cms/util/XMLPacket.java

//---PACKAGE DECLARATION---
package uk.org.iscream.util;

//---IMPORTS---
import java.util.*;

/**
 * Object in which to store incoming XML data for processing
 * by a component of the system.
 *
 * @author  $Author: tdb1 $
 * @version $Id: XMLPacket.java,v 1.10 2001/01/28 05:47:05 tdb1 Exp $
 */
public class XMLPacket {

//---FINAL ATTRIBUTES---

    /**
     * The current CVS revision of this class
     */
    public final String REVISION = "$Revision: 1.10 $";
    
//---STATIC METHODS---

//---CONSTRUCTORS---

//---PUBLIC METHODS---

    /**
     * Add a key and value pair to the HashMap.
     *
     * @param key The key value
     * @param value The value associated with the key
     */
    public synchronized void addParam (String key, String value) {
        _params.put(key, value);
    }
    
    /**
     * Return the value associated with a particular key.
     * Returns null if the key does not exist, although
     * this should not necessarily indicate that the key
     * does not exist.
     *
     * @param key The key to retrieve
     * @return The value associated with the key, if one exists, otherwise null.
     */
    public synchronized String getParam (String key) {
        return (String) _params.get(key);
    }
    
    /**
     * Return a Set of the keys in the HashMap.
     *
     * @return a Set of the values in this Packet.
     */
    public synchronized Set getSet () {
        return _params.keySet();
    }
    
    /**
     * Find if a particular key exists in the HashMap.
     *
     * @param key The key to check for
     * @return whether the key exists
     */
    public synchronized boolean containsKey(String key){
        return _params.containsKey(key);
    }
    
    /**
     * Print out the entire HashMap.
     * (Mainly for assisting debugging.)
     *
     * @return A String representation of the data in this Packet
     */
    public synchronized String printAll () {
        return _params.toString();
    }

    /**
     * Overrides the {@link java.lang.Object#toString() Object.toString()}
     * method to provide clean logging (every class should have this).
     *
     * This uses the uk.org.iscream.util.NameFormat class
     * to format the toString()
     *
     * @return the name of this class and its CVS revision
     */
    public String toString() {
        return FormatName.getName(
            _name,
            getClass().getName(),
            REVISION);
    }

//---PRIVATE METHODS---

//---ACCESSOR/MUTATOR METHODS---

//---ATTRIBUTES---

    /**
     * A HashMap of parameters
     */
    private HashMap _params = new HashMap();

    /**
     * This is the friendly identifier of the
     * component this class is running in.
     * eg, a Filter may be called "filter1",
     * If this class does not have an owning
     * component,  a name from the configuration
     * can be placed here.  This name could also
     * be changed to null for utility classes.
     */
    private String _name = null;

//---STATIC ATTRIBUTES---

}
Revision:	1.11
Committed:	Wed Mar 14 23:25:29 2001 UTC (23 years, 1 month ago) by tdb
Branch:	MAIN
CVS Tags:	PROJECT_COMPLETION
Changes since 1.10:	+5 -5 lines
Log Message:	The whole server package structure has been changed. Old Package: uk.ac.ukc.iscream.* New Package: uk.org.iscream.*
#	Content
1	//---PACKAGE DECLARATION---
2	package uk.org.iscream.util;
3
4	//---IMPORTS---
5	import java.util.*;
6
7	/**
8	* Object in which to store incoming XML data for processing
9	* by a component of the system.
10	*
11	* @author $Author: tdb1 $
12	* @version $Id: XMLPacket.java,v 1.10 2001/01/28 05:47:05 tdb1 Exp $
13	*/
14	public class XMLPacket {
15
16	//---FINAL ATTRIBUTES---
17
18	/**
19	* The current CVS revision of this class
20	*/
21	public final String REVISION = "$Revision: 1.10 $";
22
23	//---STATIC METHODS---
24
25	//---CONSTRUCTORS---
26
27	//---PUBLIC METHODS---
28
29	/**
30	* Add a key and value pair to the HashMap.
31	*
32	* @param key The key value
33	* @param value The value associated with the key
34	*/
35	public synchronized void addParam (String key, String value) {
36	_params.put(key, value);
37	}
38
39	/**
40	* Return the value associated with a particular key.
41	* Returns null if the key does not exist, although
42	* this should not necessarily indicate that the key
43	* does not exist.
44	*
45	* @param key The key to retrieve
46	* @return The value associated with the key, if one exists, otherwise null.
47	*/
48	public synchronized String getParam (String key) {
49	return (String) _params.get(key);
50	}
51
52	/**
53	* Return a Set of the keys in the HashMap.
54	*
55	* @return a Set of the values in this Packet.
56	*/
57	public synchronized Set getSet () {
58	return _params.keySet();
59	}
60
61	/**
62	* Find if a particular key exists in the HashMap.
63	*
64	* @param key The key to check for
65	* @return whether the key exists
66	*/
67	public synchronized boolean containsKey(String key){
68	return _params.containsKey(key);
69	}
70
71	/**
72	* Print out the entire HashMap.
73	* (Mainly for assisting debugging.)
74	*
75	* @return A String representation of the data in this Packet
76	*/
77	public synchronized String printAll () {
78	return _params.toString();
79	}
80
81	/**
82	* Overrides the {@link java.lang.Object#toString() Object.toString()}
83	* method to provide clean logging (every class should have this).
84	*
85	* This uses the uk.org.iscream.util.NameFormat class
86	* to format the toString()
87	*
88	* @return the name of this class and its CVS revision
89	*/
90	public String toString() {
91	return FormatName.getName(
92	_name,
93	getClass().getName(),
94	REVISION);
95	}
96
97	//---PRIVATE METHODS---
98
99	//---ACCESSOR/MUTATOR METHODS---
100
101	//---ATTRIBUTES---
102
103	/**
104	* A HashMap of parameters
105	*/
106	private HashMap _params = new HashMap();
107
108	/**
109	* This is the friendly identifier of the
110	* component this class is running in.
111	* eg, a Filter may be called "filter1",
112	* If this class does not have an owning
113	* component, a name from the configuration
114	* can be placed here. This name could also
115	* be changed to null for utility classes.
116	*/
117	private String _name = null;
118
119	//---STATIC ATTRIBUTES---
120
121	}