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JDBC-540 Add support for legacy JDBC date/time types
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174 changes: 174 additions & 0 deletions
174
src/jdbc_42/org/firebirdsql/jdbc/field/AbstractWithTimeZoneField.java
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| @@ -0,0 +1,174 @@ | ||
| /* | ||
| * Firebird Open Source JavaEE Connector - JDBC Driver | ||
| * | ||
| * Distributable under LGPL license. | ||
| * You may obtain a copy of the License at http://www.gnu.org/copyleft/lgpl.html | ||
| * | ||
| * 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 | ||
| * LGPL License for more details. | ||
| * | ||
| * This file was created by members of the firebird development team. | ||
| * All individual contributions remain the Copyright (C) of those | ||
| * individuals. Contributors to this file are either listed here or | ||
| * can be obtained from a source control history command. | ||
| * | ||
| * All rights reserved. | ||
| */ | ||
| package org.firebirdsql.jdbc.field; | ||
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| import org.firebirdsql.gds.ng.fields.FieldDescriptor; | ||
| import org.firebirdsql.gds.ng.tz.TimeZoneDatatypeCoder; | ||
|
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| import java.sql.SQLException; | ||
| import java.sql.SQLNonTransientException; | ||
| import java.time.*; | ||
| import java.util.Calendar; | ||
|
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| import static org.firebirdsql.jdbc.JavaTypeNameConstants.OFFSET_DATE_TIME_CLASS_NAME; | ||
| import static org.firebirdsql.jdbc.JavaTypeNameConstants.OFFSET_TIME_CLASS_NAME; | ||
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| /** | ||
| * Superclass for {@link FBTimeTzField}, {@link FBTimestampTzField} to handle legacy date/time types and common behaviour. | ||
| * | ||
| * @author <a href="mailto:mrotteveel@users.sourceforge.net">Mark Rotteveel</a> | ||
| */ | ||
| abstract class AbstractWithTimeZoneField extends FBField { | ||
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| private ZoneId defaultZoneId; | ||
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| AbstractWithTimeZoneField(FieldDescriptor fieldDescriptor, FieldDataProvider dataProvider, int requiredType) | ||
| throws SQLException { | ||
| super(fieldDescriptor, dataProvider, requiredType); | ||
| } | ||
|
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| abstract OffsetDateTime getOffsetDateTime() throws SQLException; | ||
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| abstract void setOffsetDateTime(OffsetDateTime offsetDateTime) throws SQLException; | ||
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| abstract OffsetTime getOffsetTime() throws SQLException; | ||
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| abstract void setOffsetTime(OffsetTime offsetTime) throws SQLException; | ||
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| @SuppressWarnings("unchecked") | ||
| @Override | ||
| public <T> T getObject(Class<T> type) throws SQLException { | ||
| if (type == null) { | ||
| throw new SQLNonTransientException("getObject called with type null"); | ||
| } | ||
| switch (type.getName()) { | ||
| case OFFSET_TIME_CLASS_NAME: | ||
| return (T) getOffsetTime(); | ||
| case OFFSET_DATE_TIME_CLASS_NAME: | ||
| return (T) getOffsetDateTime(); | ||
| } | ||
| return super.getObject(type); | ||
| } | ||
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| @Override | ||
| public void setObject(Object value) throws SQLException { | ||
| if (value == null) { | ||
| setNull(); | ||
| return; | ||
| } | ||
|
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| if (value instanceof OffsetTime) { | ||
| setOffsetTime((OffsetTime) value); | ||
| } else if (value instanceof OffsetDateTime) { | ||
| setOffsetDateTime((OffsetDateTime) value); | ||
| } else { | ||
| super.setObject(value); | ||
| } | ||
| } | ||
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| @Override | ||
| public java.sql.Time getTime() throws SQLException { | ||
| OffsetDateTime offsetDateTime = getOffsetDateTime(); | ||
| if (offsetDateTime == null) { | ||
| return null; | ||
| } | ||
| return new java.sql.Time(offsetDateTime.toInstant().toEpochMilli()); | ||
| } | ||
|
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| @Override | ||
| public java.sql.Time getTime(Calendar cal) throws SQLException { | ||
| // Intentionally ignoring calendar, see jdp-2019-03 | ||
| return getTime(); | ||
| } | ||
|
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| @Override | ||
| public void setTime(java.sql.Time value) throws SQLException { | ||
| if (value == null) { | ||
| setNull(); | ||
| return; | ||
| } | ||
|
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| OffsetDateTime offsetDateTime = ZonedDateTime.of(LocalDate.now(), value.toLocalTime(), getDefaultZoneId()) | ||
| .toOffsetDateTime(); | ||
| setOffsetDateTime(offsetDateTime); | ||
| } | ||
|
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| @Override | ||
| public void setTime(java.sql.Time value, Calendar cal) throws SQLException { | ||
| // Intentionally ignoring calendar, see jdp-2019-03 | ||
| setTime(value); | ||
| } | ||
|
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| @Override | ||
| public java.sql.Timestamp getTimestamp() throws SQLException { | ||
| OffsetDateTime offsetDateTime = getOffsetDateTime(); | ||
| if (offsetDateTime == null) { | ||
| return null; | ||
| } | ||
| return new java.sql.Timestamp(offsetDateTime.toInstant().toEpochMilli()); | ||
| } | ||
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| @Override | ||
| public java.sql.Timestamp getTimestamp(Calendar cal) throws SQLException { | ||
| // Intentionally ignoring calendar, see jdp-2019-03 | ||
| return getTimestamp(); | ||
| } | ||
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| @Override | ||
| public void setTimestamp(java.sql.Timestamp value) throws SQLException { | ||
| if (value == null) { | ||
| setNull(); | ||
| return; | ||
| } | ||
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| OffsetDateTime offsetDateTime = value.toLocalDateTime() | ||
| .atZone(getDefaultZoneId()) | ||
| .toOffsetDateTime(); | ||
| setOffsetDateTime(offsetDateTime); | ||
| } | ||
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| @Override | ||
| public void setTimestamp(java.sql.Timestamp value, Calendar cal) throws SQLException { | ||
| // Intentionally ignoring calendar, see jdp-2019-03 | ||
| setTimestamp(value); | ||
| } | ||
|
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| final TimeZoneDatatypeCoder getTimeZoneDatatypeCoder() { | ||
| return TimeZoneDatatypeCoder.getInstanceFor(getDatatypeCoder()); | ||
| } | ||
|
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| final ZoneId getDefaultZoneId() { | ||
| if (defaultZoneId != null) { | ||
| return defaultZoneId; | ||
| } | ||
| return defaultZoneId = ZoneId.systemDefault(); | ||
| } | ||
|
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| void setStringParse(String value) throws SQLException { | ||
| // TODO Better way to do this? | ||
| // TODO More lenient parsing? | ||
| if (value.indexOf('T') != -1) { | ||
| OffsetDateTime offsetDateTime = OffsetDateTime.parse(value.trim()); | ||
| setOffsetDateTime(offsetDateTime); | ||
| } else { | ||
| OffsetTime offsetTime = OffsetTime.parse(value.trim()); | ||
| setOffsetTime(offsetTime); | ||
| } | ||
| } | ||
| } |
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