Line data    Source code

       1             : // Copyright (C) 2021 The Android Open Source Project
       2             : //
       3             : // Licensed under the Apache License, Version 2.0 (the "License");
       4             : // you may not use this file except in compliance with the License.
       5             : // You may obtain a copy of the License at
       6             : //
       7             : // http://www.apache.org/licenses/LICENSE-2.0
       8             : //
       9             : // Unless required by applicable law or agreed to in writing, software
      10             : // distributed under the License is distributed on an "AS IS" BASIS,
      11             : // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
      12             : // See the License for the specific language governing permissions and
      13             : // limitations under the License.
      14             : 
      15             : package com.google.gerrit.server.args4j;
      16             : 
      17             : import com.google.inject.Inject;
      18             : import com.google.inject.assistedinject.Assisted;
      19             : import java.time.Instant;
      20             : import java.time.ZoneId;
      21             : import java.time.format.DateTimeFormatter;
      22             : import java.time.format.DateTimeParseException;
      23             : import org.kohsuke.args4j.CmdLineException;
      24             : import org.kohsuke.args4j.CmdLineParser;
      25             : import org.kohsuke.args4j.OptionDef;
      26             : import org.kohsuke.args4j.spi.OptionHandler;
      27             : import org.kohsuke.args4j.spi.Parameters;
      28             : import org.kohsuke.args4j.spi.Setter;
      29             : 
      30             : public class InstantHandler extends OptionHandler<Instant> {
      31             :   public static final String TIMESTAMP_FORMAT = "yyyyMMdd_HHmm";
      32             : 
      33             :   @Inject
      34             :   public InstantHandler(
      35             :       @Assisted CmdLineParser parser,
      36             :       @Assisted OptionDef option,
      37             :       @Assisted Setter<Instant> setter) {
      38           1 :     super(parser, option, setter);
      39           1 :   }
      40             : 
      41             :   @Override
      42             :   public int parseArguments(Parameters params) throws CmdLineException {
      43           0 :     String timestamp = params.getParameter(0);
      44             :     try {
      45           0 :       setter.addValue(
      46           0 :           DateTimeFormatter.ofPattern(TIMESTAMP_FORMAT)
      47           0 :               .withZone(ZoneId.of("UTC"))
      48           0 :               .parse(timestamp, Instant::from));
      49           0 :       return 1;
      50           0 :     } catch (DateTimeParseException e) {
      51           0 :       throw new CmdLineException(
      52             :           owner,
      53           0 :           String.format("Invalid timestamp: %s; expected format: %s", timestamp, TIMESTAMP_FORMAT),
      54             :           e);
      55             :     }
      56             :   }
      57             : 
      58             :   @Override
      59             :   public String getDefaultMetaVariable() {
      60           0 :     return "TIMESTAMP";
      61             :   }
      62             : }