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Bucket4j integration with Ignite
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/*-
* ========================LICENSE_START=================================
* Bucket4j
* %%
* Copyright (C) 2015 - 2020 Vladimir Bukhtoyarov
* %%
* Licensed 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.
* =========================LICENSE_END==================================
*/
/*
*
* Copyright 2015-2018 Vladimir Bukhtoyarov
*
* Licensed 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 io.github.bucket4j.grid.ignite.thin.compute;
import io.github.bucket4j.BucketExceptions;
import io.github.bucket4j.distributed.proxy.AbstractProxyManager;
import io.github.bucket4j.distributed.proxy.ClientSideConfig;
import io.github.bucket4j.distributed.remote.CommandResult;
import io.github.bucket4j.distributed.remote.Request;
import io.github.bucket4j.distributed.versioning.Version;
import io.github.bucket4j.grid.ignite.thin.ThinClientUtils;
import org.apache.ignite.client.ClientCache;
import org.apache.ignite.client.ClientCompute;
import org.apache.ignite.client.IgniteClientFuture;
import java.util.Objects;
import java.util.concurrent.CompletableFuture;
import static io.github.bucket4j.distributed.serialization.InternalSerializationHelper.deserializeResult;
/**
* The extension of Bucket4j library addressed to support Apache ignite in-memory computing platform.
*/
public class IgniteThinClientProxyManager extends AbstractProxyManager {
private final ClientCache cache;
private final ClientCompute clientCompute;
public IgniteThinClientProxyManager(ClientCache cache, ClientCompute clientCompute) {
this(cache, clientCompute, ClientSideConfig.getDefault());
}
public IgniteThinClientProxyManager(ClientCache cache, ClientCompute clientCompute, ClientSideConfig clientSideConfig) {
super(clientSideConfig);
this.cache = Objects.requireNonNull(cache);
this.clientCompute = Objects.requireNonNull(clientCompute);
}
@Override
public CommandResult execute(K key, Request request) {
IgniteEntryProcessor entryProcessor = new IgniteEntryProcessor<>(request);
Bucket4jComputeTaskParams taskParams = new Bucket4jComputeTaskParams<>(cache.getName(), key, entryProcessor);
try {
byte[] resultBytes = clientCompute.execute(Bucket4jComputeTask.JOB_NAME, taskParams);
return deserializeResult(resultBytes, request.getBackwardCompatibilityVersion());
} catch (InterruptedException e) {
throw BucketExceptions.executionException(e);
}
}
@Override
public boolean isAsyncModeSupported() {
return true;
}
@Override
public CompletableFuture> executeAsync(K key, Request request) {
IgniteEntryProcessor entryProcessor = new IgniteEntryProcessor<>(request);
Bucket4jComputeTaskParams taskParams = new Bucket4jComputeTaskParams<>(cache.getName(), key, entryProcessor);
IgniteClientFuture igniteFuture = clientCompute.executeAsync2(Bucket4jComputeTask.JOB_NAME, taskParams);
CompletableFuture completableFuture = ThinClientUtils.convertFuture(igniteFuture);
Version backwardCompatibilityVersion = request.getBackwardCompatibilityVersion();
return completableFuture.thenApply((byte[] resultBytes) -> deserializeResult(resultBytes, backwardCompatibilityVersion));
}
@Override
public void removeProxy(K key) {
cache.remove(key);
}
@Override
protected CompletableFuture removeAsync(K key) {
IgniteClientFuture igniteFuture = cache.removeAsync(key);
return ThinClientUtils.convertFuture(igniteFuture).thenApply(result -> null);
}
}