Log.java

package com.yixia.camera.util;

public class Log {

	private static boolean gIsLog;
	private static final String TAG = "VCamera";

	public static void setLog(boolean isLog) {
		Log.gIsLog = isLog;
	}

	public static boolean getIsLog() {
		return gIsLog;
	}

	public static void d(String tag, String msg) {
		if (gIsLog) {
			android.util.Log.d(tag, msg);
		}
	}

	public static void d(String msg) {
		if (gIsLog) {
			android.util.Log.d(TAG, msg);
		}

	}

	/**
	 * Send a {@link #DEBUG} log message and log the exception.
	 * 
	 * @param tag
	 *            Used to identify the source of a log message. It usually
	 *            identifies the class or activity where the log call occurs.
	 * @param msg
	 *            The message you would like logged.
	 * @param tr
	 *            An exception to log
	 */
	public static void d(String tag, String msg, Throwable tr) {
		if (gIsLog) {
			android.util.Log.d(tag, msg, tr);
		}
	}

	public static void i(String tag, String msg) {
		if (gIsLog) {
			android.util.Log.i(tag, msg);
		}
	}

	/**
	 * Send a {@link #INFO} log message and log the exception.
	 * 
	 * @param tag
	 *            Used to identify the source of a log message. It usually
	 *            identifies the class or activity where the log call occurs.
	 * @param msg
	 *            The message you would like logged.
	 * @param tr
	 *            An exception to log
	 */
	public static void i(String tag, String msg, Throwable tr) {
		if (gIsLog) {
			android.util.Log.i(tag, msg, tr);
		}

	}

	/**
	 * Send an {@link #ERROR} log message.
	 * 
	 * @param tag
	 *            Used to identify the source of a log message. It usually
	 *            identifies the class or activity where the log call occurs.
	 * @param msg
	 *            The message you would like logged.
	 */
	public static void e(String tag, String msg) {
		if (gIsLog) {
			android.util.Log.e(tag, msg);
		}
	}

	public static void e(String msg) {
		if (gIsLog) {
			android.util.Log.e(TAG, msg);
		}
	}

	/**
	 * Send a {@link #ERROR} log message and log the exception.
	 * 
	 * @param tag
	 *            Used to identify the source of a log message. It usually
	 *            identifies the class or activity where the log call occurs.
	 * @param msg
	 *            The message you would like logged.
	 * @param tr
	 *            An exception to log
	 */
	public static void e(String tag, String msg, Throwable tr) {
		if (gIsLog) {
			android.util.Log.e(tag, msg, tr);
		}
	}

	public static void e(String msg, Throwable tr) {
		if (gIsLog) {
			android.util.Log.e(TAG, msg, tr);
		}
	}
}