From 254ee6f47eebfc00462c10756a92066e82cc1a96 Mon Sep 17 00:00:00 2001
From: Andrew Branson <andrew@andrewbranson.net>
Date: Tue, 21 Jun 2011 15:46:02 +0200
Subject: Initial commit

---
 source/com/c2kernel/entity/proxy/ProxyMessage.java | 110 +++++++++++++++++++++
 1 file changed, 110 insertions(+)
 create mode 100755 source/com/c2kernel/entity/proxy/ProxyMessage.java

(limited to 'source/com/c2kernel/entity/proxy/ProxyMessage.java')

diff --git a/source/com/c2kernel/entity/proxy/ProxyMessage.java b/source/com/c2kernel/entity/proxy/ProxyMessage.java
new file mode 100755
index 0000000..66f1f34
--- /dev/null
+++ b/source/com/c2kernel/entity/proxy/ProxyMessage.java
@@ -0,0 +1,110 @@
+package com.c2kernel.entity.proxy;
+
+import java.io.IOException;
+import java.net.DatagramPacket;
+import java.net.InetAddress;
+import java.util.StringTokenizer;
+
+import com.c2kernel.common.InvalidDataException;
+
+
+/**************************************************************************
+ *
+ * $Revision: 1.11 $
+ * $Date: 2005/05/10 11:40:09 $
+ *
+ * Copyright (C) 2003 CERN - European Organization for Nuclear Research
+ * All rights reserved.
+ **************************************************************************/
+
+public class ProxyMessage {
+         
+    // special server message paths
+    public static final String BYEPATH = "bye";    
+    public static final String ADDPATH = "add";
+    public static final String DELPATH = "del";
+    public static final String PINGPATH = "ping";
+    public static final boolean ADDED = false;
+    public static final boolean DELETED = true;
+    public static final int NA = -1;
+    
+    static ProxyMessage byeMessage = new ProxyMessage(NA, BYEPATH, ADDED);   
+    static ProxyMessage pingMessage = new ProxyMessage(NA, PINGPATH, ADDED);       
+         
+    private int sysKey = NA;
+    private String path = "";
+    private String server = null;
+    private boolean state = ADDED;
+    
+    public ProxyMessage() {
+        super();
+    }
+    public ProxyMessage(int sysKey, String path, boolean state) {
+        this();
+        setSysKey(sysKey);
+        setPath(path);
+        setState(state);
+    }
+    
+    public ProxyMessage(String line) throws InvalidDataException, IOException {
+        if (line == null)
+            throw new IOException("Null proxy message");
+        StringTokenizer tok = new StringTokenizer(line,":");
+        if (tok.countTokens()!=2)
+            throw new InvalidDataException("String '"+line+"' does not constitute a valid proxy message.", "");
+        sysKey = Integer.parseInt(tok.nextToken());
+        path = tok.nextToken();
+        if (path.startsWith("-")) {
+            state = DELETED;
+            path = path.substring(1);    
+        }
+    }
+    
+    public ProxyMessage(DatagramPacket packet) throws InvalidDataException, IOException {
+        this(new String(packet.getData()));
+    }
+
+    public int getSysKey() {
+        return sysKey;
+    }
+    
+    public void setSysKey(int sysKey) {
+        this.sysKey = sysKey;
+    }
+
+    public String getPath() {
+        return path;
+    }
+    
+    public void setPath(String newPath) {
+        this.path = newPath;
+    }
+    
+    public boolean getState() {
+        return state;
+    }
+    
+    public void setState(boolean state) {
+        this.state = state;
+    }
+        
+    public String toString() {
+        return sysKey+":"+(state?"-":"")+path;     
+    }
+    public DatagramPacket getPacket(ProxySubscriber host) {
+        return getPacket(host.getHost(), host.getPort());
+    }
+    
+    public DatagramPacket getPacket(InetAddress host, int port) {
+        byte[] packetString = toString().getBytes();
+        return new DatagramPacket(packetString, packetString.length, host, port);
+    }    
+
+    public String getServer() {
+        return server;
+    }
+
+    public void setServer(String server) {
+        this.server = server;
+    }
+}
-- 
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