add Java code executor config

java/src/main/java/io/github/llmagentbuilder/tool/javacodeexecution/JavaCodeExecutionConfig.java

@@ -2,5 +2,31 @@
 
 public class JavaCodeExecutionConfig {
 
-
+  private String executable = "java";
+
+  private String workingDirectory;
+
+  public String getExecutable() {
+    return executable;
+  }
+
+  public void setExecutable(String executable) {
+    this.executable = executable;
+  }
+
+  public String getWorkingDirectory() {
+    return workingDirectory;
+  }
+
+  public void setWorkingDirectory(String workingDirectory) {
+    this.workingDirectory = workingDirectory;
+  }
+
+  @Override
+  public String toString() {
+    return "JavaCodeExecutionConfig{" +
+        "executable='" + executable + '\'' +
+        ", workingDirectory='" + workingDirectory + '\'' +
+        '}';
+  }
 }

java/src/main/kotlin/io/github/llmagentbuilder/tool/javacodeexecution/JavaCodeExecutionTool.kt

@@ -7,13 +7,14 @@ import org.slf4j.LoggerFactory
 
 const val toolName = "executeJavaCode"
 
-object JavaCodeExecutor : NonSandboxedCodeExecutor() {
+class JavaCodeExecutor(private val config: JavaCodeExecutionConfig) :
+    NonSandboxedCodeExecutor() {
     override fun executable(): String {
-        return "java"
+        return config.executable
     }
 
     override fun workingDirectory(): String? {
-        return null
+        return config.workingDirectory
     }
 
     override fun args(input: String): List<String> {
@@ -25,18 +26,19 @@ object JavaCodeExecutor : NonSandboxedCodeExecutor() {
 /**
  * Tool to execute Java code
  */
-class JavaCodeExecutionTool(private val config: JavaCodeExecutionConfig) :
+class JavaCodeExecutionTool(config: JavaCodeExecutionConfig) :
     ConfigurableAgentTool<JavaCodeExecutionRequest, JavaCodeExecutionResponse, JavaCodeExecutionConfig> {
 
     private val logger = LoggerFactory.getLogger(javaClass)
+    private val codeExecutor = JavaCodeExecutor(config)
 
     init {
         logger.info("Created with config: $config")
     }
 
     override fun apply(request: JavaCodeExecutionRequest): JavaCodeExecutionResponse {
         return JavaCodeExecutionResponse(
-            JavaCodeExecutor.execute(request.code)
+            codeExecutor.execute(request.code)
         )
     }