org.apache.catalina.ssi.SSISet Maven / Gradle / Ivy
/*
* 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;
/**
* Implements the Server-side #set command
*
* @author Paul Speed
* @author Dan Sandberg
* @author David Becker
*/
public class SSISet implements SSICommand {
/**
* @see SSICommand
*/
@Override
public long process(SSIMediator ssiMediator, String commandName,
String[] paramNames, String[] paramValues, PrintWriter writer)
throws SSIStopProcessingException {
long lastModified = 0;
String errorMessage = ssiMediator.getConfigErrMsg();
String variableName = null;
for (int i = 0; i < paramNames.length; i++) {
String paramName = paramNames[i];
String paramValue = paramValues[i];
if (paramName.equalsIgnoreCase("var")) {
variableName = paramValue;
} else if (paramName.equalsIgnoreCase("value")) {
if (variableName != null) {
String substitutedValue = ssiMediator
.substituteVariables(paramValue);
ssiMediator.setVariableValue(variableName,
substitutedValue);
lastModified = System.currentTimeMillis();
} else {
ssiMediator.log("#set--no variable specified");
writer.write(errorMessage);
throw new SSIStopProcessingException();
}
} else {
ssiMediator.log("#set--Invalid attribute: " + paramName);
writer.write(errorMessage);
throw new SSIStopProcessingException();
}
}
return lastModified;
}
}