Android Open Source - android-mvc-framework Base Util

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License

The source code is released under:
Apache License
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Java Source Code

package com.android_mvc.framework.common;
//from  www  . j  av a 2  s .  c  om
import com.android_mvc.framework.annotations.SuppressDebugLog;

import android.util.Log;

/**
 * ???????????
 * @author id:language_and_engineering
 *
 */
public class BaseUtil
{

    // ??????????????????????????????????
    private static final int DEBUG_STACK_INDEX = 5;


    // ??????????????????????????????????
    private static final int SUPPRESS_STACK_INDEX = 5;


    /**
     * ???????????????????????????????????????????????????
     */
    protected static String APP_TAG = "TODO:";


    /**
     * ??????????
     */
    protected static boolean DEBUGGING_FLAG;


    /**
     * ????????????????????????????
     */
    protected static boolean FORGET_PREFS_ON_DEBUG;


    /**
     * ?????????RDB????????????
     */
    protected static boolean FORGET_RDB_ON_DEBUG;



    // ----------------- ????


    /**
     * ?????????????
     */
    private static String getAppTag()
    {
        return APP_TAG;
    };
        // http://okwave.jp/qa/q3705267.html


    /**
     * ????????????
     */
    private static void setAppTag( String s )
    {
        APP_TAG = s;
    }


    /**
     * ???????????FW??????????????????????????????
     */
    public static void initAppTag( String s )
    {
        setAppTag( s );
    }


    // ----------------- ????


    /**
     *  Log.d??????
     */
    public static void d( String s )
    {
        // ????????????????????????????????????????????????????
        if( mustSuppressDebugLogByAnnotation() )
        {
            // ??
            return;
        }

        // TODO: ????????????????????????????????????????????????????????????????????


        // ?????????
        String output = "";

        // ???????????????????????????????????
        if( isDebuggingMode() )
        {
            // NOTE: ???????????????????????????????LogCat???????????????????????????????
            output += getCallerMethodInfoAsString() + " : \n  ";
        }

        output += s;
        Log.d( getAppTag(), output );
    }


    /**
     * ?????????????????????????????????
     */
    private static boolean mustSuppressDebugLogByAnnotation() {

        // ??????????
        Class<?> target_class = null;
        try {
            target_class = Class.forName( getTraceInfoByIndex( SUPPRESS_STACK_INDEX ).getClassName() );
        } catch (ClassNotFoundException e) {
            // ???????????
        }

        // ????????????????????????
        SuppressDebugLog ann = target_class.getAnnotation(SuppressDebugLog.class);
        if( ( ann != null ) && ann.value() ) // ???????????????true????????????????
        {
            return true;
        }
        else
        {
            return false;
        }
            // NOTE: ???????????????????????????????Android??????????????????????
            // @see http://d.hatena.ne.jp/Kazzz/20100110/p1
    }


    /**
     *  Log.w??????
     */
    public static void w( String s )
    {
        Log.w( getAppTag(), s );
    }


    /**
     *  Log.e??????
     */
    public static void e( String s )
    {
        Log.e( getAppTag(), s );
    }


    /**
     * ?????????????????????????????
     */
    private static String getCallerMethodInfoAsString()
    {
        StackTraceElement trace = getTraceInfoByIndex( DEBUG_STACK_INDEX );

        String class_name = trace.getClassName(); // FIXED:???????????????????????????????????
        String method_name = trace.getMethodName();
            // @see http://koteitan.seesaa.net/article/171393826.html
            // http://okwave.jp/qa/q6341313.html

        return class_name + "#" + method_name;
    }


    /**
     * ????????????????????????????
     */
    private static StackTraceElement getTraceInfoByIndex( int index )
    {
        return Thread.currentThread().getStackTrace()[ index ];
    }


    // ----------------- ???????


    /**
     * ????????????????????????????????
     */
    public static void initDebuggingMode( boolean b )
    {
        DEBUGGING_FLAG = b;
    }


    /**
     * ????????????????????????????????
     */
    public static boolean isDebuggingMode()
    {
        return DEBUGGING_FLAG;
    }


    /**
     * ????????????????????
     */
    public static void setForgetPrefOnDebug( boolean b )
    {
        FORGET_PREFS_ON_DEBUG = b;
    }


    /**
     * ?????????????????????
     */
    private static boolean mustForgetPrefIfDebug()
    {
        return FORGET_PREFS_ON_DEBUG;
    }


    /**
     * ??????????????????????????????????????????
     */
    public static boolean mustClearPrefsForDebug()
    {
        d("isDebuggingMode = " + isDebuggingMode() + ", mustForgetPrefIfDebug = " + mustForgetPrefIfDebug() );
        return isDebuggingMode() && mustForgetPrefIfDebug();
    }


    /**
     * ???RDB???????????
     */
    public static boolean mustForgetRdbIfDebug()
    {
        return FORGET_RDB_ON_DEBUG;
    }


    /**
     * ???RDB?????????
     */
    public static void setForgetRdbOnDebug( boolean b )
    {
        FORGET_RDB_ON_DEBUG = b;
    }


    /**
     * ???????????RDB????????????????????????
     */
    public static boolean mustClearRdbForDebug()
    {
        return isDebuggingMode() && mustForgetRdbIfDebug();
    }
}
Java Source Code List
