Detached Multipart BKU for Auftrag "Support"

git-svn-id: https://joinup.ec.europa.eu/svn/pdf-as/trunk@73 7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c

1 files changed, 119 insertions, 0 deletions

diff --git a/src/main/java/at/knowcenter/wag/egov/egiz/sig/connectors/bku/BKUPostConnection.java b/src/main/java/at/knowcenter/wag/egov/egiz/sig/connectors/bku/BKUPostConnection.java
new file mode 100644
index 0000000..321287d
--- /dev/null
+++ b/src/main/java/at/knowcenter/wag/egov/egiz/sig/connectors/bku/BKUPostConnection.java
@@ -0,0 +1,119 @@
+/**

+ * 

+ */

+package at.knowcenter.wag.egov.egiz.sig.connectors.bku;

+

+import java.io.IOException;

+import java.util.Properties;

+

+import org.apache.commons.httpclient.Header;

+import org.apache.commons.httpclient.HttpClient;

+import org.apache.commons.httpclient.HttpException;

+import org.apache.commons.httpclient.methods.PostMethod;

+import org.apache.commons.httpclient.methods.multipart.ByteArrayPartSource;

+import org.apache.commons.httpclient.methods.multipart.FilePart;

+import org.apache.commons.httpclient.methods.multipart.MultipartRequestEntity;

+import org.apache.commons.httpclient.methods.multipart.Part;

+import org.apache.commons.httpclient.methods.multipart.StringPart;

+import org.apache.commons.httpclient.params.HttpMethodParams;

+import org.apache.commons.logging.Log;

+import org.apache.commons.logging.LogFactory;

+

+import at.knowcenter.wag.egov.egiz.sig.SignatureData;

+

+/**

+ * Helper class with methods that use the Apache Https Client to send HTTP

+ * requests.

+ * 

+ * @author wprinz

+ */

+public final class BKUPostConnection

+{

+  /**

+   * The response Properties key that identifies the response string.

+   */

+  public static final String RESPONSE_STRING_KEY = "response_string"; //$NON-NLS-1$

+

+  /**

+   * The response Properties key that identifies the BKU Server header.

+   */

+  public static final String BKU_SERVER_HEADER_KEY = "BKU-Server-Header"; //$NON-NLS-1$

+

+  /**

+   * The log.

+   */

+  private static Log log = LogFactory.getLog(BKUPostConnection.class);

+

+  /**

+   * Sends a multipart/form-data HTTP Post request to the given URL.

+   * 

+   * @param url The url the request is directed to.

+   * @param request The request XML, which will be the UTF-8 text/xml first part of the message.

+   * @param data The binary second part of the message.

+   * @return Returns the response properties which, among others, contain the response String.

+   * @throws HttpException

+   * @throws IOException

+   */

+  public static Properties doPostRequestMultipart(String url, String request,

+      SignatureData data) throws HttpException, IOException

+  {

+    log.debug("doPostRequestMultipart:"); //$NON-NLS-1$

+

+    StringPart xmlpart = new StringPart("XmlRequest", request, "UTF-8");  //$NON-NLS-1$//$NON-NLS-2$

+

+    // TODO this is a BUG in BKU that doesn't allow the Content-Type header

+    xmlpart.setContentType(null);

+    xmlpart.setTransferEncoding(null);

+    // BKU 2.7.4 can't handle the Content-Type Header for the XML

+    // xmlpart.setContentType("text/xml");

+    // xmlpart.setTransferEncoding(null);

+

+    String filename = data.getMimeType().equals("application/pdf") ? "myfile.pdf" : "myfile.txt"; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$

+    ByteArrayPartSource baps = new ByteArrayPartSource(filename, data.getData());

+    FilePart filepart = new FilePart("fileupload", baps); //$NON-NLS-1$

+    filepart.setContentType(data.getMimeType());

+    // this is optional

+    // filepart.setCharSet(data.getCharacterEncoding());

+

+    Part[] parts = { xmlpart, filepart };

+

+    HttpMethodParams method_params = new HttpMethodParams();

+    method_params.setContentCharset("UTF-8"); //$NON-NLS-1$

+

+    PostMethod post_method = new PostMethod(url);

+    post_method.setParams(method_params);

+

+    MultipartRequestEntity mprqe = new MultipartRequestEntity(parts, post_method.getParams());

+    post_method.setRequestEntity(mprqe);

+

+    HttpClient http_client = new HttpClient();

+    int method_response = http_client.executeMethod(post_method);

+    log.debug("method_response = " + method_response); //$NON-NLS-1$

+

+    Properties response_properties = new Properties();

+

+    if (log.isDebugEnabled())

+    {

+      Header[] response_headers = post_method.getResponseHeaders();

+      for (int i = 0; i < response_headers.length; i++)

+      {

+        log.debug("  response_header[" + i + "]: name = " + response_headers[i].getName() + ", value = " + response_headers[i].getValue()); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$

+      }

+    }

+    Header server_header = post_method.getResponseHeader("Server"); //$NON-NLS-1$

+    response_properties.setProperty(BKU_SERVER_HEADER_KEY, server_header.getValue());

+

+    log.debug(post_method.getResponseCharSet());

+    if (!post_method.getResponseCharSet().equals("UTF-8")) //$NON-NLS-1$

+    {

+      log.warn("BKU response charset is not UTF-8!"); //$NON-NLS-1$

+    }

+    String response_string = post_method.getResponseBodyAsString();

+

+    response_properties.setProperty(RESPONSE_STRING_KEY, response_string);

+

+    log.debug("doPostRequestMultipart finished."); //$NON-NLS-1$

+    return response_properties;

+  }

+

+}