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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 supplychain.customer;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import org.osgi.service.component.ComponentContext;
import supplychain.retailer.Retailer;
import supplychain.retailer.RetailerQuery;
/**
* This class implements the Customer service component.
*/
public class OSGiCustomerWithQueryComponentImpl implements Customer {
private Retailer retailer;
private RetailerQuery retailerQuery;
private static List<String> outstandingOrders = Collections.synchronizedList(new ArrayList<String>());
public OSGiCustomerWithQueryComponentImpl() {
System.out.println("Created OSGiCustomerWithQueryComponentImpl " + this);
}
protected void setRetailer(Retailer retailer) {
this.retailer = retailer;
}
protected void unsetRetailer(Retailer retailer) {
// this.retailer = null;
}
protected void setRetailerQuery(RetailerQuery retailerQuery) {
this.retailerQuery = retailerQuery;
}
protected void unsetRetailerQuery(RetailerQuery retailerQuery) {
// this.retailerQuery = null;
}
public void purchaseBooks() {
System.out.println("OSGiCustomerWithQueryComponentImpl.purchaseBooks");
outstandingOrders.add("Order, submitted (amazon.com), fulfilled, shipped (RoyalMail)");
if (retailerQuery.isAvailable("Order"))
retailer.submitOrder("Order");
}
public void purchaseGames() {
System.out.println("OSGiCustomerWithQueryComponentImpl.purchaseGames");
outstandingOrders.add("Order, submitted (amazon.com), fulfilled, shipped (RoyalMail)");
if (retailerQuery.isAvailable("Order"))
retailer.submitOrder("Order");
}
public void purchaseGoods() {
if (retailerQuery.isAvailable("Order"))
retailer.submitOrder("Order");
}
public void notifyShipment(String order) {
outstandingOrders.remove(order);
System.out.print("Work thread " + Thread.currentThread() + " - ");
System.out.println(order);
}
protected void activate(ComponentContext context){
System.out.println("Activated OSGiCustomerWithQueryComponentImpl bundle ");
}
protected void deactivate(ComponentContext context){
System.out.println("Deactivated OSGiCustomerWithQueryComponentImpl bundle ");
}
public boolean hasOutstandingOrders() {
return outstandingOrders.size() != 0;
}
}
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