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+<html><head><title>/home/alan/gitlive/roojs1/Roo/data/ArrayReader.js</title><link rel="stylesheet" type="text/css" href="../../css/highlight-js.css"/></head><body class="highlightpage"><code class="jsdoc-pretty"><span class="jsdoc-comment">/*
+ * Based on:
+ * Ext JS Library 1.1.1
+ * Copyright(c) 2006-2007, Ext JS, LLC.
+ *
+ * Originally Released Under LGPL - original licence link has changed is not relivant.
+ *
+ * Fork - LGPL
+ * <script type="text/javascript">
+ */
+
+/**
+ * @class Roo.data.ArrayReader
+ * @extends Roo.data.DataReader
+ * Data reader class to create an Array of Roo.data.Record objects from an Array.
+ * Each element of that Array represents a row of data fields. The
+ * fields are pulled into a Record object using as a subscript, the <em>mapping</em> property
+ * of the field definition if it exists, or the field's ordinal position in the definition.<br>
+ * <p>
+ * Example code:.
+ * <pre><code>
+var RecordDef = Roo.data.Record.create([
+ {name: 'name', mapping: 1}, // "mapping" only needed if an "id" field is present which
+ {name: 'occupation', mapping: 2} // precludes using the ordinal position as the index.
+]);
+var myReader = new Roo.data.ArrayReader({
+ id: 0 // The subscript within row Array that provides an ID for the Record (optional)
+}, RecordDef);
+</code></pre>
+ * <p>
+ * This would consume an Array like this:
+ * <pre><code>
+[ [1, 'Bill', 'Gardener'], [2, 'Ben', 'Horticulturalist'] ]
+ </code></pre>
+
+ * @constructor
+ * Create a new JsonReader
+ * @param {Object} meta Metadata configuration options.
+ * @param {Object|Array} recordType Either an Array of field definition objects
+ *
+ * @cfg {Array} fields Array of field definition objects
+ * @cfg {String} id Name of the property within a row object that contains a record identifier value.
+ * as specified to {@link Roo.data.Record#create},
+ * or an {@link Roo.data.Record} object
+ *
+ *
+ * created using {@link Roo.data.Record#create}.
+ */
+</span><span class="jsdoc-var">Roo.data.ArrayReader </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">meta</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">recordType</span><span class="jsdoc-syntax">){
+
+
+ </span><span class="jsdoc-var">Roo.data.ArrayReader.superclass.constructor.call</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">this</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">meta</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">recordType</span><span class="jsdoc-syntax">||</span><span class="jsdoc-var">meta.fields</span><span class="jsdoc-syntax">);
+};
+
+</span><span class="jsdoc-var">Roo.extend</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">Roo.data.ArrayReader</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">Roo.data.JsonReader</span><span class="jsdoc-syntax">, {
+ </span><span class="jsdoc-comment">/**
+ * Create a data block containing Roo.data.Records from an XML document.
+ * @param {Object} o An Array of row objects which represents the dataset.
+ * @return {Object} A data block which is used by an {@link Roo.data.Store} object as
+ * a cache of Roo.data.Records.
+ */
+ </span><span class="jsdoc-var">readRecords </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">function</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">o</span><span class="jsdoc-syntax">){
+ </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">sid </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">this.meta </span><span class="jsdoc-syntax">? </span><span class="jsdoc-var">this.meta.id </span><span class="jsdoc-syntax">: </span><span class="jsdoc-keyword">null</span><span class="jsdoc-syntax">;
+ </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">recordType </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">this.recordType</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">fields </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">recordType.prototype.fields</span><span class="jsdoc-syntax">;
+ </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">records </span><span class="jsdoc-syntax">= [];
+ </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">root </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">o</span><span class="jsdoc-syntax">;
+ </span><span class="jsdoc-keyword">for</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">i </span><span class="jsdoc-syntax">= 0; </span><span class="jsdoc-var">i </span><span class="jsdoc-syntax">< </span><span class="jsdoc-var">root.length</span><span class="jsdoc-syntax">; </span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">++){
+ </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">n </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">root</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">i</span><span class="jsdoc-syntax">];
+ </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">values </span><span class="jsdoc-syntax">= {};
+ </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">id </span><span class="jsdoc-syntax">= ((</span><span class="jsdoc-var">sid </span><span class="jsdoc-syntax">|| </span><span class="jsdoc-var">sid </span><span class="jsdoc-syntax">=== 0) && </span><span class="jsdoc-var">n</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">sid</span><span class="jsdoc-syntax">] !== </span><span class="jsdoc-var">undefined </span><span class="jsdoc-syntax">&& </span><span class="jsdoc-var">n</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">sid</span><span class="jsdoc-syntax">] !== </span><span class="jsdoc-string">"" </span><span class="jsdoc-syntax">? </span><span class="jsdoc-var">n</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">sid</span><span class="jsdoc-syntax">] : </span><span class="jsdoc-keyword">null</span><span class="jsdoc-syntax">);
+ </span><span class="jsdoc-keyword">for</span><span class="jsdoc-syntax">(</span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">j </span><span class="jsdoc-syntax">= 0, </span><span class="jsdoc-var">jlen </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">fields.length</span><span class="jsdoc-syntax">; </span><span class="jsdoc-var">j </span><span class="jsdoc-syntax">< </span><span class="jsdoc-var">jlen</span><span class="jsdoc-syntax">; </span><span class="jsdoc-var">j</span><span class="jsdoc-syntax">++){
+ </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">f </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">fields.items</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">j</span><span class="jsdoc-syntax">];
+ </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">k </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">f.mapping </span><span class="jsdoc-syntax">!== </span><span class="jsdoc-var">undefined </span><span class="jsdoc-syntax">&& </span><span class="jsdoc-var">f.mapping </span><span class="jsdoc-syntax">!== </span><span class="jsdoc-keyword">null </span><span class="jsdoc-syntax">? </span><span class="jsdoc-var">f.mapping </span><span class="jsdoc-syntax">: </span><span class="jsdoc-var">j</span><span class="jsdoc-syntax">;
+ </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">v </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">n</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">k</span><span class="jsdoc-syntax">] !== </span><span class="jsdoc-var">undefined </span><span class="jsdoc-syntax">? </span><span class="jsdoc-var">n</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">k</span><span class="jsdoc-syntax">] : </span><span class="jsdoc-var">f.defaultValue</span><span class="jsdoc-syntax">;
+ </span><span class="jsdoc-var">v </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">f.convert</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">v</span><span class="jsdoc-syntax">);
+ </span><span class="jsdoc-var">values</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">f.name</span><span class="jsdoc-syntax">] = </span><span class="jsdoc-var">v</span><span class="jsdoc-syntax">;
+ }
+ </span><span class="jsdoc-keyword">var </span><span class="jsdoc-var">record </span><span class="jsdoc-syntax">= </span><span class="jsdoc-keyword">new </span><span class="jsdoc-var">recordType</span><span class="jsdoc-syntax">(</span><span class="jsdoc-var">values</span><span class="jsdoc-syntax">, </span><span class="jsdoc-var">id</span><span class="jsdoc-syntax">);
+ </span><span class="jsdoc-var">record.json </span><span class="jsdoc-syntax">= </span><span class="jsdoc-var">n</span><span class="jsdoc-syntax">;
+ </span><span class="jsdoc-var">records</span><span class="jsdoc-syntax">[</span><span class="jsdoc-var">records.length</span><span class="jsdoc-syntax">] = </span><span class="jsdoc-var">record</span><span class="jsdoc-syntax">;
+ }
+ </span><span class="jsdoc-keyword">return </span><span class="jsdoc-syntax">{
+ </span><span class="jsdoc-var">records </span><span class="jsdoc-syntax">: </span><span class="jsdoc-var">records</span><span class="jsdoc-syntax">,
+ </span><span class="jsdoc-var">totalRecords </span><span class="jsdoc-syntax">: </span><span class="jsdoc-var">records.length
+ </span><span class="jsdoc-syntax">};
+ }
+});</span></code></body></html>
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