org.apache.hive.common.util.DateParser 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
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* 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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*/
package org.apache.hive.common.util;
import java.sql.Date;
import java.text.ParsePosition;
import java.text.SimpleDateFormat;
/**
* Date parser class for Hive.
*/
public class DateParser {
private final SimpleDateFormat formatter;
private final ParsePosition pos;
public DateParser() {
formatter = new SimpleDateFormat("yyyy-MM-dd");
// TODO: ideally, we should set formatter.setLenient(false);
pos = new ParsePosition(0);
}
public Date parseDate(String strValue) {
Date result = new Date(0);
if (parseDate(strValue, result)) {
return result;
}
return null;
}
public boolean parseDate(String strValue, Date result) {
pos.setIndex(0);
java.util.Date parsedVal = formatter.parse(strValue, pos);
if (parsedVal == null) {
return false;
}
result.setTime(parsedVal.getTime());
return true;
}
}