/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.ignite.internal;
import java.io.Externalizable;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import java.io.ObjectStreamException;
import java.util.Collection;
import java.util.Collections;
import java.util.Map;
import java.util.UUID;
import java.util.concurrent.Callable;
import org.apache.ignite.IgniteCheckedException;
import org.apache.ignite.IgniteCompute;
import org.apache.ignite.IgniteDeploymentException;
import org.apache.ignite.IgniteException;
import org.apache.ignite.cluster.ClusterGroup;
import org.apache.ignite.compute.ComputeTask;
import org.apache.ignite.compute.ComputeTaskFuture;
import org.apache.ignite.internal.cluster.ClusterGroupAdapter;
import org.apache.ignite.internal.managers.deployment.GridDeployment;
import org.apache.ignite.internal.util.typedef.F;
import org.apache.ignite.internal.util.typedef.internal.A;
import org.apache.ignite.internal.util.typedef.internal.CU;
import org.apache.ignite.internal.util.typedef.internal.U;
import org.apache.ignite.lang.IgniteCallable;
import org.apache.ignite.lang.IgniteClosure;
import org.apache.ignite.lang.IgniteFuture;
import org.apache.ignite.lang.IgniteReducer;
import org.apache.ignite.lang.IgniteRunnable;
import org.apache.ignite.lang.IgniteUuid;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import static org.apache.ignite.internal.GridClosureCallMode.BALANCE;
import static org.apache.ignite.internal.GridClosureCallMode.BROADCAST;
import static org.apache.ignite.internal.processors.task.GridTaskThreadContextKey.TC_NO_FAILOVER;
import static org.apache.ignite.internal.processors.task.GridTaskThreadContextKey.TC_SUBGRID;
import static org.apache.ignite.internal.processors.task.GridTaskThreadContextKey.TC_SUBJ_ID;
import static org.apache.ignite.internal.processors.task.GridTaskThreadContextKey.TC_TASK_NAME;
import static org.apache.ignite.internal.processors.task.GridTaskThreadContextKey.TC_TIMEOUT;
/**
* {@link IgniteCompute} implementation.
*/
public class IgniteComputeImpl extends AsyncSupportAdapter<IgniteCompute>
implements IgniteCompute, Externalizable {
/** */
private static final long serialVersionUID = 0L;
/** */
private GridKernalContext ctx;
/** */
private ClusterGroupAdapter prj;
/** */
private UUID subjId;
/** Custom executor name. */
private String execName;
/**
* Required by {@link Externalizable}.
*/
public IgniteComputeImpl() {
// No-op.
}
/**
* @param ctx Kernal context.
* @param prj Projection.
* @param subjId Subject ID.
*/
public IgniteComputeImpl(GridKernalContext ctx, ClusterGroupAdapter prj, UUID subjId) {
this(ctx, prj, subjId, false);
}
/**
* @param ctx Kernal context.
* @param prj Projection.
* @param subjId Subject ID.
* @param async Async support flag.
*/
private IgniteComputeImpl(GridKernalContext ctx, ClusterGroupAdapter prj, UUID subjId, boolean async) {
super(async);
this.ctx = ctx;
this.prj = prj;
this.subjId = subjId;
}
/**
* Constructor.
*
* @param ctx Kernal context.
* @param prj Projection.
* @param subjId Subject ID.
* @param async Async support flag.
* @param execName Custom executor name.
*/
private IgniteComputeImpl(GridKernalContext ctx, ClusterGroupAdapter prj, UUID subjId, boolean async,
String execName) {
super(async);
this.ctx = ctx;
this.prj = prj;
this.subjId = subjId;
this.execName = execName;
}
/** {@inheritDoc} */
@Override protected IgniteCompute createAsyncInstance() {
return new IgniteComputeImpl(ctx, prj, subjId, true);
}
/** {@inheritDoc} */
@Override public ClusterGroup clusterGroup() {
return prj;
}
/** {@inheritDoc} */
@Override public void affinityRun(String cacheName, Object affKey, IgniteRunnable job) {
CU.validateCacheName(cacheName);
try {
saveOrGet(affinityRunAsync0(cacheName, affKey, job));
}
catch (IgniteCheckedException e) {
throw U.convertException(e);
}
}
/** {@inheritDoc} */
@Override public IgniteFuture<Void> affinityRunAsync(String cacheName, Object affKey,
IgniteRunnable job) throws IgniteException {
CU.validateCacheName(cacheName);
return (IgniteFuture<Void>)createFuture(affinityRunAsync0(cacheName, affKey, job));
}
/**
* Affinity run implementation.
*
* @param cacheName Cache name.
* @param affKey Affinity key.
* @param job Job.
* @return Internal future.
*/
private IgniteInternalFuture<?> affinityRunAsync0(String cacheName, Object affKey, IgniteRunnable job) {
A.notNull(affKey, "affKey");
A.notNull(job, "job");
guard();
try {
// In case cache key is passed instead of affinity key.
final Object affKey0 = ctx.affinity().affinityKey(cacheName, affKey);
int partId = ctx.affinity().partition(cacheName, affKey0);
if (partId < 0)
throw new IgniteCheckedException("Failed map key to partition: [cache=" + cacheName + " key="
+ affKey + ']');
return ctx.closure().affinityRun(Collections.singletonList(cacheName), partId, job, prj.nodes(), execName);
}
catch (IgniteCheckedException e) {
throw U.convertException(e);
}
finally {
unguard();
}
}
/** {@inheritDoc} */
@Override public void affinityRun(@NotNull Collection<String> cacheNames, Object affKey, IgniteRunnable job) {
CU.validateCacheNames(cacheNames);
try {
saveOrGet(affinityRunAsync0(cacheNames, affKey, job));
}
catch (IgniteCheckedException e) {
throw U.convertException(e);
}
}
/** {@inheritDoc} */
@Override public IgniteFuture<Void> affinityRunAsync(@NotNull Collection<String> cacheNames, Object affKey,
IgniteRunnable job) throws IgniteException {
CU.validateCacheNames(cacheNames);
return (IgniteFuture<Void>)createFuture(affinityRunAsync0(cacheNames, affKey, job));
}
/**
* Affinity run implementation.
*
* @param cacheNames Cache names collection.
* @param affKey Affinity key.
* @param job Job.
* @return Internal future.
*/
private IgniteInternalFuture<?> affinityRunAsync0(@NotNull Collection<String> cacheNames, Object affKey,
IgniteRunnable job) {
A.notNull(affKey, "affKey");
A.notNull(job, "job");
A.ensure(!cacheNames.isEmpty(), "cachesNames mustn't be empty");
guard();
try {
final String cacheName = F.first(cacheNames);
// In case cache key is passed instead of affinity key.
final Object affKey0 = ctx.affinity().affinityKey(cacheName, affKey);
int partId = ctx.affinity().partition(cacheName, affKey0);
if (partId < 0)
throw new IgniteCheckedException("Failed map key to partition: [cache=" + cacheName + " key="
+ affKey + ']');
return ctx.closure().affinityRun(cacheNames, partId, job, prj.nodes(), execName);
}
catch (IgniteCheckedException e) {
throw U.convertException(e);
}
finally {
unguard();
}
}
/** {@inheritDoc} */
@Override public void affinityRun(@NotNull Collection<String> cacheNames, int partId, IgniteRunnable job) {
CU.validateCacheNames(cacheNames);
try {
saveOrGet(affinityRunAsync0(cacheNames, partId, job));
}
catch (IgniteCheckedException e) {
throw U.convertException(e);
}
}
/** {@inheritDoc} */
@Override public IgniteFuture<Void> affinityRunAsync(@NotNull Collection<String> cacheNames, int partId,
IgniteRunnable job) throws IgniteException {
CU.validateCacheNames(cacheNames);
return (IgniteFuture<Void>)createFuture(affinityRunAsync0(cacheNames, partId, job));
}
/**
* Affinity run implementation.
*
* @param cacheNames Cache names collection.
* @param partId partition ID.
* @param job Job.
* @return Internal future.
*/
private IgniteInternalFuture<?> affinityRunAsync0(@NotNull Collection<String> cacheNames, int partId,
IgniteRunnable job) {
A.ensure(partId >= 0, "partId = " + partId);
A.notNull(job, "job");
A.ensure(!cacheNames.isEmpty(), "cachesNames mustn't be empty");
guard();
try {
return ctx.closure().affinityRun(cacheNames, partId, job, prj.nodes(), execName);
}
catch (IgniteCheckedException e) {
throw U.convertException(e);
}
finally {
unguard();
}
}
/** {@inheritDoc} */
@Override public <R> R affinityCall(String cacheName, Object affKey, IgniteCallable<R> job) {
CU.validateCacheName(cacheName);
try {
return saveOrGet(affinityCallAsync0(cacheName, affKey, job));
}
catch (IgniteCheckedException e) {
throw U.convertException(e);
}
}
/** {@inheritDoc} */
@Override public <R> IgniteFuture<R> affinityCallAsync(String cacheName, Object affKey,
IgniteCallable<R> job) throws IgniteException {
CU.validateCacheName(cacheName);
return createFuture(affinityCallAsync0(cacheName, affKey, job));
}
/**
* Affinity call implementation.
* @param cacheName Cache name.
* @param affKey Affinity key.
* @param job Job.
* @return Internal future.
*/
private <R> IgniteInternalFuture<R> affinityCallAsync0(String cacheName, Object affKey,
IgniteCallable<R> job) {
A.notNull(affKey, "affKey");
A.notNull(job, "job");
guard();
try {
// In case cache key is passed instead of affinity key.
final Object affKey0 = ctx.affinity().affinityKey(cacheName, affKey);
int partId = ctx.affinity().partition(cacheName, affKey0);
if (partId < 0)
throw new IgniteCheckedException("Failed map key to partition: [cache=" + cacheName + " key="
+ affKey + ']');
return ctx.closure().affinityCall(Collections.singletonList(cacheName), partId, job, prj.nodes(), execName);
}
catch (IgniteCheckedException e) {
throw U.convertException(e);
}
finally {
unguard();
}
}
/** {@inheritDoc} */
@Override public <R> R affinityCall(@NotNull Collection<String> cacheNames, Object affKey, IgniteCallable<R> job) {
CU.validateCacheNames(cacheNames);
try {
return saveOrGet(affinityCallAsync0(cacheNames, affKey, job));
}
catch (IgniteCheckedException e) {
throw U.convertException(e);
}
}
/** {@inheritDoc} */
@Override public <R> IgniteFuture<R> affinityCallAsync(@NotNull Collection<String> cacheNames, Object affKey,
IgniteCallable<R> job) throws IgniteException {
CU.validateCacheNames(cacheNames);
return createFuture(affinityCallAsync0(cacheNames, affKey, job));
}
/**
* Affinity call implementation.
* @param cacheNames Cache names collection.
* @param affKey Affinity key.
* @param job Job.
* @return Internal future.
*/
private <R> IgniteInternalFuture<R> affinityCallAsync0(@NotNull Collection<String> cacheNames, Object affKey,
IgniteCallable<R> job) {
A.notNull(affKey, "affKey");
A.notNull(job, "job");
A.ensure(!cacheNames.isEmpty(), "cachesNames mustn't be empty");
guard();
try {
final String cacheName = F.first(cacheNames);
// In case cache key is passed instead of affinity key.
final Object affKey0 = ctx.affinity().affinityKey(cacheName, affKey);
int partId = ctx.affinity().partition(cacheName, affKey0);
if (partId < 0)
throw new IgniteCheckedException("Failed map key to partition: [cache=" + cacheName + " key="
+ affKey + ']');
return ctx.closure().affinityCall(cacheNames, partId, job, prj.nodes(), execName);
}
catch (IgniteCheckedException e) {
throw U.convertException(e);
}
finally {
unguard();
}
}
/** {@inheritDoc} */
@Override public <R> R affinityCall(@NotNull Collection<String> cacheNames, int partId, IgniteCallable<R> job) {
CU.validateCacheNames(cacheNames);
try {
return saveOrGet(affinityCallAsync0(cacheNames, partId, job));
}
catch (IgniteCheckedException e) {
throw U.convertException(e);
}
}
/** {@inheritDoc} */
@Override public <R> IgniteFuture<R> affinityCallAsync(@NotNull Collection<String> cacheNames, int partId,
IgniteCallable<R> job) throws IgniteException {
CU.validateCacheNames(cacheNames);
return createFuture(affinityCallAsync0(cacheNames, partId, job));
}
/**
* Affinity call implementation.
* @param cacheNames Cache names collection.
* @param partId Partition ID.
* @param job Job.
* @return Internal future.
*/
private <R> IgniteInternalFuture<R> affinityCallAsync0(@NotNull Collection<String> cacheNames, int partId,
IgniteCallable<R> job) {
A.ensure(partId >= 0, "partId = " + partId);
A.notNull(job, "job");
A.ensure(!cacheNames.isEmpty(), "cachesNames mustn't be empty");
guard();
try {
return ctx.closure().affinityCall(cacheNames, partId, job, prj.nodes(), execName);
}
catch (IgniteCheckedException e) {
throw U.convertException(e);
}
finally {
unguard();
}
}
/** {@inheritDoc} */
@SuppressWarnings("unchecked")
@Override public <T, R> R execute(String taskName, @Nullable T arg) {
try {
return (R)saveOrGet(executeAsync0(taskName, arg));
}
catch (IgniteCheckedException e) {
throw U.convertException(e);
}
}
/** {@inheritDoc} */
@Override public <T, R> ComputeTaskFuture<R> executeAsync(String taskName, @Nullable T arg) throws IgniteException {
return (ComputeTaskFuture<R>)createFuture(executeAsync0(taskName, arg));
}
/**
* Execute implementation.
*
* @param taskName Task name.
* @param arg Argument.
* @return Internal future.
*/
@SuppressWarnings("unchecked")
private <T, R> IgniteInternalFuture<R> executeAsync0(String taskName, @Nullable T arg) {
A.notNull(taskName, "taskName");
guard();
try {
ctx.task().setThreadContextIfNotNull(TC_SUBGRID, prj.nodes());
ctx.task().setThreadContextIfNotNull(TC_SUBJ_ID, subjId);
return ctx.task().execute(taskName, arg, execName);
}
finally {
unguard();
}
}
/** {@inheritDoc} */
@Override public <T, R> R execute(Class<? extends ComputeTask<T, R>> taskCls, @Nullable T arg) {
try {
return (R)saveOrGet(executeAsync0(taskCls, arg));
}
catch (IgniteCheckedException e) {
throw U.convertException(e);
}
}
/** {@inheritDoc} */
@Override public <T, R> ComputeTaskFuture<R> executeAsync(Class<? extends ComputeTask<T, R>> taskCls,
@Nullable T arg) throws IgniteException {
return (ComputeTaskFuture<R>)createFuture(executeAsync0(taskCls, arg));
}
/**
* Execute implementation.
*
* @param taskCls Task class.
* @param arg Argument.
* @return Internal future.
*/
@SuppressWarnings("unchecked")
private <T, R> IgniteInternalFuture<R> executeAsync0(Class<? extends ComputeTask<T, R>> taskCls, @Nullable T arg) {
A.notNull(taskCls, "taskCls");
guard();
try {
ctx.task().setThreadContextIfNotNull(TC_SUBGRID, prj.nodes());
ctx.task().setThreadContextIfNotNull(TC_SUBJ_ID, subjId);
return ctx.task().execute(taskCls, arg, execName);
}
finally {
unguard();
}
}
/** {@inheritDoc} */
@Override public <T, R> R execute(ComputeTask<T, R> task, @Nullable T arg) {
try {
return (R)saveOrGet(executeAsync0(task, arg));
}
catch (IgniteCheckedException e) {
throw U.convertException(e);
}
}
/** {@inheritDoc} */
@Override public <T, R> ComputeTaskFuture<R> executeAsync(ComputeTask<T, R> task, @Nullable T arg)
throws IgniteException {
return (ComputeTaskFuture<R>)createFuture(executeAsync0(task, arg));
}
/**
* Execute implementation.
*
* @param task Task.
* @param arg Task argument.
* @return Task future.
*/
public <T, R> ComputeTaskInternalFuture<R> executeAsync0(ComputeTask<T, R> task, @Nullable T arg) {
A.notNull(task, "task");
guard();
try {
ctx.task().setThreadContextIfNotNull(TC_SUBGRID, prj.nodes());
ctx.task().setThreadContextIfNotNull(TC_SUBJ_ID, subjId);
return ctx.task().execute(task, arg, execName);
}
finally {
unguard();
}
}
/** {@inheritDoc} */
@Override public void broadcast(IgniteRunnable job) {
try {
saveOrGet(broadcastAsync0(job));
}
catch (IgniteCheckedException e) {
throw U.convertException(e);
}
}
/** {@inheritDoc} */
@Override public IgniteFuture<Void> broadcastAsync(IgniteRunnable job) throws IgniteException {
return (IgniteFuture<Void>)createFuture(broadcastAsync0(job));
}
/**
* Broadcast implementation.
*
* @param job Job.
* @return Internal future.
*/
private IgniteInternalFuture<?> broadcastAsync0(IgniteRunnable job) {
A.notNull(job, "job");
guard();
try {
return ctx.closure().runAsync(BROADCAST, job, prj.nodes(), execName);
}
finally {
unguard();
}
}
/** {@inheritDoc} */
@Override public <R> Collection<R> broadcast(IgniteCallable<R> job) {
try {
return saveOrGet(broadcastAsync0(job));
}
catch (IgniteCheckedException e) {
throw U.convertException(e);
}
}
/** {@inheritDoc} */
@Override public <R> IgniteFuture<Collection<R>> broadcastAsync(IgniteCallable<R> job) throws IgniteException {
return createFuture(broadcastAsync0(job));
}
/**
* Broadcast implementation.
*
* @param job Job.
* @return Internal future.
*/
private <R> IgniteInternalFuture<Collection<R>> broadcastAsync0(IgniteCallable<R> job) {
A.notNull(job, "job");
guard();
try {
return ctx.closure().callAsync(BROADCAST, Collections.singletonList(job), prj.nodes(), execName);
}
finally {
unguard();
}
}
/** {@inheritDoc} */
@Override public <R, T> Collection<R> broadcast(IgniteClosure<T, R> job, @Nullable T arg) {
try {
return saveOrGet(broadcastAsync0(job, arg));
}
catch (IgniteCheckedException e) {
throw U.convertException(e);
}
}
/** {@inheritDoc} */
@Override public <R, T> IgniteFuture<Collection<R>> broadcastAsync(IgniteClosure<T, R> job,
@Nullable T arg) throws IgniteException {
return createFuture(broadcastAsync0(job, arg));
}
/**
* Broadcast implementation.
*
* @param job Job.
* @param arg Argument.
* @return Internal future.
*/
private <R, T> IgniteInternalFuture<Collection<R>> broadcastAsync0(IgniteClosure<T, R> job, @Nullable T arg) {
A.notNull(job, "job");
guard();
try {
return ctx.closure().broadcast(job, arg, prj.nodes(), execName);
}
finally {
unguard();
}
}
/** {@inheritDoc} */
@Override public void run(IgniteRunnable job) {
try {
saveOrGet(runAsync0(job));
}
catch (IgniteCheckedException e) {
throw U.convertException(e);
}
}
/** {@inheritDoc} */
@Override public IgniteFuture<Void> runAsync(IgniteRunnable job) throws IgniteException {
return (IgniteFuture<Void>)createFuture(runAsync0(job));
}
/**
* Run implementation.
*
* @param job Job.
* @return Internal future.
*/
private IgniteInternalFuture<?> runAsync0(IgniteRunnable job) {
A.notNull(job, "job");
guard();
try {
return ctx.closure().runAsync(BALANCE, job, prj.nodes(), execName);
}
finally {
unguard();
}
}
/** {@inheritDoc} */
@Override public void run(Collection<? extends IgniteRunnable> jobs) {
try {
saveOrGet(runAsync0(jobs));
}
catch (IgniteCheckedException e) {
throw U.convertException(e);
}
}
/** {@inheritDoc} */
@Override public IgniteFuture<Void> runAsync(Collection<? extends IgniteRunnable> jobs)
throws IgniteException {
return (IgniteFuture<Void>)createFuture(runAsync0(jobs));
}
/**
* Run implementation.
*
* @param jobs Jobs.
* @return Internal future.
*/
private IgniteInternalFuture<?> runAsync0(Collection<? extends IgniteRunnable> jobs) {
A.notEmpty(jobs, "jobs");
guard();
try {
return ctx.closure().runAsync(BALANCE, jobs, prj.nodes(), execName);
}
finally {
unguard();
}
}
/** {@inheritDoc} */
@Override public <R, T> R apply(IgniteClosure<T, R> job, @Nullable T arg) {
try {
return saveOrGet(applyAsync0(job, arg));
}
catch (IgniteCheckedException e) {
throw U.convertException(e);
}
}
/** {@inheritDoc} */
@Override public <R, T> IgniteFuture<R> applyAsync(IgniteClosure<T, R> job, @Nullable T arg)
throws IgniteException {
return (IgniteFuture<R>)createFuture(applyAsync0(job, arg));
}
/**
* Apply implementation.
*
* @param job Job.
* @param arg Argument.
* @return Internal future.
*/
private <R, T> IgniteInternalFuture<R> applyAsync0(IgniteClosure<T, R> job, @Nullable T arg) {
A.notNull(job, "job");
guard();
try {
return ctx.closure().callAsync(job, arg, prj.nodes(), execName);
}
finally {
unguard();
}
}
/** {@inheritDoc} */
@Override public <R> R call(IgniteCallable<R> job) {
try {
return saveOrGet(callAsync0(job));
}
catch (IgniteCheckedException e) {
throw U.convertException(e);
}
}
/** {@inheritDoc} */
@Override public <R> IgniteFuture<R> callAsync(IgniteCallable<R> job) throws IgniteException {
return (IgniteFuture<R>)createFuture(callAsync0(job));
}
/**
* Call implementation.
*
* @param job Job.
* @return Internal future.
*/
private <R> IgniteInternalFuture<R> callAsync0(IgniteCallable<R> job) {
A.notNull(job, "job");
guard();
try {
return ctx.closure().callAsync(BALANCE, job, prj.nodes(), execName);
}
finally {
unguard();
}
}
/** {@inheritDoc} */
@Override public <R> Collection<R> call(Collection<? extends IgniteCallable<R>> jobs) {
try {
return saveOrGet(callAsync0(jobs));
}
catch (IgniteCheckedException e) {
throw U.convertException(e);
}
}
/** {@inheritDoc} */
@Override public <R> IgniteFuture<Collection<R>> callAsync(
Collection<? extends IgniteCallable<R>> jobs) throws IgniteException {
return (IgniteFuture<Collection<R>>)createFuture(callAsync0(jobs));
}
/**
* Call implementation.
*
* @param jobs Jobs.
* @return Internal future.
*/
private <R> IgniteInternalFuture<Collection<R>> callAsync0(Collection<? extends IgniteCallable<R>> jobs) {
A.notEmpty(jobs, "jobs");
guard();
try {
return ctx.closure().callAsync(BALANCE, (Collection<? extends Callable<R>>)jobs, prj.nodes(), execName);
}
finally {
unguard();
}
}
/** {@inheritDoc} */
@Override public <T, R> Collection<R> apply(final IgniteClosure<T, R> job, @Nullable Collection<? extends T> args) {
try {
return saveOrGet(applyAsync0(job, args));
}
catch (IgniteCheckedException e) {
throw U.convertException(e);
}
}
/** {@inheritDoc} */
@Override public <T, R> IgniteFuture<Collection<R>> applyAsync(IgniteClosure<T, R> job,
Collection<? extends T> args) throws IgniteException {
return (IgniteFuture<Collection<R>>)createFuture(applyAsync0(job, args));
}
/**
* Apply implementation.
*
* @param job Job.
* @param args Arguments/
* @return Internal future.
*/
private <T, R> IgniteInternalFuture<Collection<R>> applyAsync0(final IgniteClosure<T, R> job,
@Nullable Collection<? extends T> args) {
A.notNull(job, "job");
A.notNull(args, "args");
guard();
try {
return ctx.closure().callAsync(job, args, prj.nodes(), execName);
}
finally {
unguard();
}
}
/** {@inheritDoc} */
@Override public <R1, R2> R2 call(Collection<? extends IgniteCallable<R1>> jobs, IgniteReducer<R1, R2> rdc) {
try {
return saveOrGet(callAsync0(jobs, rdc));
}
catch (IgniteCheckedException e) {
throw U.convertException(e);
}
}
/** {@inheritDoc} */
@Override public <R1, R2> IgniteFuture<R2> callAsync(Collection<? extends IgniteCallable<R1>> jobs,
IgniteReducer<R1, R2> rdc) throws IgniteException {
return (IgniteFuture<R2>)createFuture(callAsync0(jobs, rdc));
}
/**
* Call with reducer implementation.
*
* @param jobs Jobs.
* @param rdc Reducer.
* @return Internal future.
*/
private <R1, R2> IgniteInternalFuture<R2> callAsync0(Collection<? extends IgniteCallable<R1>> jobs,
IgniteReducer<R1, R2> rdc) {
A.notEmpty(jobs, "jobs");
A.notNull(rdc, "rdc");
guard();
try {
return ctx.closure().forkjoinAsync(BALANCE, jobs, rdc, prj.nodes(), execName);
}
finally {
unguard();
}
}
/** {@inheritDoc} */
@Override public <R1, R2, T> R2 apply(IgniteClosure<T, R1> job, Collection<? extends T> args,
IgniteReducer<R1, R2> rdc) {
try {
return saveOrGet(applyAsync0(job, args, rdc));
}
catch (IgniteCheckedException e) {
throw U.convertException(e);
}
}
/** {@inheritDoc} */
@Override public <R1, R2, T> IgniteFuture<R2> applyAsync(IgniteClosure<T, R1> job,
Collection<? extends T> args, IgniteReducer<R1, R2> rdc) throws IgniteException {
return createFuture(applyAsync0(job, args, rdc));
}
/**
* Apply with reducer implementation.
*
* @param job Job
* @param args Arguments.
* @param rdc Reducer.
* @return Internal future.
*/
private <R1, R2, T> IgniteInternalFuture<R2> applyAsync0(IgniteClosure<T, R1> job, Collection<? extends T> args,
IgniteReducer<R1, R2> rdc) {
A.notNull(job, "job");
A.notNull(rdc, "rdc");
A.notNull(args, "args");
guard();
try {
return ctx.closure().callAsync(job, args, rdc, prj.nodes(), execName);
}
finally {
unguard();
}
}
/** {@inheritDoc} */
@Override public <R> Map<IgniteUuid, ComputeTaskFuture<R>> activeTaskFutures() {
guard();
try {
return ctx.task().taskFutures();
}
finally {
unguard();
}
}
/** {@inheritDoc} */
@Override public IgniteCompute withName(String taskName) {
A.notNull(taskName, "taskName");
guard();
try {
ctx.task().setThreadContext(TC_TASK_NAME, taskName);
}
finally {
unguard();
}
return this;
}
/** {@inheritDoc} */
@Override public IgniteCompute withTimeout(long timeout) {
A.ensure(timeout >= 0, "timeout >= 0");
guard();
try {
ctx.task().setThreadContext(TC_TIMEOUT, timeout);
}
finally {
unguard();
}
return this;
}
/** {@inheritDoc} */
@Override public IgniteCompute withNoFailover() {
guard();
try {
ctx.task().setThreadContext(TC_NO_FAILOVER, true);
}
finally {
unguard();
}
return this;
}
/** {@inheritDoc} */
@Override public void localDeployTask(Class<? extends ComputeTask> taskCls, ClassLoader clsLdr) {
A.notNull(taskCls, "taskCls", clsLdr, "clsLdr");
guard();
try {
GridDeployment dep = ctx.deploy().deploy(taskCls, clsLdr);
if (dep == null)
throw new IgniteDeploymentException("Failed to deploy task (was task (re|un)deployed?): " + taskCls);
}
catch (IgniteCheckedException e) {
throw U.convertException(e);
}
finally {
unguard();
}
}
/** {@inheritDoc} */
@Override public Map<String, Class<? extends ComputeTask<?, ?>>> localTasks() {
guard();
try {
return ctx.deploy().findAllTasks();
}
finally {
unguard();
}
}
/** {@inheritDoc} */
@Override public void undeployTask(String taskName) {
A.notNull(taskName, "taskName");
guard();
try {
ctx.deploy().undeployTask(taskName, prj.node(ctx.localNodeId()) != null,
prj.forRemotes().nodes());
}
finally {
unguard();
}
}
/**
* <tt>ctx.gateway().readLock()</tt>
*/
private void guard() {
ctx.gateway().readLock();
}
/**
* <tt>ctx.gateway().readUnlock()</tt>
*/
private void unguard() {
ctx.gateway().readUnlock();
}
/** {@inheritDoc} */
@Override public void writeExternal(ObjectOutput out) throws IOException {
out.writeObject(prj);
out.writeObject(execName);
}
/** {@inheritDoc} */
@Override public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
prj = (ClusterGroupAdapter)in.readObject();
execName = (String)in.readObject();
}
/**
* Reconstructs object on unmarshalling.
*
* @return Reconstructed object.
* @throws ObjectStreamException Thrown in case of unmarshalling error.
*/
protected Object readResolve() throws ObjectStreamException {
return prj.compute().withExecutor(execName);
}
/** {@inheritDoc} */
@Override protected <R> IgniteFuture<R> createFuture(IgniteInternalFuture<R> fut) {
assert fut instanceof ComputeTaskInternalFuture : fut;
return ((ComputeTaskInternalFuture<R>)fut).publicFuture();
}
/** {@inheritDoc} */
@Override public <R> ComputeTaskFuture<R> future() {
return (ComputeTaskFuture<R>)super.future();
}
/** {@inheritDoc} */
@Override public IgniteCompute withExecutor(@NotNull String name) {
return new IgniteComputeImpl(ctx, prj, subjId, isAsync(), name);
}
}