Re: HashMap toString, what about the other way?

From:
curt@kcwc.com (Curt Welch)
Newsgroups:
comp.lang.java.programmer
Date:
14 Nov 2007 03:13:11 GMT
Message-ID:
<20071113221314.575$aR@newsreader.com>
Bas <basschulte@gmail.com> wrote:

I was afraid of this.

I'll figure it out another (i.e. a "better") way. It seemed so obvious
to go from the output of HashMap's toString back to a HashMap. But
it's java, not perl ;)

cheers,

bas.


Also, the toString() output was never designed to be reversed. You can't
parse it correctly if the strings contain comma, equals, spaces, or braces
in the data:

import java.util.*;

class HashMapTest
{
    public static void main(String args[])
    {
        HashMap<String,String> h = new HashMap<String,String>();

        h.put("key1=value1, key2", "value2");
        h.put("key3=value3}\n{key4=value4, key5", "value5");

        System.out.println(h);

        // The hashmap with only two keys in it produces
        // this output:
        //
        // {key1=value1, key2=value2, key3=value3}
        // {key4=value4, key5=value5}
        //
    }
}

--
Curt Welch http://CurtWelch.Com/
curt@kcwc.com http://NewsReader.Com/

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