From 32d17447a258188b2d534bcb0bf65a659ba7b7d0 Mon Sep 17 00:00:00 2001 From: mcentner Date: Fri, 29 Aug 2008 12:11:34 +0000 Subject: Initial import. git-svn-id: https://joinup.ec.europa.eu/svn/mocca/trunk@1 8a26b1a7-26f0-462f-b9ef-d0e30c41f5a4 --- .../gv/egiz/bku/binding/DataUrlConnectionImpl.java | 216 +++++++++++++++++++++ 1 file changed, 216 insertions(+) create mode 100644 bkucommon/src/main/java/at/gv/egiz/bku/binding/DataUrlConnectionImpl.java (limited to 'bkucommon/src/main/java/at/gv/egiz/bku/binding/DataUrlConnectionImpl.java') diff --git a/bkucommon/src/main/java/at/gv/egiz/bku/binding/DataUrlConnectionImpl.java b/bkucommon/src/main/java/at/gv/egiz/bku/binding/DataUrlConnectionImpl.java new file mode 100644 index 00000000..134d765e --- /dev/null +++ b/bkucommon/src/main/java/at/gv/egiz/bku/binding/DataUrlConnectionImpl.java @@ -0,0 +1,216 @@ +/* +* Copyright 2008 Federal Chancellery Austria and +* Graz University of Technology +* +* Licensed 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 at.gv.egiz.bku.binding; + +import java.io.FileOutputStream; +import java.io.IOException; +import java.io.InputStream; +import java.io.OutputStream; +import java.net.HttpURLConnection; +import java.net.SocketTimeoutException; +import java.net.URL; +import java.security.cert.X509Certificate; +import java.util.ArrayList; +import java.util.HashMap; +import java.util.Iterator; +import java.util.List; +import java.util.Map; +import java.util.Set; + +import javax.net.ssl.HttpsURLConnection; + +import org.apache.commons.httpclient.methods.multipart.FilePart; +import org.apache.commons.httpclient.methods.multipart.Part; +import org.apache.commons.httpclient.methods.multipart.StringPart; + +import at.gv.egiz.bku.binding.multipart.InputStreamPartSource; +import at.gv.egiz.bku.binding.multipart.SLResultPart; +import at.gv.egiz.bku.slcommands.SLResult; +import at.gv.egiz.bku.slcommands.SLResult.SLResultType; +import at.gv.egiz.bku.slexceptions.SLRuntimeException; +import at.gv.egiz.bku.utils.StreamUtil; +import at.gv.egiz.bku.utils.binding.Protocol; + +/** + * not thread-safe thus newInsance always returns a new object + * + */ +public class DataUrlConnectionImpl implements DataUrlConnectionSPI { + + public final static Protocol[] SUPPORTED_PROTOCOLS = { Protocol.HTTP, + Protocol.HTTPS }; + protected X509Certificate serverCertificate; + protected Protocol protocol; + protected URL url; + private HttpURLConnection connection; + protected Map requestHttpHeaders; + protected ArrayList formParams; + protected String boundary; + + protected DataUrlResponse result; + + public String getProtocol() { + if (protocol == null) { + return null; + } + return protocol.toString(); + } + + /** + * opens a connection sets the headers gets the server certificate + * + * @throws java.net.SocketTimeoutException + * @throws java.io.IOException + * @pre url != null + * @pre httpHeaders != null + */ + public void connect() throws SocketTimeoutException, IOException { + connection = (HttpURLConnection) url.openConnection(); + + // FIXXME move this to config. + HttpURLConnection.setFollowRedirects(false); + + + connection.setDoOutput(true); + Set headers = requestHttpHeaders.keySet(); + Iterator headerIt = headers.iterator(); + while (headerIt.hasNext()) { + String name = headerIt.next(); + connection.setRequestProperty(name, requestHttpHeaders.get(name)); + } + connection.connect(); + if (connection instanceof HttpsURLConnection) { + HttpsURLConnection ssl = (HttpsURLConnection) connection; + X509Certificate[] certs = (X509Certificate[]) ssl.getServerCertificates(); + if ((certs != null) && (certs.length >= 1)) { + serverCertificate = certs[0]; + } + } + } + + public X509Certificate getServerCertificate() { + return serverCertificate; + } + + public void setHTTPHeader(String name, String value) { + if (name != null && value != null) { + requestHttpHeaders.put(name, value); + } + } + + public void setHTTPFormParameter(String name, InputStream data, + String contentType, String charSet, String transferEncoding) { + InputStreamPartSource source = new InputStreamPartSource(null, data); + FilePart formParam = new FilePart(name, source, contentType, charSet); + if (transferEncoding != null) { + formParam.setTransferEncoding(transferEncoding); + } else { + formParam.setTransferEncoding(null); + } + formParams.add(formParam); + } + + /** + * send all formParameters + * + * @throws java.io.IOException + */ + public void transmit(SLResult slResult) throws IOException { + SLResultPart slResultPart = new SLResultPart(slResult, + XML_RESPONSE_ENCODING); + if (slResult.getResultType() == SLResultType.XML) { + slResultPart.setTransferEncoding(null); + slResultPart.setContentType(slResult.getMimeType()); + slResultPart.setCharSet(XML_RESPONSE_ENCODING); + } else { + slResultPart.setTransferEncoding(null); + slResultPart.setContentType(slResult.getMimeType()); + } + formParams.add(slResultPart); + + OutputStream os = connection.getOutputStream(); + + Part[] parts = new Part[formParams.size()]; + Part.sendParts(os, formParams.toArray(parts), boundary.getBytes()); + os.close(); + // MultipartRequestEntity PostMethod + result = new DataUrlResponse(url.toString(), connection.getResponseCode(), + connection.getInputStream()); + + Map responseHttpHeaders = new HashMap(); + Map> httpHeaders = connection.getHeaderFields(); + for (Iterator keyIt = httpHeaders.keySet().iterator(); keyIt + .hasNext();) { + String key = keyIt.next(); + StringBuffer value = new StringBuffer(); + for (String val : httpHeaders.get(key)) { + value.append(val); + value.append(HttpUtil.SEPERATOR[0]); + } + String valString = value.substring(0, value.length() - 1); + if ((key != null)&&(value.length() > 0)) { + responseHttpHeaders.put(key, valString); + } + } + result.setResponseHttpHeaders(responseHttpHeaders); + } + + @Override + public DataUrlResponse getResponse() throws IOException { + return result; + } + + /** + * inits protocol, url, httpHeaders, formParams + * + * @param url + * must not be null + */ + @Override + public void init(URL url) { + + for (int i = 0; i < SUPPORTED_PROTOCOLS.length; i++) { + if (SUPPORTED_PROTOCOLS[i].toString().equalsIgnoreCase(url.getProtocol())) { + protocol = SUPPORTED_PROTOCOLS[i]; + break; + } + } + if (protocol == null) { + throw new SLRuntimeException("Protocol " + url.getProtocol() + + " not supported for data url"); + } + this.url = url; + boundary = "--" + IdFactory.getInstance().createId().toString(); + requestHttpHeaders = new HashMap(); + requestHttpHeaders.put(HttpUtil.HTTP_HEADER_USER_AGENT, DEFAULT_USERAGENT); + requestHttpHeaders.put(HttpUtil.HTTP_HEADER_CONTENT_TYPE, + HttpUtil.MULTIPART_FOTMDATA + HttpUtil.SEPERATOR[0] + + HttpUtil.MULTIPART_FOTMDATA_BOUNDARY + "=" + boundary); + + formParams = new ArrayList(); + StringPart responseType = new StringPart(FORMPARAM_RESPONSETYPE, + DEFAULT_RESPONSETYPE); + responseType.setCharSet("UTF-8"); + responseType.setTransferEncoding(null); + formParams.add(responseType); + } + + @Override + public DataUrlConnectionSPI newInstance() { + return new DataUrlConnectionImpl(); + } +} \ No newline at end of file -- cgit v1.2.3