日志打印工具类

public class LogUtils {
//private static final int LOG_LEVEL = 6;
//我在这里做了调整，改成public，方便从外部设值，控制
public static int LOG_LEVEL = 6;

private static final int VERBOSE = 5;
private static final int DEBUG = 4;
private static final int INFO = 3;
private static final int WARN = 2;
private static final int ERROR = 1;

public static void v(String tag, String msg) {
if (LOG_LEVEL > VERBOSE) {
            Log.v(tag, msg);
        }
    }

public static void d(String tag, String msg) {
if (LOG_LEVEL > DEBUG) {
            Log.d(tag, msg);
        }
    }

public static void i(String tag, String msg) {
if (LOG_LEVEL > INFO) {
            Log.i(tag, msg);
        }
    }

public static void w(String tag, String msg) {
if (LOG_LEVEL > WARN) {
            Log.w(tag, msg);
        }
    }

public static void e(String tag, String msg) {
if (LOG_LEVEL > ERROR) {
            Log.e(tag, msg);
        }
    }
}