summaryrefslogtreecommitdiffstats
path: root/src/org/apache/commons/logging/impl/Jdk14Logger.java
diff options
context:
space:
mode:
Diffstat (limited to 'src/org/apache/commons/logging/impl/Jdk14Logger.java')
-rw-r--r--src/org/apache/commons/logging/impl/Jdk14Logger.java303
1 files changed, 303 insertions, 0 deletions
diff --git a/src/org/apache/commons/logging/impl/Jdk14Logger.java b/src/org/apache/commons/logging/impl/Jdk14Logger.java
new file mode 100644
index 0000000..d4f840c
--- /dev/null
+++ b/src/org/apache/commons/logging/impl/Jdk14Logger.java
@@ -0,0 +1,303 @@
+/*
+ * Copyright 2001-2004 The Apache Software Foundation.
+ *
+ * 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.apache.commons.logging.impl;
+
+
+import java.io.Serializable;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+import org.apache.commons.logging.Log;
+
+
+/**
+ * <p>Implementation of the <code>org.apache.commons.logging.Log</code>
+ * interface that wraps the standard JDK logging mechanisms that were
+ * introduced in the Merlin release (JDK 1.4).</p>
+ *
+ * @author <a href="mailto:sanders@apache.org">Scott Sanders</a>
+ * @author <a href="mailto:bloritsch@apache.org">Berin Loritsch</a>
+ * @author <a href="mailto:donaldp@apache.org">Peter Donald</a>
+ * @version $Revision: 370652 $ $Date: 2006-01-19 22:23:48 +0000 (Thu, 19 Jan 2006) $
+ */
+
+public class Jdk14Logger implements Log, Serializable {
+
+ /**
+ * This member variable simply ensures that any attempt to initialise
+ * this class in a pre-1.4 JVM will result in an ExceptionInInitializerError.
+ * It must not be private, as an optimising compiler could detect that it
+ * is not used and optimise it away.
+ */
+ protected static final Level dummyLevel = Level.FINE;
+
+ // ----------------------------------------------------------- Constructors
+
+
+ /**
+ * Construct a named instance of this Logger.
+ *
+ * @param name Name of the logger to be constructed
+ */
+ public Jdk14Logger(String name) {
+
+ this.name = name;
+ logger = getLogger();
+
+ }
+
+
+ // ----------------------------------------------------- Instance Variables
+
+
+ /**
+ * The underlying Logger implementation we are using.
+ */
+ protected transient Logger logger = null;
+
+
+ /**
+ * The name of the logger we are wrapping.
+ */
+ protected String name = null;
+
+
+ // --------------------------------------------------------- Public Methods
+
+ private void log( Level level, String msg, Throwable ex ) {
+
+ Logger logger = getLogger();
+ if (logger.isLoggable(level)) {
+ // Hack (?) to get the stack trace.
+ Throwable dummyException=new Throwable();
+ StackTraceElement locations[]=dummyException.getStackTrace();
+ // Caller will be the third element
+ String cname="unknown";
+ String method="unknown";
+ if( locations!=null && locations.length >2 ) {
+ StackTraceElement caller=locations[2];
+ cname=caller.getClassName();
+ method=caller.getMethodName();
+ }
+ if( ex==null ) {
+ logger.logp( level, cname, method, msg );
+ } else {
+ logger.logp( level, cname, method, msg, ex );
+ }
+ }
+
+ }
+
+ /**
+ * Logs a message with <code>java.util.logging.Level.FINE</code>.
+ *
+ * @param message to log
+ * @see org.apache.commons.logging.Log#debug(Object)
+ */
+ public void debug(Object message) {
+ log(Level.FINE, String.valueOf(message), null);
+ }
+
+
+ /**
+ * Logs a message with <code>java.util.logging.Level.FINE</code>.
+ *
+ * @param message to log
+ * @param exception log this cause
+ * @see org.apache.commons.logging.Log#debug(Object, Throwable)
+ */
+ public void debug(Object message, Throwable exception) {
+ log(Level.FINE, String.valueOf(message), exception);
+ }
+
+
+ /**
+ * Logs a message with <code>java.util.logging.Level.SEVERE</code>.
+ *
+ * @param message to log
+ * @see org.apache.commons.logging.Log#error(Object)
+ */
+ public void error(Object message) {
+ log(Level.SEVERE, String.valueOf(message), null);
+ }
+
+
+ /**
+ * Logs a message with <code>java.util.logging.Level.SEVERE</code>.
+ *
+ * @param message to log
+ * @param exception log this cause
+ * @see org.apache.commons.logging.Log#error(Object, Throwable)
+ */
+ public void error(Object message, Throwable exception) {
+ log(Level.SEVERE, String.valueOf(message), exception);
+ }
+
+
+ /**
+ * Logs a message with <code>java.util.logging.Level.SEVERE</code>.
+ *
+ * @param message to log
+ * @see org.apache.commons.logging.Log#fatal(Object)
+ */
+ public void fatal(Object message) {
+ log(Level.SEVERE, String.valueOf(message), null);
+ }
+
+
+ /**
+ * Logs a message with <code>java.util.logging.Level.SEVERE</code>.
+ *
+ * @param message to log
+ * @param exception log this cause
+ * @see org.apache.commons.logging.Log#fatal(Object, Throwable)
+ */
+ public void fatal(Object message, Throwable exception) {
+ log(Level.SEVERE, String.valueOf(message), exception);
+ }
+
+
+ /**
+ * Return the native Logger instance we are using.
+ */
+ public Logger getLogger() {
+ if (logger == null) {
+ logger = Logger.getLogger(name);
+ }
+ return (logger);
+ }
+
+
+ /**
+ * Logs a message with <code>java.util.logging.Level.INFO</code>.
+ *
+ * @param message to log
+ * @see org.apache.commons.logging.Log#info(Object)
+ */
+ public void info(Object message) {
+ log(Level.INFO, String.valueOf(message), null);
+ }
+
+
+ /**
+ * Logs a message with <code>java.util.logging.Level.INFO</code>.
+ *
+ * @param message to log
+ * @param exception log this cause
+ * @see org.apache.commons.logging.Log#info(Object, Throwable)
+ */
+ public void info(Object message, Throwable exception) {
+ log(Level.INFO, String.valueOf(message), exception);
+ }
+
+
+ /**
+ * Is debug logging currently enabled?
+ */
+ public boolean isDebugEnabled() {
+ return (getLogger().isLoggable(Level.FINE));
+ }
+
+
+ /**
+ * Is error logging currently enabled?
+ */
+ public boolean isErrorEnabled() {
+ return (getLogger().isLoggable(Level.SEVERE));
+ }
+
+
+ /**
+ * Is fatal logging currently enabled?
+ */
+ public boolean isFatalEnabled() {
+ return (getLogger().isLoggable(Level.SEVERE));
+ }
+
+
+ /**
+ * Is info logging currently enabled?
+ */
+ public boolean isInfoEnabled() {
+ return (getLogger().isLoggable(Level.INFO));
+ }
+
+
+ /**
+ * Is trace logging currently enabled?
+ */
+ public boolean isTraceEnabled() {
+ return (getLogger().isLoggable(Level.FINEST));
+ }
+
+
+ /**
+ * Is warn logging currently enabled?
+ */
+ public boolean isWarnEnabled() {
+ return (getLogger().isLoggable(Level.WARNING));
+ }
+
+
+ /**
+ * Logs a message with <code>java.util.logging.Level.FINEST</code>.
+ *
+ * @param message to log
+ * @see org.apache.commons.logging.Log#trace(Object)
+ */
+ public void trace(Object message) {
+ log(Level.FINEST, String.valueOf(message), null);
+ }
+
+
+ /**
+ * Logs a message with <code>java.util.logging.Level.FINEST</code>.
+ *
+ * @param message to log
+ * @param exception log this cause
+ * @see org.apache.commons.logging.Log#trace(Object, Throwable)
+ */
+ public void trace(Object message, Throwable exception) {
+ log(Level.FINEST, String.valueOf(message), exception);
+ }
+
+
+ /**
+ * Logs a message with <code>java.util.logging.Level.WARNING</code>.
+ *
+ * @param message to log
+ * @see org.apache.commons.logging.Log#warn(Object)
+ */
+ public void warn(Object message) {
+ log(Level.WARNING, String.valueOf(message), null);
+ }
+
+
+ /**
+ * Logs a message with <code>java.util.logging.Level.WARNING</code>.
+ *
+ * @param message to log
+ * @param exception log this cause
+ * @see org.apache.commons.logging.Log#warn(Object, Throwable)
+ */
+ public void warn(Object message, Throwable exception) {
+ log(Level.WARNING, String.valueOf(message), exception);
+ }
+
+
+}