Android Log工具类，Toast工具类，获取当前方法名称

Log新晋工具方法

 

public class LgqLog {

    private static boolean ifShow=true;

    private static int sCurrentLogLevel = Log.DEBUG;
    private static String sPrefix = null;

    @IntDef({ Log.VERBOSE, Log.DEBUG, Log.INFO, Log.WARN, Log.ERROR })
    @Retention(RetentionPolicy.SOURCE)
    public @interface LogLevel {
    }

    public static void setIfShow(boolean b){
        ifShow = b;
    }

    /**
     * 初始化LogPlus，可选
     *
     * @param prefix Tag前缀，可以防止 RIL，IMS，AT，GSM，STK，CDMA，SMS 开头的log不会被打印
     * @param logLevel 打log等级
     */
    public static void init(String prefix, @com.licheedev.myutils.LogPlus.LogLevel int logLevel) {
        if (prefix != null) {
            prefix = prefix.trim();
            if (prefix.length() > 0) {
                sPrefix = prefix;
            }
        }
        sCurrentLogLevel = logLevel;
    }

    public static void v(@Nullable String tag, String msg, @Nullable Throwable tr) {
        log(Log.VERBOSE, tag, msg, tr);
    }

    public static void v(@Nullable String tag, String msg) {
        log(Log.VERBOSE, tag, msg, null);
    }

    public static void v(String msg, @Nullable Throwable tr) {
        log(Log.VERBOSE, null, msg, tr);
    }

    public static void v(String msg) {
        log(Log.VERBOSE, null, msg, null);
    }

    public static void d(@Nullable String tag, String msg, @Nullable Throwable tr) {
        log(Log.DEBUG, tag, msg, tr);
    }

    public static void d(@Nullable String tag, String msg) {
        log(Log.DEBUG, tag, msg, null);
    }

    public static void d(String msg, @Nullable Throwable tr) {
        log(Log.DEBUG, null, msg, tr);
    }

    public static void d(String msg) {
        if (ifShow)
        log(Log.DEBUG, null, "lgq-----  "+msg, null);
    }

    public static void i(@Nullable String tag, String msg, @Nullable Throwable tr) {
        log(Log.INFO, tag, msg, tr);
    }

    public static void i(@Nullable String tag, String msg) {
        log(Log.INFO, tag, msg, null);
    }

    public static void i(String msg, @Nullable Throwable tr) {
        log(Log.INFO, null, msg, tr);
    }

    public static void i(String msg) {
        if (ifShow)
        log(Log.INFO, null,"lgq-----  "+msg, null);
    }

    public static void w(@Nullable String tag, String msg, @Nullable Throwable tr) {
        log(Log.WARN, tag, msg, tr);
    }

    public static void w(@Nullable String tag, String msg) {
        log(Log.WARN, tag, msg, null);
    }

    public static void w(String msg, @Nullable Throwable tr) {
        log(Log.WARN, null, msg, tr);
    }

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

    public static void e(@Nullable String tag, String msg, @Nullable Throwable tr) {
        log(Log.ERROR, tag, msg, tr);
    }

    public static void e(@Nullable String tag, String msg) {
        log(Log.ERROR, tag, msg, null);
    }

    public static void e(String msg, @Nullable Throwable tr) {
        log(Log.ERROR, null, msg, tr);
    }

    public static void e(String msg) {
        if (ifShow)
        log(Log.ERROR, null, "lgq-----  "+msg, null);
    }

    private static void log(int logLevel, String tag, String msg, Throwable tr) {

        if (logLevel < sCurrentLogLevel) {
            return;
        }
        StackTraceElement e = Thread.currentThread().getStackTrace()[4];
        String fileName = e.getFileName();
        int lineNum = e.getLineNumber();
        String methodName = e.getMethodName();

        StringBuilder sb = new StringBuilder();

        sb.append(methodName)
                .append('(')
                .append(fileName)
                .append(':')
                .append(lineNum)
                .append(')')
                .append(msg);

        msg = sb.toString();

        sb.delete(0, sb.length());

        // 注意，如果tag是"IMS"开头的(还有其他)，log会不打印，所以加个"前缀_"
        // 参考这里 http://stackoverflow.com/a/36469141/5324526
        if (sPrefix != null) {
            sb.append(sPrefix).append('_');
        }

        if (tag == null || tag.length() == 0 || tag.trim().length() == 0) {
            String className = e.getClassName();
            int index = className.lastIndexOf('.') + 1;
            sb.append(className, index, className.length());
        } else {
            sb.append(tag);
        }

        tag = sb.toString();

        if (tr == null) {
            switch (logLevel) {
                case Log.VERBOSE:
                    Log.v(tag, msg);
                    break;
                case Log.DEBUG:
                    Log.d(tag, msg);
                    break;
                case Log.INFO:
                    Log.i(tag, msg);
                    break;
                case Log.WARN:
                    Log.w(tag, msg);
                    break;
                case Log.ERROR:
                    Log.e(tag, msg);
                    break;
            }
        } else {
            switch (logLevel) {
                case Log.VERBOSE:
                    Log.v(tag, msg, tr);
                    break;
                case Log.DEBUG:
                    Log.d(tag, msg, tr);
                    break;
                case Log.INFO:
                    Log.i(tag, msg, tr);
                    break;
                case Log.WARN:
                    Log.w(tag, msg, tr);
                    break;
                case Log.ERROR:
                    Log.e(tag, msg, tr);
                    break;
            }
        }
    }
}

全局常量

public static final String IN_RUNNING = "IN_RUNNING";
public static final String END_RUNNING = "END_RUNNING";

 

Toast工具类

public class ToastUtils {

    private static Toast sToast;

    //即时消息
    public static void show(Context context, String msg) {
        //判断是否第一次弹窗
        if (sToast==null)
        sToast = Toast.makeText(context, msg, Toast.LENGTH_SHORT);
        else
            sToast.setText(msg);
        sToast.show();
    }


}

 Log工具类

/**
 * 作者：created by meixi
 * 邮箱：15913707499@163.com
 * 日期：2019/4/17 10
 */
public class LgqLogutil {

    private static boolean ifShow=true;


    public static void setIfShow(boolean b){
        ifShow = b;
    }


    public static void i(String string){
        StackTraceElement[] s = Thread.currentThread().getStackTrace();
        String methodName = s[3].getMethodName();
        if (ifShow)
        Log.i("lgq",methodName+"----"+string);
    }

    public static void e(String string){
        StackTraceElement[] s = Thread.currentThread().getStackTrace();
        String methodName = s[3].getMethodName();
        if (ifShow)
            Log.e("lgq",methodName+"----"+string);
    }

}

 

获取当前方法名称：

 代码：

 

        StackTraceElement[] s = Thread.currentThread().getStackTrace();
        String methodName = s[3].getMethodName();
        LgqLogutil.i(methodName);
//        LgqLogutil.setIfShow(false);
        LgqLogutil.e(methodName);

04-17 10:22:43.521 20009-20009/? I/lgq: onResume----callActivityOnResume
04-17 10:22:43.522 20009-20009/? E/lgq: onResume----callActivityOnResume