com.databricks.jdbc.core.converters.ConverterHelper Maven / Gradle / Ivy
package com.databricks.jdbc.core.converters;
import com.databricks.jdbc.core.DatabricksSQLException;
import java.math.BigDecimal;
import java.math.BigInteger;
import java.sql.Timestamp;
import java.sql.Types;
import java.time.LocalDate;
import java.util.Calendar;
import java.util.Date;
public class ConverterHelper {
public static Object getConvertedObject(int columnType, Object object)
throws DatabricksSQLException {
switch (columnType) {
case Types.TINYINT:
return new ByteConverter(object).convertToByte();
case Types.SMALLINT:
return new ShortConverter(object).convertToShort();
case Types.INTEGER:
return new IntConverter(object).convertToInt();
case Types.BIGINT:
return new LongConverter(object).convertToLong();
case Types.FLOAT:
return new FloatConverter(object).convertToFloat();
case Types.DOUBLE:
return new DoubleConverter(object).convertToDouble();
case Types.DECIMAL:
return new BigDecimalConverter(object).convertToBigDecimal();
case Types.BOOLEAN:
return new BooleanConverter(object).convertToBoolean();
case Types.DATE:
return new DateConverter(object).convertToDate();
case Types.TIMESTAMP:
return new TimestampConverter(object).convertToTimestamp();
case Types.BINARY:
return new ByteArrayConverter(object).convertToByteArray();
case Types.VARCHAR:
case Types.CHAR:
default:
return new StringConverter(object).convertToString();
}
}
public static Object getConvertedObject(Class javaType, AbstractObjectConverter converter)
throws DatabricksSQLException {
if (javaType == String.class) {
return converter.convertToString();
} else if (javaType == BigDecimal.class) {
return converter.convertToBigDecimal();
} else if (javaType == Boolean.class || javaType == boolean.class) {
return converter.convertToBoolean();
} else if (javaType == Integer.class || javaType == int.class) {
return converter.convertToInt();
} else if (javaType == Long.class || javaType == long.class) {
return converter.convertToLong();
} else if (javaType == Float.class || javaType == float.class) {
return converter.convertToFloat();
} else if (javaType == Double.class || javaType == double.class) {
return converter.convertToDouble();
} else if (javaType == LocalDate.class) {
return converter.convertToLocalDate();
} else if (javaType == BigInteger.class) {
return converter.convertToBigInteger();
} else if (javaType == Date.class || javaType == java.sql.Date.class) {
return converter.convertToDate();
} else if (javaType == Timestamp.class || javaType == Calendar.class) {
return converter.convertToTimestamp();
} else if (javaType == byte.class || javaType == Byte.class) {
return converter.convertToShort();
}
// TODO : add more types if required.
return converter.convertToString(); // By default, convert to string
}
public static AbstractObjectConverter getObjectConverter(Object object, int columnType)
throws DatabricksSQLException {
switch (columnType) {
case Types.TINYINT:
return new ByteConverter(object);
case Types.SMALLINT:
return new ShortConverter(object);
case Types.INTEGER:
return new IntConverter(object);
case Types.BIGINT:
return new LongConverter(object);
case Types.FLOAT:
return new FloatConverter(object);
case Types.DOUBLE:
return new DoubleConverter(object);
case Types.DECIMAL:
return new BigDecimalConverter(object);
case Types.BOOLEAN:
return new BooleanConverter(object);
case Types.DATE:
return new DateConverter(object);
case Types.TIMESTAMP:
return new TimestampConverter(object);
case Types.BINARY:
return new ByteArrayConverter(object);
case Types.VARCHAR:
case Types.CHAR:
default:
return new StringConverter(object);
}
}
}