/*******************************************************************************
* Copyright 2012 momock.com
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
******************************************************************************/
package com.momock.samples.services;
import java.io.IOException;
import com.momock.app.App;
import com.momock.data.DataList;
import com.momock.data.DataNodeView;
import com.momock.data.IDataList;
import com.momock.data.IDataMutableList;
import com.momock.data.IDataNode;
import com.momock.samples.model.Category;
import com.momock.samples.model.Product;
import com.momock.util.DataHelper;
import com.momock.util.Logger;
public class XmlDataService implements IDataService{
DataList<Product> products = new DataList<Product>();
DataList<Category> categories = new DataList<Category>();
public XmlDataService(){
try {
int i;
IDataNode node = DataHelper.parseXml(App.get().getAssets().open("PreloadData.xml"));
IDataList<IDataNode> cs = new DataNodeView(node, "Categories/Category").getData();
for(i = 0; i < cs.getItemCount(); i++){
Category c = new Category();
c.copyPropertiesFrom(cs.getItem(i));
categories.addItem(c);
}
IDataList<IDataNode> ps = new DataNodeView(node, "Products/Product").getData();
for(i = 0; i < ps.getItemCount(); i++){
Product p = new Product();
p.copyPropertiesFrom(ps.getItem(i));
products.addItem(p);
}
} catch (IOException e) {
Logger.error(e.getMessage());
}
}
@Override
public Product getProductById(int id) {
for(int i = 0; i < products.getItemCount(); i++)
{
Product p = products.getItem(i);
if (p.getId() == id)
return p;
}
return null;
}
@Override
public Category getCategoryById(int id) {
for(int i = 0; i < categories.getItemCount(); i++)
{
Category c = categories.getItem(i);
if (c.getId() == id)
return c;
}
return null;
}
@Override
public IDataMutableList<Category> getAllCategories() {
return categories;
}
@Override
public IDataMutableList<Product> getProductsInCategory(int cid) {
DataList<Product> ps = new DataList<Product>();
for(int i = 0; i < products.getItemCount(); i++)
{
Product p = products.getItem(i);
if (p.getCategoryId() == cid)
ps.addItem(p);
}
return ps;
}
@Override
public IDataMutableList<Product> getAllProducts() {
return products;
}
@Override
public void start() {
}
@Override
public void stop() {
}
@Override
public Class<?>[] getDependencyServices() {
return null;
}
@Override
public boolean canStop() {
return true;
}
}