+++ /dev/null
-/*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You 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.log4j.nt;
-
-import org.apache.log4j.AppenderSkeleton;
-import org.apache.log4j.Layout;
-import org.apache.log4j.TTCCLayout;
-import org.apache.log4j.helpers.LogLog;
-import org.apache.log4j.spi.LoggingEvent;
-
-
-/**
- Append to the NT event log system.
-
- <p><b>WARNING</b> This appender can only be installed and used on a
- Windows system.
-
- <p>Do not forget to place NTEventLogAppender.dll,
- NTEventLogAppender.amd64.dll, NTEventLogAppender.ia64.dll
- or NTEventLogAppender.x86.dll as appropriate in a
- directory that is on the PATH of the Windows system. Otherwise, you
- will get a java.lang.UnsatisfiedLinkError.
-
- @author <a href="mailto:cstaylor@pacbell.net">Chris Taylor</a>
- @author <a href="mailto:jim_cakalic@na.biomerieux.com">Jim Cakalic</a> */
-public class NTEventLogAppender extends AppenderSkeleton {
- private int _handle = 0;
-
- private String source = null;
- private String server = null;
-
-
- public NTEventLogAppender() {
- this(null, null, null);
- }
-
- public NTEventLogAppender(String source) {
- this(null, source, null);
- }
-
- public NTEventLogAppender(String server, String source) {
- this(server, source, null);
- }
-
- public NTEventLogAppender(Layout layout) {
- this(null, null, layout);
- }
-
- public NTEventLogAppender(String source, Layout layout) {
- this(null, source, layout);
- }
-
- public NTEventLogAppender(String server, String source, Layout layout) {
- if (source == null) {
- source = "Log4j";
- }
- if (layout == null) {
- this.layout = new TTCCLayout();
- } else {
- this.layout = layout;
- }
-
- try {
- _handle = registerEventSource(server, source);
- } catch (Exception e) {
- e.printStackTrace();
- _handle = 0;
- }
- }
-
- public
- void close() {
- // unregister ...
- }
-
- public
- void activateOptions() {
- if (source != null) {
- try {
- _handle = registerEventSource(server, source);
- } catch (Exception e) {
- LogLog.error("Could not register event source.", e);
- _handle = 0;
- }
- }
- }
-
-
- public void append(LoggingEvent event) {
-
- StringBuffer sbuf = new StringBuffer();
-
- sbuf.append(layout.format(event));
- if(layout.ignoresThrowable()) {
- String[] s = event.getThrowableStrRep();
- if (s != null) {
- int len = s.length;
- for(int i = 0; i < len; i++) {
- sbuf.append(s[i]);
- }
- }
- }
- // Normalize the log message level into the supported categories
- int nt_category = event.getLevel().toInt();
-
- // Anything above FATAL or below DEBUG is labeled as INFO.
- //if (nt_category > FATAL || nt_category < DEBUG) {
- // nt_category = INFO;
- //}
- reportEvent(_handle, sbuf.toString(), nt_category);
- }
-
-
- public
- void finalize() {
- deregisterEventSource(_handle);
- _handle = 0;
- }
-
- /**
- The <b>Source</b> option which names the source of the event. The
- current value of this constant is <b>Source</b>.
- */
- public
- void setSource(String source) {
- this.source = source.trim();
- }
-
- public
- String getSource() {
- return source;
- }
-
-/**
- The <code>NTEventLogAppender</code> requires a layout. Hence,
- this method always returns <code>true</code>. */
- public
- boolean requiresLayout() {
- return true;
- }
-
- native private int registerEventSource(String server, String source);
- native private void reportEvent(int handle, String message, int level);
- native private void deregisterEventSource(int handle);
-
- static {
- String[] archs;
- try {
- archs = new String[] { System.getProperty("os.arch")};
- } catch(SecurityException e) {
- archs = new String[] { "amd64", "ia64", "x86"};
- }
- boolean loaded = false;
- for(int i = 0; i < archs.length; i++) {
- try {
- System.loadLibrary("NTEventLogAppender." + archs[i]);
- loaded = true;
- break;
- } catch(java.lang.UnsatisfiedLinkError e) {
- loaded = false;
- }
- }
- if (!loaded) {
- System.loadLibrary("NTEventLogAppender");
- }
-}
-}
git://source.jalview.org / jalview.git / blobdiff