xref: /trunk/main/solenv/bin/modules/par2script/existence.pm (revision 9780544f)

#**************************************************************
#
#  Licensed to the Apache Software Foundation (ASF) under one
#  or more contributor license agreements.  See the NOTICE file
#  distributed with this work for additional information
#  regarding copyright ownership.  The ASF licenses this file
#  to you under the Apache License, Version 2.0 (the
#  "License"); you may not use this file except in compliance
#  with the License.  You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
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#  software distributed under the License is distributed on an
#  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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#  specific language governing permissions and limitations
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#**************************************************************




package par2script::existence;

#############################
# Test of existence
#############################

sub exists_in_array
{
	my ($searchstring, $arrayref) = @_;

	my $alreadyexists = 0;

	for ( my $i = 0; $i <= $#{$arrayref}; $i++ )
	{
		if ( ${$arrayref}[$i] eq $searchstring)
		{
			$alreadyexists = 1;
			last;
		}
	}

	return $alreadyexists;
}

sub exists_in_array_of_hashes
{
	my ($searchkey, $searchvalue, $arrayref) = @_;

	my $hashref;
	my $valueexists = 0;

	for ( my $i = 0; $i <= $#{$arrayref}; $i++ )
	{
		$hashref = ${$arrayref}[$i];

		if ( $hashref->{$searchkey} eq $searchvalue )
		{
			$valueexists = 1;
			last;
		}
	}

	return $valueexists;
}

1;