This is an automated email from the ASF dual-hosted git repository.

hboutemy pushed a commit to branch it_run_mvnw
in repository https://gitbox.apache.org/repos/asf/maven-wrapper.git

commit 33f02682196d262901f3988202a556e63733af49
Author: HervĂ© Boutemy <[email protected]>
AuthorDate: Fri Dec 10 18:52:39 2021 +0100

    try to run mvnw during ITs
---
 .mvn/wrapper/MavenWrapperDownloader.java           | 142 +++++++++
 .mvn/wrapper/maven-wrapper.properties              |  18 ++
 maven-wrapper-plugin/pom.xml                       |   2 +
 .../src/it/projects/default/pom.xml                |  37 +++
 .../src/it/projects/default/verify.groovy          |   7 +-
 .../src/it/projects/includeDebug/pom.xml           |  37 +++
 .../src/it/projects/mavenversion/pom.xml           |  37 +++
 .../src/it/projects/mavenversion/verify.groovy     |   6 +
 .../src/it/projects/type_bin/pom.xml               |  37 +++
 .../src/it/projects/type_bin/verify.groovy         |   8 +-
 .../src/it/projects/type_source/pom.xml            |  37 +++
 .../src/it/projects/type_source/verify.groovy      |   4 +-
 mvnw                                               | 316 +++++++++++++++++++++
 mvnw.cmd                                           | 188 ++++++++++++
 14 files changed, 873 insertions(+), 3 deletions(-)

diff --git a/.mvn/wrapper/MavenWrapperDownloader.java 
b/.mvn/wrapper/MavenWrapperDownloader.java
new file mode 100644
index 0000000..7cdb7a2
--- /dev/null
+++ b/.mvn/wrapper/MavenWrapperDownloader.java
@@ -0,0 +1,142 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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 = "3.1.0-SNAPSHOT";
+
+    /**
+     * 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/org/apache/maven/wrapper/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();
+    }
+
+}
diff --git a/.mvn/wrapper/maven-wrapper.properties 
b/.mvn/wrapper/maven-wrapper.properties
new file mode 100644
index 0000000..e4e2ab5
--- /dev/null
+++ b/.mvn/wrapper/maven-wrapper.properties
@@ -0,0 +1,18 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.8.3/apache-maven-3.8.3-bin.zip
+wrapperUrl=https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.1.0-SNAPSHOT/maven-wrapper-3.1.0-SNAPSHOT.zip
diff --git a/maven-wrapper-plugin/pom.xml b/maven-wrapper-plugin/pom.xml
index d5b7686..1d56e23 100644
--- a/maven-wrapper-plugin/pom.xml
+++ b/maven-wrapper-plugin/pom.xml
@@ -112,6 +112,7 @@ under the License.
             <configuration>
               <goals>
                 
<goal>${project.groupId}:${project.artifactId}:${project.version}:wrapper</goal>
+                <goal>exec:exec</goal>
               </goals>
               <projectsDirectory>src/it/projects</projectsDirectory>
               <debug>false</debug>
@@ -130,6 +131,7 @@ under the License.
                 <https.protocols>${https.protocols}</https.protocols>
               </properties>
               <ignoreFailures>${maven.it.failure.ignore}</ignoreFailures>
+              <streamLogsOnFailures>true</streamLogsOnFailures>
             </configuration>
             <executions>
               <execution>
diff --git a/maven-wrapper-plugin/src/it/projects/default/pom.xml 
b/maven-wrapper-plugin/src/it/projects/default/pom.xml
index ed54d55..cbec1de 100644
--- a/maven-wrapper-plugin/src/it/projects/default/pom.xml
+++ b/maven-wrapper-plugin/src/it/projects/default/pom.xml
@@ -26,4 +26,41 @@ under the License.
   <artifactId>extension</artifactId>
   <version>1.0.0-SNAPSHOT</version>
   <packaging>pom</packaging>
+
+  <properties>
+    <cmd></cmd>
+  </properties>
+
+  <build>
+    <pluginManagement>
+      <plugins>
+        <plugin>
+          <groupId>org.codehaus.mojo</groupId>
+          <artifactId>exec-maven-plugin</artifactId>
+          <version>3.0.0</version>
+          <configuration>
+            <executable>mvnw${cmd}</executable>
+            <arguments>
+              <argument>-v</argument>
+            </arguments>
+            <environmentVariables>
+              <MVNW_VERBOSE>true</MVNW_VERBOSE>
+            </environmentVariables>
+          </configuration>
+        </plugin>
+      </plugins>
+    </pluginManagement>
+  </build>
+
+  <profiles>
+    <profile>
+      <id>windows</id>
+      <activation>
+        <os><family>windows</family></os>
+      </activation>
+      <properties>
+        <cmd>.cmd</cmd>
+      </properties>
+    </profile>
+  </profiles>
 </project>
\ No newline at end of file
diff --git a/maven-wrapper-plugin/src/it/projects/default/verify.groovy 
b/maven-wrapper-plugin/src/it/projects/default/verify.groovy
index 46a6f78..fce6dda 100644
--- a/maven-wrapper-plugin/src/it/projects/default/verify.groovy
+++ b/maven-wrapper-plugin/src/it/projects/default/verify.groovy
@@ -24,4 +24,9 @@ assert !(new File(basedir,'mvnwDebug').exists())
 assert !(new File(basedir,'mvnwDebug.cmd').exists())
 assert new File(basedir,'.mvn/wrapper/maven-wrapper.properties').exists()
 assert new File(basedir,'.mvn/wrapper/maven-wrapper.jar').exists()
-assert new File(basedir, 'build.log').text.contains('[INFO] Unpacked bin type 
wrapper distribution 
org.apache.maven.wrapper:maven-wrapper-distribution:zip:bin:')
\ No newline at end of file
+
+log = new File(basedir, 'build.log').text
+// check "mvn wrapper:wrapper" output
+assert log.contains('[INFO] Unpacked bin type wrapper distribution 
org.apache.maven.wrapper:maven-wrapper-distribution:zip:bin:')
+// check "mvnw -v" output
+assert log.contains('Apache Maven ')
diff --git a/maven-wrapper-plugin/src/it/projects/includeDebug/pom.xml 
b/maven-wrapper-plugin/src/it/projects/includeDebug/pom.xml
index ed54d55..cbec1de 100644
--- a/maven-wrapper-plugin/src/it/projects/includeDebug/pom.xml
+++ b/maven-wrapper-plugin/src/it/projects/includeDebug/pom.xml
@@ -26,4 +26,41 @@ under the License.
   <artifactId>extension</artifactId>
   <version>1.0.0-SNAPSHOT</version>
   <packaging>pom</packaging>
+
+  <properties>
+    <cmd></cmd>
+  </properties>
+
+  <build>
+    <pluginManagement>
+      <plugins>
+        <plugin>
+          <groupId>org.codehaus.mojo</groupId>
+          <artifactId>exec-maven-plugin</artifactId>
+          <version>3.0.0</version>
+          <configuration>
+            <executable>mvnw${cmd}</executable>
+            <arguments>
+              <argument>-v</argument>
+            </arguments>
+            <environmentVariables>
+              <MVNW_VERBOSE>true</MVNW_VERBOSE>
+            </environmentVariables>
+          </configuration>
+        </plugin>
+      </plugins>
+    </pluginManagement>
+  </build>
+
+  <profiles>
+    <profile>
+      <id>windows</id>
+      <activation>
+        <os><family>windows</family></os>
+      </activation>
+      <properties>
+        <cmd>.cmd</cmd>
+      </properties>
+    </profile>
+  </profiles>
 </project>
\ No newline at end of file
diff --git a/maven-wrapper-plugin/src/it/projects/mavenversion/pom.xml 
b/maven-wrapper-plugin/src/it/projects/mavenversion/pom.xml
index ed54d55..cbec1de 100644
--- a/maven-wrapper-plugin/src/it/projects/mavenversion/pom.xml
+++ b/maven-wrapper-plugin/src/it/projects/mavenversion/pom.xml
@@ -26,4 +26,41 @@ under the License.
   <artifactId>extension</artifactId>
   <version>1.0.0-SNAPSHOT</version>
   <packaging>pom</packaging>
+
+  <properties>
+    <cmd></cmd>
+  </properties>
+
+  <build>
+    <pluginManagement>
+      <plugins>
+        <plugin>
+          <groupId>org.codehaus.mojo</groupId>
+          <artifactId>exec-maven-plugin</artifactId>
+          <version>3.0.0</version>
+          <configuration>
+            <executable>mvnw${cmd}</executable>
+            <arguments>
+              <argument>-v</argument>
+            </arguments>
+            <environmentVariables>
+              <MVNW_VERBOSE>true</MVNW_VERBOSE>
+            </environmentVariables>
+          </configuration>
+        </plugin>
+      </plugins>
+    </pluginManagement>
+  </build>
+
+  <profiles>
+    <profile>
+      <id>windows</id>
+      <activation>
+        <os><family>windows</family></os>
+      </activation>
+      <properties>
+        <cmd>.cmd</cmd>
+      </properties>
+    </profile>
+  </profiles>
 </project>
\ No newline at end of file
diff --git a/maven-wrapper-plugin/src/it/projects/mavenversion/verify.groovy 
b/maven-wrapper-plugin/src/it/projects/mavenversion/verify.groovy
index be0e5b4..f68cdfa 100644
--- a/maven-wrapper-plugin/src/it/projects/mavenversion/verify.groovy
+++ b/maven-wrapper-plugin/src/it/projects/mavenversion/verify.groovy
@@ -32,3 +32,9 @@ propertiesFile.withInputStream {
 }
 
 assert props.distributionUrl == 
'https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.6.3/apache-maven-3.6.3-bin.zip'
+
+log = new File(basedir, 'build.log').text
+// check "mvn wrapper:wrapper" output
+assert log.contains('[INFO] Unpacked bin type wrapper distribution 
org.apache.maven.wrapper:maven-wrapper-distribution:zip:bin:')
+// check "mvnw -v" output
+assert log.contains('Apache Maven 3.6.3')
diff --git a/maven-wrapper-plugin/src/it/projects/type_bin/pom.xml 
b/maven-wrapper-plugin/src/it/projects/type_bin/pom.xml
index ed54d55..cbec1de 100644
--- a/maven-wrapper-plugin/src/it/projects/type_bin/pom.xml
+++ b/maven-wrapper-plugin/src/it/projects/type_bin/pom.xml
@@ -26,4 +26,41 @@ under the License.
   <artifactId>extension</artifactId>
   <version>1.0.0-SNAPSHOT</version>
   <packaging>pom</packaging>
+
+  <properties>
+    <cmd></cmd>
+  </properties>
+
+  <build>
+    <pluginManagement>
+      <plugins>
+        <plugin>
+          <groupId>org.codehaus.mojo</groupId>
+          <artifactId>exec-maven-plugin</artifactId>
+          <version>3.0.0</version>
+          <configuration>
+            <executable>mvnw${cmd}</executable>
+            <arguments>
+              <argument>-v</argument>
+            </arguments>
+            <environmentVariables>
+              <MVNW_VERBOSE>true</MVNW_VERBOSE>
+            </environmentVariables>
+          </configuration>
+        </plugin>
+      </plugins>
+    </pluginManagement>
+  </build>
+
+  <profiles>
+    <profile>
+      <id>windows</id>
+      <activation>
+        <os><family>windows</family></os>
+      </activation>
+      <properties>
+        <cmd>.cmd</cmd>
+      </properties>
+    </profile>
+  </profiles>
 </project>
\ No newline at end of file
diff --git a/maven-wrapper-plugin/src/it/projects/type_bin/verify.groovy 
b/maven-wrapper-plugin/src/it/projects/type_bin/verify.groovy
index 40cba0e..fce6dda 100644
--- a/maven-wrapper-plugin/src/it/projects/type_bin/verify.groovy
+++ b/maven-wrapper-plugin/src/it/projects/type_bin/verify.groovy
@@ -23,4 +23,10 @@ assert new File(basedir,'mvnw.cmd').exists()
 assert !(new File(basedir,'mvnwDebug').exists())
 assert !(new File(basedir,'mvnwDebug.cmd').exists())
 assert new File(basedir,'.mvn/wrapper/maven-wrapper.properties').exists()
-assert new File(basedir,'.mvn/wrapper/maven-wrapper.jar').exists()
\ No newline at end of file
+assert new File(basedir,'.mvn/wrapper/maven-wrapper.jar').exists()
+
+log = new File(basedir, 'build.log').text
+// check "mvn wrapper:wrapper" output
+assert log.contains('[INFO] Unpacked bin type wrapper distribution 
org.apache.maven.wrapper:maven-wrapper-distribution:zip:bin:')
+// check "mvnw -v" output
+assert log.contains('Apache Maven ')
diff --git a/maven-wrapper-plugin/src/it/projects/type_source/pom.xml 
b/maven-wrapper-plugin/src/it/projects/type_source/pom.xml
index ed54d55..cbec1de 100644
--- a/maven-wrapper-plugin/src/it/projects/type_source/pom.xml
+++ b/maven-wrapper-plugin/src/it/projects/type_source/pom.xml
@@ -26,4 +26,41 @@ under the License.
   <artifactId>extension</artifactId>
   <version>1.0.0-SNAPSHOT</version>
   <packaging>pom</packaging>
+
+  <properties>
+    <cmd></cmd>
+  </properties>
+
+  <build>
+    <pluginManagement>
+      <plugins>
+        <plugin>
+          <groupId>org.codehaus.mojo</groupId>
+          <artifactId>exec-maven-plugin</artifactId>
+          <version>3.0.0</version>
+          <configuration>
+            <executable>mvnw${cmd}</executable>
+            <arguments>
+              <argument>-v</argument>
+            </arguments>
+            <environmentVariables>
+              <MVNW_VERBOSE>true</MVNW_VERBOSE>
+            </environmentVariables>
+          </configuration>
+        </plugin>
+      </plugins>
+    </pluginManagement>
+  </build>
+
+  <profiles>
+    <profile>
+      <id>windows</id>
+      <activation>
+        <os><family>windows</family></os>
+      </activation>
+      <properties>
+        <cmd>.cmd</cmd>
+      </properties>
+    </profile>
+  </profiles>
 </project>
\ No newline at end of file
diff --git a/maven-wrapper-plugin/src/it/projects/type_source/verify.groovy 
b/maven-wrapper-plugin/src/it/projects/type_source/verify.groovy
index b17326d..08d4c45 100644
--- a/maven-wrapper-plugin/src/it/projects/type_source/verify.groovy
+++ b/maven-wrapper-plugin/src/it/projects/type_source/verify.groovy
@@ -27,7 +27,9 @@ assert new 
File(basedir,'.mvn/wrapper/MavenWrapperDownloader.java').exists()
 assert !(new File(basedir,'.mvn/wrapper/maven-wrapper.jar').exists())
 
 log = new File(basedir, 'build.log').text
+// check "mvn wrapper:wrapper" output
 assert log.contains('[INFO] Unpacked source type wrapper distribution 
org.apache.maven.wrapper:maven-wrapper-distribution:zip:source:')
-
 assert log.contains('[DEBUG] Using repo URL from MVNW_REPOURL environment 
variable.')
 assert log.contains('[DEBUG] Determined repo URL to use as 
@localRepositoryUrl@')
+// check "mvnw -v" output
+assert log.contains("Couldn't find .mvn/wrapper/maven-wrapper.jar, downloading 
it ...")
diff --git a/mvnw b/mvnw
new file mode 100755
index 0000000..a70a147
--- /dev/null
+++ b/mvnw
@@ -0,0 +1,316 @@
+#!/bin/sh
+# ----------------------------------------------------------------------------
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+# ----------------------------------------------------------------------------
+
+# ----------------------------------------------------------------------------
+# Maven Start Up Batch script
+#
+# Required ENV vars:
+# ------------------
+#   JAVA_HOME - location of a JDK home dir
+#
+# Optional ENV vars
+# -----------------
+#   M2_HOME - location of maven2's installed home dir
+#   MAVEN_OPTS - parameters passed to the Java VM when running Maven
+#     e.g. to debug Maven itself, use
+#       set MAVEN_OPTS=-Xdebug 
-Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000
+#   MAVEN_SKIP_RC - flag to disable loading of mavenrc files
+# ----------------------------------------------------------------------------
+
+if [ -z "$MAVEN_SKIP_RC" ] ; then
+
+  if [ -f /usr/local/etc/mavenrc ] ; then
+    . /usr/local/etc/mavenrc
+  fi
+
+  if [ -f /etc/mavenrc ] ; then
+    . /etc/mavenrc
+  fi
+
+  if [ -f "$HOME/.mavenrc" ] ; then
+    . "$HOME/.mavenrc"
+  fi
+
+fi
+
+# OS specific support.  $var _must_ be set to either true or false.
+cygwin=false;
+darwin=false;
+mingw=false
+case "`uname`" in
+  CYGWIN*) cygwin=true ;;
+  MINGW*) mingw=true;;
+  Darwin*) darwin=true
+    # Use /usr/libexec/java_home if available, otherwise fall back to 
/Library/Java/Home
+    # See https://developer.apple.com/library/mac/qa/qa1170/_index.html
+    if [ -z "$JAVA_HOME" ]; then
+      if [ -x "/usr/libexec/java_home" ]; then
+        export JAVA_HOME="`/usr/libexec/java_home`"
+      else
+        export JAVA_HOME="/Library/Java/Home"
+      fi
+    fi
+    ;;
+esac
+
+if [ -z "$JAVA_HOME" ] ; then
+  if [ -r /etc/gentoo-release ] ; then
+    JAVA_HOME=`java-config --jre-home`
+  fi
+fi
+
+if [ -z "$M2_HOME" ] ; then
+  ## resolve links - $0 may be a link to maven's home
+  PRG="$0"
+
+  # need this for relative symlinks
+  while [ -h "$PRG" ] ; do
+    ls=`ls -ld "$PRG"`
+    link=`expr "$ls" : '.*-> \(.*\)$'`
+    if expr "$link" : '/.*' > /dev/null; then
+      PRG="$link"
+    else
+      PRG="`dirname "$PRG"`/$link"
+    fi
+  done
+
+  saveddir=`pwd`
+
+  M2_HOME=`dirname "$PRG"`/..
+
+  # make it fully qualified
+  M2_HOME=`cd "$M2_HOME" && pwd`
+
+  cd "$saveddir"
+  # echo Using m2 at $M2_HOME
+fi
+
+# For Cygwin, ensure paths are in UNIX format before anything is touched
+if $cygwin ; then
+  [ -n "$M2_HOME" ] &&
+    M2_HOME=`cygpath --unix "$M2_HOME"`
+  [ -n "$JAVA_HOME" ] &&
+    JAVA_HOME=`cygpath --unix "$JAVA_HOME"`
+  [ -n "$CLASSPATH" ] &&
+    CLASSPATH=`cygpath --path --unix "$CLASSPATH"`
+fi
+
+# For Mingw, ensure paths are in UNIX format before anything is touched
+if $mingw ; then
+  [ -n "$M2_HOME" ] &&
+    M2_HOME="`(cd "$M2_HOME"; pwd)`"
+  [ -n "$JAVA_HOME" ] &&
+    JAVA_HOME="`(cd "$JAVA_HOME"; pwd)`"
+fi
+
+if [ -z "$JAVA_HOME" ]; then
+  javaExecutable="`which javac`"
+  if [ -n "$javaExecutable" ] && ! [ "`expr \"$javaExecutable\" : '\([^ 
]*\)'`" = "no" ]; then
+    # readlink(1) is not available as standard on Solaris 10.
+    readLink=`which readlink`
+    if [ ! `expr "$readLink" : '\([^ ]*\)'` = "no" ]; then
+      if $darwin ; then
+        javaHome="`dirname \"$javaExecutable\"`"
+        javaExecutable="`cd \"$javaHome\" && pwd -P`/javac"
+      else
+        javaExecutable="`readlink -f \"$javaExecutable\"`"
+      fi
+      javaHome="`dirname \"$javaExecutable\"`"
+      javaHome=`expr "$javaHome" : '\(.*\)/bin'`
+      JAVA_HOME="$javaHome"
+      export JAVA_HOME
+    fi
+  fi
+fi
+
+if [ -z "$JAVACMD" ] ; then
+  if [ -n "$JAVA_HOME"  ] ; then
+    if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
+      # IBM's JDK on AIX uses strange locations for the executables
+      JAVACMD="$JAVA_HOME/jre/sh/java"
+    else
+      JAVACMD="$JAVA_HOME/bin/java"
+    fi
+  else
+    JAVACMD="`\\unset -f command; \\command -v java`"
+  fi
+fi
+
+if [ ! -x "$JAVACMD" ] ; then
+  echo "Error: JAVA_HOME is not defined correctly." >&2
+  echo "  We cannot execute $JAVACMD" >&2
+  exit 1
+fi
+
+if [ -z "$JAVA_HOME" ] ; then
+  echo "Warning: JAVA_HOME environment variable is not set."
+fi
+
+CLASSWORLDS_LAUNCHER=org.codehaus.plexus.classworlds.launcher.Launcher
+
+# traverses directory structure from process work directory to filesystem root
+# first directory with .mvn subdirectory is considered project base directory
+find_maven_basedir() {
+
+  if [ -z "$1" ]
+  then
+    echo "Path not specified to find_maven_basedir"
+    return 1
+  fi
+
+  basedir="$1"
+  wdir="$1"
+  while [ "$wdir" != '/' ] ; do
+    if [ -d "$wdir"/.mvn ] ; then
+      basedir=$wdir
+      break
+    fi
+    # workaround for JBEAP-8937 (on Solaris 10/Sparc)
+    if [ -d "${wdir}" ]; then
+      wdir=`cd "$wdir/.."; pwd`
+    fi
+    # end of workaround
+  done
+  echo "${basedir}"
+}
+
+# concatenates all lines of a file
+concat_lines() {
+  if [ -f "$1" ]; then
+    echo "$(tr -s '\n' ' ' < "$1")"
+  fi
+}
+
+BASE_DIR=`find_maven_basedir "$(pwd)"`
+if [ -z "$BASE_DIR" ]; then
+  exit 1;
+fi
+
+##########################################################################################
+# Extension to allow automatically downloading the maven-wrapper.jar from 
Maven-central
+# This allows using the maven wrapper in projects that prohibit checking in 
binary data.
+##########################################################################################
+if [ -r "$BASE_DIR/.mvn/wrapper/maven-wrapper.jar" ]; then
+    if [ "$MVNW_VERBOSE" = true ]; then
+      echo "Found .mvn/wrapper/maven-wrapper.jar"
+    fi
+else
+    if [ "$MVNW_VERBOSE" = true ]; then
+      echo "Couldn't find .mvn/wrapper/maven-wrapper.jar, downloading it ..."
+    fi
+    if [ -n "$MVNW_REPOURL" ]; then
+      
jarUrl="$MVNW_REPOURL/org/apache/maven/wrapper/maven-wrapper/3.1.0-SNAPSHOT/maven-wrapper-3.1.0-SNAPSHOT.jar"
+    else
+      
jarUrl="https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.1.0-SNAPSHOT/maven-wrapper-3.1.0-SNAPSHOT.jar";
+    fi
+    while IFS="=" read key value; do
+      case "$key" in (wrapperUrl) jarUrl="$value"; break ;;
+      esac
+    done < "$BASE_DIR/.mvn/wrapper/maven-wrapper.properties"
+    if [ "$MVNW_VERBOSE" = true ]; then
+      echo "Downloading from: $jarUrl"
+    fi
+    wrapperJarPath="$BASE_DIR/.mvn/wrapper/maven-wrapper.jar"
+    if $cygwin; then
+      wrapperJarPath=`cygpath --path --windows "$wrapperJarPath"`
+    fi
+
+    if command -v wget > /dev/null; then
+        if [ "$MVNW_VERBOSE" = true ]; then
+          echo "Found wget ... using wget"
+        fi
+        if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then
+            wget "$jarUrl" -O "$wrapperJarPath" || rm -f "$wrapperJarPath"
+        else
+            wget --http-user=$MVNW_USERNAME --http-password=$MVNW_PASSWORD 
"$jarUrl" -O "$wrapperJarPath" || rm -f "$wrapperJarPath"
+        fi
+    elif command -v curl > /dev/null; then
+        if [ "$MVNW_VERBOSE" = true ]; then
+          echo "Found curl ... using curl"
+        fi
+        if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then
+            curl -o "$wrapperJarPath" "$jarUrl" -f
+        else
+            curl --user $MVNW_USERNAME:$MVNW_PASSWORD -o "$wrapperJarPath" 
"$jarUrl" -f
+        fi
+
+    else
+        if [ "$MVNW_VERBOSE" = true ]; then
+          echo "Falling back to using Java to download"
+        fi
+        javaClass="$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.java"
+        # For Cygwin, switch paths to Windows format before running javac
+        if $cygwin; then
+          javaClass=`cygpath --path --windows "$javaClass"`
+        fi
+        if [ -e "$javaClass" ]; then
+            if [ ! -e "$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.class" ]; 
then
+                if [ "$MVNW_VERBOSE" = true ]; then
+                  echo " - Compiling MavenWrapperDownloader.java ..."
+                fi
+                # Compiling the Java class
+                ("$JAVA_HOME/bin/javac" "$javaClass")
+            fi
+            if [ -e "$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.class" ]; 
then
+                # Running the downloader
+                if [ "$MVNW_VERBOSE" = true ]; then
+                  echo " - Running MavenWrapperDownloader.java ..."
+                fi
+                ("$JAVA_HOME/bin/java" -cp .mvn/wrapper MavenWrapperDownloader 
"$MAVEN_PROJECTBASEDIR")
+            fi
+        fi
+    fi
+fi
+##########################################################################################
+# End of extension
+##########################################################################################
+
+export MAVEN_PROJECTBASEDIR=${MAVEN_BASEDIR:-"$BASE_DIR"}
+if [ "$MVNW_VERBOSE" = true ]; then
+  echo $MAVEN_PROJECTBASEDIR
+fi
+MAVEN_OPTS="$(concat_lines "$MAVEN_PROJECTBASEDIR/.mvn/jvm.config") 
$MAVEN_OPTS"
+
+# For Cygwin, switch paths to Windows format before running java
+if $cygwin; then
+  [ -n "$M2_HOME" ] &&
+    M2_HOME=`cygpath --path --windows "$M2_HOME"`
+  [ -n "$JAVA_HOME" ] &&
+    JAVA_HOME=`cygpath --path --windows "$JAVA_HOME"`
+  [ -n "$CLASSPATH" ] &&
+    CLASSPATH=`cygpath --path --windows "$CLASSPATH"`
+  [ -n "$MAVEN_PROJECTBASEDIR" ] &&
+    MAVEN_PROJECTBASEDIR=`cygpath --path --windows "$MAVEN_PROJECTBASEDIR"`
+fi
+
+# Provide a "standardized" way to retrieve the CLI args that will
+# work with both Windows and non-Windows executions.
+MAVEN_CMD_LINE_ARGS="$MAVEN_CONFIG $@"
+export MAVEN_CMD_LINE_ARGS
+
+WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain
+
+exec "$JAVACMD" \
+  $MAVEN_OPTS \
+  $MAVEN_DEBUG_OPTS \
+  -classpath "$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.jar" \
+  "-Dmaven.home=${M2_HOME}" \
+  "-Dmaven.multiModuleProjectDirectory=${MAVEN_PROJECTBASEDIR}" \
+  ${WRAPPER_LAUNCHER} $MAVEN_CONFIG "$@"
diff --git a/mvnw.cmd b/mvnw.cmd
new file mode 100644
index 0000000..f585e3a
--- /dev/null
+++ b/mvnw.cmd
@@ -0,0 +1,188 @@
+@REM 
----------------------------------------------------------------------------
+@REM Licensed to the Apache Software Foundation (ASF) under one
+@REM or more contributor license agreements.  See the NOTICE file
+@REM distributed with this work for additional information
+@REM regarding copyright ownership.  The ASF licenses this file
+@REM to you under the Apache License, Version 2.0 (the
+@REM "License"); you may not use this file except in compliance
+@REM with the License.  You may obtain a copy of the License at
+@REM
+@REM    http://www.apache.org/licenses/LICENSE-2.0
+@REM
+@REM Unless required by applicable law or agreed to in writing,
+@REM software distributed under the License is distributed on an
+@REM "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+@REM KIND, either express or implied.  See the License for the
+@REM specific language governing permissions and limitations
+@REM under the License.
+@REM 
----------------------------------------------------------------------------
+
+@REM 
----------------------------------------------------------------------------
+@REM Maven Start Up Batch script
+@REM
+@REM Required ENV vars:
+@REM JAVA_HOME - location of a JDK home dir
+@REM
+@REM Optional ENV vars
+@REM M2_HOME - location of maven2's installed home dir
+@REM MAVEN_BATCH_ECHO - set to 'on' to enable the echoing of the batch commands
+@REM MAVEN_BATCH_PAUSE - set to 'on' to wait for a keystroke before ending
+@REM MAVEN_OPTS - parameters passed to the Java VM when running Maven
+@REM     e.g. to debug Maven itself, use
+@REM set MAVEN_OPTS=-Xdebug 
-Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000
+@REM MAVEN_SKIP_RC - flag to disable loading of mavenrc files
+@REM 
----------------------------------------------------------------------------
+
+@REM Begin all REM lines with '@' in case MAVEN_BATCH_ECHO is 'on'
+@echo off
+@REM set title of command window
+title %0
+@REM enable echoing by setting MAVEN_BATCH_ECHO to 'on'
+@if "%MAVEN_BATCH_ECHO%" == "on"  echo %MAVEN_BATCH_ECHO%
+
+@REM set %HOME% to equivalent of $HOME
+if "%HOME%" == "" (set "HOME=%HOMEDRIVE%%HOMEPATH%")
+
+@REM Execute a user defined script before this one
+if not "%MAVEN_SKIP_RC%" == "" goto skipRcPre
+@REM check for pre script, once with legacy .bat ending and once with .cmd 
ending
+if exist "%USERPROFILE%\mavenrc_pre.bat" call "%USERPROFILE%\mavenrc_pre.bat" 
%*
+if exist "%USERPROFILE%\mavenrc_pre.cmd" call "%USERPROFILE%\mavenrc_pre.cmd" 
%*
+:skipRcPre
+
+@setlocal
+
+set ERROR_CODE=0
+
+@REM To isolate internal variables from possible post scripts, we use another 
setlocal
+@setlocal
+
+@REM ==== START VALIDATION ====
+if not "%JAVA_HOME%" == "" goto OkJHome
+
+echo.
+echo Error: JAVA_HOME not found in your environment. >&2
+echo Please set the JAVA_HOME variable in your environment to match the >&2
+echo location of your Java installation. >&2
+echo.
+goto error
+
+:OkJHome
+if exist "%JAVA_HOME%\bin\java.exe" goto init
+
+echo.
+echo Error: JAVA_HOME is set to an invalid directory. >&2
+echo JAVA_HOME = "%JAVA_HOME%" >&2
+echo Please set the JAVA_HOME variable in your environment to match the >&2
+echo location of your Java installation. >&2
+echo.
+goto error
+
+@REM ==== END VALIDATION ====
+
+:init
+
+@REM Find the project base dir, i.e. the directory that contains the folder 
".mvn".
+@REM Fallback to current working directory if not found.
+
+set MAVEN_PROJECTBASEDIR=%MAVEN_BASEDIR%
+IF NOT "%MAVEN_PROJECTBASEDIR%"=="" goto endDetectBaseDir
+
+set EXEC_DIR=%CD%
+set WDIR=%EXEC_DIR%
+:findBaseDir
+IF EXIST "%WDIR%"\.mvn goto baseDirFound
+cd ..
+IF "%WDIR%"=="%CD%" goto baseDirNotFound
+set WDIR=%CD%
+goto findBaseDir
+
+:baseDirFound
+set MAVEN_PROJECTBASEDIR=%WDIR%
+cd "%EXEC_DIR%"
+goto endDetectBaseDir
+
+:baseDirNotFound
+set MAVEN_PROJECTBASEDIR=%EXEC_DIR%
+cd "%EXEC_DIR%"
+
+:endDetectBaseDir
+
+IF NOT EXIST "%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config" goto 
endReadAdditionalConfig
+
+@setlocal EnableExtensions EnableDelayedExpansion
+for /F "usebackq delims=" %%a in ("%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config") do 
set JVM_CONFIG_MAVEN_PROPS=!JVM_CONFIG_MAVEN_PROPS! %%a
+@endlocal & set JVM_CONFIG_MAVEN_PROPS=%JVM_CONFIG_MAVEN_PROPS%
+
+:endReadAdditionalConfig
+
+SET MAVEN_JAVA_EXE="%JAVA_HOME%\bin\java.exe"
+set WRAPPER_JAR="%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.jar"
+set WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain
+
+set 
DOWNLOAD_URL="https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.1.0-SNAPSHOT/maven-wrapper-3.1.0-SNAPSHOT.jar";
+
+FOR /F "tokens=1,2 delims==" %%A IN 
("%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.properties") DO (
+    IF "%%A"=="wrapperUrl" SET DOWNLOAD_URL=%%B
+)
+
+@REM Extension to allow automatically downloading the maven-wrapper.jar from 
Maven-central
+@REM This allows using the maven wrapper in projects that prohibit checking in 
binary data.
+if exist %WRAPPER_JAR% (
+    if "%MVNW_VERBOSE%" == "true" (
+        echo Found %WRAPPER_JAR%
+    )
+) else (
+    if not "%MVNW_REPOURL%" == "" (
+        SET 
DOWNLOAD_URL="%MVNW_REPOURL%/org/apache/maven/wrapper/maven-wrapper/3.1.0-SNAPSHOT/maven-wrapper-3.1.0-SNAPSHOT.jar"
+    )
+    if "%MVNW_VERBOSE%" == "true" (
+        echo Couldn't find %WRAPPER_JAR%, downloading it ...
+        echo Downloading from: %DOWNLOAD_URL%
+    )
+
+    powershell -Command "&{"^
+               "$webclient = new-object System.Net.WebClient;"^
+               "if (-not ([string]::IsNullOrEmpty('%MVNW_USERNAME%') -and 
[string]::IsNullOrEmpty('%MVNW_PASSWORD%'))) {"^
+               "$webclient.Credentials = new-object 
System.Net.NetworkCredential('%MVNW_USERNAME%', '%MVNW_PASSWORD%');"^
+               "}"^
+               "[Net.ServicePointManager]::SecurityProtocol = 
[Net.SecurityProtocolType]::Tls12; $webclient.DownloadFile('%DOWNLOAD_URL%', 
'%WRAPPER_JAR%')"^
+               "}"
+    if "%MVNW_VERBOSE%" == "true" (
+        echo Finished downloading %WRAPPER_JAR%
+    )
+)
+@REM End of extension
+
+@REM Provide a "standardized" way to retrieve the CLI args that will
+@REM work with both Windows and non-Windows executions.
+set MAVEN_CMD_LINE_ARGS=%*
+
+"%MAVEN_JAVA_EXE%" ^
+  %JVM_CONFIG_MAVEN_PROPS% ^
+  %MAVEN_OPTS% ^
+  %MAVEN_DEBUG_OPTS% ^
+  -classpath %WRAPPER_JAR% ^
+  "-Dmaven.multiModuleProjectDirectory=%MAVEN_PROJECTBASEDIR%" ^
+  %WRAPPER_LAUNCHER% %MAVEN_CONFIG% %*
+if ERRORLEVEL 1 goto error
+goto end
+
+:error
+set ERROR_CODE=1
+
+:end
+@endlocal & set ERROR_CODE=%ERROR_CODE%
+
+if not "%MAVEN_SKIP_RC%"=="" goto skipRcPost
+@REM check for post script, once with legacy .bat ending and once with .cmd 
ending
+if exist "%USERPROFILE%\mavenrc_post.bat" call "%USERPROFILE%\mavenrc_post.bat"
+if exist "%USERPROFILE%\mavenrc_post.cmd" call "%USERPROFILE%\mavenrc_post.cmd"
+:skipRcPost
+
+@REM pause the script if MAVEN_BATCH_PAUSE is set to 'on'
+if "%MAVEN_BATCH_PAUSE%"=="on" pause
+
+if "%MAVEN_TERMINATE_CMD%"=="on" exit %ERROR_CODE%
+
+cmd /C exit /B %ERROR_CODE%

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