Java U.unmarshal方法代码示例

import org.apache.ignite.internal.util.typedef.internal.U; //导入方法依赖的package包/类
/**
 * Restores metadata on startup of {@link CacheObjectBinaryProcessorImpl} but before starting discovery.
 */
void restoreMetadata() {
    if (!CU.isPersistenceEnabled(ctx.config()))
        return;

    for (File file : workDir.listFiles()) {
        try (FileInputStream in = new FileInputStream(file)) {
            BinaryMetadata meta = U.unmarshal(ctx.config().getMarshaller(), in, U.resolveClassLoader(ctx.config()));

            metadataLocCache.put(meta.typeId(), new BinaryMetadataHolder(meta, 0, 0));
        }
        catch (Exception e) {
            U.warn(log, "Failed to restore metadata from file: " + file.getName() +
                "; exception was thrown: " + e.getMessage());
        }
    }
}
 

import org.apache.ignite.internal.util.typedef.internal.U; //导入方法依赖的package包/类
/**
 * Unmarshalls transfer object from remote node within a given context.
 *
 * @param ctx Grid kernal context that provides deployment and marshalling services.
 * @param sndNodeId {@link UUID} of the sender node.
 * @param msg Transfer object that contains original serialized object and deployment information.
 * @return Unmarshalled object.
 * @throws IgniteCheckedException If node cannot obtain deployment.
 */
static Object unmarshall(GridKernalContext ctx, UUID sndNodeId, GridAffinityMessage msg)
    throws IgniteCheckedException {
    GridDeployment dep = ctx.deploy().getGlobalDeployment(
        msg.deploymentMode(),
        msg.sourceClassName(),
        msg.sourceClassName(),
        msg.userVersion(),
        sndNodeId,
        msg.classLoaderId(),
        msg.loaderParticipants(),
        null);

    if (dep == null)
        throw new IgniteDeploymentCheckedException("Failed to obtain affinity object (is peer class loading turned on?): " +
            msg);

    Object src = U.unmarshal(ctx, msg.source(),
        U.resolveClassLoader(dep.classLoader(), ctx.config()));

    // Resource injection.
    ctx.resource().inject(dep, dep.deployedClass(msg.sourceClassName()), src);

    return src;
}
 

import org.apache.ignite.internal.util.typedef.internal.U; //导入方法依赖的package包/类
/** {@inheritDoc} */
@Override public void finishUnmarshal(GridCacheSharedContext ctx, ClassLoader ldr) throws IgniteCheckedException {
    super.finishUnmarshal(ctx, ldr);

    Marshaller mrsh = ctx.marshaller();

    if (keyValFilterBytes != null && keyValFilter == null)
        keyValFilter = U.unmarshal(mrsh, keyValFilterBytes, U.resolveClassLoader(ldr, ctx.gridConfig()));

    if (rdcBytes != null && rdc == null)
        rdc = U.unmarshal(mrsh, rdcBytes, ldr);

    if (transBytes != null && trans == null)
        trans = U.unmarshal(mrsh, transBytes, U.resolveClassLoader(ldr, ctx.gridConfig()));

    if (argsBytes != null && args == null)
        args = U.unmarshal(mrsh, argsBytes, U.resolveClassLoader(ldr, ctx.gridConfig()));
}
 

import org.apache.ignite.internal.util.typedef.internal.U; //导入方法依赖的package包/类
/** {@inheritDoc} */
@Override public CacheEvent deserialize(String topic, byte[] bytes) {
    try {
        return U.unmarshal(marsh, bytes, getClass().getClassLoader());
    }
    catch (IgniteCheckedException e) {
        throw new SerializationException("Failed to deserialize cache event!", e);
    }
}
 

import org.apache.ignite.internal.util.typedef.internal.U; //导入方法依赖的package包/类
/**
 * @return Serializer.
 */
private JavaObjectSerializer h2Serializer() {
    return new JavaObjectSerializer() {
        @Override public byte[] serialize(Object obj) throws Exception {
            return U.marshal(marshaller, obj);
        }

        @Override public Object deserialize(byte[] bytes) throws Exception {
            ClassLoader clsLdr = ctx != null ? U.resolveClassLoader(ctx.config()) : null;

            return U.unmarshal(marshaller, bytes, clsLdr);
        }
    };
}
 

import org.apache.ignite.internal.util.typedef.internal.U; //导入方法依赖的package包/类
/** {@inheritDoc} */
@Override public void finishUnmarshal(GridCacheSharedContext ctx, ClassLoader ldr) throws IgniteCheckedException {
    super.finishUnmarshal(ctx, ldr);

    if (topicBytes != null && topic == null)
        topic = U.unmarshal(ctx, topicBytes, U.resolveClassLoader(ldr, ctx.gridConfig()));
}
 

import org.apache.ignite.internal.util.typedef.internal.U; //导入方法依赖的package包/类
/** {@inheritDoc} */
@Override public void finishUnmarshal(GridCacheSharedContext ctx, ClassLoader ldr) throws IgniteCheckedException {
    super.finishUnmarshal(ctx, ldr);

    if (errBytes != null && err == null)
        err = U.unmarshal(ctx, errBytes, U.resolveClassLoader(ldr, ctx.gridConfig()));
}
 

import org.apache.ignite.internal.util.typedef.internal.U; //导入方法依赖的package包/类
/**
 * @param marsh Marshaller.
 * @return Unmarshalled payload.
 * @throws IgniteCheckedException If failed.
 */
@Nullable public <T> T unmarshal(Marshaller marsh)
    throws IgniteCheckedException {
    if (bytes == null)
        return null;

    return U.unmarshal(marsh, bytes, null);
}
 

import org.apache.ignite.internal.util.typedef.internal.U; //导入方法依赖的package包/类
/** {@inheritDoc} */
@Override public void finishUnmarshal(Marshaller marsh, @Nullable ClassLoader ldr) throws IgniteCheckedException {
    super.finishUnmarshal(marsh, ldr);

    if (errBytes != null && err == null)
        err = U.unmarshal(marsh, errBytes, ldr);
}
 

import org.apache.ignite.internal.util.typedef.internal.U; //导入方法依赖的package包/类
/** {@inheritDoc} */
@Override public void finishUnmarshal(GridCacheSharedContext ctx, ClassLoader ldr) throws IgniteCheckedException {
    super.finishUnmarshal(ctx, ldr);

    finishUnmarshalCacheObjects(vals, ctx.cacheContext(cacheId), ldr);

    if (errBytes != null)
        err = U.unmarshal(ctx, errBytes, U.resolveClassLoader(ldr, ctx.gridConfig()));
}
 

import org.apache.ignite.internal.util.typedef.internal.U; //导入方法依赖的package包/类
/**
 * Unmarshal schema error.
 *
 * @param errBytes Error bytes.
 * @return Error.
 */
@Nullable private SchemaOperationException unmarshalSchemaError(@Nullable byte[] errBytes) {
    if (errBytes == null)
        return null;

    try {
        return U.unmarshal(marsh, errBytes, U.resolveClassLoader(ctx.config()));
    }
    catch (Exception e) {
        return new SchemaOperationException("Operation failed, but error cannot be deserialized.");
    }
}
 

import org.apache.ignite.internal.util.typedef.internal.U; //导入方法依赖的package包/类
/** {@inheritDoc} */
@Override public <T> T unmarshal(byte[] bytes) throws IOException {
    try {
        boolean unzip = bytes[0] > 0;

        byte[] marshBytes = Arrays.copyOfRange(bytes, 1, bytes.length);

        return U.unmarshal(opMarsh, unzip ? unzipBytes(marshBytes) : marshBytes, null);
    }
    catch (IgniteCheckedException e) {
        throw new IOException(e);
    }
}
 

import org.apache.ignite.internal.util.typedef.internal.U; //导入方法依赖的package包/类
/**
 * @param ctx Context.
 * @throws IgniteCheckedException In case of error.
 */
void beforeLocalExecution(GridCacheContext ctx) throws IgniteCheckedException {
    Marshaller marsh = ctx.marshaller();

    rdc = rdc != null ? U.<IgniteReducer<Object, Object>>unmarshal(marsh, U.marshal(marsh, rdc),
        U.resolveClassLoader(ctx.gridConfig())) : null;
    trans = trans != null ? U.<IgniteClosure<Object, Object>>unmarshal(marsh, U.marshal(marsh, trans),
        U.resolveClassLoader(ctx.gridConfig())) : null;
}
 

import org.apache.ignite.internal.util.typedef.internal.U; //导入方法依赖的package包/类
/**
 * @return Query info.
 * @throws IgniteCheckedException In case of error.
 */
private GridCacheQueryInfo localQueryInfo() throws IgniteCheckedException {
    GridCacheQueryBean qry = query();

    Marshaller marsh = cctx.marshaller();

    IgniteReducer<Object, Object> rdc = qry.reducer() != null ?
        U.<IgniteReducer<Object, Object>>unmarshal(marsh, U.marshal(marsh, qry.reducer()),
            U.resolveClassLoader(cctx.gridConfig())) : null;

    IgniteClosure<Object, Object> trans = qry.transform() != null ?
        U.<IgniteClosure<Object, Object>>unmarshal(marsh, U.marshal(marsh, qry.transform()),
            U.resolveClassLoader(cctx.gridConfig())) : null;

    return new GridCacheQueryInfo(
        true,
        trans,
        rdc,
        qry.query(),
        GridCacheLocalQueryFuture.this,
        cctx.localNodeId(),
        cctx.io().nextIoId(),
        qry.query().includeMetadata(),
        true,
        qry.arguments()
    );
}
 

import org.apache.ignite.internal.util.typedef.internal.U; //导入方法依赖的package包/类
/**
 * @param res Response.
 * @param nodeId Node id.
 */
void onResponse(DataStreamerResponse res, UUID nodeId) {
    if (log.isDebugEnabled())
        log.debug("Received data load response: " + res);

    GridFutureAdapter<?> f = reqs.remove(res.requestId());

    if (f == null) {
        if (log.isDebugEnabled())
            log.debug("Future for request has not been found: " + res.requestId());

        return;
    }

    Throwable err = null;

    byte[] errBytes = res.errorBytes();

    if (errBytes != null) {
        try {
            GridPeerDeployAware jobPda0 = jobPda;

            final Throwable cause = U.unmarshal(
                ctx,
                errBytes,
                U.resolveClassLoader(jobPda0 != null ? jobPda0.classLoader() : null, ctx.config()));

            final String msg = "DataStreamer request failed [node=" + nodeId + "]";

            err = cause instanceof ClusterTopologyCheckedException ?
                new ClusterTopologyCheckedException(msg, cause) :
                new IgniteCheckedException(msg, cause);
        }
        catch (IgniteCheckedException e) {
            f.onDone(null, new IgniteCheckedException("Failed to unmarshal response.", e));

            return;
        }
    }

    f.onDone(null, err);

    if (log.isDebugEnabled())
        log.debug("Finished future [fut=" + f + ", reqId=" + res.requestId() + ", err=" + err + ']');
}