| /* |
| * 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.PrintWriter; |
| import java.util.Collection; |
| import java.util.Iterator; |
| /** |
| * Implements the Server-side #printenv command |
| * |
| * @author Dan Sandberg |
| * @author David Becker |
| */ |
| public class SSIPrintenv implements SSICommand { |
| /** |
| * @see SSICommand |
| */ |
| @Override |
| 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<String> variableNames = ssiMediator.getVariableNames(); |
| Iterator<String> iter = variableNames.iterator(); |
| while (iter.hasNext()) { |
| String variableName = 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; |
| } |
| } |