/*

 * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

/*

 * @test

 * @bug 8193660

 * @summary Check SOURCE line in "release" file for closedjdk

 * @run main CheckSource

 */

import java.io.BufferedReader;

import java.io.File;

import java.io.FileReader;

import java.io.FileNotFoundException;

import java.io.IOException;

public class CheckSource {

    CheckSource(String dataFile, boolean isOpenJDK) {

        // Read data files

        readFile(dataFile, isOpenJDK);

    }

    private void readFile(String fileName, boolean isOpenJDK) {

        String fishForSOURCE = null;

        File file = new File(fileName);

        // open the stream to read in for Entries

        try (BufferedReader buffRead =

            new BufferedReader(new FileReader(fileName))) {

            // this is the string read

            String readIn;

            // let's read some strings!

            while ((readIn = buffRead.readLine()) != null) {

                readIn = readIn.trim();

                // throw out blank lines

                if (readIn.length() == 0)

                    continue;

                // grab SOURCE line

                if (readIn.startsWith("SOURCE=")) {

                    fishForSOURCE = readIn;

                    break;

                }

            }

        } catch (FileNotFoundException fileExcept) {

            throw new RuntimeException("File " + fileName +

                                       " not found reading data!", fileExcept);

        } catch (IOException ioExcept) {

            throw new RuntimeException("Unexpected problem reading data!",

                                       ioExcept);

        }

        // was SOURCE even found?

        if (fishForSOURCE == null) {

            throw new RuntimeException("SOURCE line was not found!");

        } else {

            // OK it was found, did it have correct sources?

            System.out.println("The source string found: " + fishForSOURCE);

            // First it MUST have .: regardless of closed or openJDK

            if (!fishForSOURCE.contains(".:")) {

                throw new RuntimeException("The test failed, .: not found!");

            }

            // take out the .: source path

            fishForSOURCE = fishForSOURCE.replace(".:", "");

            // if its closedJDK it MUST have open:

            if (!isOpenJDK && !fishForSOURCE.contains("open:")) {

                throw new RuntimeException("The test failed, open: not found!");

            }

            // take out the open: source path

            fishForSOURCE = fishForSOURCE.replace("open:", "");

            // if any other source exists, that's an error

            if (fishForSOURCE.contains(":")) {

                throw new RuntimeException("The test failed, additional sources found!");

            }

        }

        // Everything was fine

        System.out.println("The test passed!");

    }

    public static void main(String args[]) {

        String jdkPath = System.getProperty("test.jdk");

        String runtime = System.getProperty("java.runtime.name");

        System.out.println("JDK Path : " + jdkPath);

        System.out.println("Runtime Name : " + runtime);

        new CheckSource(jdkPath + "/release",

                              runtime.contains("OpenJDK"));

    }

}