I have the following code:

			

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			#include "jni.h"
			

			//#include "jni_md.h"
			

			//#include "HelloWorld.h"
			

			

			

			void main(int argc, char *argv[], char **envp) {
			

			JavaVMOption options[2];
			

			JavaVMInitArgs vm_args;
			

			JavaVM *jvm ;
			

			JNIEnv *env ;
			

			long result=0;
			

			jmethodID mid;
			

			jfieldID fid;
			

			jobject jobj;
			

			jclass cls;
			

			int i, asize;
			

			JavaVMAttachArgs args;
			

			

			//vm_args.version = JNI_VERSION_1_2;
			

			

			options[0].optionString ="-Djava.class.path=D:\JNIPrograms\HelloWorld";
			

			options[1].optionString ="-Djava.compiler=NONE";
			

			//"-Djava.class.path=:C:\jdk1.3.0_02\Include";
			

			options[2].optionString = "-Djava.library.path=D:\JNIPrograms\HelloWorld";
			

			options[3].optionString = "-verbose:jni";
			

			

			

			/*
			

			options[0].optionString  = (char *) "-Djava.class.path=.:C:\jdk1.3.0_02\jre\lib";
			

			options[1].optionString = (char *)  "-Djava.compiler=NONE";
			

			vm_args.version = JNI_VERSION_1_2;
			

			vm_args.options = options;
			

			vm_args.nOptions = 2;
			

			vm_args.ignoreUnrecognized = JNI_FALSE;0
			

			*/
			

			

			

			vm_args.version = JNI_VERSION_1_2;
			

			

			vm_args.options = options;
			

			vm_args.nOptions = 4;
			

			vm_args.ignoreUnrecognized = JNI_FALSE;
			

			//args.version=JNI_VERSION_1_2;
			

			//args.name =NULL;
			

			//args.group =NULL;
			

			

			

			

			result = JNI_CreateJavaVM(
			

			&jvm,(void **)&env, &vm_args);
			

			

			

			if(result == JNI_ERR ) {
			

			printf("%d",result);
			

			printf("Error invoking the JVM
			

			");
			

			exit (-1);
			

			}
			

			

			cls = (*env)->FindClass(env,"HelloWorld");
			

			if( cls == NULL ) {
			

			printf("can't find class HelloWorld
			

			");
			

			exit (-1);
			

			}
			

			(*env)->ExceptionClear(env);
			

			mid=(*env)->GetMethodID(env, cls, "writeHello", "()V");
			

			jobj=(*env)->NewObject(env, cls, mid);
			

			

			(*env)->CallVoidMethod(env,jobj,mid);
			

			

			(*jvm)->DestroyJavaVM(jvm);
			

			

			}
			

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