/*--------------------------------------------------------------------------*/
BOOL LoadDynLibJVM(char *SCILAB_PATH)
{
/* 1] search in SCI/java/jre */
/* 2] search in windows registry */
/* 3] search in PATH */
/* else ERROR Java not found */
BOOL bOK = FALSE;
char *JVMDLLFULLNAME = NULL;
/* 1] search in scilab SCI/java/jre */
JVMDLLFULLNAME = (char*)MALLOC( (strlen(SCILAB_PATH) + strlen(JRE_PATH) + strlen("/bin/") + strlen(JVM_TYPE) + strlen("/jvm") + strlen(SHARED_LIB_EXT) + 1) * sizeof(char));
sprintf(JVMDLLFULLNAME, "%s%s%s%s%s%s", SCILAB_PATH, JRE_PATH, "/bin/", JVM_TYPE, "/jvm", SHARED_LIB_EXT);
if (!LoadFunctionsJVM(JVMDLLFULLNAME))
{
/* 2] search in windows registry */
/* We try to find JRE on Windows registry*/
if (JVMDLLFULLNAME)
{
FREE(JVMDLLFULLNAME);
JVMDLLFULLNAME = NULL;
};
JVMDLLFULLNAME = Search_Java_RuntimeLib_in_Windows_Registry();
/* 3] search in PATH */
if (!LoadFunctionsJVM(JVMDLLFULLNAME))
{
if (JVMDLLFULLNAME)
{
FREE(JVMDLLFULLNAME);
JVMDLLFULLNAME = NULL;
};
JVMDLLFULLNAME = (char*)MALLOC( (strlen("jvm") + strlen(SHARED_LIB_EXT) + 1) * sizeof(char));
sprintf(JVMDLLFULLNAME, "%s%s%s%s", SCILAB_PATH, JRE_PATH, "jvm", SHARED_LIB_EXT);
if ( LoadFunctionsJVM(JVMDLLFULLNAME) )
{
bOK = TRUE;
}
}
else
{
bOK = TRUE;
}
}
else
{
EMBEDDED_JRE = TRUE;
bOK = TRUE;
}
if (JVMDLLFULLNAME)
{
FREE(JVMDLLFULLNAME);
JVMDLLFULLNAME = NULL;
};
return bOK;
}
/*--------------------------------------------------------------------------*/
static JavaVM *SearchCreatedJavaVMEmbedded(char *SCILAB_PATH)
{
JavaVM *jvm = NULL;
jsize jvm_count = 0;
jint res=0;
char *JVMDLLFULLNAME=NULL;
/* search in SCI/java/jre */
JVMDLLFULLNAME=(char*)MALLOC( (strlen(SCILAB_PATH)+strlen(JRE_PATH)+strlen("/bin/")+strlen(JVM_TYPE)+strlen("/jvm")+strlen(SHARED_LIB_EXT)+1)*sizeof(char));
sprintf(JVMDLLFULLNAME,"%s%s%s%s%s%s",SCILAB_PATH,JRE_PATH,"/bin/",JVM_TYPE,"/jvm",SHARED_LIB_EXT);
FreeDynLibJVM();
if (LoadFunctionsJVM(JVMDLLFULLNAME))
{
res = SciJNI_GetCreatedJavaVMs (&jvm, 1, &jvm_count);
if ( jvm_count == 1 )
{
if (JVMDLLFULLNAME){FREE(JVMDLLFULLNAME);JVMDLLFULLNAME=NULL;}
return jvm;
}
else jvm = NULL;
}
if (JVMDLLFULLNAME){FREE(JVMDLLFULLNAME);JVMDLLFULLNAME=NULL;}
return jvm;
}
/*----------------------------------------------------------------------------------*/
JavaVM *SearchCreatedJavaVMRegistry(void)
{
JavaVM *jvm = NULL;
jsize jvm_count = 0;
jint res = 0;
char *JVMDLLFULLNAME = NULL;
JVMDLLFULLNAME = Search_Java_RuntimeLib_in_Windows_Registry();
FreeDynLibJVM();
if (LoadFunctionsJVM(JVMDLLFULLNAME))
{
res = SciJNI_GetCreatedJavaVMs (&jvm, 1, &jvm_count);
if ( jvm_count == 1 )
{
if (JVMDLLFULLNAME)
{
FREE(JVMDLLFULLNAME);
JVMDLLFULLNAME = NULL;
}
return jvm;
}
else
{
jvm = NULL;
}
}
if (JVMDLLFULLNAME)
{
FREE(JVMDLLFULLNAME);
JVMDLLFULLNAME = NULL;
}
return jvm;
}
/*----------------------------------------------------------------------------------*/
static JavaVM *SearchCreatedJavaVMPath(void)
{
JavaVM *jvm = NULL;
jsize jvm_count = 0;
jint res = 0;
char *JVMDLLFULLNAME = NULL;
FreeDynLibJVM();
JVMDLLFULLNAME = (char*)MALLOC( (strlen("jvm") + strlen(SHARED_LIB_EXT) + 1) * sizeof(char));
sprintf(JVMDLLFULLNAME, "%s%s", "jvm", SHARED_LIB_EXT);
if (LoadFunctionsJVM(JVMDLLFULLNAME))
{
res = SciJNI_GetCreatedJavaVMs (&jvm, 1, &jvm_count);
if ( jvm_count == 1 )
{
if (JVMDLLFULLNAME)
{
FREE(JVMDLLFULLNAME);
JVMDLLFULLNAME = NULL;
};
return jvm;
}
else
{
jvm = NULL;
}
}
return jvm;
}
/*--------------------------------------------------------------------------*/
JavaVM *getScilabJavaVM(void)
{
if (!jvm_SCILAB && IsFromJava())
{
/* If getScilabJavaVM is called from C called itself from JavaSci
* (in nwni mode) the function returns a JVM */
JavaVM *vm = 0;
JavaVM **vmBuf = MALLOC(sizeof(JavaVM *) * 1);
jsize size = 0;
if (!hasJvmSymbolsLoaded())
{
/* We load symbols of the current jvm already used */
LoadFunctionsJVM(NULL);
}
SciJNI_GetCreatedJavaVMs(vmBuf, 1, &size);
if (size)
{
vm = *vmBuf;
}
FREE(vmBuf);
return vm;
}
return jvm_SCILAB;
}
