send redirect for root repository urls only if the name of the repository is empty

scm-core/src/main/java/sonia/scm/ArgumentIsInvalidException.java

@@ -0,0 +1,84 @@
+/**
+ * Copyright (c) 2010, Sebastian Sdorra All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer. 2. Redistributions in
+ * binary form must reproduce the above copyright notice, this list of
+ * conditions and the following disclaimer in the documentation and/or other
+ * materials provided with the distribution. 3. Neither the name of SCM-Manager;
+ * nor the names of its contributors may be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * http://bitbucket.org/sdorra/scm-manager
+ *
+ */
+
+
+
+package sonia.scm;
+
+/**
+ *
+ * @author Sebastian Sdorra
+ * @since 1.17
+ */
+public class ArgumentIsInvalidException extends IllegalStateException
+{
+
+  /**
+   * Constructs ...
+   *
+   */
+  public ArgumentIsInvalidException()
+  {
+    super();
+  }
+
+  /**
+   * Constructs ...
+   *
+   *
+   * @param s
+   */
+  public ArgumentIsInvalidException(String s)
+  {
+    super(s);
+  }
+
+  /**
+   * Constructs ...
+   *
+   *
+   * @param cause
+   */
+  public ArgumentIsInvalidException(Throwable cause)
+  {
+    super(cause);
+  }
+
+  /**
+   * Constructs ...
+   *
+   *
+   * @param message
+   * @param cause
+   */
+  public ArgumentIsInvalidException(String message, Throwable cause)
+  {
+    super(message, cause);
+  }
+}

scm-core/src/main/java/sonia/scm/util/AssertUtil.java

@@ -35,6 +35,7 @@ package sonia.scm.util;
 
 //~--- non-JDK imports --------------------------------------------------------
 
+import sonia.scm.ArgumentIsInvalidException;
 import sonia.scm.Validateable;
 
 //~--- JDK imports ------------------------------------------------------------

scm-core/src/main/java/sonia/scm/web/filter/PermissionFilter.java

@@ -41,6 +41,7 @@ import com.google.inject.Provider;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import sonia.scm.ArgumentIsInvalidException;
 import sonia.scm.SCMContext;
 import sonia.scm.config.ScmConfiguration;
 import sonia.scm.repository.PermissionType;
@@ -176,14 +177,19 @@ public abstract class PermissionFilter extends HttpFilter
           response.sendError(HttpServletResponse.SC_NOT_FOUND);
         }
       }
-      catch (IllegalStateException ex)
+      catch (ArgumentIsInvalidException ex)
       {
-        if (logger.isWarnEnabled())
+        if (logger.isTraceEnabled())
         {
-          logger.warn(
+          logger.trace(
               "wrong request at ".concat(request.getRequestURI()).concat(
                 " send redirect"), ex);
         }
+        else if (logger.isWarnEnabled())
+        {
+          logger.warn("wrong request at {} send redirect",
+                      request.getRequestURI());
+        }
 
         response.sendRedirect(getRepositoryRootHelpUrl(request));
       }

scm-webapp/src/main/java/sonia/scm/repository/DefaultRepositoryManager.java

@@ -35,6 +35,7 @@ package sonia.scm.repository;
 
 //~--- non-JDK imports --------------------------------------------------------
 
+import com.google.common.base.Strings;
 import com.google.inject.Inject;
 import com.google.inject.Provider;
 import com.google.inject.Singleton;
@@ -42,6 +43,7 @@ import com.google.inject.Singleton;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import sonia.scm.ArgumentIsInvalidException;
 import sonia.scm.ConfigurationException;
 import sonia.scm.HandlerEvent;
 import sonia.scm.SCMContextProvider;
@@ -661,8 +663,15 @@ public class DefaultRepositoryManager extends AbstractRepositoryManager
   @Override
   public Repository getFromTypeAndUri(String type, String uri)
   {
-    AssertUtil.assertIsNotEmpty(type);
-    AssertUtil.assertIsNotEmpty(uri);
+    if (Strings.isNullOrEmpty(type))
+    {
+      throw new ArgumentIsInvalidException("argument type is required");
+    }
+
+    if (Strings.isNullOrEmpty(uri))
+    {
+      throw new ArgumentIsInvalidException("argument uri is required");
+    }
 
     // remove ;jsessionid, jetty bug?
     uri = HttpUtil.removeMatrixParameter(uri);