companion object {
    @JvmStatic
    fun forJavaName(javaName: String): TlsVersion =
      when (javaName) {
        "TLSv1.3" -> TLS_1_3
        "TLSv1.2" -> TLS_1_2
        "TLSv1.1" -> TLS_1_1
        "TLSv1" -> TLS_1_0
        "SSLv3" -> SSL_3_0
        else -> throw IllegalArgumentException("Unexpected TLS version: $javaName")
      }
  }

goto fail

:findJavaFromJavaHome
set JAVA_HOME=%JAVA_HOME:"=%
set JAVA_EXE=%JAVA_HOME%/bin/java.exe

if exist "%JAVA_EXE%" goto execute

echo. 1>&2
echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 1>&2
echo. 1>&2
echo Please set the JAVA_HOME variable in your environment to match the 1>&2
echo location of your Java installation. 1>&2

goto fail

:execute
@rem Setup the command line

         <vendor>sun</vendor>
     </provides>
     <configuration>
        <jdkHome>${env.JAVA_HOME}</jdkHome>
     </configuration>
  </toolchain>
  <toolchain>
     <type>jdk</type>
     <provides>
         <version>1.6</version>
         <vendor>sun</vendor>
     </provides>
     <configuration>
        <jdkHome>${env.JAVA_HOME}</jdkHome>
     </configuration>
  </toolchain>

     </provides>
     <configuration>
        <jdkHome>${env.JAVA_HOME}</jdkHome>
        <toolsJar>lib/tools.jar</toolsJar>
     </configuration>
  </toolchain>
  <toolchain>
     <type>jdk</type>
     <provides>
         <version>1.6</version>
         <vendor>sun</vendor>
     </provides>
     <configuration>
        <jdkHome>${env.JAVA_HOME}</jdkHome>
        <toolsJar>lib/classes.jar</toolsJar>

@setlocal

@REM ==== START VALIDATION ====
if not "%JAVA_HOME%" == "" goto OkJHome

echo. >&2
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. >&2
goto error

:OkJHome
if exist "%JAVA_HOME%\bin\java.exe" goto init

echo. >&2
echo Error: JAVA_HOME is set to an invalid directory. >&2

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
    if [ ! -x "$JAVACMD" ] ; then
        die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME

    val charset: Charset = challenge.charset()
  }

  @Test @Disabled
  fun cipherSuite() {
    val cipherSuite: CipherSuite = CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256
    val javaName: String = cipherSuite.javaName()
  }

  @Test @Disabled
  fun connectionSpec() {
    val connectionSpec: ConnectionSpec = ConnectionSpec.RESTRICTED_TLS
    val tlsVersions: List<TlsVersion>? = connectionSpec.tlsVersions()

     </provides>
     <configuration>
        <jdkHome>${env.JAVA_HOME}</jdkHome>
     </configuration>
  </toolchain>
  <toolchain>
     <type>jdk</type>
     <provides>
         <version>1.7</version>
         <vendor>ibm</vendor>
         <id>ibm_17</id>
     </provides>
     <configuration>
        <jdkHome>${env.JAVA_HOME}</jdkHome>
     </configuration>
  </toolchain>

          script {
            properties([buildDiscarder(logRotator(artifactNumToKeepStr: '5', numToKeepStr: isDeployedBranch() ? '30' : '5'))])
            if (isDeployedBranch()) {
              withEnv(["JAVA_HOME=${tool "jdk_17_latest"}",
                       "PATH+MAVEN=${ tool "jdk_17_latest" }/bin:${tool "maven_3_latest"}/bin",
                       "MAVEN_OPTS=-Xms4G -Xmx4G -Djava.awt.headless=true"]) {

@echo off

if DEFINED JAVA_HOME goto cont

:err
ECHO JAVA_HOME environment variable must be set! 1>&2
EXIT /B 1 

:cont
set SCRIPT_DIR=%~dp0
for %%I in ("%SCRIPT_DIR%..") do set FESS_HOME=%%~dpfI


REM ***** JAVA options *****

if "%FESS_MIN_MEM%" == "" (
set FESS_MIN_MEM=256m
)

if "%FESS_MAX_MEM%" == "" (
set FESS_MAX_MEM=1g
)

if NOT "%FESS_HEAP_SIZE%" == "" (
set FESS_MIN_MEM=%FESS_HEAP_SIZE%