Big-Data-HPC-Platform/esp/files/stack.js

/*##############################################################################
#    HPCC SYSTEMS software Copyright (C) 2012 HPCC Systems.
#
#    Licensed 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
#
#    Unless required by applicable law or agreed to in writing, software
#    distributed under the License is distributed on an "AS IS" BASIS,
#    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#    See the License for the specific language governing permissions and
#    limitations under the License.
############################################################################## */

    function Stack()
    {
        // Create an empty array of cards.
        this.cards = new Array();  
        this.push  = StackPush; 
        this.pop   = StackPop;
        this.getData = StackGetData;
    }
 
    function StackPush(data)
    {
        this.cards.push(data);
    }
 
    function StackPop(data)
    {
        return this.cards.pop();            
    }
 
    function StackGetData()
    {
        return this.cards;
    }