com.hazelcast.jet.sql.impl.connector.map.UpdateProcessorSupplier Maven / Gradle / Ivy
/*
* Copyright 2021 Hazelcast Inc.
*
* Licensed under the Hazelcast Community License (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://hazelcast.com/hazelcast-community-license
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.hazelcast.jet.sql.impl.connector.map;
import com.hazelcast.jet.Traverser;
import com.hazelcast.jet.Traversers;
import com.hazelcast.jet.core.Processor;
import com.hazelcast.jet.core.ProcessorSupplier;
import com.hazelcast.jet.impl.processor.AsyncTransformUsingServiceBatchedP;
import com.hazelcast.jet.pipeline.ServiceFactories;
import com.hazelcast.sql.impl.row.JetSqlRow;
import com.hazelcast.map.IMap;
import com.hazelcast.nio.ObjectDataInput;
import com.hazelcast.nio.ObjectDataOutput;
import com.hazelcast.nio.serialization.DataSerializable;
import com.hazelcast.security.impl.function.SecuredFunctions;
import com.hazelcast.security.permission.MapPermission;
import com.hazelcast.sql.impl.expression.ExpressionEvalContext;
import javax.annotation.Nonnull;
import java.io.IOException;
import java.security.Permission;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import java.util.concurrent.CompletableFuture;
import static com.hazelcast.security.permission.ActionConstants.ACTION_CREATE;
import static com.hazelcast.security.permission.ActionConstants.ACTION_PUT;
import static java.util.Collections.singletonList;
final class UpdateProcessorSupplier implements ProcessorSupplier, DataSerializable {
private static final int MAX_CONCURRENT_OPS = 8;
private static final int MAX_BATCH_SIZE = 1024;
private String mapName;
private UpdatingEntryProcessor.Supplier updaterSupplier;
private transient ExpressionEvalContext evalContext;
@SuppressWarnings("unused")
private UpdateProcessorSupplier() {
}
UpdateProcessorSupplier(
String mapName,
UpdatingEntryProcessor.Supplier updaterSupplier
) {
this.mapName = mapName;
this.updaterSupplier = updaterSupplier;
}
@Override
public void init(@Nonnull Context context) {
evalContext = ExpressionEvalContext.from(context);
}
@Nonnull
@Override
public Collection get(int count) {
List processors = new ArrayList<>(count);
for (int i = 0; i < count; i++) {
String mapName = this.mapName;
Processor processor = new AsyncTransformUsingServiceBatchedP<>(
ServiceFactories.nonSharedService(SecuredFunctions.iMapFn(mapName)),
null,
MAX_CONCURRENT_OPS,
MAX_BATCH_SIZE,
(IMap