Bug 150487 "Tracing and Logging Framework" (TraceMessageHandler)

1 files changed, 81 insertions, 0 deletions

diff --git a/loadtime/src/org/aspectj/weaver/loadtime/TraceMessageHandler.java b/loadtime/src/org/aspectj/weaver/loadtime/TraceMessageHandler.java
new file mode 100644
index 000000000..b661bc799
--- /dev/null
+++ b/loadtime/src/org/aspectj/weaver/loadtime/TraceMessageHandler.java
@@ -0,0 +1,81 @@
+/*******************************************************************************
+ * Copyright (c) 2006 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials 
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ * 
+ * Contributors:
+ *     Matthew Webster - initial implementation
+ *******************************************************************************/
+package org.aspectj.weaver.loadtime;
+
+import org.aspectj.bridge.AbortException;
+import org.aspectj.bridge.IMessage;
+import org.aspectj.bridge.IMessageHandler;
+import org.aspectj.bridge.WeaveMessage;
+import org.aspectj.bridge.IMessage.Kind;
+import org.aspectj.weaver.tools.Trace;
+import org.aspectj.weaver.tools.TraceFactory;
+
+public class TraceMessageHandler implements IMessageHandler {
+
+	private Trace trace;
+
+	public TraceMessageHandler () {
+		this(TraceFactory.getTraceFactory().getTrace(TraceMessageHandler.class));
+	}
+
+	/**
+	 * Used for testing
+	 *
+	 */
+	protected TraceMessageHandler (Trace t) {
+		this.trace = t;
+	}
+	
+	/* Ignore this and defer all decisions about what we log to the Trace
+	 * configuration
+	 */
+	public void dontIgnore(Kind kind) {
+	}
+
+	public boolean handleMessage(IMessage message) throws AbortException {
+		if (message instanceof WeaveMessage) {
+			trace.debug(render(message));
+		}
+		else if (message.isDebug()) {
+			trace.debug(render(message));
+		}
+		else if (message.isInfo()) {
+			trace.info(render(message));
+		}
+		else if (message.isWarning()) {
+			trace.warn(render(message),message.getThrown());
+		}
+		else if (message.isError()) {
+			trace.error(render(message),message.getThrown());
+		}
+		else if (message.isFailed()) {
+			trace.fatal(render(message),message.getThrown());
+		}
+		else if (message.isAbort()) {
+			trace.fatal(render(message),message.getThrown());
+		}
+		else return false;
+		
+		return true;
+	}
+
+	/* Ignore this and defer all decisions about what we log to the Trace
+	 * configuration
+	 */
+	public boolean isIgnoring(Kind kind) {
+		return false;
+	}
+
+    protected String render(IMessage message) {
+        return message.toString();    
+    }
+
+}