[WAGON-627] Maven deploy fails with 401 Unauthorized when using £ in …

…password

When configuring preemptive authentication we need to make sure that it uses
the same character encoding as the custom auth scheme registry. Then characters
are properly encoded into bytes.

This closes #83

wagon-providers/wagon-http-shared/src/main/java/org/apache/maven/wagon/shared/http/AbstractHttpClientWagon.java

@@ -779,7 +779,7 @@ private void put( int wait, Resource resource, File source, HttpEntity httpEntit
 
         if ( credentialsProvider.getCredentials( targetScope ) != null )
         {
-            BasicScheme targetAuth = new BasicScheme();
+            BasicScheme targetAuth = new BasicScheme( StandardCharsets.UTF_8 );
             authCache.put( targetHost, targetAuth );
         }
 
@@ -978,7 +978,7 @@ protected CloseableHttpResponse execute( HttpUriRequest httpMethod )
 
             if ( credentialsProvider.getCredentials( targetScope ) != null )
             {
-                BasicScheme targetAuth = new BasicScheme();
+                BasicScheme targetAuth = new BasicScheme( StandardCharsets.UTF_8 );
                 authCache.put( targetHost, targetAuth );
             }
         }

wagon-providers/wagon-webdav-jackrabbit/src/main/java/org/apache/maven/wagon/providers/webdav/WebDavWagon.java

@@ -50,6 +50,7 @@
 import java.io.File;
 import java.io.IOException;
 import java.net.URLDecoder;
+import java.nio.charset.StandardCharsets;
 import java.util.ArrayList;
 import java.util.List;
 
@@ -165,7 +166,7 @@ private int doMkCol( String url )
 
         if ( getCredentialsProvider().getCredentials( targetScope ) != null )
         {
-            BasicScheme targetAuth = new BasicScheme();
+            BasicScheme targetAuth = new BasicScheme( StandardCharsets.UTF_8 );
             getAuthCache().put( targetHost, targetAuth );
         }
         HttpMkcol method = new HttpMkcol( url );