Merge pull request #4 from apache/dev

        run: sh ./dockerfile/hooks/check

      - name: Prepare e2e env

        run: |

          sudo apt-get install -y libxss1 libappindicator1 libindicator7 xvfb unzip

          sudo apt-get install -y libxss1 libappindicator1 libindicator7 xvfb unzip libgbm1

          wget https://dl.google.com/linux/direct/google-chrome-stable_current_amd64.deb

          sudo dpkg -i google-chrome*.deb

          sudo apt-get install -f -y

dolphinscheduler-ui/dist/lib/external/

/dolphinscheduler-dao/src/main/resources/dao/data_source.properties

!/zookeeper_data/

-Xmx1024m -XX:MaxMetaspaceSize=256m

/*

 * Copyright 2007-present the original author or authors.

 *

 * Licensed 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.

 */

import java.net.*;

import java.io.*;

import java.nio.channels.*;

import java.util.Properties;

public class MavenWrapperDownloader {

    private static final String WRAPPER_VERSION = "0.5.6";

    /**

     * Default URL to download the maven-wrapper.jar from, if no 'downloadUrl' is provided.

     */

    private static final String DEFAULT_DOWNLOAD_URL = "https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/"

        + WRAPPER_VERSION + "/maven-wrapper-" + WRAPPER_VERSION + ".jar";

    /**

     * Path to the maven-wrapper.properties file, which might contain a downloadUrl property to

     * use instead of the default one.

     */

    private static final String MAVEN_WRAPPER_PROPERTIES_PATH =

            ".mvn/wrapper/maven-wrapper.properties";

    /**

     * Path where the maven-wrapper.jar will be saved to.

     */

    private static final String MAVEN_WRAPPER_JAR_PATH =

            ".mvn/wrapper/maven-wrapper.jar";

    /**

     * Name of the property which should be used to override the default download url for the wrapper.

     */

    private static final String PROPERTY_NAME_WRAPPER_URL = "wrapperUrl";

    public static void main(String args[]) {

        System.out.println("- Downloader started");

        File baseDirectory = new File(args[0]);

        System.out.println("- Using base directory: " + baseDirectory.getAbsolutePath());

        // If the maven-wrapper.properties exists, read it and check if it contains a custom

        // wrapperUrl parameter.

        File mavenWrapperPropertyFile = new File(baseDirectory, MAVEN_WRAPPER_PROPERTIES_PATH);

        String url = DEFAULT_DOWNLOAD_URL;

        if(mavenWrapperPropertyFile.exists()) {

            FileInputStream mavenWrapperPropertyFileInputStream = null;

            try {

                mavenWrapperPropertyFileInputStream = new FileInputStream(mavenWrapperPropertyFile);

                Properties mavenWrapperProperties = new Properties();

                mavenWrapperProperties.load(mavenWrapperPropertyFileInputStream);

                url = mavenWrapperProperties.getProperty(PROPERTY_NAME_WRAPPER_URL, url);

            } catch (IOException e) {

                System.out.println("- ERROR loading '" + MAVEN_WRAPPER_PROPERTIES_PATH + "'");

            } finally {

                try {

                    if(mavenWrapperPropertyFileInputStream != null) {

                        mavenWrapperPropertyFileInputStream.close();

                    }

                } catch (IOException e) {

                    // Ignore ...

                }

            }

        }

        System.out.println("- Downloading from: " + url);

        File outputFile = new File(baseDirectory.getAbsolutePath(), MAVEN_WRAPPER_JAR_PATH);

        if(!outputFile.getParentFile().exists()) {

            if(!outputFile.getParentFile().mkdirs()) {

                System.out.println(

                        "- ERROR creating output directory '" + outputFile.getParentFile().getAbsolutePath() + "'");

            }

        }

        System.out.println("- Downloading to: " + outputFile.getAbsolutePath());

        try {

            downloadFileFromURL(url, outputFile);

            System.out.println("Done");

            System.exit(0);

        } catch (Throwable e) {

            System.out.println("- Error downloading");

            e.printStackTrace();

            System.exit(1);

        }

    }

    private static void downloadFileFromURL(String urlString, File destination) throws Exception {

        if (System.getenv("MVNW_USERNAME") != null && System.getenv("MVNW_PASSWORD") != null) {

            String username = System.getenv("MVNW_USERNAME");

            char[] password = System.getenv("MVNW_PASSWORD").toCharArray();

            Authenticator.setDefault(new Authenticator() {

                @Override

                protected PasswordAuthentication getPasswordAuthentication() {

                    return new PasswordAuthentication(username, password);

                }

            });

        }

        URL website = new URL(urlString);

        ReadableByteChannel rbc;

        rbc = Channels.newChannel(website.openStream());

        FileOutputStream fos = new FileOutputStream(destination);

        fos.getChannel().transferFrom(rbc, 0, Long.MAX_VALUE);

        fos.close();

        rbc.close();

    }

}

distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.6.3/apache-maven-3.6.3-bin.zip

wrapperUrl=https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/0.5.6/maven-wrapper-0.5.6.jar