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authorpeter.danner <peter.danner@d688527b-c9ab-4aba-bd8d-4036d912da1d>2005-09-08 08:07:58 +0000
committerpeter.danner <peter.danner@d688527b-c9ab-4aba-bd8d-4036d912da1d>2005-09-08 08:07:58 +0000
commit418acaf68457229a3a45eb6a1c6016a9736e4445 (patch)
treebefe4337d1f2151b19e434322c54e2c046efc00d /id.server/src/at/gv
parent2613d3ab04f178be278189f209ef64d15ff94e9f (diff)
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Neuer ConnectionBuilder mit WebDAV-Unterstützung des Proxy (ehem. OWAConnectionBuilder). Unterstützt u.a. Outlook Web Access und ELAK im Bund
git-svn-id: https://joinup.ec.europa.eu/svn/moa-idspss/trunk@504 d688527b-c9ab-4aba-bd8d-4036d912da1d
Diffstat (limited to 'id.server/src/at/gv')
-rw-r--r--id.server/src/at/gv/egovernment/moa/id/proxy/EnhancedConnectionBuilder.java199
1 files changed, 199 insertions, 0 deletions
diff --git a/id.server/src/at/gv/egovernment/moa/id/proxy/EnhancedConnectionBuilder.java b/id.server/src/at/gv/egovernment/moa/id/proxy/EnhancedConnectionBuilder.java
new file mode 100644
index 000000000..3fa596c78
--- /dev/null
+++ b/id.server/src/at/gv/egovernment/moa/id/proxy/EnhancedConnectionBuilder.java
@@ -0,0 +1,199 @@
+package at.gv.egovernment.moa.id.proxy;
+
+import java.io.IOException;
+import java.net.URL;
+import java.net.URLStreamHandler;
+import java.util.Iterator;
+import java.util.Vector;
+
+import javax.net.ssl.SSLSocketFactory;
+import javax.servlet.http.HttpServletRequest;
+
+import at.gv.egovernment.moa.id.config.ConfigurationException;
+import at.gv.egovernment.moa.id.config.proxy.ProxyConfigurationProvider;
+import at.gv.egovernment.moa.id.util.MOAIDMessageProvider;
+import at.gv.egovernment.moa.logging.Logger;
+import at.gv.egovernment.moa.util.BoolUtils;
+
+import com.sun.net.ssl.HostnameVerifier;
+import HTTPClient.HttpURLConnection;
+import HTTPClient.HTTPConnection;
+
+
+/**
+ * Outlook Web Access (OWA) Implementierung von <code>ConnectionBuilder</code>.
+ * uses HTTP(s)Client with IAIK iSaSiLk Patch
+ * @author pdanner
+ */
+public class EnhancedConnectionBuilder implements ConnectionBuilder {
+
+ /** a boolean to disable the HostnameVerification (default = false)*/
+ private static boolean cbDisableHostnameVerification = false;
+
+ static {
+ HTTPConnection.setDefaultTimeout(0);
+ /*
+ String modules = "HTTPClient.RetryModule|" +
+ //"HTTPClient.CookieModule|" +
+ "HTTPClient.RedirectionModule|" +
+ //"HTTPClient.AuthorizationModule|" +
+ "HTTPClient.DefaultModule|" +
+ "HTTPClient.TransferEncodingModule|" +
+ "HTTPClient.ContentMD5Module|" +
+ "HTTPClient.ContentEncodingModule";
+ */
+ try {
+ HTTPConnection.removeDefaultModule(Class.forName("HTTPClient.AuthorizationModule"));
+ HTTPConnection.removeDefaultModule(Class.forName("HTTPClient.RedirectionModule"));
+ HTTPConnection.removeDefaultModule(Class.forName("HTTPClient.CookieModule"));
+ } catch (ClassNotFoundException e) {
+
+ }
+ }
+
+ /**
+ * Constructor for OWAConnectionBuilder.
+ * @throws ConfigurationException on any config error
+ */
+ public EnhancedConnectionBuilder() throws ConfigurationException {
+ cbDisableHostnameVerification = BoolUtils.valueOf(
+ ProxyConfigurationProvider.getInstance().getGenericConfigurationParameter(
+ "ProxyComponent.DisableHostnameVerification"));
+ //TODO MOA-ID BRZ undocumented feature
+ if (cbDisableHostnameVerification)
+ Logger.warn("ProxyComponent.DisableHostnameVerification: " + cbDisableHostnameVerification);
+ }
+
+ /**
+ * @see at.gv.egovernment.moa.id.proxy.ConnectionBuilder#buildConnection
+ */
+ public java.net.HttpURLConnection buildConnection(HttpServletRequest req, String publicURLPrefix, String realURLPrefix, SSLSocketFactory sslSocketFactory, Vector parameters) throws IOException {
+
+ String requestedURL = req.getRequestURL().toString();
+ // check whether requested URL starts with publicURLPrefix
+
+ if (! requestedURL.startsWith(publicURLPrefix.substring(0,5)))
+ throw new IOException(MOAIDMessageProvider.getInstance().getMessage(
+ "proxy.01", new Object[] {requestedURL, publicURLPrefix}));
+
+
+
+ // in case of GET request, append query string to requested URL;
+ // otherwise, HttpURLConnection would perform a POST request
+ //FIXME right parameters
+ /*
+ if ("get".equalsIgnoreCase(req.getMethod()) && ! parameters.isEmpty()) {
+ requestedURL = appendQueryString(requestedURL, parameters);
+ }
+ */
+ /*PeterD
+ //TODO RSCH check functionality
+ if (null != req.getQueryString() && 0 != req.getQueryString().length() ) {
+ String query = req.getQueryString();
+ requestedURL = requestedURL + "?" + query;
+
+ for (Iterator iter = parameters.keySet().iterator(); iter.hasNext();) {
+ String parameterKey = (String) iter.next();
+ if(query.indexOf(parameterKey) >= 0) iter.remove();
+ }
+ }
+ */
+
+
+
+ if (null != req.getQueryString() && 0 != req.getQueryString().length() ) {
+ String query = req.getQueryString();
+ requestedURL = requestedURL + "?" + query;
+
+ String parameter[] = new String[2];
+ for (Iterator iter = parameters.iterator(); iter.hasNext();) {
+ parameter = (String[]) iter.next();
+ if(query.indexOf(parameter[0]) >= 0) iter.remove();
+ }
+ }
+
+ // build real URL in online application
+ String realURLString = realURLPrefix + requestedURL.substring(publicURLPrefix.length());
+
+ // build real URL in online application
+ URLStreamHandler urlStreamHandler = null;
+
+ //URL url = new URL(realURLString);
+ if (realURLString.startsWith("https")) {
+ urlStreamHandler = new HTTPClient.https.Handler();
+ } else{
+ urlStreamHandler = new HTTPClient.http.Handler();
+ }
+ URL url = new URL(null, realURLString, urlStreamHandler);
+ Logger.debug("OA Request: " + req.getMethod() + " " + url.toString());
+
+ HttpURLConnection conn = (HttpURLConnection)url.openConnection();
+
+ conn.setRequestMethod(req.getMethod());
+ conn.setDoInput(true);
+ conn.setDoOutput(true);
+ //conn.setUseCaches(false);
+ //conn.setAllowUserInteraction(true);
+ conn.setInstanceFollowRedirects(false);
+
+ if (realURLString.startsWith("https") && sslSocketFactory != null) {
+ conn.setSSLSocketFactory(sslSocketFactory);
+ //Not available in HTTPClient
+ //if (cbDisableHostnameVerification)
+ // conn.setHostnameVerifier(new HostnameNonVerifier());
+ }
+
+ return conn;
+
+ }
+
+ /**
+ * Disconnects the HttpURLConnection if necessary.
+ * The implementation of the Connectionbuilder decides wether
+ * if this should be happen or not.
+ *
+ * @param con the HttpURLConnection which is normaly to be closed
+ */
+ public void disconnect(java.net.HttpURLConnection conn) {
+ // In HTTPClient there must not be an diconnect!
+ // conn.disconnect();
+ }
+
+ /**
+ * @param requestedURL
+ * @param parameters
+ * @return
+ */
+ /*
+ private String appendQueryString(String requestedURL, Map parameters) {
+ String newURL = requestedURL;
+ for (Iterator iter = parameters.keySet().iterator(); iter.hasNext();) {
+ String paramName = (String)iter.next();
+ String paramValue = (String)parameters.get(paramName);
+ String paramString = paramName + "=" + paramValue;
+ if (newURL.indexOf("?") < 0)
+ newURL = newURL + "?" + paramString;
+ else
+ newURL = newURL + "&" + paramString;
+ }
+ return newURL;
+ }
+ */
+
+ /**
+ * @author Stefan Knirsch
+ * @version $Id$
+ * A private class to change the standard HostName verifier to disable the
+ * Hostname Verification Check
+ */
+ private class HostnameNonVerifier implements HostnameVerifier {
+
+ /**
+ * @see com.sun.net.ssl.HostnameVerifier#verify(String, String)
+ */
+ public boolean verify(String arg0, String arg1) {
+ return true;
+ }
+ }
+
+ }