Re: A HashMap isn't storing all of the entries.

From:
Eric Sosman <esosman@comcast-dot-net.invalid>
Newsgroups:
comp.lang.java.programmer
Date:
Wed, 05 Dec 2012 21:07:13 -0500
Message-ID:
<k9oukg$3uq$1@dont-email.me>
On 12/5/2012 6:29 PM, Stryder wrote:

I'm doing this...

         HashMap<String, String[]> devObjectMap = new HashMap<String, String[]>(5);
         devObjectMap.put("DataExtension", new String[] {"ADLN_Customer","ADLN_Story"});
         devObjectMap.put("Email", new String[] {"ADLN","DRLN"});
         devObjectMap.put("EmailSendDefinition", new String[] {"ADLN","AILR"});
         devObjectMap.put("ImportDefinition", new String[] {"ADLN_Customer","ADLN_Story","AILR_Customer"});
         devObjectMap.put("ContentArea", new String[] {"All_Subject_Lines","Date_issue"});

but it's dropping the first entry. I verified in this case that the "DataExtension" entry was missing but the others were there. It's always the first entry I "put" that disappears. Here's the output of java -version...


     Your "verification" is wrong, with 99.44% probability. Could you
provide an SSCCE? Here's mine:

import java.util.Arrays;
import java.util.HashMap;
import java.util.Map;
public class Foo {
    public static void main(String[] unused) {
       HashMap<String, String[]> devObjectMap = new HashMap<String,
String[]>(5);
       devObjectMap.put("DataExtension", new String[]{"ADLN_Customer",
"ADLN_Story"});
       devObjectMap.put("Email", new String[]{"ADLN", "DRLN"});
       devObjectMap.put("EmailSendDefinition", new String[]{"ADLN",
"AILR"});
       devObjectMap.put("ImportDefinition", new
String[]{"ADLN_Customer", "ADLN_Story", "AILR_Customer"});
       devObjectMap.put("ContentArea", new String[]{"All_Subject_Lines",
"Date_issue"});

       for (Map.Entry<String, String[]> me : devObjectMap.entrySet()) {
          System.out.printf("\"%s\" -> %s%n", me.getKey(),
Arrays.toString(me.getValue()));
       }
    }
}

.... and the output is:

run:
"ContentArea" -> [All_Subject_Lines, Date_issue]
"DataExtension" -> [ADLN_Customer, ADLN_Story]
"EmailSendDefinition" -> [ADLN, AILR]
"Email" -> [ADLN, DRLN]
"ImportDefinition" -> [ADLN_Customer, ADLN_Story, AILR_Customer]
BUILD SUCCESSFUL (total time: 0 seconds)

--
Eric Sosman
esosman@comcast-dot-net.invalid

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