Java Long Number Create toLong(Object obj)

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Description

to Long

License

Open Source License

Declaration 

public static long toLong(Object obj)

Method Source Code

//package com.java2s;

public class Main {
    public static long toLong(Object obj) {
        Long i = toLongAsObject(obj);

        if (i != null) {
            return i.longValue();
        }//from   ww w.jav a  2  s .  com

        return 0;
    }

    public static Long toLongAsObject(Object obj) {
        if (obj != null) {
            if (obj instanceof Long) {
                return (Long) obj;
            } else {
                try {
                    return Long.parseLong(String.valueOf(obj));
                } catch (Exception e) {
                }
            }
        }

        return null;
    }
}

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  9. toLong(Object obj, String pattern)