daoas/daoadresseservice/DataLoader.java

package dk.daoas.daoadresseservice;

import java.sql.SQLException;

import javax.servlet.ServletContext;

public class DataLoader {
        
        boolean isRunning = false;
        
        ServletContext ctxt;
        public DataLoader(ServletContext ctxt) {
                this.ctxt = ctxt;
        }
        
        public void doLoad() {
                synchronized(this) {
                        if (isRunning == false) {
                                isRunning = true;
                                
                                Thread t = new Thread( new DataLoadWorker(this), "SearchDataLoader");
                                t.start();
                        }
                }
        }
        
        public boolean isRunning() {
                synchronized(this) {
                        return isRunning;       
                }               
        }
        
        protected void  setRunningFalse() {
                synchronized(this) {
                        isRunning = false;
                }
        }

        
        
        
        public static class DataLoadWorker implements Runnable {
                DataLoader loader;
                public DataLoadWorker(DataLoader ld) {
                        this.loader = ld;
                }
                

                @Override
                public void run() {
        
                
                try {
                        AdressSearch search = new AdressSearch();
                        search.buildSearchStructures();
                        
                        AdressSearch oldSearch = (AdressSearch) loader.ctxt.getAttribute("search");
                        loader.ctxt.setAttribute("search", search);
                        
                        if (oldSearch != null) {
                                oldSearch.clear();
                        }
                                                
                } catch (SQLException e) {
                        System.out.println("Error loading data: " + e.getMessage());
                } finally {
                        loader.setRunningFalse();
                }
                
                }
                

        }

}
1	torben	2337	package dk.daoas.daoadresseservice;
2
3			import java.sql.SQLException;
4
5			import javax.servlet.ServletContext;
6
7			public class DataLoader {
8
9			boolean isRunning = false;
10
11			ServletContext ctxt;
12			public DataLoader(ServletContext ctxt) {
13			this.ctxt = ctxt;
14			}
15
16			public void doLoad() {
17			synchronized(this) {
18			if (isRunning == false) {
19			isRunning = true;
20
21			Thread t = new Thread( new DataLoadWorker(this), "SearchDataLoader");
22			t.start();
23			}
24			}
25			}
26
27			public boolean isRunning() {
28			synchronized(this) {
29			return isRunning;
30			}
31			}
32
33			protected void setRunningFalse() {
34			synchronized(this) {
35			isRunning = false;
36			}
37			}
38
39
40
41
42			public static class DataLoadWorker implements Runnable {
43			DataLoader loader;
44			public DataLoadWorker(DataLoader ld) {
45			this.loader = ld;
46			}
47
48
49			@Override
50			public void run() {
51
52
53			try {
54			AdressSearch search = new AdressSearch();
55			search.buildSearchStructures();
56
57			AdressSearch oldSearch = (AdressSearch) loader.ctxt.getAttribute("search");
58			loader.ctxt.setAttribute("search", search);
59
60			if (oldSearch != null) {
61			oldSearch.clear();
62			}
63
64			} catch (SQLException e) {
65			System.out.println("Error loading data: " + e.getMessage());
66			} finally {
67			loader.setRunningFalse();
68			}
69
70			}
71
72
73			}
74
75			}