkedStreamingMode(chunkSize); |
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285 } |
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286 |
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287 // set the properties on HttpURLConnection |
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288 for (Map.Entry<String, List<String>> entry : reqHeaders.entrySet()) { |
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289 if ("Content-Length".equals(entry.getKey())) continue; |
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290 for(String value : entry.getValue()) { |
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291 httpConnection.addRequestProperty(entry.getKey(), value); |
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292 } |
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293 } |
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294 } |
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295 |
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296 boolean isSecure() { |
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297 return https; |
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298 } |
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299 |
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300 protected void setStatusCode(int statusCode) { |
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301 this.statusCode = statusCode; |
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302 } |
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303 |
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304 private boolean requiresOutputStream() { |
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305 return !(httpConnection.getRequestMethod().equalsIgnoreCase("GET") || |
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306 httpConnection.getRequestMethod().equalsIgnoreCase("HEAD") || |
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307 httpConnection.getRequestMethod().equalsIgnoreCase("DELETE")); |
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308 } |
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309 |
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310 @Nullable String getContentType() { |
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311 return httpConnection.getContentType(); |
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312 } |
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313 |
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314 public int getContentLength() { |
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315 return httpConnection.getContentLength(); |
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316 } |
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317 |
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318 // overide default SSL HttpClientVerifier to always return true |
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319 // effectively overiding Hostname client verification when using SSL |
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320 private static class HttpClientVerifier implements HostnameVerifier { |
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321 public boolean verify(String s, SSLSession sslSession) { |
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322 return true; |
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323 } |
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324 } |
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325 |
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326 private static class LocalhostHttpClientVerifier implements HostnameVerifier { |
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327 public boolean verify(String s, SSLSession sslSession) { |
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328 return "localhost".equalsIgnoreCase(s) || "127.0.0.1".equals(s); |
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329 } |
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330 } |
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331 |
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332 /** |
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333 * HttpURLConnection.getOuputStream() returns sun.net.www.http.ChunkedOuputStream in chunked |
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334 * streaming mode. If you call ChunkedOuputStream.write(byte[20MB], int, int), then the whole data |
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335 * is kept in memory. This wraps the ChunkedOuputStream so that it writes only small |
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336 * chunks. |
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337 */ |
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338 private static final class WSChunkedOuputStream extends FilterOutputStream { |
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339 final int chunkSize; |
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340 |
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341 WSChunkedOuputStream(OutputStream actual, int chunkSize) { |
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342 super(actual); |
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343 this.chunkSize = chunkSize; |
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344 } |
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345 |
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346 @Override |
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347 public void write(byte b[], int off, int len) throws IOException { |
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348 while(len > 0) { |
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349 int sent = (len > chunkSize) ? chunkSize : len; |
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350 out.write(b, off, sent); // don't use super.write() as it writes byte-by-byte |
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351 len -= sent; |
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352 off += sent; |
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353 } |
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354 } |
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355 |
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356 } |
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357 |
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358 } |