/*
* SSIFlastmod.java
* $Header: /home/cvs/jakarta-tomcat-4.0/catalina/src/share/org/apache/catalina/ssi/SSIFlastmod.java,v 1.3 2002/11/25 10:15:42 dsandberg Exp $
* $Revision: 1.3 $
* $Date: 2002/11/25 10:15:42 $
*
* ====================================================================
*
* The Apache Software License, Version 1.1
*
* Copyright (c) 1999 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "The Jakarta Project", "Tomcat", and "Apache Software
* Foundation" must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache"
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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*
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*
* [Additional notices, if required by prior licensing conditions]
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*/
package org.apache.catalina.ssi;
import java.io.IOException;
import java.io.PrintWriter;
import java.text.SimpleDateFormat;
import java.util.Date;
import org.apache.catalina.util.DateTool;
import org.apache.catalina.util.Strftime;
/**
* Implements the Server-side #flastmod command
*
* @author Bip Thelin
* @author Paul Speed
* @author Dan Sandberg
* @version $Revision: 1.3 $, $Date: 2002/11/25 10:15:42 $
*/
public final class SSIFlastmod implements SSICommand {
/**
* @see SSICommand
*/
public void process(SSIMediator ssiMediator,
String commandName,
String[] paramNames,
String[] paramValues,
PrintWriter writer) {
String configErrMsg = ssiMediator.getConfigErrMsg();
StringBuffer buf = new StringBuffer();
for(int i=0;i<paramNames.length;i++) {
String paramName = paramNames[i];
String paramValue = paramValues[i];
String substitutedValue = ssiMediator.substituteVariables( paramValue );
try {
if ( paramName.equalsIgnoreCase("file") ||
paramName.equalsIgnoreCase("virtual") ) {
boolean virtual = paramName.equalsIgnoreCase("virtual");
long lastModified = ssiMediator.getFileLastModified( substitutedValue, virtual );
Date date = new Date( lastModified );
String configTimeFmt = ssiMediator.getConfigTimeFmt();
writer.write( formatDate(date, configTimeFmt ) );
} else {
ssiMediator.log("#flastmod--Invalid attribute: " + paramName );
writer.write( configErrMsg );
}
} catch ( IOException e ) {
ssiMediator.log("#flastmod--Couldn't get last modified for file: " + substitutedValue, e );
writer.write( configErrMsg );
}
}
}
protected String formatDate( Date date, String configTimeFmt ) {
Strftime strftime = new Strftime( configTimeFmt, DateTool.LOCALE_US );
return strftime.format( date );
}
}