[UWS] Correct the way the URL interpreter is used: at initilization with a...

[UWS] Correct the way the URL interpreter is used: at initilization with a HttpServletRequest, the full URL until the base URI should be saved + In UWSService, the used URL interpreter was a class attribute, which is a bad thing (this object is shared by several threads).

src/uws/service/UWSService.java

@@ -482,6 +482,8 @@ public class UWSService implements UWS {
 		this.urlInterpreter = urlInterpreter;
 		if (name == null && urlInterpreter != null)
 			name = urlInterpreter.getUWSName();
+		if (this.urlInterpreter != null)
+			this.urlInterpreter.setUwsURI(null);
 	}
 
 	/**
@@ -1048,7 +1050,7 @@ public class UWSService implements UWS {
 		JobOwner user = null;
 
 		try{
-			if (urlInterpreter == null){
+			if (this.urlInterpreter == null){
 				// Initialize the URL interpreter if not already done:
 				setUrlInterpreter(new UWSUrl(request));
 
@@ -1057,6 +1059,7 @@ public class UWSService implements UWS {
 			}
 
 			// Update the UWS URL interpreter:
+			UWSUrl urlInterpreter = new UWSUrl(this.urlInterpreter);
 			urlInterpreter.load(request);
 
 			// Identify the user:

src/uws/service/UWSUrl.java

@@ -17,7 +17,7 @@ package uws.service;
  * along with UWSLibrary.  If not, see <http://www.gnu.org/licenses/>.
  * 
  * Copyright 2012,2014 - UDS/Centre de Données astronomiques de Strasbourg (CDS),
- *                       Astronomishes Rechen Institut (ARI)
+ *                       Astronomisches Rechen Institut (ARI)
  */
 
 import java.io.Serializable;
@@ -110,11 +110,15 @@ public class UWSUrl implements Serializable {
 	 * @see #extractBaseURI(HttpServletRequest)
 	 */
 	public UWSUrl(HttpServletRequest request) throws NullPointerException{
+		// Extract the base URI:
 		String uri = extractBaseURI(request);
 		if (uri == null)
 			throw new NullPointerException("The extracted base UWS URI is NULL!");
+		else
+			baseURI = normalizeURI(uri);
 
-		baseURI = normalizeURI(uri);
+		// Load the rest of the request:
+		load(request);
 	}
 
 	/**
@@ -503,9 +507,9 @@ public class UWSUrl implements Serializable {
 	public final void setUwsURI(String uwsURI){
 		if (uwsURI == null || uwsURI.trim().length() == 0)
 			this.uwsURI = null;
-		else{
+		else
 			this.uwsURI = uwsURI.trim();
-		}
+
 		loadUwsURI();
 		updateRequestURL();
 	}