?? attribute.js
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/* 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.data.Attribute");dojo.require("dojo.data.Item");dojo.require("dojo.lang.assert");// -------------------------------------------------------------------// Constructor// -------------------------------------------------------------------dojo.data.Attribute = function(/* dojo.data.provider.Base */ dataProvider, /* string */ attributeId) { /** * summary: * An Attribute object represents something like a column in * a relational database. */ dojo.lang.assertType(dataProvider, [dojo.data.provider.Base, "optional"]); dojo.lang.assertType(attributeId, String); dojo.data.Item.call(this, dataProvider); this._attributeId = attributeId;};dojo.inherits(dojo.data.Attribute, dojo.data.Item);// -------------------------------------------------------------------// Public instance methods// -------------------------------------------------------------------dojo.data.Attribute.prototype.toString = function() { return this._attributeId; // string};dojo.data.Attribute.prototype.getAttributeId = function() { /** * summary: * Returns the string token that uniquely identifies this * attribute within the context of a data provider. * For a data provider that accesses relational databases, * typical attributeIds might be tokens like "name", "age", * "ssn", or "dept_key". */ return this._attributeId; // string};dojo.data.Attribute.prototype.getType = function() { /** * summary: Returns the data type of the values of this attribute. */ return this.get('type'); // dojo.data.Type or null};dojo.data.Attribute.prototype.setType = function(/* dojo.data.Type or null */ type) { /** * summary: Sets the data type for this attribute. */ this.set('type', type);};
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