/**
* 写日志操作处理方法
*
* @param caller 调用者类对象
* @param msg
* @param level
*/
private static void writeLog(Object caller, String msg, Level level) {
String logTag = "";
if (caller != null) {
if (caller instanceof String) {
logTag = caller.toString();
} else {
logTag = caller.getClass().getName();
}
}
if (level.getLevel() < logLevel.getLevel()) {
return;
}
if (!writeFile) {
return;
}
File logFile = checkLogFile(); // 检查日志文件
if (logFile == null) {
return;
}
/** * 组织日志输入内容 * */
String writeMsg = "[" + DateUtils.getCurrDateStr() + "] [";
writeMsg += level.getLevelDescn() + "] ";
writeMsg += logTag + ": ";
writeMsg += msg + "\n";
try {
FileWriter fw = new FileWriter(logFile, true);
fw.append(writeMsg);
fw.close();
} catch (IOException e) {
e.printStackTrace();
}
}
/**
* 写日志操作处理方法
*
* @param caller 调用者类对象
* @param msg
* @param level
*/
private static void outLog(Object caller, String msg, Level level) {
String logTag = "";
if (caller != null) {
if (caller instanceof String) {
logTag = caller.toString();
} else {
logTag = caller.getClass().getName();
}
}
if (level.getLevel() < logLevel.getLevel()) {
return;
}
if (!isOutPut) {
return;
}
/** * 组织输出内容 * */
String outMsg = "[" + DateUtils.getCurrDateStr() + "] [";
outMsg += level.getLevelDescn() + "] ";
outMsg += logTag + ": ";
outMsg += msg + "\n";
Utils.print(outMsg);
}
/**
* Logs a message to a file if the log level given matches the current log level.
*
* @param message Message to be logged
* @param level Level when this should be logged
*/
public static void log(String message, Level level) {
// If you try to log at level none, we deny you
if (level == Level.NONE) return;
if (level == currentLevel || level.getLevel() < currentLevel.getLevel()) {
try {
FileWriter fstream = new FileWriter(file, true);
BufferedWriter out = new BufferedWriter(fstream);
Date now = new Date();
String date = new SimpleDateFormat("MM/dd/yyyy HH:mm:ss:SSS z").format(now);
String output = level.getName() + " - " + date + " - " + message + "\n";
out.write(output);
System.out.print(output);
out.close();
fstream.close();
} catch (Exception e) {
System.err.println("Logger could not log message: " + e.getMessage());
}
}
}
public void initialize() {
super.initialize();
log4JProperties = new Properties();
Map configuredAppenders = new HashMap();
if (appenders == null || appenders.size() == 0) {
if (defaultAppender != null) {
throw new IllegalArgumentException(
"A default appender cant be specified without any appenders configured.");
}
defaultAppender = "anonymous";
log4JProperties.setProperty("log4j.appender.anonymous", "org.apache.log4j.ConsoleAppender");
log4JProperties.setProperty("log4j.appender.anonymous.threshold", getThresholdAsString());
log4JProperties.setProperty(
"log4j.appender.anonymous.layout", "org.apache.log4j.PatternLayout");
log4JProperties.setProperty(
"log4j.appender.anonymous.layout.conversionPattern", "%-4r [%t] %-5p %c %x - %m%n");
} else {
for (int i = 0; i < appenders.size(); i++) {
Appender appender = (Appender) appenders.get(i);
String id = appender.getId();
if (configuredAppenders.containsKey(id)) {
throw new IllegalArgumentException(
"There already exists a appender with the id '" + id + "'.");
}
if (id == null) {
throw new IllegalArgumentException("The appender must have a id.");
}
if (appender.getThreshold() == null) {
appender.setThreshold(getThresholdAsString());
}
if (appender.getConversionPattern() == null) {
throw new IllegalArgumentException("The appender must have a conversion pattern.");
}
if (appender.getType() == null) {
throw new IllegalArgumentException("The appender must have a type.");
}
try {
Class.forName(appender.getType());
} catch (ClassNotFoundException ex) {
throw new IllegalArgumentException(
"Could not find the appender class: " + appender.getType(), ex);
} catch (LinkageError ex) {
throw new IllegalArgumentException(
"Could load the appender class: " + appender.getType(), ex);
}
String base = "log4j.appender." + id;
log4JProperties.setProperty(base, appender.getType());
log4JProperties.setProperty(base + ".threshold", appender.getThreshold());
log4JProperties.setProperty(base + ".layout", "org.apache.log4j.PatternLayout");
log4JProperties.setProperty(
base + ".layout.conversionPattern", appender.getConversionPattern());
Enumeration e = appender.getProperties().keys();
while (e.hasMoreElements()) {
String key = e.nextElement().toString();
log4JProperties.setProperty(base + "." + key, appender.getProperty(key));
if ("file".equals(key)) {
File logFile = new File(appender.getProperty(key));
File logDir = logFile.getParentFile();
if (!logDir.exists()) {
logDir.mkdirs();
}
}
}
configuredAppenders.put(id, appender);
}
if (defaultAppender == null) {
if (configuredAppenders.size() == 1) {
defaultAppender = ((Appender) appenders.get(0)).getId();
} else {
throw new IllegalArgumentException(
"A default appender must be specified when having several appenders.");
}
} else {
StringTokenizer tokenizer = new StringTokenizer(defaultAppender, ",");
while (tokenizer.hasMoreTokens()) {
String appender = tokenizer.nextToken();
if (!configuredAppenders.containsKey(appender)) {
throw new IllegalArgumentException(
"Could not find the default appender: '" + defaultAppender + "'.");
}
}
}
}
if (levels != null && levels.size() > 0) {
for (Iterator it = levels.iterator(); it.hasNext(); ) {
Level level = (Level) it.next();
log4JProperties.put("log4j.logger." + level.getHierarchy(), level.getLevel());
}
}
if (getThresholdAsString() == null) {
throw new IllegalArgumentException("INTERNAL ERROR: The threshold must be set.");
}
if (defaultAppender == null) {
throw new IllegalArgumentException("INTERNAL ERROR: The default appender must be set.");
}
log4JProperties.setProperty("log4j.rootLogger", getThresholdAsString() + "," + defaultAppender);
}
