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Android常用开发工具类汇总

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在开发中使用一些工具类,能让代码更加简洁,开发效率也更高,下面是我收集的Android中常用的一些开发工具类,如果大家有更好的工具,欢迎私信我。

数据管理的工具类,清理缓存数据

[java] view plaincopy

    import java.io.File;  
    import java.math.BigDecimal;  

    import android.content.Context;  
    import android.os.Environment;  
    import android.text.TextUtils;  

    /** 
     * 本应用数据清除管理器 
     *  
     *  
     */  
    public class DataCleanManager {  
        /** 
         * * 清除本应用内部缓存(/data/data/com.xxx.xxx/cache) * * 
         *  
         * @param context 
         */  
        public static void cleanInternalCache(Context context) {  
            deleteFilesByDirectory(context.getCacheDir());  
        }  

        /** 
         * * 清除本应用所有数据库(/data/data/com.xxx.xxx/databases) * * 
         *  
         * @param context 
         */  
        public static void cleanDatabases(Context context) {  
            deleteFilesByDirectory(new File("/data/data/"  
                    + context.getPackageName() + "/databases"));  
        }  

        /** 
         * * 清除本应用SharedPreference(/data/data/com.xxx.xxx/shared_prefs) * 
         *  
         * @param context 
         */  
        public static void cleanSharedPreference(Context context) {  
            deleteFilesByDirectory(new File("/data/data/"  
                    + context.getPackageName() + "/shared_prefs"));  
        }  

        /** 
         * * 按名字清除本应用数据库 * * 
         *  
         * @param context 
         * @param dbName 
         */  
        public static void cleanDatabaseByName(Context context, String dbName) {  
            context.deleteDatabase(dbName);  
        }  

        /** 
         * * 清除/data/data/com.xxx.xxx/files下的内容 * * 
         *  
         * @param context 
         */  
        public static void cleanFiles(Context context) {  
            deleteFilesByDirectory(context.getFilesDir());  
        }  

        /** 
         * * 清除外部cache下的内容(/mnt/sdcard/android/data/com.xxx.xxx/cache) 
         *  
         * @param context 
         */  
        public static void cleanExternalCache(Context context) {  
            if (Environment.getExternalStorageState().equals(  
                    Environment.MEDIA_MOUNTED)) {  
                deleteFilesByDirectory(context.getExternalCacheDir());  
            }  
        }  

        /** 
         * * 清除自定义路径下的文件,使用需小心,请不要误删。而且只支持目录下的文件删除 * * 
         *  
         * @param filePath 
         * */  
        public static void cleanCustomCache(String filePath) {  
            deleteFilesByDirectory(new File(filePath));  
        }  

        /** 
         * * 清除本应用所有的数据 * * 
         *  
         * @param context 
         * @param filepath 
         */  
        public static void cleanApplicationData(Context context, String... filepath) {  
            cleanInternalCache(context);  
            cleanExternalCache(context);  
            cleanDatabases(context);  
            cleanSharedPreference(context);  
            cleanFiles(context);  
            if (filepath == null) {  
                return;  
            }  
            for (String filePath : filepath) {  
                cleanCustomCache(filePath);  
            }  
        }  

        /** 
         * * 删除方法 这里只会删除某个文件夹下的文件,如果传入的directory是个文件,将不做处理 * * 
         *  
         * @param directory 
         */  
        private static void deleteFilesByDirectory(File directory) {  
            if (directory.isFile()) {  
                directory.delete();  
            } else if (directory != null && directory.exists()  
                    && directory.isDirectory()) {  
                for (File item : directory.listFiles()) {  
                    deleteFilesByDirectory(item);  
                }  
            }  
        }  

        // 获取文件  
        // Context.getExternalFilesDir() --> SDCard/Android/data/你的应用的包名/files/  
        // 目录,一般放一些长时间保存的数据  
        // Context.getExternalCacheDir() -->  
        // SDCard/Android/data/你的应用包名/cache/目录,一般存放临时缓存数据  
        public static long getFolderSize(File file) throws Exception {  
            long size = 0;  
            try {  
                File[] fileList = file.listFiles();  
                for (int i = 0; i < fileList.length; i++) {  
                    // 如果下面还有文件  
                    if (fileList[i].isDirectory()) {  
                        size = size + getFolderSize(fileList[i]);  
                    } else {  
                        size = size + fileList[i].length();  
                    }  
                }  
            } catch (Exception e) {  
                e.printStackTrace();  
            }  
            return size;  
        }  

        /** 
         * 删除指定目录下文件及目录 
         *  
         * @param deleteThisPath 
         * @param filepath 
         * @return 
         */  
        public static void deleteFolderFile(String filePath, boolean deleteThisPath) {  
            if (!TextUtils.isEmpty(filePath)) {  
                try {  
                    File file = new File(filePath);  
                    if (file.isDirectory()) {// 如果下面还有文件  
                        File files[] = file.listFiles();  
                        for (int i = 0; i < files.length; i++) {  
                            deleteFolderFile(files[i].getAbsolutePath(), true);  
                        }  
                    }  
                    if (deleteThisPath) {  
                        if (!file.isDirectory()) {// 如果是文件,删除  
                            file.delete();  
                        } else {// 目录  
                            if (file.listFiles().length == 0) {// 目录下没有文件或者目录,删除  
                                file.delete();  
                            }  
                        }  
                    }  
                } catch (Exception e) {  
                    e.printStackTrace();  
                }  
            }  
        }  

        /** 
         * 格式化单位 
         *  
         * @param size 
         * @return 
         */  
        public static String getFormatSize(double size) {  
            double kiloByte = size / 1024;  
            if (kiloByte < 1) {  
                return size + "Byte";  
            }  

            double megaByte = kiloByte / 1024;  
            if (megaByte < 1) {  
                BigDecimal result1 = new BigDecimal(Double.toString(kiloByte));  
                return result1.setScale(2, BigDecimal.ROUND_HALF_UP)  
                        .toPlainString() + "KB";  
            }  

            double gigaByte = megaByte / 1024;  
            if (gigaByte < 1) {  
                BigDecimal result2 = new BigDecimal(Double.toString(megaByte));  
                return result2.setScale(2, BigDecimal.ROUND_HALF_UP)  
                        .toPlainString() + "MB";  
            }  

            double teraBytes = gigaByte / 1024;  
            if (teraBytes < 1) {  
                BigDecimal result3 = new BigDecimal(Double.toString(gigaByte));  
                return result3.setScale(2, BigDecimal.ROUND_HALF_UP)  
                        .toPlainString() + "GB";  
            }  
            BigDecimal result4 = new BigDecimal(teraBytes);  
            return result4.setScale(2, BigDecimal.ROUND_HALF_UP).toPlainString()  
                    + "TB";  
        }  

        public static String getCacheSize(File file) throws Exception {  
            return getFormatSize(getFolderSize(file));  
        }  

    }  

手机号,邮箱,身份证校验工具类

[java] view plaincopy

    import java.util.HashMap;  
    import java.util.regex.Matcher;  
    import java.util.regex.Pattern;  

    public class VerificationUtils {  

        private final static Pattern emailer = Pattern  
                .compile("\\w+([-+.]\\w+)*@\\w+([-.]\\w+)*\\.\\w+([-.]\\w+)*");  
        private static String _codeError;  
        // wi =2(n-1)(mod 11)  
        final static int[] wi = { 7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4,  
                2, 1 };  
        // verify digit  
        final static int[] vi = { 1, 0, 'X', 9, 8, 7, 6, 5, 4, 3, 2 };  
        private static int[] ai = new int[18];  
        private static String[] _areaCode = { "11", "12", "13", "14", "15", "21",  
                "22", "23", "31", "32", "33", "34", "35", "36", "37", "41", "42",  
                "43", "44", "45", "46", "50", "51", "52", "53", "54", "61", "62",  
                "63", "64", "65", "71", "81", "82", "91" };  
        private static HashMap<String, Integer> dateMap;  
        private static HashMap<String, String> areaCodeMap;  
        static {  
            dateMap = new HashMap<String, Integer>();  
            dateMap.put("01", 31);  
            dateMap.put("02", null);  
            dateMap.put("03", 31);  
            dateMap.put("04", 30);  
            dateMap.put("05", 31);  
            dateMap.put("06", 30);  
            dateMap.put("07", 31);  
            dateMap.put("08", 31);  
            dateMap.put("09", 30);  
            dateMap.put("10", 31);  
            dateMap.put("11", 30);  
            dateMap.put("12", 31);  
            areaCodeMap = new HashMap<String, String>();  
            for (String code : _areaCode) {  
                areaCodeMap.put(code, null);  
            }  
        }  

        /** 
         * 验证手机号 
         *  
         * @param str 
         * @return 
         */  
        public static boolean isMobile(String str) {  
            Pattern p = null;  
            Matcher m = null;  
            boolean b = false;  
            p = Pattern.compile("^[1][3,4,5,8,7][0-9]{9}$");  
            // p = Pattern.compile("^((13[0-9])|(15[^4,\\D])|(18[0,5-9]))\\d{8}$");  
            m = p.matcher(str);  
            b = m.matches();  
            return b;  
        }  

        /** 
         * 验证邮箱 
         *  
         * @param email 
         * @return 
         */  
        public static boolean isEmail(String email) {  
            if (email == null || email.trim().length() == 0)  
                return false;  
            return emailer.matcher(email).matches();  
        }  

        public static boolean isEmpty(String input) {  
            if (input == null || "".equals(input))  
                return true;  

            for (int i = 0; i < input.length(); i++) {  
                char c = input.charAt(i);  
                if (c != ' ' && c != '\t' && c != '\r' && c != '\n') {  
                    return false;  
                }  
            }  
            return true;  
        }  

        /** 
         * 验证位数 
         * @param code 
         * @return 
         */  
        public static boolean verifyLength(String code) {  
            int length = code.length();  
            if (length == 15 || length == 18) {  
                return true;  
            } else {  
                return false;  
            }  
        }  

        /** 
         * 验证省区 
         * @param code 
         * @return 
         */  
        public static boolean verifyAreaCode(String code) {  
            String areaCode = code.substring(0, 2);  
            if (areaCodeMap.containsKey(areaCode)) {  
                return true;  
            } else {  
                return false;  
            }  
        }  

        /** 
         * 验证生日 
         * @param code 
         * @return 
         */  
        public static boolean verifyBirthdayCode(String code) {  
            String month = code.substring(10, 12);  
            boolean isEighteenCode = (18 == code.length());  
            if (!dateMap.containsKey(month)) {  
                return false;  
            }  
            String dayCode = code.substring(12, 14);  
            Integer day = dateMap.get(month);  
            String yearCode = code.substring(6, 10);  
            Integer year = Integer.valueOf(yearCode);  

            if (day != null) {  
                if (Integer.valueOf(dayCode) > day || Integer.valueOf(dayCode) < 1) {  
                    return false;  
                }  
            } else {  
                if ((year % 4 == 0 && year % 100 != 0) || (year % 400 == 0)) {  
                    if (Integer.valueOf(dayCode) > 29  
                            || Integer.valueOf(dayCode) < 1) {  
                        return false;  
                    }  
                } else {  
                    if (Integer.valueOf(dayCode) > 28  
                            || Integer.valueOf(dayCode) < 1) {  
                        return false;  
                    }  
                }  
            }  
            return true;  
        }  

        public static boolean containsAllNumber(String code) {  
            String str = "";  
            if (code.length() == 15) {  
                str = code.substring(0, 15);  
            } else if (code.length() == 18) {  
                str = code.substring(0, 17);  
            }  
            char[] ch = str.toCharArray();  
            for (int i = 0; i < ch.length; i++) {  
                if (!(ch[i] >= '0' && ch[i] <= '9')) {  
                    return false;  
                }  
            }  
            return true;  
        }  



        public static boolean verify(String idcard) {  
            if (!verifyLength(idcard)) {  
                return false;  
            }  
            if (!containsAllNumber(idcard)) {  
                return false;  
            }  

            String eifhteencard = "";  
            if (idcard.length() == 15) {  
                eifhteencard = uptoeighteen(idcard);  
            } else {  
                eifhteencard = idcard;  
            }  
            if (!verifyAreaCode(eifhteencard)) {  
                return false;  
            }  
            if (!verifyBirthdayCode(eifhteencard)) {  
                return false;  
            }  
            if (!verifyMOD(eifhteencard)) {  
                return false;  
            }  
            return true;  
        }  

        public static boolean verifyMOD(String code) {  
            String verify = code.substring(17, 18);  
            if ("x".equals(verify)) {  
                code = code.replaceAll("x", "X");  
                verify = "X";  
            }  
            String verifyIndex = getVerify(code);  
            if (verify.equals(verifyIndex)) {  
                return true;  
            }  
            // int x=17;  
            // if(code.length()==15){  
            // x=14;  
            // }  
            return false;  
        }  

        public static String getVerify(String eightcardid) {  
            int remaining = 0;  

            if (eightcardid.length() == 18) {  
                eightcardid = eightcardid.substring(0, 17);  
            }  

            if (eightcardid.length() == 17) {  
                int sum = 0;  
                for (int i = 0; i < 17; i++) {  
                    String k = eightcardid.substring(i, i + 1);  
                    ai[i] = Integer.parseInt(k);  
                }  

                for (int i = 0; i < 17; i++) {  
                    sum = sum + wi[i] * ai[i];  
                }  
                remaining = sum % 11;  
            }  

            return remaining == 2 ? "X" : String.valueOf(vi[remaining]);  
        }  

        public static String uptoeighteen(String fifteencardid) {  
            String eightcardid = fifteencardid.substring(0, 6);  
            eightcardid = eightcardid + "19";  
            eightcardid = eightcardid + fifteencardid.substring(6, 15);  
            eightcardid = eightcardid + getVerify(eightcardid);  
            return eightcardid;  
        }  
    }  

sharedPreferences封装工具类

[java] view plaincopy

    import android.content.Context;  
    import android.content.SharedPreferences;  
    import android.content.SharedPreferences.Editor;  

    public class SharedPreferencesUtil {  
        /** 
         * 保存在手机里面的文件名 
         */  
        private static final String SP_NAME = "sp_name";  

        public static void setStringParam(Context context, String key, String value) {  
            SharedPreferences sp = context.getSharedPreferences(SP_NAME,  
                    Context.MODE_PRIVATE);  
            Editor edit = sp.edit();  
            edit.putString(key, value);  
            edit.commit();  
            key = null;  
            value = null;  
            edit = null;  
            sp = null;  
            context = null;  
        }  

        /** 
         * 保存字符串数据类型 
         *  
         * @param context 
         * @param keys 
         * @param values 
         */  
        public static void setStringParams(Context context, String[] keys,  
                String[] values) {  
            SharedPreferences sp = context.getSharedPreferences(SP_NAME,  
                    Context.MODE_PRIVATE);  
            Editor edit = sp.edit();  
            for (int i = 0; i < keys.length; i++) {  
                edit.putString(keys[i], values[i]);  
            }  
            keys = null;  
            values = null;  
            edit.commit();  
            edit = null;  
            sp = null;  
            context = null;  
        }  

        /** 
         * 保存所有数据类型 保存数据的方法,我们需要拿到保存数据的具体类型,然后根据类型调用不同的保存方法 
         *  
         * @param context 
         * @param key 
         * @param object 
         */  
        public static void setParam(Context context, String key, Object object) {  

            String type = object.getClass().getSimpleName();  
            SharedPreferences sp = context.getSharedPreferences(SP_NAME,  
                    Context.MODE_PRIVATE);  
            SharedPreferences.Editor editor = sp.edit();  

            if ("String".equals(type)) {  
                editor.putString(key, (String) object);  
            } else if ("Integer".equals(type)) {  
                editor.putInt(key, (Integer) object);  
            } else if ("Boolean".equals(type)) {  
                editor.putBoolean(key, (Boolean) object);  
            } else if ("Float".equals(type)) {  
                editor.putFloat(key, (Float) object);  
            } else if ("Long".equals(type)) {  
                editor.putLong(key, (Long) object);  
            }  

            key = null;  
            object = null;  
            editor.commit();  
            editor = null;  
            sp = null;  
            context = null;  
        }  

        /** 
         * 得到保存数据的方法,我们根据默认值得到保存的数据的具体类型,然后调用相对于的方法获取值 
         *  
         * @param context 
         * @param key 
         * @param defaultObject 
         * @return 
         */  
        public static Object getParam(Context context, String key,  
                Object defaultObject) {  
            String type = defaultObject.getClass().getSimpleName();  
            SharedPreferences sp = context.getSharedPreferences(SP_NAME,  
                    Context.MODE_PRIVATE);  

            if ("String".equals(type)) {  
                return sp.getString(key, (String) defaultObject);  
            } else if ("Integer".equals(type)) {  
                return sp.getInt(key, (Integer) defaultObject);  
            } else if ("Boolean".equals(type)) {  
                return sp.getBoolean(key, (Boolean) defaultObject);  
            } else if ("Float".equals(type)) {  
                return sp.getFloat(key, (Float) defaultObject);  
            } else if ("Long".equals(type)) {  
                return sp.getLong(key, (Long) defaultObject);  
            }  

            return null;  
        }  

    }  

Service工具类

[java] view plaincopy

    import java.util.List;  

    import android.app.ActivityManager;  
    import android.content.Context;  

    /** 
     * 服务是否运行检测帮助类 
     *  
     */  
    public class ServiceUtil {  

        /** 
         * 判断服务是否后台运行 
         *  
         * @param context 
         *            Context 
         * @param className 
         *            判断的服务名字 
         * @return true 在运行 false 不在运行 
         */  
        public static boolean isServiceRun(Context mContext, String className) {  
            boolean isRun = false;  
            ActivityManager activityManager = (ActivityManager) mContext  
                    .getSystemService(Context.ACTIVITY_SERVICE);  
            List<ActivityManager.RunningServiceInfo> serviceList = activityManager  
                    .getRunningServices(40);  
            int size = serviceList.size();  
            for (int i = 0; i < size; i++) {  
                if (serviceList.get(i).service.getClassName().equals(className) == true) {  
                    isRun = true;  
                    break;  
                }  
            }  
            return isRun;  
        }  

    }  

Log日志工具类

[java] view plaincopy

    import android.util.Log;  

    /** 
     * Log显示工具类 
     */  
    public class LogUtil {  

        /** 
         * 开发 
         */  
        private final static int DEVELOP = 0;  

        /** 
         * 测试 
         */  
        private final static int TEST = 1;  

        /** 
         * 上线 
         */  
        private final static int ONLINE = 2;  

        /** 
         * 当前状态 
         */  
        private final static int NOWSTATE = DEVELOP;  

        public static void info(String msg) {  
            info("volunteer", msg);  
        }  

        public static void info(String TAG, String msg) {  
            switch (NOWSTATE) {  
            case DEVELOP:  
                Log.i(TAG, "develop:---" + msg);  
                break;  
            case TEST:  
                Log.i(TAG, "test:---" + msg);  
                break;  
            case ONLINE:  

                break;  

            }  
        }  
    }  

MD5 加密工具类

[java] view plaincopy

    public final class MD5Utils {  
        private static final char Digit[] = {  
            '0', '1', '2', '3', '4', '5', '6', '7', '8', '9',   
            'a', 'b', 'c', 'd', 'e', 'f'  
        };  
        private static final byte PADDING[] = {  
            -128, 0, 0, 0, 0, 0, 0, 0, 0, 0,   
            0, 0, 0, 0, 0, 0, 0, 0, 0, 0,   
            0, 0, 0, 0, 0, 0, 0, 0, 0, 0,   
            0, 0, 0, 0, 0, 0, 0, 0, 0, 0,   
            0, 0, 0, 0, 0, 0, 0, 0, 0, 0,   
            0, 0, 0, 0, 0, 0, 0, 0, 0, 0,   
            0, 0, 0, 0  
        };  
        private static long state[] = new long[4];  
        private static long count[] = new long[2];  
        private static byte buffer[] = new byte[64];  
        private static String digestHexStr;  
        private static byte digest[] = new byte[16];  

        private MD5Utils() {  
        }  

        /** 
         * 没有加盐 小写输出 
         * @param s 
         * @return 
         */  
        public static String toMD5(String s) {  
            md5Init();  
            md5Update(s.getBytes(), s.length());  
            md5Final();  
            digestHexStr = "";  
            for(int i = 0; i < 16; i++)  
                digestHexStr = digestHexStr + byteHEX(digest[i]);  

            return digestHexStr;  
        }  

        private static void md5Init() {  
            count[0] = 0L;  
            count[1] = 0L;  
            state[0] = 0x67452301L;  
            state[1] = 0xefcdab89L;  
            state[2] = 0x98badcfeL;  
            state[3] = 0x10325476L;  
        }  



        private static long F(long x, long y, long z) {  
            return (x & y) | ((~x) & z);   
        }  

        private static long G(long x, long y, long z) {  
            return (x & z) | (y & (~z));   
        }  

        private static long H(long x, long y, long z) {  
            return x ^ y ^ z;  
        }  

        private static long I(long x, long y, long z) {  
            return y ^ (x | (~z));  
        }  

        private static long FF(long l, long l1, long l2, long l3,   
                long l4, long l5, long l6) {  
            l += F(l1, l2, l3) + l4 + l6;  
            l = (int)l << (int)l5 | (int)l >>> (int)(32L - l5);  
            l += l1;  
            return l;  
        }  

        private static long GG(long l, long l1, long l2, long l3,   
                long l4, long l5, long l6) {  
            l += G(l1, l2, l3) + l4 + l6;  
            l = (int)l << (int)l5 | (int)l >>> (int)(32L - l5);  
            l += l1;  
            return l;  
        }  

        private static long HH(long l, long l1, long l2, long l3,   
                long l4, long l5, long l6) {  
            l += H(l1, l2, l3) + l4 + l6;  
            l = (int)l << (int)l5 | (int)l >>> (int)(32L - l5);  
            l += l1;  
            return l;  
        }  

        private static long II(long l, long l1, long l2, long l3,   
                long l4, long l5, long l6) {  
            l += I(l1, l2, l3) + l4 + l6;  
            l = (int)l << (int)l5 | (int)l >>> (int)(32L - l5);  
            l += l1;  
            return l;  
        }  

        private static void md5Update(byte abyte0[], int i) {  
            byte abyte1[] = new byte[64];  
            int k = (int)(count[0] >>> 3) & 0x3f;  
            if ((count[0] += i << 3) < (long)(i << 3))  
                count[1]++;  
            count[1] += i >>> 29;  
            int l = 64 - k;  
            int j;  
            if (i >= l) {  
                md5Memcpy(buffer, abyte0, k, 0, l);  
                md5Transform(buffer);  
                for(j = l; j + 63 < i; j += 64) {  
                    md5Memcpy(abyte1, abyte0, 0, j, 64);  
                    md5Transform(abyte1);  
                }  
                k = 0;  
            } else {  
                j = 0;  
            }  
            md5Memcpy(buffer, abyte0, k, j, i - j);  
        }  

        private static void md5Final() {  
            byte abyte0[] = new byte[8];  
            Encode(abyte0, count, 8);  
            int i = (int)(count[0] >>> 3) & 0x3f;  
            int j = i >= 56 ? 120 - i : 56 - i;  
            md5Update(PADDING, j);  
            md5Update(abyte0, 8);  
            Encode(digest, state, 16);  
        }  

        private static void md5Memcpy(byte abyte0[], byte abyte1[], int i, int j, int k) {  
            for(int l = 0; l < k; l++)  
                abyte0[i + l] = abyte1[j + l];  
        }  

        private static void md5Transform(byte abyte0[]) {  
            long l = state[0];  
            long l1 = state[1];  
            long l2 = state[2];  
            long l3 = state[3];  
            long al[] = new long[16];  
            Decode(al, abyte0, 64);  
            l = FF(l, l1, l2, l3, al[0], 7L, 0xd76aa478L);  
            l3 = FF(l3, l, l1, l2, al[1], 12L, 0xe8c7b756L);  
            l2 = FF(l2, l3, l, l1, al[2], 17L, 0x242070dbL);  
            l1 = FF(l1, l2, l3, l, al[3], 22L, 0xc1bdceeeL);  
            l = FF(l, l1, l2, l3, al[4], 7L, 0xf57c0fafL);  
            l3 = FF(l3, l, l1, l2, al[5], 12L, 0x4787c62aL);  
            l2 = FF(l2, l3, l, l1, al[6], 17L, 0xa8304613L);  
            l1 = FF(l1, l2, l3, l, al[7], 22L, 0xfd469501L);  
            l = FF(l, l1, l2, l3, al[8], 7L, 0x698098d8L);  
            l3 = FF(l3, l, l1, l2, al[9], 12L, 0x8b44f7afL);  
            l2 = FF(l2, l3, l, l1, al[10], 17L, 0xffff5bb1L);  
            l1 = FF(l1, l2, l3, l, al[11], 22L, 0x895cd7beL);  
            l = FF(l, l1, l2, l3, al[12], 7L, 0x6b901122L);  
            l3 = FF(l3, l, l1, l2, al[13], 12L, 0xfd987193L);  
            l2 = FF(l2, l3, l, l1, al[
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