[Feature][Connector-V2][Jdbc] support gbase 8a #3026
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,71 @@ | ||
| /* | ||
| * 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. | ||
| */ | ||
|
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| package org.apache.seatunnel.api.table.type; | ||
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| import java.sql.Date; | ||
| import java.sql.Time; | ||
| import java.sql.Timestamp; | ||
| import java.util.Objects; | ||
|
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| public class SqlDateType<T> implements SeaTunnelDataType<T> { | ||
| private static final long serialVersionUID = 2L; | ||
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| public static final SqlDateType<Date> SQL_DATE_TYPE = new SqlDateType<>(Date.class, SqlType.DATE); | ||
| public static final SqlDateType<Time> SQL_TIME_TYPE = new SqlDateType<>(Time.class, SqlType.TIME); | ||
| public static final SqlDateType<Timestamp> SQL_DATE_TIME_TYPE = new SqlDateType<>(Timestamp.class, SqlType.TIMESTAMP); | ||
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| private final Class<T> typeClass; | ||
| private final SqlType sqlType; | ||
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| private SqlDateType(Class<T> typeClass, SqlType sqlType) { | ||
| this.typeClass = typeClass; | ||
| this.sqlType = sqlType; | ||
| } | ||
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| @Override | ||
| public Class<T> getTypeClass() { | ||
| return typeClass; | ||
| } | ||
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| @Override | ||
| public SqlType getSqlType() { | ||
| return this.sqlType; | ||
| } | ||
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| @Override | ||
| public int hashCode() { | ||
| return Objects.hash(typeClass); | ||
| } | ||
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| @Override | ||
| public boolean equals(Object obj) { | ||
| if (obj == this) { | ||
| return true; | ||
| } | ||
| if (!(obj instanceof SqlDateType)) { | ||
| return false; | ||
| } | ||
| SqlDateType<?> that = (SqlDateType<?>) obj; | ||
| return Objects.equals(typeClass, that.typeClass); | ||
| } | ||
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| @Override | ||
| public String toString() { | ||
| return sqlType.toString(); | ||
| } | ||
| } | ||
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| @@ -0,0 +1,39 @@ | ||
| /* | ||
| * 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. | ||
| */ | ||
|
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| package org.apache.seatunnel.connectors.seatunnel.jdbc.internal.dialect.gbase8a; | ||
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| import org.apache.seatunnel.connectors.seatunnel.jdbc.internal.converter.JdbcRowConverter; | ||
| import org.apache.seatunnel.connectors.seatunnel.jdbc.internal.dialect.JdbcDialect; | ||
| import org.apache.seatunnel.connectors.seatunnel.jdbc.internal.dialect.JdbcDialectTypeMapper; | ||
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| public class Gbase8aDialect implements JdbcDialect { | ||
| @Override | ||
| public String dialectName() { | ||
| return "Gbase8a"; | ||
| } | ||
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| @Override | ||
| public JdbcRowConverter getRowConverter() { | ||
| return new Gbase8aJdbcRowConverter(); | ||
| } | ||
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| @Override | ||
| public JdbcDialectTypeMapper getJdbcDialectTypeMapper() { | ||
| return new Gbase8aTypeMapper(); | ||
| } | ||
| } |
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|---|---|---|
| @@ -0,0 +1,36 @@ | ||
| /* | ||
| * 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. | ||
| */ | ||
|
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| package org.apache.seatunnel.connectors.seatunnel.jdbc.internal.dialect.gbase8a; | ||
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| import org.apache.seatunnel.connectors.seatunnel.jdbc.internal.dialect.JdbcDialect; | ||
| import org.apache.seatunnel.connectors.seatunnel.jdbc.internal.dialect.JdbcDialectFactory; | ||
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| import com.google.auto.service.AutoService; | ||
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| @AutoService(JdbcDialectFactory.class) | ||
| public class Gbase8aDialectFactory implements JdbcDialectFactory { | ||
| @Override | ||
| public boolean acceptsURL(String url) { | ||
| return url.startsWith("jdbc:gbase:"); | ||
| } | ||
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| @Override | ||
| public JdbcDialect create() { | ||
| return new Gbase8aDialect(); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,92 @@ | ||
| /* | ||
| * 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. | ||
| */ | ||
|
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| package org.apache.seatunnel.connectors.seatunnel.jdbc.internal.dialect.gbase8a; | ||
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| import org.apache.seatunnel.api.table.type.BasicType; | ||
| import org.apache.seatunnel.api.table.type.DecimalType; | ||
| import org.apache.seatunnel.api.table.type.PrimitiveByteArrayType; | ||
| import org.apache.seatunnel.api.table.type.SeaTunnelDataType; | ||
| import org.apache.seatunnel.api.table.type.SeaTunnelRow; | ||
| import org.apache.seatunnel.api.table.type.SeaTunnelRowType; | ||
| import org.apache.seatunnel.api.table.type.SqlDateType; | ||
| import org.apache.seatunnel.connectors.seatunnel.jdbc.internal.converter.AbstractJdbcRowConverter; | ||
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| import java.math.BigDecimal; | ||
| import java.math.BigInteger; | ||
| import java.sql.ResultSet; | ||
| import java.sql.ResultSetMetaData; | ||
| import java.sql.SQLException; | ||
| import java.util.ArrayList; | ||
| import java.util.List; | ||
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| public class Gbase8aJdbcRowConverter extends AbstractJdbcRowConverter { | ||
| @Override | ||
| public String converterName() { | ||
| return "Gbase8a"; | ||
| } | ||
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| @Override | ||
| public SeaTunnelRow toInternal(ResultSet rs, ResultSetMetaData metaData, SeaTunnelRowType typeInfo) throws SQLException { | ||
| List<Object> fields = new ArrayList<>(); | ||
|
There was a problem hiding this comment. gave a init length is better. |
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| SeaTunnelDataType<?>[] seaTunnelDataTypes = typeInfo.getFieldTypes(); | ||
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| for (int i = 1; i <= seaTunnelDataTypes.length; i++) { | ||
| Object seatunnelField; | ||
| SeaTunnelDataType<?> seaTunnelDataType = seaTunnelDataTypes[i - 1]; | ||
|
There was a problem hiding this comment. use seaTunnelDataType.getSqlType() is better. |
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| if (null == rs.getObject(i)) { | ||
| seatunnelField = null; | ||
| } else if (BasicType.BOOLEAN_TYPE.equals(seaTunnelDataType)) { | ||
| seatunnelField = rs.getBoolean(i); | ||
| } else if (BasicType.BYTE_TYPE.equals(seaTunnelDataType)) { | ||
| seatunnelField = rs.getByte(i); | ||
| } else if (BasicType.SHORT_TYPE.equals(seaTunnelDataType)) { | ||
| seatunnelField = rs.getShort(i); | ||
| } else if (BasicType.INT_TYPE.equals(seaTunnelDataType)) { | ||
| seatunnelField = rs.getInt(i); | ||
| } else if (BasicType.LONG_TYPE.equals(seaTunnelDataType)) { | ||
| seatunnelField = rs.getLong(i); | ||
| } else if (seaTunnelDataType instanceof DecimalType) { | ||
| Object value = rs.getObject(i); | ||
| seatunnelField = value instanceof BigInteger ? | ||
| new BigDecimal((BigInteger) value, 0) | ||
| : value; | ||
| } else if (BasicType.FLOAT_TYPE.equals(seaTunnelDataType)) { | ||
| seatunnelField = rs.getFloat(i); | ||
| } else if (BasicType.DOUBLE_TYPE.equals(seaTunnelDataType)) { | ||
| seatunnelField = rs.getDouble(i); | ||
| } else if (BasicType.STRING_TYPE.equals(seaTunnelDataType)) { | ||
| seatunnelField = rs.getString(i); | ||
| } else if (SqlDateType.SQL_TIME_TYPE.equals(seaTunnelDataType)) { | ||
| seatunnelField = rs.getTime(i); | ||
| } else if (SqlDateType.SQL_DATE_TYPE.equals(seaTunnelDataType)) { | ||
| seatunnelField = rs.getDate(i); | ||
| } else if (SqlDateType.SQL_DATE_TIME_TYPE.equals(seaTunnelDataType)) { | ||
| seatunnelField = rs.getTimestamp(i); | ||
| } else if (PrimitiveByteArrayType.INSTANCE.equals(seaTunnelDataType)) { | ||
| seatunnelField = rs.getBytes(i); | ||
| } else { | ||
| throw new IllegalStateException("Unexpected value: " + seaTunnelDataType); | ||
| } | ||
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| fields.add(seatunnelField); | ||
| } | ||
|
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| return new SeaTunnelRow(fields.toArray()); | ||
| } | ||
|
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| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,110 @@ | ||
| /* | ||
| * 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. | ||
| */ | ||
|
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| package org.apache.seatunnel.connectors.seatunnel.jdbc.internal.dialect.gbase8a; | ||
|
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| import org.apache.seatunnel.api.table.type.BasicType; | ||
| import org.apache.seatunnel.api.table.type.DecimalType; | ||
| import org.apache.seatunnel.api.table.type.PrimitiveByteArrayType; | ||
| import org.apache.seatunnel.api.table.type.SeaTunnelDataType; | ||
| import org.apache.seatunnel.api.table.type.SqlDateType; | ||
| import org.apache.seatunnel.connectors.seatunnel.jdbc.internal.dialect.JdbcDialectTypeMapper; | ||
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| import lombok.extern.slf4j.Slf4j; | ||
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| import java.sql.ResultSetMetaData; | ||
| import java.sql.SQLException; | ||
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| @Slf4j | ||
| public class Gbase8aTypeMapper implements JdbcDialectTypeMapper { | ||
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| //ref http://www.gbase.cn/down/4419.html | ||
| // ============================data types===================== | ||
| private static final String GBASE8A_UNKNOWN = "UNKNOWN"; | ||
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| // -------------------------number---------------------------- | ||
| private static final String GBASE8A_INT = "INT"; | ||
| private static final String GBASE8A_TINYINT = "TINYINT"; | ||
| private static final String GBASE8A_SMALLINT = "SMALLINT"; | ||
| private static final String GBASE8A_BIGINT = "BIGINT"; | ||
| private static final String GBASE8A_DECIMAL = "DECIMAL"; | ||
| private static final String GBASE8A_FLOAT = "FLOAT"; | ||
| private static final String GBASE8A_DOUBLE = "DOUBLE"; | ||
|
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| // -------------------------string---------------------------- | ||
| private static final String GBASE8A_CHAR = "CHAR"; | ||
| private static final String GBASE8A_VARCHAR = "VARCHAR"; | ||
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| // ------------------------------time------------------------- | ||
| private static final String GBASE8A_DATE = "DATE"; | ||
| private static final String GBASE8A_TIME = "TIME"; | ||
| private static final String GBASE8A_TIMESTAMP = "TIMESTAMP"; | ||
| private static final String GBASE8A_DATETIME = "DATETIME"; | ||
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| // ------------------------------blob------------------------- | ||
| private static final String GBASE8A_BLOB = "BLOB"; | ||
| private static final String GBASE8A_TEXT = "TEXT"; | ||
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| @SuppressWarnings("checkstyle:MagicNumber") | ||
| @Override | ||
| public SeaTunnelDataType<?> mapping(ResultSetMetaData metadata, int colIndex) throws SQLException { | ||
| String gbase8aType = metadata.getColumnTypeName(colIndex).toUpperCase(); | ||
| int precision = metadata.getPrecision(colIndex); | ||
| int scale = metadata.getScale(colIndex); | ||
| switch (gbase8aType) { | ||
| case GBASE8A_TINYINT: | ||
| return BasicType.BYTE_TYPE; | ||
| case GBASE8A_SMALLINT: | ||
| return BasicType.SHORT_TYPE; | ||
| case GBASE8A_INT: | ||
| return BasicType.INT_TYPE; | ||
| case GBASE8A_BIGINT: | ||
| return BasicType.LONG_TYPE; | ||
| case GBASE8A_DECIMAL: | ||
| if (precision < 38) { | ||
| return new DecimalType(precision, scale); | ||
| } | ||
| return new DecimalType(38, 18); | ||
| case GBASE8A_DOUBLE: | ||
| return BasicType.DOUBLE_TYPE; | ||
| case GBASE8A_FLOAT: | ||
| return BasicType.FLOAT_TYPE; | ||
| case GBASE8A_CHAR: | ||
| case GBASE8A_VARCHAR: | ||
| return BasicType.STRING_TYPE; | ||
| case GBASE8A_DATE: | ||
| return SqlDateType.SQL_DATE_TYPE; | ||
| case GBASE8A_TIME: | ||
| return SqlDateType.SQL_TIME_TYPE; | ||
| case GBASE8A_TIMESTAMP: | ||
| case GBASE8A_DATETIME: | ||
| return SqlDateType.SQL_DATE_TIME_TYPE; | ||
| case GBASE8A_BLOB: | ||
| case GBASE8A_TEXT: | ||
| return PrimitiveByteArrayType.INSTANCE; | ||
| //Doesn't support yet | ||
| case GBASE8A_UNKNOWN: | ||
| default: | ||
| final String jdbcColumnName = metadata.getColumnName(colIndex); | ||
| throw new UnsupportedOperationException( | ||
| String.format( | ||
| "Doesn't support GBASE8A type '%s' on column '%s' yet.", | ||
| gbase8aType, jdbcColumnName)); | ||
| } | ||
| } | ||
| } |
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@ashulin PTAL about add new
SqlDateType.There was a problem hiding this comment.
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IMO, this is not necessary.
The same effect can be achieved using
LocalTimeType.Multiple time types can confuse developers/users