workspace selector needs to be installed on all slaves.

git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@11210 71c3de6d-444a-0410-be80-ed276b4c234a

core/src/main/java/hudson/model/Hudson.java

@@ -30,6 +30,7 @@ import hudson.scm.SCM;
 import hudson.scm.SCMDescriptor;
 import hudson.scm.SCMS;
 import hudson.scm.SubversionWorkspaceSelector;
+import hudson.scm.SubversionSCM;
 import hudson.search.CollectionSearchIndex;
 import hudson.search.SearchIndexBuilder;
 import hudson.security.ACL;
@@ -345,8 +346,8 @@ public final class Hudson extends View implements ItemGroup<TopLevelItem>, Node,
             LOGGER.log(Level.SEVERE, "Failed to load proxy configuration", e);
         }
 
-        // do this before we load plugins so that plugins can change the selector.
-        SVNAdminAreaFactory.setSelector(new SubversionWorkspaceSelector());
+        // run the init code of SubversionSCM before we load plugins so that plugins can change SubversionWorkspaceSelector.
+        SubversionSCM.DescriptorImpl.DESCRIPTOR.getDisplayName();
 
         // load plugins.
         pluginManager = new PluginManager(context);

core/src/main/java/hudson/scm/SubversionSCM.java

@@ -54,6 +54,7 @@ import org.tmatesoft.svn.core.internal.util.SVNPathUtil;
 import org.tmatesoft.svn.core.internal.wc.DefaultSVNAuthenticationManager;
 import org.tmatesoft.svn.core.internal.wc.SVNErrorManager;
 import org.tmatesoft.svn.core.internal.wc.SVNExternal;
+import org.tmatesoft.svn.core.internal.wc.admin.SVNAdminAreaFactory;
 import org.tmatesoft.svn.core.io.SVNRepository;
 import org.tmatesoft.svn.core.io.SVNRepositoryFactory;
 import org.tmatesoft.svn.core.wc.SVNClientManager;
@@ -1397,6 +1398,9 @@ public class SubversionSCM extends SCM implements Serializable {
             // http://www.nabble.com/SSH-connection-problems-p12028339.html
             if(System.getProperty("svnkit.ssh2.persistent")==null)
                 System.setProperty("svnkit.ssh2.persistent","false");
+
+            // use SVN1.4 compatible workspace by default.
+            SVNAdminAreaFactory.setSelector(new SubversionWorkspaceSelector());
         }
     }