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//---PACKAGE DECLARATION--- |
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package uk.ac.ukc.iscream.conient.datacomponents; |
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|
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//---IMPORTS--- |
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import javax.swing.JLabel; |
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import java.awt.GridLayout; |
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import java.util.Date; |
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import java.text.DateFormat; |
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import uk.ac.ukc.iscream.util.DateUtils; |
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|
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/** |
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* This is DataComponent specifically for converting |
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* uptime into a nice format. |
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* |
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* As this is essentially just string data we just |
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* extend StringDataComponent, intercepting the value |
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* to convert it. |
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* |
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* @author $Author: ajm4 $ |
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* @version $Id: DateDataComponent.java,v 1.6 2001/01/29 17:02:32 ajm4 Exp $ |
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*/ |
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public class UptimeDataComponent extends StringDataComponent { |
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|
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//---FINAL ATTRIBUTES--- |
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|
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//---STATIC METHODS--- |
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|
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//---CONSTRUCTORS--- |
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|
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/** |
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* Creates the component with a friendly name to be |
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* used as label, but as we're a very basic |
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* extension of StringDataComponent, we just construct |
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* that. |
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* |
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* @param name the friendly name |
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* @param attribute the data attribute we look after |
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*/ |
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public UptimeDataComponent(String name, String attribute) { |
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super(name, attribute); |
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} |
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|
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//---PUBLIC METHODS--- |
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|
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//---PRIVATE METHODS--- |
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|
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//---ACCESSOR/MUTATOR METHODS--- |
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|
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/** |
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* This takes the String value of the parameter that this component |
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* is monitoring direct from the packet, it then performs all |
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* approriate conversions and displays the data. |
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* |
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* In this case all we do is change string and pass it to our |
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* super class for displaying. Note that we need to *1000 |
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* as the data standard is for time in seconds, but java likes |
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* milliseconds. |
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* |
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* @param value the value for this data component |
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* @throws DataFormatException if there was a problem converting the data for display |
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*/ |
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public void setValue(String value) throws DataFormatException { |
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try { |
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if(!_cache.equals(value)) { |
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_cache = value; |
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value = DateUtils.formatTime(Long.parseLong(value), "%DAYS% days %HOURS% hours %MINS% mins %SECS% secs"); |
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super.setValue(value); |
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} |
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} catch (Exception e) { |
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throw new DataFormatException(value + " is an invalid data type for " + toString()); |
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} |
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} |
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|
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//---ATTRIBUTES--- |
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|
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/** |
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* Remebers what the last value was, so we |
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* only update if we have to. |
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*/ |
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String _cache = ""; |
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|
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//---STATIC ATTRIBUTES--- |
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|
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} |
