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[gpl/argeo-slc.git] / runtime / org.argeo.slc.support.simple / src / main / java / org / argeo / slc / log4j / SlcExecutionAppender.java

diff --git a/runtime/org.argeo.slc.support.simple/src/main/java/org/argeo/slc/log4j/SlcExecutionAppender.java b/runtime/org.argeo.slc.support.simple/src/main/java/org/argeo/slc/log4j/SlcExecutionAppender.java
index 85d3e677c5853cff649d01f11cbced95ecdee2ec..4193fd925ba9c85c144cef6e60cde0af5efc1d01 100644 (file)
--- a/runtime/org.argeo.slc.support.simple/src/main/java/org/argeo/slc/log4j/SlcExecutionAppender.java
+++ b/runtime/org.argeo.slc.support.simple/src/main/java/org/argeo/slc/log4j/SlcExecutionAppender.java
@@ -1,11 +1,31 @@
+/*
+ * Copyright (C) 2010 Mathieu Baudier <mbaudier@argeo.org>
+ *
+ * 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.argeo.slc.log4j;
 
+import java.util.Date;
+
 import org.apache.log4j.AppenderSkeleton;
 import org.apache.log4j.Layout;
+import org.apache.log4j.Level;
 import org.apache.log4j.Logger;
 import org.apache.log4j.PatternLayout;
 import org.apache.log4j.spi.LoggingEvent;
 import org.argeo.slc.core.execution.ExecutionThread;
+import org.argeo.slc.core.execution.ProcessThreadGroup;
 import org.argeo.slc.process.SlcExecutionStep;
 import org.springframework.beans.factory.DisposableBean;
 import org.springframework.beans.factory.InitializingBean;
@@ -14,8 +34,18 @@ import org.springframework.beans.factory.InitializingBean;
 public class SlcExecutionAppender extends AppenderSkeleton implements
                InitializingBean, DisposableBean {
 
+       /** Marker to prevent stack overflow */
+       private ThreadLocal<Boolean> dispatching = new ThreadLocal<Boolean>() {
+
+               @Override
+               protected Boolean initialValue() {
+                       return false;
+               }
+       };
+
        private Layout layout = null;
        private String pattern = "%m - %c%n";
+       private Boolean onlyExecutionThread = false;
 
        public void afterPropertiesSet() {
                if (layout != null)
@@ -27,13 +57,41 @@ public class SlcExecutionAppender extends AppenderSkeleton implements
 
        @Override
        protected void append(LoggingEvent event) {
-               if (!(Thread.currentThread() instanceof ExecutionThread))
+               if (dispatching.get())
                        return;
 
-               ExecutionThread executionThread = (ExecutionThread) Thread
-                               .currentThread();
-               executionThread.dispatchAddStep(new SlcExecutionStep(layout
-                               .format(event)));
+               Thread currentThread = Thread.currentThread();
+               if (currentThread.getThreadGroup() instanceof ProcessThreadGroup) {
+                       if (onlyExecutionThread
+                                       && !(currentThread instanceof ExecutionThread))
+                               return;
+
+                       final String type;
+                       if (event.getLevel().equals(Level.ERROR)
+                                       || event.getLevel().equals(Level.FATAL))
+                               type = SlcExecutionStep.ERROR;
+                       else if (event.getLevel().equals(Level.WARN))
+                               type = SlcExecutionStep.WARNING;
+                       else if (event.getLevel().equals(Level.INFO))
+                               type = SlcExecutionStep.INFO;
+                       else if (event.getLevel().equals(Level.DEBUG))
+                               type = SlcExecutionStep.DEBUG;
+                       else if (event.getLevel().equals(Level.TRACE))
+                               type = SlcExecutionStep.TRACE;
+                       else
+                               type = SlcExecutionStep.INFO;
+
+                       SlcExecutionStep step = new SlcExecutionStep(new Date(event
+                                       .getTimeStamp()), type, layout.format(event));
+
+                       try {
+                               dispatching.set(true);
+                               ((ProcessThreadGroup) currentThread.getThreadGroup())
+                                               .dispatchAddStep(step);
+                       } finally {
+                               dispatching.set(false);
+                       }
+               }
        }
 
        public void destroy() throws Exception {
@@ -55,4 +113,8 @@ public class SlcExecutionAppender extends AppenderSkeleton implements
                this.pattern = pattern;
        }
 
+       public void setOnlyExecutionThread(Boolean onlyExecutionThread) {
+               this.onlyExecutionThread = onlyExecutionThread;
+       }
+
 }