com.speedment.runtime.core.internal.component.sql.SqlStreamSupplierComponentImpl Maven / Gradle / Ivy

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A Speedment bundle that shades all dependencies into one jar. This is useful when deploying an application on a server.

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/*
 *
 * Copyright (c) 2006-2019, Speedment, Inc. All Rights Reserved.
 *
 * 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 com.speedment.runtime.core.internal.component.sql;

import com.speedment.common.injector.Injector;
import static com.speedment.common.injector.State.STARTED;
import com.speedment.common.injector.annotation.Config;
import com.speedment.common.injector.annotation.ExecuteBefore;
import com.speedment.runtime.config.identifier.TableIdentifier;
import com.speedment.runtime.core.component.DbmsHandlerComponent;
import com.speedment.runtime.core.component.ManagerComponent;
import com.speedment.runtime.core.component.ProjectComponent;
import com.speedment.runtime.core.component.SqlAdapter;
import com.speedment.runtime.core.component.sql.SqlStreamOptimizerComponent;
import com.speedment.runtime.core.component.sql.SqlStreamSupplierComponent;
import com.speedment.runtime.core.component.sql.override.SqlStreamTerminatorComponent;
import com.speedment.runtime.core.db.SqlFunction;
import com.speedment.runtime.core.stream.parallel.ParallelStrategy;
import java.sql.ResultSet;
import java.util.Map;
import static java.util.Objects.requireNonNull;
import java.util.concurrent.ConcurrentHashMap;
import java.util.stream.Stream;

/**
 * The default implementation of the
 * {@link SqlStreamSupplierComponent}-interface.
 *
 * @author Per Minborg
 * @since 3.0.1
 */
public final class SqlStreamSupplierComponentImpl implements SqlStreamSupplierComponent {

    private final Map, SqlStreamSupplier> supportMap;
    @Config(name = "allowStreamIteratorAndSpliterator", value = "false")
    private boolean allowStreamIteratorAndSpliterator;

    public SqlStreamSupplierComponentImpl() {
        this.supportMap = new ConcurrentHashMap<>();
    }

    @ExecuteBefore(STARTED)
    @SuppressWarnings("unchecked")
    void startStreamSuppliers(
        final Injector injector,
        final ProjectComponent projectComponent,
        final DbmsHandlerComponent dbmsHandlerComponent,
        final ManagerComponent managerComponent,
        final SqlStreamOptimizerComponent sqlStreamOptimizerComponent,
        final SqlStreamTerminatorComponent sqlStreamTerminatorComponent
    ) {

        injector.stream(SqlAdapter.class)
            .forEach(sa -> {
                final SqlStreamSupplier