text: /*
   * Copyright 2017 Red Hat, Inc. and/or its affiliates.
   *
   * Licensed under the Apache 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.apache.org/licenses/LICENSE-2.0
   *
   * 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.jbpm.test.util;
  
  import java.io.OutputStream;
  
  import org.jbpm.process.instance.impl.util.LoggingPrintStream;
  
  public class BpmnDebugPrintStream extends LoggingPrintStream {
  
      public BpmnDebugPrintStream(OutputStream outputStream, boolean isError) {
          super(outputStream, isError);
      }
  
      protected void log(String s) { 
          StackTraceElement [] trace = Thread.currentThread().getStackTrace();
          boolean debug = trace[4].getMethodName().matches("(action|invoke)\\d+");
          if (isError) {
              logger.error(s);
          } else {
              if( debug ) { 
                  logger.debug(s);
              } else { 
                  logger.info(s);
              }
                  
          }
      }
      
      public static void interceptSysOutSysErr() {
          System.setOut(new BpmnDebugPrintStream(System.out, false));
          System.setErr(new BpmnDebugPrintStream(System.err, true));
      }
  }
  