adressevedligehold/tasks/TaskManager.java

package dk.daoas.adressevedligehold.tasks;

import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;

import dk.daoas.adressevedligehold.tasks.Task.TaskBean;

public class TaskManager {
        
        public static final String TASKMANAGER = "TASKMANAGER";
        
        ExecutorService executor = Executors.newFixedThreadPool(1);
        
        private int nextId = 1;

        
        private ArrayList<Task> tasks = new ArrayList<Task>();
        private HashMap<Integer, Task> taskIdMap = new HashMap<Integer,Task>();

        private Task currentTask;
        
        public synchronized List<TaskBean> getTasks() {
                ArrayList<TaskBean> tmpList = new ArrayList<TaskBean>();
                for (Task t : tasks) {
                        tmpList.add( t.getTaskBean() );
                }
                
                Collections.reverse(tmpList);
                
                return tmpList;
        }
        
        public void setCurrentTask(Task task) {
                this.currentTask = task;
        }
        
        public Task getCurrentTask() {
                return this.currentTask;
        }
        
        public Task getTaskById(int id) {
                return taskIdMap.get(id);
        }
        
        void shutDown() {
                if (currentTask != null) {
                        currentTask.doAbort();  
                }
                
                executor.shutdownNow();
        }
        
        public synchronized void submitTask(Task newTask) {
                int id = getNextTaskid();
                newTask.setId(id);
                
                newTask.setManager(this);
                
                taskIdMap.put(id, newTask);
                tasks.add(newTask);
                executor.submit(newTask);
        }
        
        private synchronized int getNextTaskid() {
                return nextId++;
        }
        

}
1	package dk.daoas.adressevedligehold.tasks;
2
3	import java.util.ArrayList;
4	import java.util.Collections;
5	import java.util.HashMap;
6	import java.util.List;
7	import java.util.concurrent.ExecutorService;
8	import java.util.concurrent.Executors;
9
10	import dk.daoas.adressevedligehold.tasks.Task.TaskBean;
11
12	public class TaskManager {
13
14	public static final String TASKMANAGER = "TASKMANAGER";
15
16	ExecutorService executor = Executors.newFixedThreadPool(1);
17
18	private int nextId = 1;
19
20
21	private ArrayList<Task> tasks = new ArrayList<Task>();
22	private HashMap<Integer, Task> taskIdMap = new HashMap<Integer,Task>();
23
24	private Task currentTask;
25
26	public synchronized List<TaskBean> getTasks() {
27	ArrayList<TaskBean> tmpList = new ArrayList<TaskBean>();
28	for (Task t : tasks) {
29	tmpList.add( t.getTaskBean() );
30	}
31
32	Collections.reverse(tmpList);
33
34	return tmpList;
35	}
36
37	public void setCurrentTask(Task task) {
38	this.currentTask = task;
39	}
40
41	public Task getCurrentTask() {
42	return this.currentTask;
43	}
44
45	public Task getTaskById(int id) {
46	return taskIdMap.get(id);
47	}
48
49	void shutDown() {
50	if (currentTask != null) {
51	currentTask.doAbort();
52	}
53
54	executor.shutdownNow();
55	}
56
57	public synchronized void submitTask(Task newTask) {
58	int id = getNextTaskid();
59	newTask.setId(id);
60
61	newTask.setManager(this);
62
63	taskIdMap.put(id, newTask);
64	tasks.add(newTask);
65	executor.submit(newTask);
66	}
67
68	private synchronized int getNextTaskid() {
69	return nextId++;
70	}
71
72
73	}