xmlstore.js

这是一个ajax的例子大家好好的看看就是一个鱼眼的效果

			store.fetch({query:{isbn:"A*"}, onComplete: onComplete, onError: onError});
			return d; //Object
		},
		function testReadAPI_fetch_withAttrMap_pattern2(t){
			//	summary: 
			//		Simple test of fetching one xml items through an XML element called isbn with ? pattern match
			//	description:
			//		Simple test of fetching one xml items through an XML element called isbn with ? pattern match
			var store = new dojox.data.XmlStore({url: dojo.moduleUrl("dojox.data.tests", "stores/books_isbnAttr2.xml").toString(), 
				attributeMap: {"book.isbn": "@isbn"}});
			var d = new doh.Deferred();                                                             
			function onComplete(items, request) {
				t.assertEqual(2, items.length);
				d.callback(true);
			}
			function onError(error, request) {
				d.errback(error);
			}
			store.fetch({query:{isbn:"?C*"}, onComplete: onComplete, onError: onError});
			return d; //Object
		},

		function testReadAPI_getLabel(t){
			//	summary: 
			//		Simple test of the getLabel function against a store set that has a label defined.
			//	description:
			//		Simple test of the getLabel function against a store set that has a label defined.

			var store = dojox.data.tests.stores.XmlStore.getBooks2Store();
			
			var d = new doh.Deferred();
			function onComplete(items, request){
				t.assertEqual(items.length, 1);
				var label = store.getLabel(items[0]);
				t.assertTrue(label !== null);
				t.assertEqual("Title of 4", label);
				d.callback(true);
			}
			function onError(error, request) {
				d.errback(error);
			}
			store.fetch({query:{isbn:"A9B574"}, onComplete: onComplete, onError: onError});
			return d;
		},
		function testReadAPI_getLabelAttributes(t){
			//	summary: 
			//		Simple test of the getLabelAttributes function against a store set that has a label defined.
			//	description:
			//		Simple test of the getLabelAttributes function against a store set that has a label defined.

			var store = dojox.data.tests.stores.XmlStore.getBooks2Store();
			
			var d = new doh.Deferred();
			function onComplete(items, request){
				t.assertEqual(items.length, 1);
				var labelList = store.getLabelAttributes(items[0]);
				t.assertTrue(dojo.isArray(labelList));
				t.assertEqual("title", labelList[0]);
				d.callback(true);
			}
			function onError(error, request) {
				d.errback(error);
			}
			store.fetch({query:{isbn:"A9B574"}, onComplete: onComplete, onError: onError});
			return d;
		},

		function testReadAPI_getValue(t){
			 //	summary: 
			 //		Simple test of the getValue API
			 //	description:
			 //		Simple test of the getValue API
			 var store = dojox.data.tests.stores.XmlStore.getBooks2Store();

			 var d = new doh.Deferred();
			 function onComplete(items, request) {
				 t.assertEqual(1, items.length);
				 var item = items[0];
				 t.assertTrue(store.hasAttribute(item,"isbn"));
				 t.assertEqual(store.getValue(item,"isbn"), "A9B574");
				 d.callback(true);
			 }
			 function onError(error, request) {
				 d.errback(error);
			 }
			 store.fetch({query:{isbn:"A9B574"}, onComplete: onComplete, onError: onError});
			 return d; //Object
		},
		function testReadAPI_getValues(t){
			 //	summary: 
			 //		Simple test of the getValues API
			 //	description:
			 //		Simple test of the getValues API
			 var store = dojox.data.tests.stores.XmlStore.getBooks2Store();

			 var d = new doh.Deferred();
			 function onComplete(items, request) {
				 t.assertEqual(1, items.length);
				 var item = items[0];
				 t.assertTrue(store.hasAttribute(item,"isbn"));
				 var values = store.getValues(item,"isbn");
				 t.assertEqual(1,values.length);
				 t.assertEqual("A9B574", values[0]);
				 d.callback(true);
			 }
			 function onError(error, request) {
				 d.errback(error);
			 }
			 store.fetch({query:{isbn:"A9B574"}, onComplete: onComplete, onError: onError});
			 return d; //Object
		},
		function testReadAPI_isItem(t){
			 //	summary: 
			 //		Simple test of the isItem API
			 //	description:
			 //		Simple test of the isItem API
			 var store = dojox.data.tests.stores.XmlStore.getBooks2Store();

			 var d = new doh.Deferred();
			 function onComplete(items, request) {
				t.assertEqual(1, items.length);
				var item = items[0];
				t.assertTrue(store.isItem(item));
				t.assertTrue(!store.isItem({}));
				t.assertTrue(!store.isItem("Foo"));
				t.assertTrue(!store.isItem(1));
				d.callback(true);
			 }
			 function onError(error, request) {
				 d.errback(error);
			 }
			 store.fetch({query:{isbn:"A9B574"}, onComplete: onComplete, onError: onError});
			 return d; //Object
		},
		function testReadAPI_isItem_multistore(t){
			//	summary: 
			//		Simple test of the isItem API across multiple store instances.
			//	description:
			//		Simple test of the isItem API across multiple store instances.
			var store1 = dojox.data.tests.stores.XmlStore.getBooks2Store();
			var store2 = dojox.data.tests.stores.XmlStore.getBooks2Store();

			var d = new doh.Deferred();
			function onComplete1(items, request) {
				t.assertEqual(1, items.length);
				var item1 = items[0];
				t.assertTrue(store1.isItem(item1));

				function onComplete2(items, request) {
					t.assertEqual(1, items.length);
					var item2 = items[0];
					t.assertTrue(store2.isItem(item2));
					t.assertTrue(!store1.isItem(item2));
					t.assertTrue(!store2.isItem(item1));
					d.callback(true);
				}
				store2.fetch({query:{isbn:"A9B574"}, onComplete: onComplete2, onError: onError});
			}
			function onError(error, request) {
				d.errback(error);
			}
			store1.fetch({query:{isbn:"A9B574"}, onComplete: onComplete1, onError: onError});
			return d; //Object
		},
		function testReadAPI_hasAttribute(t){
			//	summary: 
			//		Simple test of the hasAttribute API
			//	description:
			//		Simple test of the hasAttribute API
			var store = dojox.data.tests.stores.XmlStore.getBooks2Store();

			var d = new doh.Deferred();
			function onComplete(items, request) {
				t.assertEqual(1, items.length);
				var item = items[0];
				t.assertTrue(store.hasAttribute(item,"isbn"));
				t.assertTrue(!store.hasAttribute(item,"bob"));
				d.callback(true);
			}
			function onError(error, request) {
				d.errback(error);
			}
			store.fetch({query:{isbn:"A9B574"}, onComplete: onComplete, onError: onError});
			return d; //Object
		},
		function testReadAPI_containsValue(t){
			//	summary: 
			//		Simple test of the containsValue API
			//	description:
			//		Simple test of the containsValue API
			var store = dojox.data.tests.stores.XmlStore.getBooks2Store();

			var d = new doh.Deferred();
			function onComplete(items, request) {
				t.assertEqual(1, items.length);
				var item = items[0];
				t.assertTrue(store.containsValue(item,"isbn", "A9B574"));
				t.assertTrue(!store.containsValue(item,"isbn", "bob"));
				d.callback(true);
			}
			function onError(error, request) {
				d.errback(error);
			}
			store.fetch({query:{isbn:"A9B574"}, onComplete: onComplete, onError: onError});
			return d; //Object
		},
		function testReadAPI_sortDescending(t){
			//	summary: 
			//		Simple test of the sorting API in descending order.
			//	description:
			//		Simple test of the sorting API in descending order.
			var store = dojox.data.tests.stores.XmlStore.getBooksStore();

			//Comparison is done as a string type (toString comparison), so the order won't be numeric
			//So have to compare in 'alphabetic' order.
			var order = [9,8,7,6,5,4,3,20,2,19,18,17,16,15,14,13,12,11,10,1];
			
			var d = new doh.Deferred();
			function onComplete(items, request) {
				console.log("Number of items: " + items.length);
				t.assertEqual(20, items.length);

				for(var i = 0; i < items.length; i++){
					t.assertEqual(order[i], store.getValue(items[i],"isbn").toString());
				}
				d.callback(true);
			}
			function onError(error, request) {
				d.errback(error);
			}

			var sortAttributes = [{attribute: "isbn", descending: true}];
			store.fetch({query:{isbn:"*"}, sort: sortAttributes, onComplete: onComplete, onError: onError});
			return d; //Object
		},
		function testReadAPI_sortAscending(t){
			//	summary: 
			//		Simple test of the sorting API in ascending order.
			//	description:
			//		Simple test of the sorting API in ascending order.
			var store = dojox.data.tests.stores.XmlStore.getBooksStore();

			//Comparison is done as a string type (toString comparison), so the order won't be numeric
			//So have to compare in 'alphabetic' order.
			var order = [1,10,11,12,13,14,15,16,17,18,19,2,20,3,4,5,6,7,8,9];
						
			var d = new doh.Deferred();
			function onComplete(items, request) {
				t.assertEqual(20, items.length);
				var itemId = 1;
				for(var i = 0; i < items.length; i++){
					t.assertEqual(order[i], store.getValue(items[i],"isbn").toString());
				}
				d.callback(true);
			}
			function onError(error, request) {
				d.errback(error);
			}

			var sortAttributes = [{attribute: "isbn"}];
			store.fetch({query:{isbn:"*"}, sort: sortAttributes, onComplete: onComplete, onError: onError});
			return d; //Object
		},
		function testReadAPI_sortDescendingNumeric(t){
			//	summary: 
			//		Simple test of the sorting API in descending order using a numeric comparator.
			//	description:
			//		Simple test of the sorting API in descending order using a numeric comparator.
			var store = dojox.data.tests.stores.XmlStore.getBooksStore();

			//isbn should be treated as a numeric, not as a string comparison
			store.comparatorMap = {};
			store.comparatorMap["isbn"] = function(a, b){
				var ret = 0;
				if(parseInt(a.toString()) > parseInt(b.toString())){
					ret = 1;
				}else if(parseInt(a.toString()) < parseInt(b.toString())){
					ret = -1;
				}
				return ret; //int, {-1,0,1}
			};

			var d = new doh.Deferred();
			function onComplete(items, request) {
                		t.assertEqual(20, items.length);
                		var itemId = 20;
				for(var i = 0; i < items.length; i++){
					t.assertEqual(itemId, store.getValue(items[i],"isbn").toString());
					itemId--;
				}
				d.callback(true);
			}
			function onError(error, request) {
				d.errback(error);