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Ignore whitespace Rev 1371 → Rev 1372

/branches/livraison_narmer/api/js/dojo/src/collections/Set.js
New file
0,0 → 1,112
/*
Copyright (c) 2004-2006, The Dojo Foundation
All Rights Reserved.
 
Licensed under the Academic Free License version 2.1 or above OR the
modified BSD license. For more information on Dojo licensing, see:
 
http://dojotoolkit.org/community/licensing.shtml
*/
 
dojo.provide("dojo.collections.Set");
dojo.require("dojo.collections.Collections");
dojo.require("dojo.collections.ArrayList");
dojo.collections.Set = new function () {
this.union = function (setA, setB) {
if (setA.constructor == Array) {
var setA = new dojo.collections.ArrayList(setA);
}
if (setB.constructor == Array) {
var setB = new dojo.collections.ArrayList(setB);
}
if (!setA.toArray || !setB.toArray) {
dojo.raise("Set operations can only be performed on array-based collections.");
}
var result = new dojo.collections.ArrayList(setA.toArray());
var e = setB.getIterator();
while (!e.atEnd()) {
var item = e.get();
if (!result.contains(item)) {
result.add(item);
}
}
return result;
};
this.intersection = function (setA, setB) {
if (setA.constructor == Array) {
var setA = new dojo.collections.ArrayList(setA);
}
if (setB.constructor == Array) {
var setB = new dojo.collections.ArrayList(setB);
}
if (!setA.toArray || !setB.toArray) {
dojo.raise("Set operations can only be performed on array-based collections.");
}
var result = new dojo.collections.ArrayList();
var e = setB.getIterator();
while (!e.atEnd()) {
var item = e.get();
if (setA.contains(item)) {
result.add(item);
}
}
return result;
};
this.difference = function (setA, setB) {
if (setA.constructor == Array) {
var setA = new dojo.collections.ArrayList(setA);
}
if (setB.constructor == Array) {
var setB = new dojo.collections.ArrayList(setB);
}
if (!setA.toArray || !setB.toArray) {
dojo.raise("Set operations can only be performed on array-based collections.");
}
var result = new dojo.collections.ArrayList();
var e = setA.getIterator();
while (!e.atEnd()) {
var item = e.get();
if (!setB.contains(item)) {
result.add(item);
}
}
return result;
};
this.isSubSet = function (setA, setB) {
if (setA.constructor == Array) {
var setA = new dojo.collections.ArrayList(setA);
}
if (setB.constructor == Array) {
var setB = new dojo.collections.ArrayList(setB);
}
if (!setA.toArray || !setB.toArray) {
dojo.raise("Set operations can only be performed on array-based collections.");
}
var e = setA.getIterator();
while (!e.atEnd()) {
if (!setB.contains(e.get())) {
return false;
}
}
return true;
};
this.isSuperSet = function (setA, setB) {
if (setA.constructor == Array) {
var setA = new dojo.collections.ArrayList(setA);
}
if (setB.constructor == Array) {
var setB = new dojo.collections.ArrayList(setB);
}
if (!setA.toArray || !setB.toArray) {
dojo.raise("Set operations can only be performed on array-based collections.");
}
var e = setB.getIterator();
while (!e.atEnd()) {
if (!setA.contains(e.get())) {
return false;
}
}
return true;
};
}();