L.java

package com.onemore.karungguniapp.PhotoService;

/**
 * Created with IntelliJ IDEA.
 * User: gemengqin
 * Date: 10/29/13
 * Time: 10:57 PM
 * To change this template use File | Settings | File Templates.
 */


import android.util.Log;

/**
 * "Less-word" analog of Android {@link Log logger}
 *
 * Based on Android-Universal-Image-Loader (https://github.com/nostra13/Android-Universal-Image-Loader)
 */
public final class L {

    private static final String LOG_FORMAT = "%1$s\n%2$s";
    private static String logTag = "uninitialized";

    private L() {
    }

    public static void setTag(String tag) {
        logTag = tag;
    }

    public static void d(String message, Object... args) {
        log(Log.DEBUG, null, message, args);
    }

    public static void i(String message, Object... args) {
        log(Log.INFO, null, message, args);
    }

    public static void w(String message, Object... args) {
        log(Log.WARN, null, message, args);
    }

    public static void e(Throwable ex) {
        log(Log.ERROR, ex, null);
    }

    public static void e(String message, Object... args) {
        log(Log.ERROR, null, message, args);
    }

    public static void e(Throwable ex, String message, Object... args) {
        log(Log.ERROR, ex, message, args);
    }

    private static void log(int priority, Throwable ex, String message, Object... args) {
        if (args.length > 0) {
            message = String.format(message, args);
        }

        String log;
        if (ex == null) {
            log = message;
        } else {
            String logMessage = message == null ? ex.getMessage() : message;
            String logBody = Log.getStackTraceString(ex);
            log = String.format(LOG_FORMAT, logMessage, logBody);
        }
        Log.println(priority, logTag, log);
    }
}