examples/tomcat6/apache-tomcat-6.0.35-src/java/org/apache/catalina/ssi/SSIExec.java
Merged with mercurial revision 4f3cc813be4 (8 changesets total)
Merged changesets:
- f14cd4bbd33f: Jan Vrany, 2015-03-11 11:41 +0000: Zulu support: added Zulu7 and Zulu8 JavaReleases
- f8bc54a17beb: Jan Vrany, 2015-03-11 12:38 +0000: Java release: On UNIX, prefer OpenJDK over Zulu, on Windows, prefer Zulu over Oracle JDK
- 5dd55aa7d949: Jan Vrany, 2015-03-12 14:50 +0000: Zulu support: move natives from OracleJDK7 to OpenJDK7 as they are used by OpenJDK7 on Windows
- 2127b5057d60: Jan Vrany, 2015-03-13 09:40 +0000: testing: improved run-all.rb script to run tests with different configurations.
- a6d8f5c2ad73: Jan Vrany, 2015-03-13 13:33 +0000: Updated .hgignore
- e18d5c89221d: Jan Vrany, 2015-03-13 16:09 +0000: Java release: consult 64bit registry entries as well as 32 bit when searching for installed JDKs
- 183e4567bda7: Jan Vrany, 2015-03-17 20:56 +0000: Java release: added #is32bit & #is64bit testing methods
- 4f3cc813be4b: Jan Vrany, 2015-03-19 17:27 +0000: settings: JavaCodeLibrary validation refactored and improved
/*
* 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.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import org.apache.catalina.util.IOTools;
/**
* Implements the Server-side #exec command
*
* @author Bip Thelin
* @author Amy Roh
* @author Paul Speed
* @author Dan Sandberg
* @author David Becker
* @version $Id: SSIExec.java,v 1.5 2015-03-20 12:08:05 vrany Exp $
*/
public class SSIExec implements SSICommand {
protected SSIInclude ssiInclude = new SSIInclude();
protected final static int BUFFER_SIZE = 1024;
/**
* @see SSICommand
*/
public long process(SSIMediator ssiMediator, String commandName,
String[] paramNames, String[] paramValues, PrintWriter writer) {
long lastModified = 0;
String configErrMsg = ssiMediator.getConfigErrMsg();
String paramName = paramNames[0];
String paramValue = paramValues[0];
String substitutedValue = ssiMediator.substituteVariables(paramValue);
if (paramName.equalsIgnoreCase("cgi")) {
lastModified = ssiInclude.process(ssiMediator, "include",
new String[]{"virtual"}, new String[]{substitutedValue},
writer);
} else if (paramName.equalsIgnoreCase("cmd")) {
boolean foundProgram = false;
try {
Runtime rt = Runtime.getRuntime();
Process proc = rt.exec(substitutedValue);
foundProgram = true;
BufferedReader stdOutReader = new BufferedReader(
new InputStreamReader(proc.getInputStream()));
BufferedReader stdErrReader = new BufferedReader(
new InputStreamReader(proc.getErrorStream()));
char[] buf = new char[BUFFER_SIZE];
IOTools.flow(stdErrReader, writer, buf);
IOTools.flow(stdOutReader, writer, buf);
proc.waitFor();
lastModified = System.currentTimeMillis();
} catch (InterruptedException e) {
ssiMediator.log("Couldn't exec file: " + substitutedValue, e);
writer.write(configErrMsg);
} catch (IOException e) {
if (!foundProgram) {
//apache doesn't output an error message if it can't find
// a program
}
ssiMediator.log("Couldn't exec file: " + substitutedValue, e);
}
}
return lastModified;
}
}