flink-table/flink-sql-client/src/test/java/org/apache/flink/table/client/cli/TestingExecutorBuilder.java

/*
 * 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.flink.table.client.cli;

import org.apache.flink.table.client.gateway.SqlExecutionException;
import org.apache.flink.table.client.gateway.TypedResult;
import org.apache.flink.table.data.RowData;
import org.apache.flink.util.function.SupplierWithException;

import java.util.Arrays;
import java.util.Collections;
import java.util.List;

/** Builder for {@link TestingExecutor}. */
class TestingExecutorBuilder {

    private List<SupplierWithException<TypedResult<List<RowData>>, SqlExecutionException>>
            resultChangesSupplier = Collections.emptyList();
    private List<SupplierWithException<List<RowData>, SqlExecutionException>> resultPagesSupplier =
            Collections.emptyList();

    @SafeVarargs
    public final TestingExecutorBuilder setResultChangesSupplier(
            SupplierWithException<TypedResult<List<RowData>>, SqlExecutionException>...
                    resultChangesSupplier) {
        this.resultChangesSupplier = Arrays.asList(resultChangesSupplier);
        return this;
    }

    @SafeVarargs
    public final TestingExecutorBuilder setResultPageSupplier(
            SupplierWithException<List<RowData>, SqlExecutionException>... resultPageSupplier) {
        resultPagesSupplier = Arrays.asList(resultPageSupplier);
        return this;
    }

    public TestingExecutor build() {
        return new TestingExecutor(resultChangesSupplier, resultPagesSupplier);
    }
}