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Source Code for Connector/J 8.0.31 - Core Impl
Where to get the Java source code for Connector/J 8.0 Core Impl module?
✍: FYIcenter.com
Java source code files for Connector/J 8.0 Core Impl module are:
⏎ com/mysql/cj/DataStoreMetadataImpl.java
/* * Copyright (c) 2018, 2020, Oracle and/or its affiliates. * * This program is free software; you can redistribute it and/or modify it under * the terms of the GNU General Public License, version 2.0, as published by the * Free Software Foundation. * * This program is also distributed with certain software (including but not * limited to OpenSSL) that is licensed under separate terms, as designated in a * particular file or component or in included license documentation. The * authors of MySQL hereby grant you an additional permission to link the * program and your derivative works with the separately licensed software that * they have included with MySQL. * * Without limiting anything contained in the foregoing, this file, which is * part of MySQL Connector/J, is also subject to the Universal FOSS Exception, * version 1.0, a copy of which can be found at * http://oss.oracle.com/licenses/universal-foss-exception. * * This program is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS * FOR A PARTICULAR PURPOSE. See the GNU General Public License, version 2.0, * for more details. * * You should have received a copy of the GNU General Public License along with * this program; if not, write to the Free Software Foundation, Inc., * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ package com.mysql.cj; import java.util.List; import java.util.function.Function; import java.util.stream.Collectors; import com.mysql.cj.result.LongValueFactory; import com.mysql.cj.xdevapi.ExprUnparser; public class DataStoreMetadataImpl implements DataStoreMetadata { private Session session; public DataStoreMetadataImpl(Session sess) { this.session = sess; } public boolean schemaExists(String schemaName) { StringBuilder stmt = new StringBuilder("select count(*) from information_schema.schemata where schema_name = '"); // TODO: verify quoting rules stmt.append(schemaName.replaceAll("'", "\\'")); stmt.append("'"); Function<com.mysql.cj.result.Row, Long> rowToLong = r -> r.getValue(0, new LongValueFactory(this.session.getPropertySet())); List<Long> counters = this.session.query(this.session.getMessageBuilder().buildSqlStatement(stmt.toString()), null, rowToLong, Collectors.toList()); return 1 == counters.get(0); } public boolean tableExists(String schemaName, String tableName) { StringBuilder stmt = new StringBuilder("select count(*) from information_schema.tables where table_schema = '"); // TODO: verify quoting rules stmt.append(schemaName.replaceAll("'", "\\'")); stmt.append("' and table_name = '"); stmt.append(tableName.replaceAll("'", "\\'")); stmt.append("'"); Function<com.mysql.cj.result.Row, Long> rowToLong = r -> r.getValue(0, new LongValueFactory(this.session.getPropertySet())); List<Long> counters = this.session.query(this.session.getMessageBuilder().buildSqlStatement(stmt.toString()), null, rowToLong, Collectors.toList()); return 1 == counters.get(0); } @Override public long getTableRowCount(String schemaName, String tableName) { StringBuilder stmt = new StringBuilder("select count(*) from "); stmt.append(ExprUnparser.quoteIdentifier(schemaName)); stmt.append("."); stmt.append(ExprUnparser.quoteIdentifier(tableName)); Function<com.mysql.cj.result.Row, Long> rowToLong = r -> r.getValue(0, new LongValueFactory(this.session.getPropertySet())); List<Long> counters = this.session.query(this.session.getMessageBuilder().buildSqlStatement(stmt.toString()), null, rowToLong, Collectors.toList()); return counters.get(0); } }
⏎ com/mysql/cj/DataStoreMetadataImpl.java
Or download all of them as a single archive file:
File name: mysql-connector-java-core-impl-8.0.31.zip File size: 201048 bytes Release date: 2022-09-03 Download
⇒ Source Code for Connector/J 8.0.31 - Protocol Impl
⇐ Source Code for Connector/J 8.0.31 - Core API
2023-05-31, 5061👍, 0💬
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