| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.catalina.ssi; |
| |
| import java.io.IOException; |
| import java.io.PrintWriter; |
| import java.util.Date; |
| import java.util.Locale; |
| |
| import org.apache.catalina.util.Strftime; |
| |
| /** |
| * Implements the Server-side #flastmod command |
| * |
| * @author Bip Thelin |
| * @author Paul Speed |
| * @author Dan Sandberg |
| * @author David Becker |
| */ |
| public final class SSIFlastmod implements SSICommand { |
| /** |
| * @see SSICommand |
| */ |
| @Override |
| public long process(SSIMediator ssiMediator, String commandName, |
| String[] paramNames, String[] paramValues, PrintWriter writer) { |
| long lastModified = 0; |
| String configErrMsg = ssiMediator.getConfigErrMsg(); |
| 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"); |
| 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); |
| } |
| } |
| return lastModified; |
| } |
| |
| |
| protected String formatDate(Date date, String configTimeFmt) { |
| Strftime strftime = new Strftime(configTimeFmt, Locale.US); |
| return strftime.format(date); |
| } |
| } |