/*
* Licensed to CRATE Technology GmbH ("Crate") under one or more contributor
* license agreements. See the NOTICE file distributed with this work for
* additional information regarding copyright ownership. Crate 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.
*
* However, if you have executed another commercial license agreement
* with Crate these terms will supersede the license and you may use the
* software solely pursuant to the terms of the relevant commercial agreement.
*/
package io.crate.executor.task;
import io.crate.action.sql.DDLStatementDispatcher;
import io.crate.analyze.AnalyzedStatement;
import io.crate.data.BatchConsumer;
import io.crate.data.Row;
import io.crate.data.Row1;
import io.crate.executor.JobTask;
import io.crate.executor.transport.OneRowActionListener;
import javax.annotation.Nullable;
import java.util.UUID;
import java.util.concurrent.CompletableFuture;
import java.util.function.Function;
public class DDLTask extends JobTask {
private final AnalyzedStatement analyzedStatement;
private DDLStatementDispatcher ddlStatementDispatcher;
public DDLTask(UUID jobId, DDLStatementDispatcher ddlStatementDispatcher, AnalyzedStatement analyzedStatement) {
super(jobId);
this.ddlStatementDispatcher = ddlStatementDispatcher;
this.analyzedStatement = analyzedStatement;
}
@Override
public void execute(final BatchConsumer consumer, Row parameters) {
CompletableFuture<Long> future = ddlStatementDispatcher.dispatch(analyzedStatement, parameters);
OneRowActionListener<Long> responseOneRowActionListener = new OneRowActionListener<>(consumer, new Function<Long, Row>() {
@Nullable
@Override
public Row apply(@Nullable Long input) {
return new Row1(input == null ? -1 : input);
}
});
future.whenComplete(responseOneRowActionListener);
}
}