ygerzhedovich commented on code in PR #4587: URL: https://github.com/apache/ignite-3/pull/4587#discussion_r1808741185
########## modules/sql-engine/src/main/java/org/apache/ignite/internal/sql/engine/sql/IgniteSqlKill.java: ########## @@ -0,0 +1,135 @@ +/* + * 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.ignite.internal.sql.engine.sql; + +import java.util.List; +import java.util.Objects; +import org.apache.calcite.sql.SqlCall; +import org.apache.calcite.sql.SqlKind; +import org.apache.calcite.sql.SqlLiteral; +import org.apache.calcite.sql.SqlNode; +import org.apache.calcite.sql.SqlOperator; +import org.apache.calcite.sql.SqlWriter; +import org.apache.calcite.sql.parser.SqlParserPos; +import org.jetbrains.annotations.Nullable; + +/** + * Parse tree for {@code KILL ... } statement. + */ +public class IgniteSqlKill extends SqlCall { + + /** KILL operator. */ + protected static class Operator extends IgniteSqlSpecialOperator { + + private final IgniteSqlKillObjectType objectType; + + private final SqlLiteral objectId; + + private final boolean waitForCompletion; + + /** Constructor. */ + protected Operator( + IgniteSqlKillObjectType objectType, + SqlLiteral objectId, + boolean waitForCompletion + ) { + super("KILL", SqlKind.OTHER); + + this.objectType = Objects.requireNonNull(objectType, "objectType"); + this.objectId = Objects.requireNonNull(objectId, "objectId"); + this.waitForCompletion = waitForCompletion; + } + + /** {@inheritDoc} */ + @Override + public SqlCall createCall(@Nullable SqlLiteral functionQualifier, SqlParserPos pos, + @Nullable SqlNode... operands) { + + return new IgniteSqlKill(pos, objectType, (SqlLiteral) operands[0], waitForCompletion); + } + } + + private final Operator operator; + + /** Constructor. */ + public IgniteSqlKill( + SqlParserPos pos, + IgniteSqlKillObjectType objectType, + SqlLiteral objectId, + boolean waitForCompletion + ) { + super(pos); + + this.operator = new Operator(objectType, objectId, waitForCompletion); + } + + /** Object id. */ + public String objectId() { + String value = operator.objectId.toValue(); + assert value != null : "ObjectId can not be null"; + return value; + } + + /** Type of object. */ + public IgniteSqlKillObjectType objectType() { + return operator.objectType; + } + + /** Wait for completion or not. */ + public boolean waitForCompletion() { + return operator.waitForCompletion; + } + + /** {@inheritDoc} */ + @Override + public SqlOperator getOperator() { + return operator; + } + + /** {@inheritDoc} */ + @Override + public List<SqlNode> getOperandList() { + return List.of(operator.objectId); + } + + /** {@inheritDoc} */ + @Override + public void unparse(SqlWriter writer, int leftPrec, int rightPrec) { + writer.keyword(getOperator().getName()); + switch (operator.objectType) { + case QUERY: + writer.keyword("QUERY"); + break; + case TRANSACTION: + writer.keyword("TRANSACTION"); + break; + case COMPUTE: + writer.keyword("COMPUTE"); + break; + default: + throw new IllegalStateException("Unexpected object type: " + operator.objectType); + } + + operator.objectId.unparse(writer, 0, 0); Review Comment: ```suggestion objectId().unparse(writer, leftPrec, rightPrec); ``` -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: notifications-unsubscr...@ignite.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org
