| /* |
| * Copyright 1999,2004 The Apache Software Foundation. Licensed 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.PrintWriter; |
| import java.util.Collection; |
| import java.util.Iterator; |
| /** |
| * Implements the Server-side #printenv command |
| * |
| * @author Dan Sandberg |
| * @author David Becker |
| * @version $Revision$, $Date$ |
| */ |
| public class SSIPrintenv implements SSICommand { |
| /** |
| * @see SSICommand |
| */ |
| public long process(SSIMediator ssiMediator, String commandName, |
| String[] paramNames, String[] paramValues, PrintWriter writer) { |
| long lastModified = 0; |
| //any arguments should produce an error |
| if (paramNames.length > 0) { |
| String errorMessage = ssiMediator.getConfigErrMsg(); |
| writer.write(errorMessage); |
| } else { |
| Collection variableNames = ssiMediator.getVariableNames(); |
| Iterator iter = variableNames.iterator(); |
| while (iter.hasNext()) { |
| String variableName = (String)iter.next(); |
| String variableValue = ssiMediator |
| .getVariableValue(variableName); |
| //This shouldn't happen, since all the variable names must |
| // have values |
| if (variableValue == null) { |
| variableValue = "(none)"; |
| } |
| writer.write(variableName); |
| writer.write('='); |
| writer.write(variableValue); |
| writer.write('\n'); |
| lastModified = System.currentTimeMillis(); |
| } |
| } |
| return lastModified; |
| } |
| } |