debug.java

短信发送

/**
 * Created at Nov 19, 2008
 */
package com.jdev.util;

import java.io.PrintStream;
import java.io.PrintWriter;
import java.text.DateFormat;

import org.apache.log4j.Category;
import org.apache.log4j.Logger;
import org.apache.log4j.Priority;

/**
 * <p>Title: Debug</p>
 * <p>Description: </p>
 * @author Lawrence
 * @version 1.0
 */
@SuppressWarnings("deprecation")
public final class Debug {
	public static boolean useLog4J = false;
	@SuppressWarnings("unused")
	private static Logger logger = null;
	static DateFormat dateFormat = DateFormat.getDateTimeInstance(
			DateFormat.SHORT, DateFormat.MEDIUM);

	//    private final static PropsUtil propsUtil = PropsUtil.getInstance();

	public static final int ALWAYS = 0;
	public static final int VERBOSE = 1;
	public static final int TIMING = 2;
	public static final int INFO = 3;
	public static final int IMPORTANT = 4;
	public static final int WARNING = 5;
	public static final int ERROR = 6;
	public static final int FATAL = 7;

	public static int conf_level = -1;

	public static final String[] levels = { "Always", "Verbose", "Timing",
			"Info", "Important", "Warning", "Error", "Fatal" };
	public static final String[] levelProps = { "", "print.verbose",
			"print.timing", "print.info", "print.important", "print.warning",
			"print.error", "print.fatal" };

	public static final Priority[] levelObjs = { Priority.INFO, Priority.DEBUG,
			Priority.DEBUG, Priority.INFO, Priority.INFO, Priority.WARN,
			Priority.ERROR, Priority.FATAL };

	protected static PrintStream printStream = System.out;
	protected static PrintWriter printWriter = new PrintWriter(printStream);

	static Category root = Category.getRoot();

	public static PrintStream getPrintStream() {
		return printStream;
	}

	public static void setPrintStream(PrintStream printStream) {
		Debug.printStream = printStream;
		Debug.printWriter = new PrintWriter(printStream);
	}

	public static PrintWriter getPrintWriter() {
		return printWriter;
	}

	public static Category getLogger(String module) {
		if (module != null && module.length() > 0) {
			return Category.getInstance(module);
		} else {
			return root;
		}
	}

	public static void log(int level, Throwable t, String msg, String module) {
		log(level, t, msg, module, "com.jdon.util.Debug");
	}

	public static int getConfLogLevel() {
		if (conf_level == -1) {
			try {
				String levelStrs = "1";//propsUtil.getProperty(PropsUtil.LOG);
				if (levelStrs != null) {
					conf_level = Integer.parseInt(levelStrs);
				}

				String log4jStrs = "false";//propsUtil.getProperty(PropsUtil.LOG4J);
				if (log4jStrs != null)
					if (log4jStrs.equalsIgnoreCase("true"))
						useLog4J = true;

			} catch (Exception e) {
				System.err.print("getLogLevel e");
				conf_level = 1;
				useLog4J = false;
			}
		}
		return conf_level;

	}

	public static void log(int level, Throwable t, String msg, String module,
			String callingClass) {

		if (level >= getConfLogLevel()) {
			if (useLog4J) {
				//                logger = Logger.getLogger(module);
				Category logger = getLogger(module);
				logger.log(callingClass, levelObjs[level], msg, t);
			} else {
				StringBuffer prefixBuf = new StringBuffer();
				prefixBuf.append(dateFormat.format(new java.util.Date()));
				prefixBuf.append(" [Debug");
				if (module != null) {
					prefixBuf.append(":");
					prefixBuf.append(module);
				}
				prefixBuf.append(":");
				prefixBuf.append(levels[level]);
				prefixBuf.append("] ");
				if (msg != null) {
					getPrintStream().print(prefixBuf.toString());
					getPrintStream().println(msg);
				}
				if (t != null) {
					getPrintStream().print(prefixBuf.toString());
					getPrintStream().println("Received throwable:");
					t.printStackTrace(getPrintStream());
				}
			}
		}
	}

	public static boolean isOn(int level) {
		return (level == Debug.ALWAYS);
	}

	public static void log(String msg) {
		log(Debug.ALWAYS, null, msg, null);
	}

	public static void log(String msg, String module) {
		log(Debug.ALWAYS, null, msg, module);
	}

	public static void log(Throwable t) {
		log(Debug.ALWAYS, t, null, null);
	}

	public static void log(Throwable t, String msg) {
		log(Debug.ALWAYS, t, msg, null);
	}

	public static void log(Throwable t, String msg, String module) {
		log(Debug.ALWAYS, t, msg, module);
	}

	public static boolean verboseOn() {
		return isOn(Debug.VERBOSE);
	}

	public static void logVerbose(String msg) {
		log(Debug.VERBOSE, null, msg, null);
	}

	public static void logVerbose(String msg, String module) {
		log(Debug.VERBOSE, null, msg, module);
	}

	public static void logVerbose(Throwable t) {
		log(Debug.VERBOSE, t, null, null);
	}

	public static void logVerbose(Throwable t, String msg) {
		log(Debug.VERBOSE, t, msg, null);
	}

	public static void logVerbose(Throwable t, String msg, String module) {
		log(Debug.VERBOSE, t, msg, module);
	}

	public static boolean timingOn() {
		return isOn(Debug.TIMING);
	}

	public static void logTiming(String msg) {
		log(Debug.TIMING, null, msg, null);
	}

	public static void logTiming(String msg, String module) {
		log(Debug.TIMING, null, msg, module);
	}

	public static void logTiming(Throwable t) {
		log(Debug.TIMING, t, null, null);
	}

	public static void logTiming(Throwable t, String msg) {
		log(Debug.TIMING, t, msg, null);
	}

	public static void logTiming(Throwable t, String msg, String module) {
		log(Debug.TIMING, t, msg, module);
	}

	public static boolean infoOn() {
		return isOn(Debug.INFO);
	}

	public static void logInfo(String msg) {
		log(Debug.INFO, null, msg, null);
	}

	public static void logInfo(String msg, String module) {
		log(Debug.INFO, null, msg, module);
	}

	public static void logInfo(Throwable t) {
		log(Debug.INFO, t, null, null);
	}

	public static void logInfo(Throwable t, String msg) {
		log(Debug.INFO, t, msg, null);
	}

	public static void logInfo(Throwable t, String msg, String module) {
		log(Debug.INFO, t, msg, module);
	}

	public static boolean importantOn() {
		return isOn(Debug.IMPORTANT);
	}

	public static void logImportant(String msg) {
		log(Debug.IMPORTANT, null, msg, null);
	}

	public static void logImportant(String msg, String module) {
		log(Debug.IMPORTANT, null, msg, module);
	}

	public static void logImportant(Throwable t) {
		log(Debug.IMPORTANT, t, null, null);
	}

	public static void logImportant(Throwable t, String msg) {
		log(Debug.IMPORTANT, t, msg, null);
	}

	public static void logImportant(Throwable t, String msg, String module) {
		log(Debug.IMPORTANT, t, msg, module);
	}

	public static boolean warningOn() {
		return isOn(Debug.WARNING);
	}

	public static void logWarning(String msg) {
		log(Debug.WARNING, null, msg, null);
	}

	public static void logWarning(String msg, String module) {
		log(Debug.WARNING, null, msg, module);
	}

	public static void logWarning(Throwable t) {
		log(Debug.WARNING, t, null, null);
	}

	public static void logWarning(Throwable t, String msg) {
		log(Debug.WARNING, t, msg, null);
	}

	public static void logWarning(Throwable t, String msg, String module) {
		log(Debug.WARNING, t, msg, module);
	}

	public static boolean errorOn() {
		return isOn(Debug.ERROR);
	}

	public static void logError(String msg) {
		log(Debug.ERROR, null, msg, null);
	}

	public static void logError(String msg, String module) {
		log(Debug.ERROR, null, msg, module);
	}

	public static void logError(Throwable t) {
		log(Debug.ERROR, t, null, null);
	}

	public static void logError(Throwable t, String msg) {
		log(Debug.ERROR, t, msg, null);
	}

	public static void logError(Throwable t, String msg, String module) {
		log(Debug.ERROR, t, msg, module);
	}

	public static boolean fatalOn() {
		return isOn(Debug.FATAL);
	}

	public static void logFatal(String msg) {
		log(Debug.FATAL, null, msg, null);
	}

	public static void logFatal(String msg, String module) {
		log(Debug.FATAL, null, msg, module);
	}

	public static void logFatal(Throwable t) {
		log(Debug.FATAL, t, null, null);
	}

	public static void logFatal(Throwable t, String msg) {
		log(Debug.FATAL, t, msg, null);
	}

	public static void logFatal(Throwable t, String msg, String module) {
		log(Debug.FATAL, t, msg, module);
	}

}