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package uk.ac.ukc.iscream.core.loggers; |
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//---IMPORTS--- |
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import uk.ac.ukc.iscream.core.LoggerImpl; |
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import uk.ac.ukc.iscream.core.Logger; |
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import uk.ac.ukc.iscream.util.*; |
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import uk.ac.ukc.iscream.core.*; |
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import java.io.IOException; |
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/** |
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* @author $Author$ |
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* @version $Id$ |
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*/ |
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class MultiLogger implements LoggerImpl { |
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public class MultiLogger implements LoggerImpl { |
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//---FINAL ATTRIBUTES--- |
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* Creates a new MultiLogger. |
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*/ |
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public MultiLogger() throws IOException { |
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_screenlog = new ScreenLogger(); |
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_filelog = new FileLogger(); |
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write(this.toString(), Logger.SYSINIT, "started"); |
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_screenlog = new ScreenLogger(); |
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_filelog = new FileLogger(); |
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write(toString(), Logger.SYSINIT, "started"); |
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} |
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//---PUBLIC METHODS--- |
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/** |
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* The write() method takes a message, formats it using the |
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* formatLogLine() method, and then outputs it to the screen |
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* using System.out.println(). The source is usually the |
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* calling object, referenced by `this'. The method has been |
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* made synchronized to avoid it being called by two different |
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* objects and the output ending up merged on the screen. |
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* |
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* @param source A string representation of the calling object. |
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* @param verbosity the verbosity of this message |
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* @param message The text to be logged. |
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*/ |
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* The write() method takes a message, formats it using the |
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* formatLogLine() method, and then outputs it to the screen |
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* using System.out.println(). The source is usually the |
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* calling object, referenced by `this'. The method has been |
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* made synchronized to avoid it being called by two different |
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* objects and the output ending up merged on the screen. |
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* |
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* @param source A string representation of the calling object. |
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* @param verbosity the verbosity of this message |
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* @param message The text to be logged. |
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*/ |
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public synchronized void write(String source, int verbosity, String message) { |
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_screenlog.write(source, verbosity, message); |
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_filelog.write(source, verbosity, message); |
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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.FormatName 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 this.getClass().getName() + "(" + REVISION.substring(11, REVISION.length() - 2) + ")"; |
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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 reference to the ScreenLogger we'll use |
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*/ |
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private LoggerImpl _screenlog; |
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/** |
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* A reference to the FileLogger we'll use |
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*/ |
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private LoggerImpl _filelog; |
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/** |
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* A reference to the ScreenLogger we'll use |
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*/ |
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private LoggerImpl _screenlog; |
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/** |
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* A reference to the FileLogger we'll use |
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*/ |
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private LoggerImpl _filelog; |
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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 = Core.NAME; |
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//---STATIC ATTRIBUTES--- |
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