typechange.java

一个论坛程序

// Decompiled by Jad v1.5.8f. Copyright 2001 Pavel Kouznetsov.
// Jad home page: http://www.kpdus.com/jad.html
// Decompiler options: packimports(3) 
// Source File Name:   TypeChange.java

package com.gamvan.tools;

import java.util.HashMap;

public class TypeChange
{

    public TypeChange()
    {
    }

    public static HashMap objToHashMap(Object o)
    {
        try
        {
            return (HashMap)o;
        }
        catch(Exception e)
        {
            return null;
        }
    }

    public static int objToInt(Object o)
    {
        int i = 0;
        if(o == null)
            i = 0;
        else
            try
            {
                Integer it = (Integer)o;
                i = it.intValue();
            }
            catch(Exception e)
            {
                i = 0;
            }
        return i;
    }

    public static double objToDouble(Object o)
    {
        double d = 0.0D;
        if(o == null)
            d = 0.0D;
        else
            try
            {
                Double du = (Double)o;
                d = du.doubleValue();
            }
            catch(Exception e)
            {
                d = 0.0D;
            }
        return d;
    }

    public static short objToShort(Object o)
    {
        short s = 0;
        if(o == null)
            s = 0;
        else
            try
            {
                Short du = (Short)o;
                s = du.shortValue();
            }
            catch(Exception e)
            {
                s = 0;
            }
        return s;
    }

    public static String objOfString(Object o)
    {
        String str = "";
        if(o == null)
            str = "";
        else
            str = String.valueOf(o);
        return str;
    }

    public static String nullOfString(String str)
    {
        if(str == null)
            str = "";
        return str;
    }

    public static byte stringToByte(String str)
    {
        byte b = 0;
        if(str != null)
            try
            {
                b = Byte.parseByte(str);
            }
            catch(Exception exception) { }
        return b;
    }

    public static boolean stringToBoolean(String str)
    {
        if(str == null)
            return false;
        if(str.equals("1"))
            return true;
        if(str.equals("0"))
            return false;
        try
        {
            return Boolean.parseBoolean(str);
        }
        catch(Exception e)
        {
            return false;
        }
    }

    public static int stringToInt(String str)
    {
        int i = 0;
        if(str != null)
            try
            {
                i = Integer.parseInt(str.trim());
            }
            catch(Exception e)
            {
                i = 0;
            }
        else
            i = 0;
        return i;
    }

    public static short stringToShort(String str)
    {
        short i = 0;
        if(str != null)
            try
            {
                i = Short.parseShort(str.trim());
            }
            catch(Exception e)
            {
                i = 0;
            }
        else
            i = 0;
        return i;
    }

    public static double stringToDouble(String str)
    {
        double i = 0.0D;
        if(str != null)
            try
            {
                i = Double.parseDouble(str.trim());
            }
            catch(Exception e)
            {
                i = 0.0D;
            }
        else
            i = 0.0D;
        return i;
    }

    public static String intToString(int i)
    {
        String str = "";
        try
        {
            str = String.valueOf(i);
        }
        catch(Exception e)
        {
            str = "";
        }
        return str;
    }

    public static long doubleToLong(double d)
    {
        long lo = 0L;
        try
        {
            lo = Long.parseLong(String.valueOf(d).substring(0, String.valueOf(d).lastIndexOf(".")));
        }
        catch(Exception e)
        {
            lo = 0L;
        }
        return lo;
    }

    public static int doubleToInt(double d)
    {
        int i = 0;
        try
        {
            i = Integer.parseInt(String.valueOf(d).substring(0, String.valueOf(d).lastIndexOf(".")));
        }
        catch(Exception e)
        {
            i = 0;
        }
        return i;
    }

    public static double longToDouble(long d)
    {
        double lo = 0.0D;
        try
        {
            lo = Double.parseDouble(String.valueOf(d));
        }
        catch(Exception e)
        {
            lo = 0.0D;
        }
        return lo;
    }

    public static int longToInt(long d)
    {
        int lo = 0;
        try
        {
            lo = Integer.parseInt(String.valueOf(d));
        }
        catch(Exception e)
        {
            lo = 0;
        }
        return lo;
    }

    public static long stringToLong(String str)
    {
        Long li = new Long(0L);
        try
        {
            li = Long.valueOf(str);
        }
        catch(Exception exception) { }
        return li.longValue();
    }

    public static String longToString(long li)
    {
        String str = "";
        try
        {
            str = String.valueOf(li);
        }
        catch(Exception exception) { }
        return str;
    }
}