Java Args Parse parseLines(String[] lines)

Description

parse Lines

License

Open Source License

Declaration

public static HashMap<String, String> parseLines(String[] lines) 

Method Source Code

//package com.java2s;
/******************************************************************************* 
 * Copyright (c) 2017 Red Hat, Inc. //from   w  w  w. j  a  va 2  s  .  c o m
 * Distributed under license by Red Hat, Inc. All rights reserved. 
 * This program is made available under the terms of the 
 * Eclipse Public License v1.0 which accompanies this distribution, 
 * and is available at http://www.eclipse.org/legal/epl-v10.html 
 * 
 * Contributors: 
 * Red Hat, Inc. - initial API and implementation 
 ******************************************************************************/

import java.util.HashMap;

public class Main {
    private static final String PREFIX_SET = "set ";
    private static final String PREFIX_SETX = "setx ";
    private static final String PREFIX_EXPORT = "export ";

    public static HashMap<String, String> parseLines(String[] lines) {
        HashMap<String, String> adbEnv = new HashMap<>();
        for (String oneAppend : lines) {
            String[] allAppends = oneAppend.split("\n");
            for (int i = 0; i < allAppends.length; i++) {
                String setEnvVarCommand = getLineType(allAppends[i]);
                if (setEnvVarCommand != null) {
                    String setEnvVarDelim = getDelim(setEnvVarCommand);
                    String lineRemainder = allAppends[i].trim().substring(
                            setEnvVarCommand.length());
                    int eq = lineRemainder.indexOf(setEnvVarDelim);
                    if (eq != -1) {
                        String k = lineRemainder.substring(0, eq);
                        String v = lineRemainder.substring(eq + 1);
                        if (v.startsWith("\"") && v.endsWith("\"")) {
                            v = v.substring(1);
                            v = v.substring(0, v.length() - 1);
                        }
                        adbEnv.put(k, v);
                    }
                }
            }
        }
        return adbEnv.size() > 0 ? adbEnv : null;
    }

    private static String getLineType(String line) {
        String trimmedLower = line.trim().toLowerCase();
        if (trimmedLower.startsWith(PREFIX_SET))
            return PREFIX_SET;
        if (trimmedLower.startsWith(PREFIX_SETX))
            return PREFIX_SETX;
        if (trimmedLower.startsWith(PREFIX_EXPORT))
            return PREFIX_EXPORT;
        return null;
    }

    private static String getDelim(String type) {
        if (type.startsWith(PREFIX_SET))
            return "=";
        if (type.startsWith(PREFIX_SETX))
            return " ";
        if (type.startsWith(PREFIX_EXPORT))
            return "=";
        return null;
    }
}

Related

1. parseArguments(String[] args)
2. parseCLInput(String[] args)
3. parseCommandLine(String[] args)
4. parseCommandLineArguments(String[] args)
5. parseCommandLineArguments(String[] args)
6. parseProgramArguments(String[] args)
7. parseProviderOptions(String[] options)
8. parseStringArrayToSet(String[] value)