java: split ELFRunner. decouple functionality from js interface

java/build.xml

@@ -34,6 +34,7 @@
     <jar jarfile="${dist}/cli.jar" basedir="${build-cli}" compress="false" >
       <manifest>
         <attribute name="Main-Class" value="com.cloudius.main.RhinoCLI" />
+        <attribute name="Class-Path" value="cloudius.jar" />
       </manifest>
     </jar>
   </target>

java/cli/com/cloudius/util/ELFLoader.java

@@ -3,11 +3,10 @@ package com.cloudius.util;
 import java.util.*;
 
 import sun.org.mozilla.javascript.NativeArray;
-import sun.org.mozilla.javascript.NativeGlobal;
 import sun.org.mozilla.javascript.ScriptableObject;
 import sun.org.mozilla.javascript.annotations.JSFunction;
 
-import com.cloudius.Config;
+import com.cloudius.util.Exec;
 import com.cloudius.main.RhinoCLI;
 
 public class ELFLoader extends ScriptableObject {
@@ -15,12 +14,6 @@ public class ELFLoader extends ScriptableObject {
     // Identifies the scriptable object
     private static final long serialVersionUID = 87664098764510039L;
 
-    static {
-        Config.loadJNI("elf-loader.so");
-    }
-
-    public native static boolean run(String[] argv);
-
     // The native function run() alters this member variable
     public static int _exitcode;
 
@@ -35,7 +28,7 @@ public class ELFLoader extends ScriptableObject {
             argv[i] = (String)js_argv.get(i);
         }
 
-        boolean success = run(argv);
+        boolean success = Exec.run(argv);
         if (success) {
             RhinoCLI._scope.put("_exitcode", RhinoCLI._scope, _exitcode);
         }

java/cloudius/com/cloudius/util/Exec.java

+package com.cloudius.util;
+
+import com.cloudius.Config;
+
+public class Exec {
+
+    static {
+        Config.loadJNI("elf-loader.so");
+    }
+
+    public native static boolean run(String[] argv);
+
+    // The native function run() alters this member variable
+    public static int _exitcode;
+
+}

java/jni/elf-loader.cc

@@ -40,9 +40,9 @@ bool run_elf(int argc, char** argv, int *return_code)
 /*
  * Class:     com_cloudius_util_ELFLoader
  * Method:    run
- * Signature: (Ljava/util/List;)Z
+ * Signature: (Ljava/util/String;)Z
  */
-extern "C" JNIEXPORT jboolean JNICALL Java_com_cloudius_util_ELFLoader_run
+extern "C" JNIEXPORT jboolean JNICALL Java_com_cloudius_util_Exec_run
   (JNIEnv *env, jclass self, jobjectArray jargv)
 {
     char *argv[argc_max_arguments];