lib/Ext/data/association/HasMany.js
function(record, reader, associationData) {
        var store = record[this.getName()](),
            records = reader.read(associationData).getRecords();

        store.add(records);
    }
function(record, reader, associationData) {
        var store = record[this.getName()](),
            records = reader.read(associationData).getRecords();

        store.add(records);
    }
Read associated data
@private
@param {Ext.data.Model} record The record we're writing to.
@param {Ext.data.reader.Reader} reader The reader for the associated model.
@param {Object} associationData The raw associated data.