    001/*
    002 * Licensed to the Apache Software Foundation (ASF) under one or more
    003 * contributor license agreements.  See the NOTICE file distributed with
    004 * this work for additional information regarding copyright ownership.
    005 * The ASF licenses this file to You under the Apache License, Version 2.0
    006 * (the "License"); you may not use this file except in compliance with
    007 * the License.  You may obtain a copy of the License at
    008 *
    009 *      http://www.apache.org/licenses/LICENSE-2.0
    010 *
    011 * Unless required by applicable law or agreed to in writing, software
    012 * distributed under the License is distributed on an "AS IS" BASIS,
    013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    014 * See the License for the specific language governing permissions and
    015 * limitations under the License.
    016 */
    017
    018package org.apache.commons.exec.environment;
    019
    020//import java.io.BufferedReader;
    021//import java.io.IOException;
    022//import java.util.HashMap;
    023//import java.util.Map;
    024//
    025//import org.apache.commons.exec.CommandLine;
    026
    027/**
    028 * Helper class to determine the environment variable for VMS.
    029 *
    030 * @deprecated No longer needed.
    031 */
    032@Deprecated
    033public class OpenVmsProcessingEnvironment extends DefaultProcessingEnvironment {
    034
    035    /*
    036     * Hopefully removing super-class overrides won't cause Clirr error. If necessary can just delegate to super-class.
    037     */
    038
    039//    /**
    040//     * Find the list of environment variables for this process.
    041//     *
    042//     * @return a map containing the environment variables
    043//     * @throws IOException the operation failed
    044//     */
    045//    @Override
    046//    protected Map<String, String> createProcEnvironment() throws IOException {
    047//        if (procEnvironment == null) {
    048//            final BufferedReader in = runProcEnvCommand();
    049//            procEnvironment = addVMSenvironmentVariables(new HashMap<String, String>(), in);
    050//        }
    051//
    052//        return procEnvironment;
    053//    }
    054//
    055//    /**
    056//     * Determine the OS specific command line to get a list of environment
    057//     * variables.
    058//     *
    059//     * @return the command line
    060//     */
    061//    @Override
    062//    protected CommandLine getProcEnvCommand() {
    063//        final CommandLine commandLine = new CommandLine("show");
    064//        commandLine.addArgument("symbol/global"); // the parser assumes symbols are global
    065//        commandLine.addArgument("*");
    066//        return commandLine;
    067//    }
    068//
    069//    /**
    070//     * This method is VMS specific and used by getProcEnvironment(). Parses VMS
    071//     * symbols from {@code in} and adds them to {@code environment}.
    072//     * {@code in} is expected to be the output of "SHOW SYMBOL/GLOBAL *".
    073//     *
    074//     * @param environment the current environment
    075//     * @param in the reader from the process to determine VMS env variables
    076//     * @return the updated environment
    077//     * @throws IOException operation failed
    078//     */
    079//    private Map<String, String> addVMSenvironmentVariables(final Map<String, String> environment,
    080//            final BufferedReader in) throws IOException {
    081//        String line;
    082//        while ((line = in.readLine()) != null) {
    083//            final String SEP = "=="; // global symbol separator
    084//            final int sepidx = line.indexOf(SEP);
    085//            if (sepidx > 0) {
    086//                final String name = line.substring(0, sepidx).trim();
    087//                String value = line.substring(sepidx+SEP.length()).trim();
    088//                value = value.substring(1,value.length()-1); // drop enclosing quotes
    089//                environment.put(name,value);
    090//            }
    091//        }
    092//        return environment;
    093//    }
    094}