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* add EpochTimestamp, TimeQualifier to cleanup TimeStatement.
Missing: tests.
* add tests
* added new variable unquotedValue for epochFromString, changed equals("") check to isEmpty()
* apply spotless- Loading branch information
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src/main/java/com/teragrep/pth10/ast/time/EpochTimestamp.java
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| /* | ||
| * Teragrep Data Processing Language (DPL) translator for Apache Spark (pth_10) | ||
| * Copyright (C) 2019-2024 Suomen Kanuuna Oy | ||
| * | ||
| * This program is free software: you can redistribute it and/or modify | ||
| * it under the terms of the GNU Affero General Public License as published by | ||
| * the Free Software Foundation, either version 3 of the License, or | ||
| * (at your option) any later version. | ||
| * | ||
| * 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 | ||
| * GNU Affero General Public License for more details. | ||
| * | ||
| * You should have received a copy of the GNU Affero General Public License | ||
| * along with this program. If not, see <https://www.gnu.org/licenses/>. | ||
| * | ||
| * | ||
| * Additional permission under GNU Affero General Public License version 3 | ||
| * section 7 | ||
| * | ||
| * If you modify this Program, or any covered work, by linking or combining it | ||
| * with other code, such other code is not for that reason alone subject to any | ||
| * of the requirements of the GNU Affero GPL version 3 as long as this Program | ||
| * is the same Program as licensed from Suomen Kanuuna Oy without any additional | ||
| * modifications. | ||
| * | ||
| * Supplemented terms under GNU Affero General Public License version 3 | ||
| * section 7 | ||
| * | ||
| * Origin of the software must be attributed to Suomen Kanuuna Oy. Any modified | ||
| * versions must be marked as "Modified version of" The Program. | ||
| * | ||
| * Names of the licensors and authors may not be used for publicity purposes. | ||
| * | ||
| * No rights are granted for use of trade names, trademarks, or service marks | ||
| * which are in The Program if any. | ||
| * | ||
| * Licensee must indemnify licensors and authors for any liability that these | ||
| * contractual assumptions impose on licensors and authors. | ||
| * | ||
| * To the extent this program is licensed as part of the Commercial versions of | ||
| * Teragrep, the applicable Commercial License may apply to this file if you as | ||
| * a licensee so wish it. | ||
| */ | ||
| package com.teragrep.pth10.ast.time; | ||
|
|
||
| import com.teragrep.pth10.ast.DPLTimeFormat; | ||
| import com.teragrep.pth10.ast.DefaultTimeFormat; | ||
| import com.teragrep.pth10.ast.TextString; | ||
| import com.teragrep.pth10.ast.UnquotedText; | ||
|
|
||
| import java.sql.Timestamp; | ||
| import java.text.ParseException; | ||
| import java.util.Objects; | ||
|
|
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| public final class EpochTimestamp { | ||
|
|
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| private final String value; | ||
| private final String timeformat; | ||
|
|
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| public EpochTimestamp(final String value, final String timeformat) { | ||
| this.value = value; | ||
| this.timeformat = timeformat; | ||
| } | ||
|
|
||
| public long epoch() { | ||
| long rv; | ||
| try { | ||
| RelativeTimestamp relativeTimestamp = new RelativeTimeParser().parse(value); | ||
| rv = relativeTimestamp.calculate(new Timestamp(System.currentTimeMillis())); | ||
| } | ||
| catch (NumberFormatException ne) { | ||
| rv = epochFromString(value, timeformat); | ||
| } | ||
|
|
||
| return rv; | ||
| } | ||
|
|
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| // Uses defaultTimeFormat if timeformat is null and DPLTimeFormat if timeformat isn't null (which means that the | ||
| // timeformat= option was used). | ||
| private long epochFromString(final String value, final String timeFormatString) { | ||
| final String unquotedValue = new UnquotedText(new TextString(value)).read(); // erase the possible outer quotes | ||
| final long timevalue; | ||
| if (timeFormatString == null || timeFormatString.isEmpty()) { | ||
| timevalue = new DefaultTimeFormat().getEpoch(unquotedValue); | ||
| } | ||
| else { | ||
| // TODO: should be included in DPLTimeFormat | ||
| if (timeFormatString.equals("%s")) { | ||
| return Long.parseLong(unquotedValue); | ||
| } | ||
| try { | ||
| timevalue = new DPLTimeFormat(timeFormatString).getEpoch(unquotedValue); | ||
| } | ||
| catch (ParseException e) { | ||
| throw new RuntimeException("TimeQualifier conversion error: <" + unquotedValue + "> can't be parsed."); | ||
| } | ||
| } | ||
| return timevalue; | ||
| } | ||
|
|
||
| @Override | ||
| public boolean equals(Object o) { | ||
| if (this == o) | ||
| return true; | ||
| if (o == null || getClass() != o.getClass()) | ||
| return false; | ||
| EpochTimestamp that = (EpochTimestamp) o; | ||
| return Objects.equals(value, that.value) && Objects.equals(timeformat, that.timeformat); | ||
| } | ||
|
|
||
| @Override | ||
| public int hashCode() { | ||
| return Objects.hash(value, timeformat); | ||
| } | ||
| } |
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