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import java.util.HashMap; |
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//---PACKAGE DECLARATION--- |
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package uk.ac.ukc.iscream.util; |
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// Paul Mutton, pjm2@ukc.ac.uk |
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//---IMPORTS--- |
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import java.util.*; |
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// Object in which to store incoming XML data |
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// to be passed around the CORBA system. |
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/** |
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* Object in which to store incoming XML data for processing |
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* by a component of the system. |
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* |
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* @author $Author$ |
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* @version $Id$ |
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*/ |
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public class XMLPacket { |
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// Add a key and value pair to the HashMap. |
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//---FINAL ATTRIBUTES--- |
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|
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/** |
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* The current CVS revision of this class |
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*/ |
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public final String REVISION = "$Revision$"; |
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//---STATIC METHODS--- |
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//---CONSTRUCTORS--- |
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//---PUBLIC METHODS--- |
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|
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/** |
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* Add a key and value pair to the HashMap. |
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* |
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* @param key The key value |
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* @param value The value associated with the key |
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*/ |
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public synchronized void addParam (String key, String value) { |
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params.put(key, value); |
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// debug by println ;-) |
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// System.out.println("Adding to hash: " + key + " = " + value); |
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// end debug code |
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_params.put(key, value); |
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} |
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// Return the value associated with a particular key. |
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// Returns null if the key does not exist, although |
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// this should not necessarily indicate that the key |
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// does not exist. |
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/** |
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* Return the value associated with a particular key. |
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* Returns null if the key does not exist, although |
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* this should not necessarily indicate that the key |
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* does not exist. |
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* |
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* @param key The key to retrieve |
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* @return The value associated with the key, if one exists, otherwise null. |
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*/ |
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public synchronized String getParam (String key) { |
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return (String)params.get(key); |
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return (String) _params.get(key); |
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} |
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// Print out the entire HashMap. |
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// (Mainly for assisting debugging.) |
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/** |
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* Return a Set of the keys in the HashMap. |
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* |
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* @return a Set of the values in this Packet. |
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*/ |
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public synchronized Set getSet () { |
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return _params.keySet(); |
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} |
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/** |
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* Find if a particular key exists in the HashMap. |
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* |
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* @param key The key to check for |
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* @return whether the key exists |
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*/ |
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public synchronized boolean containsKey(String key){ |
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return _params.containsKey(key); |
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} |
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/** |
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* Print out the entire HashMap. |
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* (Mainly for assisting debugging.) |
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* |
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* @return A String representation of the data in this Packet |
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*/ |
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public synchronized String printAll () { |
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return params.toString(); |
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return _params.toString(); |
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} |
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private HashMap params = new HashMap(); |
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/** |
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* Overrides the {@link java.lang.Object#toString() Object.toString()} |
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* method to provide clean logging (every class should have this). |
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* |
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* This uses the uk.ac.ukc.iscream.util.NameFormat class |
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* to format the toString() |
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* |
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* @return the name of this class and its CVS revision |
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*/ |
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public String toString() { |
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return FormatName.getName( |
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_name, |
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getClass().getName(), |
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REVISION); |
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} |
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//---PRIVATE METHODS--- |
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//---ACCESSOR/MUTATOR METHODS--- |
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//---ATTRIBUTES--- |
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/** |
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* A HashMap of parameters |
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*/ |
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private HashMap _params = new HashMap(); |
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/** |
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* This is the friendly identifier of the |
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* component this class is running in. |
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* eg, a Filter may be called "filter1", |
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* If this class does not have an owning |
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* component, a name from the configuration |
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* can be placed here. This name could also |
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* be changed to null for utility classes. |
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*/ |
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private String _name = null; |
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//---STATIC ATTRIBUTES--- |
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} |
