org.apache.hadoop.hive.serde2.lazy.LazyTimestampLocalTZ Maven / Gradle / Ivy
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* Licensed to the Apache Software Foundation (ASF) under one
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* 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,
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* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.hadoop.hive.serde2.lazy;
import java.io.IOException;
import java.io.OutputStream;
import java.nio.charset.StandardCharsets;
import java.time.DateTimeException;
import java.time.ZoneId;
import org.apache.hadoop.hive.common.type.TimestampTZ;
import org.apache.hadoop.hive.serde.serdeConstants;
import org.apache.hadoop.hive.serde2.io.TimestampLocalTZWritable;
import org.apache.hadoop.hive.serde2.lazy.objectinspector.primitive.LazyTimestampLocalTZObjectInspector;
import org.apache.hadoop.hive.serde2.typeinfo.TimestampLocalTZTypeInfo;
/**
* LazyPrimitive for TimestampLocalTZ. Similar to LazyTimestamp.
*/
public class LazyTimestampLocalTZ extends
LazyPrimitive {
private ZoneId timeZone;
public LazyTimestampLocalTZ(LazyTimestampLocalTZObjectInspector lazyTimestampTZObjectInspector) {
super(lazyTimestampTZObjectInspector);
TimestampLocalTZTypeInfo typeInfo = (TimestampLocalTZTypeInfo) oi.getTypeInfo();
if (typeInfo == null) {
throw new RuntimeException("TimestampLocalTZ type used without type params");
}
timeZone = typeInfo.timeZone();
data = new TimestampLocalTZWritable();
}
public LazyTimestampLocalTZ(LazyTimestampLocalTZ copy) {
super(copy);
timeZone = copy.timeZone;
data = new TimestampLocalTZWritable(copy.data);
}
@Override
public void init(ByteArrayRef bytes, int start, int length) {
String s = null;
if (!LazyUtils.isDateMaybe(bytes.getData(), start, length)) {
isNull = true;
return;
}
TimestampTZ t = null;
try {
s = new String(bytes.getData(), start, length, StandardCharsets.US_ASCII);
if (s.equals("NULL")) {
isNull = true;
logExceptionMessage(bytes, start, length,
serdeConstants.TIMESTAMPLOCALTZ_TYPE_NAME.toUpperCase());
} else {
t = getInspector().getParser().parseTimestamp(s, timeZone);
isNull = false;
}
} catch (DateTimeException e) {
isNull = true;
logExceptionMessage(bytes, start, length, serdeConstants.TIMESTAMPLOCALTZ_TYPE_NAME.toUpperCase());
}
data.set(t);
}
@Override
public TimestampLocalTZWritable getWritableObject() {
return data;
}
public static void writeUTF8(OutputStream out, TimestampLocalTZWritable i) throws IOException {
byte[] b = TimestampLocalTZWritable.nullBytes;
if (i != null) {
b = i.toString().getBytes(StandardCharsets.US_ASCII);
}
out.write(b);
}
}