/*

 * Copyright (c) 2019, 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.

 */

package jdk.jpackage.test;

import java.io.File;

import java.nio.file.Files;

import java.nio.file.Path;

import static java.nio.file.StandardCopyOption.REPLACE_EXISTING;

import java.util.ArrayList;

import java.util.List;

/**

 * Tool to compile Java sources and pack in a jar file.

 */

public final class JarBuilder {

    public JarBuilder() {

        sourceFiles = new ArrayList<>();

    }

    public JarBuilder setOutputJar(File v) {

        outputJar = v;

        return this;

    }

    public JarBuilder setMainClass(String v) {

        mainClass = v;

        return this;

    }

    public JarBuilder addSourceFile(Path v) {

        sourceFiles.add(v);

        return this;

    }

    public JarBuilder setModuleVersion(String v) {

        moduleVersion = v;

        return this;

    }

    public void create() {

        TKit.withTempDirectory("jar-workdir", workDir -> {

            Path tmpJar = workDir.resolve("foo.jar");

            Executor jarExe = new Executor();

            if (moduleVersion != null) {

                jarExe.addArguments(String.format("--module-version=%s",

                        moduleVersion));

            }

            if (mainClass != null) {

                jarExe.addArguments("-e", mainClass);

            }

            jarExe.addArguments("-C", workDir.toString(), ".");

            outputJar.getParentFile().mkdirs();

            Files.copy(tmpJar, outputJar.toPath(), REPLACE_EXISTING);

        });

    }

    private List<Path> sourceFiles;

    private File outputJar;

    private String mainClass;

    private String moduleVersion;

}