Hi , I have 2 XML file and Want to compare the "id" in (application.xml) with "ssrid" in (event.xml) and print only matching id and retrieve "name" of matching id from appication.xml as output ?

---application.xml 

<application_list>

<application id="2667" external-id="EAR-AA-2667" name="aaaa"></applica
+tion>
<application id="1103" external-id="EAR-AA-1103" name="bbbb"></applica
+tion>
<application id="957" external-id="EAR-AA-957" name="cccc"></applicati
+on>
<application id="1250" external-id="EAR-AA-1250" name="dddd"></applica
+tion>

</application_list>

[download]
-----Events.xml 
<event_list>
<event>
<name>
Incident</name>
<value>
INC0004532345324</value>
<name>
SSRID</name>
<value>
957</value>
</event>
</event_list>

[download]

---Perl code 

#!/usr/bin/env perl       

use strict;
use warnings;
use XML::XPath;
use Data::Dumper;
use List::Compare;

my @records;

my @eventrecords;

my $eventxml = 'events.xml';
my $evenxp = XML::XPath->new(filename => $eventxml);
my $evennodeset = $evenxp->findnodes('//event');

foreach my $evennode ($evennodeset->get_nodelist) { 
        my $evenssrid = $evenxp->find("./custom_attribute_list/custom_
+attribute[normalize-space(name)='SLB_SSRID']/value", $evennode);
        
            s/^\s+|\s+$//g for $evenssrid;
        
             push @eventrecords, {eventid => $evenssrid};
    }
    
print Dumper \@eventrecords;

my $xml = 'ApplicationList.xml';
my $xp = XML::XPath->new(filename => $xml);
#my $nodeset = $xp->findnodes('//application_list');

for ($xp->findnodes('/application_list/application/@id') ) {
        my $appid = $_->string_value;
        $appid =~ s/^\s+|\s+$//g;
        push @records, {appid => $appid};
    }

print Dumper \@records;

    if ( scalar List::Compare->new(\@records, \@eventrecords)->get_int
+ersection ) {
        print  "The arrays are the same";
        #print Dumper @eventrecords;
    }

[download]

Thanks in advance !

In reply to Compare 2 XML files by snehit.ar

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