MantaAgentConstants


1   /*
2    * Copyright 2002 by
3    * <a HREF="http://www.coridan.com">Coridan</a>
4    * <a HREF="mailto: support@coridan.com ">support@coridan.com</a>
5    *
6    * The contents of this file are subject to the Mozilla Public License Version
7    * 1.1 (the "License"); you may not use this file except in compliance with the
8    * License.  You may obtain a copy of the License at
9    * http://www.mozilla.org/MPL/
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11   * Software distributed under the License is distributed on an "AS IS" basis,
12   * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
13   * for the specific language governing rights and limitations under the
14   * License.
15   *
16   * The Original Code is "MantaRay" (TM).
17   *
18   * The Initial Developer of the Original Code is Amir Shevat.
19   * Portions created by the Initial Developer are Copyright (C) 2006
20   * Coridan Inc.  All Rights Reserved.
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26   * LGPL license (the "GNU LESSER GENERAL PUBLIC LICENSE"), in which case the
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33   * of this file under either the MPL or the GNU LESSER GENERAL PUBLIC LICENSE.
34   
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36   * This library is free software; you can redistribute it and/or modify it
37   * under the terms of the MPL as stated above or under the terms of the GNU
38   * Lesser General Public License as published by the Free Software Foundation;
39   * either version 2.1 of the License, or any later version.
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41   * This library is distributed in the hope that it will be useful, but WITHOUT
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46  package org.mr;
47  /**
48   * This class holds the static data for Manta Agent
49   * 
50   * @version 1.0
51   * @since Dec 29, 2003
52   * @author Amir Shevat
53   *  
54   */
55  public class MantaAgentConstants {
56      /**
57       * PRIORITY - messages going into a SLA queue ere ordered by there priority X is valid values if ( HIGH >= X <= LOW)
58       * this is the HIGH marker for the range
59       */
60      public static final byte HIGH = 9;
61      /**
62       * PRIORITY - messages going into a SLA queue ere ordered by there priorety X is valid values if ( HIGH >= X <= LOW)
63       * this is the NORMAL marker for the range
64       */
65      public static final byte NORMAL = 5;
66      /**
67       * PRIORITY - messages going into a SLA queue ere ordered by there priorety X is valid values if ( HIGH >= X <= LOW)
68       * this is the LOW marker for the range
69       */
70      public static final byte LOW = 0;
71      
72      /**
73       * DELIVERY MODE
74       */
75      
76      /**
77       * messages will be saved befor been sent to the remote layer
78       */
79      public static final byte PERSISTENT = 2;
80      /**
81       * messages will not be saved befor been sent to the remote layer
82       */
83      public static final byte NON_PERSISTENT = 1;
84      
85      public static final int AGENT_DEFAULT_PRIORITY = NORMAL;
86      
87      /**
88       * DELIVERY MODE
89       */
90      public static final byte AGENT_DEFAULT_DELIVERY_MODE = NON_PERSISTENT;
91      
92      /**
93       * ack types
94       */
95      /**
96       * no acknowledgment will be return by the receiving end 
97       */
98      public static final byte NO_ACK = 66;
99      /**
100      * the layer will send an acknowledgment as soon as the network passed the message up to the layer
101      */
102     public static final byte AUTO_ACK = 1;
103     /**
104      * it is up for the top layers to send acknowledgment, the manta layer will not send an acknowledgment
105      */
106     public static final byte CLIENT_ACK = 2;
107     
108     /**
109      * AUTO_ACK or CLIENT_ACK can be sent (or both) 
110      */
111     public static final byte DUPLICATE_ACK = 3;
112     
113     /**
114      * Do not use this. This is for the JMS adapter use only.
115      */
116     //public static final byte JMS_ACK = 10;
117     
118     public static final byte DEFAULT_ACK_TYPE = AUTO_ACK;
119     
120     /**
121      * default time to leave for messages
122      */
123     public static final long DEFAULT_TTL = 60000;
124     /**
125      * number of PRIORITIES
126      */
127     public static final short TOTAL_PRIORITIES = 10;
128     /** 
129      * the default blocking mode of PERSISTENCY (true = wait until written)
130      */
131     public static final boolean DEFAULT_PERSISTENCY_BLOCKING_MODE = true;
132     
133     /**
134      * from this key in the system property the layer knows where it was installed
135      */
136     public static final String   MANTA_CONFIG = "mantaConfig";
137     
138     public static final String   USE_MANTA_LOG4J = "useMantarayLog4j";
139     
140     
141     // ttl of messages in the system
142     /**
143      * ACK messages with have this time to leave
144      */
145     public final static long ACK_TTL = 60000;
146     /**
147      * control messages with have this time to leave
148      */
149     public final static long CONTROL_MESSAGES_TTL = 600000;
150     
151     
152     // Constants used in log print out
153     /**
154      * log level DEBUG
155      */
156     public final static byte DEBUG = 0;
157     /**
158      * log level INFO
159      */
160     public final static byte INFO = 10;
161     /**
162      * log level WARNING
163      */
164     public final static byte WARNING = 20;
165     /**
166      * log level ERROR
167      */
168     public final static byte ERROR = 30;
169     /**
170      * log level FATAL
171      */
172     public final static byte FATAL = 40;
173     
174     
175 }
176
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