void SAL_CALL osl_releasePipe( oslPipe pPipe )
{
if( 0 == pPipe )
return;
if( 0 == osl_atomic_decrement( &(pPipe->m_nRefCount) ) )
{
if( ! pPipe->m_bClosed )
osl_closePipe( pPipe );
__osl_destroyPipeImpl( pPipe );
}
}
void SAL_CALL osl_releasePipe( oslPipe pPipe )
{
// OSL_ASSERT( pPipe );
if( 0 == pPipe )
return;
if( 0 == osl_decrementInterlockedCount( &(pPipe->m_Reference) ) )
{
if( ! pPipe->m_bClosed )
osl_closePipe( pPipe );
__osl_destroyPipeImpl( pPipe );
}
}
/*
* Class: com_sun_star_lib_connections_pipe_PipeConnection
* Method: closeJNI
* Signature: ()V
*/
SAL_DLLPUBLIC_EXPORT void
#if defined WNT
PipeConnection_close
#else
JNICALL Java_com_sun_star_lib_connections_pipe_PipeConnection_closeJNI
#endif
(JNIEnv * env, jobject obj_this)
{
enum {
START = 0,
INMONITOR
};
short state = START;
oslPipe npipe; /* native pipe */
jclass tclass; /* this class */
jfieldID fid; /* a field identifier */
if ((*env)->MonitorEnter(env, obj_this) != 0)
{
ThrowException(env,
"java/lang/RuntimeException",
"native pipe cannot synchronize on the object");
goto error;
}
state = INMONITOR;
/* check connection state */
npipe = getPipe(env, obj_this);
if ((*env)->ExceptionOccurred(env) != NULL)
goto error;
if (npipe == NULL)
{
ThrowException(env,
"com/sun/star/io/IOException",
"native pipe is not connected");
goto error;
}
/* remove the reference to the pipe */
tclass = (*env)->GetObjectClass(env, obj_this);
if (tclass == NULL)
{
ThrowException(env,
"java/lang/RuntimeException",
"native pipe cannot find class");
goto error;
}
fid = (*env)->GetFieldID(env, tclass, "_nPipeHandle", "J");
if (fid == NULL)
{
ThrowException(env,
"java/lang/RuntimeException",
"native pipe cannot find field");
goto error;
}
(*env)->SetLongField(env, obj_this, fid, (jlong)0);
/* release the pipe */
osl_closePipe(npipe);
osl_releasePipe(npipe);
/* done */
(*env)->MonitorExit(env, obj_this);
return;
error:
switch (state)
{
case INMONITOR:
(*env)->MonitorExit(env, obj_this);
case START:
default:
break;
}
return;
}
/*
* Class: com_sun_star_lib_connections_pipe_PipeConnection
* Method: connect
* Signature: (Lcom/sun/star/beans/NativeService;)V
*/
SAL_DLLPUBLIC_EXPORT void
#if defined WNT
PipeConnection_create
#else
JNICALL Java_com_sun_star_lib_connections_pipe_PipeConnection_createJNI
#endif
(JNIEnv * env, jobject obj_this, jstring name)
{
enum {
START = 0,
INMONITOR,
GOTNAME,
CREATED
};
short state = START;
jclass tclass;
jfieldID fid;
oslSecurity psec = osl_getCurrentSecurity();
oslPipe npipe = NULL;
rtl_uString * pname = NULL;
if ((*env)->MonitorEnter(env, obj_this) != 0)
{
ThrowException(env,
"java/lang/RuntimeException",
"native pipe cannot synchronize on the object");
goto error;
}
state = INMONITOR;
/* check connection state */
npipe = getPipe(env, obj_this);
if ((*env)->ExceptionOccurred(env) != NULL)
goto error;
if (npipe != NULL)
{
ThrowException(env,
"com/sun/star/io/IOException",
"native pipe is already connected");
goto error;
}
/* save the pipe name */
tclass = (*env)->GetObjectClass(env, obj_this);
if (tclass == NULL)
{
ThrowException(env,
"java/lang/RuntimeException",
"native pipe cannot find class");
goto error;
}
fid = (*env)->GetFieldID(env, tclass,
"_aDescription", "Ljava/lang/String;");
if (fid == NULL)
{
ThrowException(env,
"java/lang/RuntimeException",
"native pipe cannot find field");
goto error;
}
(*env)->SetObjectField(env, obj_this, fid, (jobject)name);
/* convert pipe name to rtl_uString */
pname = jstring2ustring(env, name);
if (pname == NULL)
{
ThrowException(env,
"java/lang/RuntimeException",
"native pipe cannot convert name");
goto error;
}
state = GOTNAME;
/* try to connect */
npipe = osl_createPipe(pname, osl_Pipe_OPEN, psec);
if (npipe == NULL)
{
ThrowException(env,
"java/lang/RuntimeException",
"cannot create native pipe");
goto error;
}
state = CREATED;
/* save the pipe */
tclass = (*env)->GetObjectClass(env, obj_this);
if (tclass == NULL)
{
ThrowException(env,
"java/lang/RuntimeException",
"native pipe cannot find class");
goto error;
}
fid = (*env)->GetFieldID(env, tclass, "_nPipeHandle", "J");
if (fid == NULL)
{
ThrowException(env,
"java/lang/RuntimeException",
"native pipe cannot find field");
goto error;
}
(*env)->SetLongField(
env, obj_this, fid, SAL_INT_CAST(jlong, (sal_IntPtr) npipe));
/* done */
rtl_uString_release(pname);
(*env)->MonitorExit(env, obj_this);
osl_freeSecurityHandle(psec);
return;
error:
switch (state)
{
case CREATED:
osl_closePipe(npipe);
osl_releasePipe(npipe);
case GOTNAME:
rtl_uString_release(pname);
case INMONITOR:
(*env)->MonitorExit(env, obj_this);
case START:
osl_freeSecurityHandle(psec);
default:
break;
}
return;
}
