KNIEXPORT KNI_RETURNTYPE_VOID
KNIDECL(com_sun_midp_chameleon_skins_resources_SkinResourcesImpl_shareResourcePool) {
#if ENABLE_MULTIPLE_ISOLATES
KNI_StartHandles(1);
KNI_DeclareHandle(obj);
KNI_GetParameterAsObject(1, obj);
if (resourcePool == -1) {
/*
* We only ever allow a single resource pool to be stored.
* Any future attempts at storing a new one are ignored
*/
resourcePool = SNI_AddStrongReference(obj);
}
KNI_EndHandles();
#endif
KNI_ReturnVoid();
}
/**
* private native void send0(LinkMessage msg)
* throws ClosedLinkException,
* InterruptedIOException,
* IOException;
*/
KNIEXPORT KNI_RETURNTYPE_VOID
Java_com_sun_midp_links_Link_send0(void)
{
rendezvous *rp;
KNI_StartHandles(3);
KNI_DeclareHandle(thisObj);
KNI_DeclareHandle(messageObj);
KNI_DeclareHandle(otherMessageObj);
KNI_GetThisPointer(thisObj);
KNI_GetParameterAsObject(1, messageObj);
rp = getNativePointer(thisObj);
if (rp == NULL) {
if (SNI_GetReentryData(NULL) == NULL) {
KNI_ThrowNew(midpClosedLinkException, NULL);
} else {
KNI_ThrowNew(midpInterruptedIOException, NULL);
}
} else if (JVM_CurrentIsolateID() != rp->sender) {
KNI_ThrowNew(midpIllegalArgumentException, NULL);
} else {
switch (rp->state) {
case IDLE:
rp->msg = SNI_AddStrongReference(messageObj);
rp->state = SENDING;
midp_thread_wait(LINK_READY_SIGNAL, (int)rp, NULL);
break;
case RECEIVING:
rp->msg = SNI_AddStrongReference(messageObj);
rp->state = RENDEZVOUS;
midp_thread_signal(LINK_READY_SIGNAL, (int)rp, 0);
midp_thread_wait(LINK_READY_SIGNAL, (int)rp, NULL);
break;
case SENDING:
case RENDEZVOUS:
midp_thread_wait(LINK_READY_SIGNAL, (int)rp, NULL);
break;
case DONE:
getReference(rp->msg, "send0/DONE", otherMessageObj);
if (KNI_IsSameObject(messageObj, otherMessageObj)) {
/* it's our message, finish processing */
SNI_DeleteReference(rp->msg);
rp->msg = INVALID_REFERENCE_ID;
rp->state = IDLE;
midp_thread_signal(LINK_READY_SIGNAL, (int)rp, 0);
if (rp->retcode != OK) {
KNI_ThrowNew(midpIOException, NULL);
}
} else {
/* somebody else's message, just go back to sleep */
midp_thread_wait(LINK_READY_SIGNAL, (int)rp, NULL);
}
break;
case CLOSED:
setNativePointer(thisObj, NULL);
if (rp->msg != INVALID_REFERENCE_ID) {
/* a message was stranded in the link; clean it out */
SNI_DeleteReference(rp->msg);
rp->msg = INVALID_REFERENCE_ID;
}
rp_decref(rp);
if (SNI_GetReentryData(NULL) == NULL) {
KNI_ThrowNew(midpClosedLinkException, NULL);
} else {
KNI_ThrowNew(midpInterruptedIOException, NULL);
}
break;
}
}
KNI_EndHandles();
KNI_ReturnVoid();
}
