/*

  * Copyright 2007-2009 The Kuali Foundation

  *

  * Licensed under the Educational Community License, Version 2.0 (the "License");

  * you may not use this file except in compliance with the License.

  * You may obtain a copy of the License at

  *

  * http://www.opensource.org/licenses/ecl2.php

  *

  * Unless required by applicable law or agreed to in writing, software

  * distributed under the License is distributed on an "AS IS" BASIS,

  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

  * See the License for the specific language governing permissions and

  * limitations under the License.

  */

 package org.kuali.rice.core.util;

 /**

  * This is a description of what this class does - jonathan don't forget to fill this in. 

  * 

  * @author Kuali Rice Team (rice.collab@kuali.org)

  *

  */

 public class RiceDebugUtils {

         public static StringBuffer getTruncatedStackTrace( boolean excludeCaller ) {

             // temporary throwable to be able to obtain a stack trace

             Throwable t = new Throwable();

             t.fillInStackTrace();

             StringBuffer sb = new StringBuffer();

             // loop over the stack trace, only including kuali classes

             // and excluding certain prefixes that are on almost all traces

             // within a web application

             // TODO: add exclusion paths for JUnit base classes

             boolean firstRecord = true;

             for ( StackTraceElement ste : t.getStackTrace() ) {

                     if ( ste.getClassName().startsWith( "org.kuali" ) 

                                     && !ste.getClassName().endsWith( "RiceDebugUtils" )

                                     && !ste.getClassName().endsWith( "DaoProxy" )

                                     && !ste.getClassName().startsWith( "org.kuali.rice.kns.web.filter" ) 

                                     && !ste.getMethodName().equals( "doFilter" )

                                     && !ste.getMethodName().equals( "doInTransaction" )

                                     ) {

                         if ( excludeCaller && firstRecord ) {

                                 firstRecord = false;

                                 continue;

                         }

                             sb.append( "    " );

                             sb.append( ste.getClassName() ).append( '.' ).append( ste.getMethodName() );

                             sb.append( " - line " ).append( ste.getLineNumber() );

                             sb.append( '\n' );

                     }

             }

                 return sb;

         }

 }