Examples with PlatformOutputStream org.apache.ignite.internal.processors.platform.memory.PlatformOutputStream used on opensource projects

Example 41 with PlatformOutputStream

use of org.apache.ignite.internal.processors.platform.memory.PlatformOutputStream in project ignite by apache.

the class PlatformFutureUtils method writeFutureError.

/**
 * Write future error.
 *
 * @param ctx Context.
 * @param futPtr Future pointer.
 * @param err Error.
 */
private static void writeFutureError(final PlatformContext ctx, long futPtr, Throwable err) {
    try (PlatformMemory mem = ctx.memory().allocate()) {
        PlatformOutputStream out = mem.output();
        BinaryRawWriterEx outWriter = ctx.writer(out);
        PlatformUtils.writeError(err, outWriter);
        PlatformUtils.writeErrorData(err, outWriter);
        out.synchronize();
        ctx.gateway().futureError(futPtr, mem.pointer());
    }
}

Example 42 with PlatformOutputStream

use of org.apache.ignite.internal.processors.platform.memory.PlatformOutputStream in project ignite by apache.

the class PlatformFutureUtils method writeToWriter.

/**
 * Write result to a custom writer
 *
 * @param obj Object to write.
 * @param err Error to write.
 * @param ctx Context.
 * @param writer Writer.
 * @param futPtr Future pointer.
 * @return Value indicating whether custom write was performed. When false, default write will be used.
 */
private static boolean writeToWriter(Object obj, Throwable err, PlatformContext ctx, Writer writer, long futPtr) {
    boolean canWrite = writer.canWrite(obj, err);
    if (!canWrite)
        return false;
    try (PlatformMemory mem = ctx.memory().allocate()) {
        PlatformOutputStream out = mem.output();
        BinaryRawWriterEx outWriter = ctx.writer(out);
        writer.write(outWriter, obj, err);
        out.synchronize();
        ctx.gateway().futureObjectResult(futPtr, mem.pointer());
    }
    return true;
}

Example 43 with PlatformOutputStream

use of org.apache.ignite.internal.processors.platform.memory.PlatformOutputStream in project ignite by apache.

the class PlatformFutureUtils method listen.

/**
 * Listen future.
 *
 * @param ctx Context.
 * @param listenable Listenable entry.
 * @param futPtr Native future pointer.
 * @param typ Expected return type.
 * @param writer Optional writer.
 */
public static void listen(final PlatformContext ctx, PlatformListenable listenable, final long futPtr, final int typ, @Nullable final Writer writer, final PlatformTarget target) {
    final PlatformCallbackGateway gate = ctx.gateway();
    listenable.listen(new IgniteBiInClosure<Object, Throwable>() {

        private static final long serialVersionUID = 0L;

        @Override
        public void apply(Object res, Throwable err) {
            if (err instanceof Exception)
                err = target.convertException((Exception) err);
            if (writer != null && writeToWriter(res, err, ctx, writer, futPtr))
                return;
            if (err != null) {
                writeFutureError(ctx, futPtr, err);
                return;
            }
            try {
                if (typ == TYP_OBJ) {
                    if (res == null)
                        gate.futureNullResult(futPtr);
                    else {
                        try (PlatformMemory mem = ctx.memory().allocate()) {
                            PlatformOutputStream out = mem.output();
                            BinaryRawWriterEx outWriter = ctx.writer(out);
                            outWriter.writeObjectDetached(res);
                            out.synchronize();
                            gate.futureObjectResult(futPtr, mem.pointer());
                        }
                    }
                } else if (res == null)
                    gate.futureNullResult(futPtr);
                else {
                    switch(typ) {
                        case TYP_BYTE:
                            gate.futureByteResult(futPtr, (byte) res);
                            break;
                        case TYP_BOOL:
                            gate.futureBoolResult(futPtr, (boolean) res ? 1 : 0);
                            break;
                        case TYP_SHORT:
                            gate.futureShortResult(futPtr, (short) res);
                            break;
                        case TYP_CHAR:
                            gate.futureCharResult(futPtr, (char) res);
                            break;
                        case TYP_INT:
                            gate.futureIntResult(futPtr, (int) res);
                            break;
                        case TYP_FLOAT:
                            gate.futureFloatResult(futPtr, Float.floatToIntBits((float) res));
                            break;
                        case TYP_LONG:
                            gate.futureLongResult(futPtr, (long) res);
                            break;
                        case TYP_DOUBLE:
                            gate.futureDoubleResult(futPtr, Double.doubleToLongBits((double) res));
                            break;
                        default:
                            assert false : "Should not reach this: " + typ;
                    }
                }
            } catch (Throwable t) {
                writeFutureError(ctx, futPtr, t);
                if (t instanceof Error)
                    throw t;
            }
        }
    });
}

Example 44 with PlatformOutputStream

use of org.apache.ignite.internal.processors.platform.memory.PlatformOutputStream in project ignite by apache.

the class PlatformLocalEventListener method apply.

/**
 * {@inheritDoc}
 */
@Override
public boolean apply(Event evt) {
    assert ignite != null;
    PlatformContext ctx = PlatformUtils.platformContext(ignite);
    assert ctx != null;
    try (PlatformMemory mem = ctx.memory().allocate()) {
        PlatformOutputStream out = mem.output();
        BinaryRawWriterEx writer = ctx.writer(out);
        writer.writeInt(id);
        ctx.writeEvent(writer, evt);
        out.synchronize();
        long res = ctx.gateway().eventLocalListenerApply(mem.pointer());
        return res != 0;
    }
}

Example 45 with PlatformOutputStream

use of org.apache.ignite.internal.processors.platform.memory.PlatformOutputStream in project ignite by apache.

the class PlatformMessageFilterImpl method apply.

/**
 * {@inheritDoc}
 */
@Override
public boolean apply(UUID uuid, Object m) {
    if (ptr == 0)
        // Destroyed.
        return false;
    try (PlatformMemory mem = ctx.memory().allocate()) {
        PlatformOutputStream out = mem.output();
        BinaryRawWriterEx writer = ctx.writer(out);
        writer.writeObject(uuid);
        writer.writeObject(m);
        out.synchronize();
        return ctx.gateway().messagingFilterApply(ptr, mem.pointer()) != 0;
    }
}