Please set the JAVA_HOME variable in your environment to match the
location of your Java installation."
    fi
else
    JAVACMD=java
    if ! command -v java >/dev/null 2>&1
    then
        die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.

Please set the JAVA_HOME variable in your environment to match the
location of your Java installation."
    fi
fi

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package okhttp3

import java.net.InetAddress
import java.net.Socket
import java.nio.channels.SocketChannel
import javax.net.SocketFactory

class ChannelSocketFactory : SocketFactory() {
  override fun createSocket(): Socket = SocketChannel.open().socket()

  override fun createSocket(

    #   o sqlDirectory: SQL directory as a relative path from the application directory 
    #     (NotRequired - Default Java:'src/main/java' & 'src/main/resources' CSharp:'source')
    #   o sql2EntityOutputDirectory: source output directory from as a relative path from the application directory
    #     (NotRequired - Default Java:'src/main/java' CSharp:'source')
    #
    #; applicationOutsideSqlMap = map:{
    #    ; ../../app1 = map:{

 */
package okhttp3.tls

import java.math.BigInteger
import java.net.InetAddress
import java.security.GeneralSecurityException
import java.security.KeyFactory
import java.security.KeyPair
import java.security.KeyPairGenerator
import java.security.PrivateKey
import java.security.PublicKey
import java.security.SecureRandom
import java.security.Signature
import java.security.cert.X509Certificate

 */
package okhttp3

import java.io.File
import java.net.InetSocketAddress
import java.net.Proxy
import java.net.ProxySelector
import java.net.Socket
import java.net.URI
import java.net.URL
import java.nio.charset.Charset
import java.security.KeyPair
import java.security.Principal
import java.security.cert.Certificate
import java.security.cert.X509Certificate
import javax.net.ServerSocketFactory

        if: ${{ matrix.language == 'java' }}

    - name: Disable checksum offloading
      # See: https://github.com/actions/virtual-environments/issues/1187#issuecomment-686735760
      run: sudo ethtool -K eth0 tx off rx off

    # Install and setup JDK 17
    - name: Setup JDK 17
      uses: actions/setup-java@v5
      with:
        distribution: temurin
        java-version: 17

{
  "image": "mcr.microsoft.com/devcontainers/java:21-bookworm",
  "features": {
      "ghcr.io/devcontainers/features/java:1": {
          "version": "17"
      }
  },
  "customizations": {
      "vscode": {
          "settings": {
              "java.server.launchMode": "Standard"
          },
          "extensions": [
              "vscjava.vscode-java-pack",
              "vscjava.vscode-gradle"
          ]
      }
  }

  echo The java.exe command does not exist in PATH nor is JAVA_HOME set, so Apache Maven cannot be started. >&2
  goto error
)

@REM Check Java version by testing the Java 17+ flag
"%JAVACMD%" --enable-native-access=ALL-UNNAMED -version >nul 2>&1
if ERRORLEVEL 1 (
    echo Error: Apache Maven 4.x requires Java 17 or newer to run. >&2
    "%JAVACMD%" -version >&2

    }
    
    public boolean isV2() {
        return parentLeaseKey != null;
    }
}
```

### 4.3 Lease Manager
```java
package jcifs.internal.smb2.lease;

import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.locks.ReadWriteLock;
import java.util.concurrent.locks.ReentrantReadWriteLock;
import jcifs.CIFSContext;

public class LeaseManager {

# This workflow will build a Java project with Maven
# For more information see: https://help.github.com/actions/language-and-framework-guides/building-and-testing-java-with-maven

name: Java CI with Maven

on:
  push:
    branches:
    - master
    - "*.x"
  pull_request:
    branches:
    - master
    - "*.x"

jobs:
  build:

    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v2