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.query.change;
      16             : 
      17             : import static com.google.common.base.Preconditions.checkArgument;
      18             : 
      19             : import com.google.auto.value.AutoValue;
      20             : import com.google.common.base.Strings;
      21             : import com.google.gerrit.entities.LabelType;
      22             : import java.util.Locale;
      23             : 
      24             : /** An entity representing a special label vote that's not numeric, e.g. MAX, MIN, etc... */
      25             : @AutoValue
      26           7 : public abstract class MagicLabelVote {
      27             :   public static MagicLabelVote parseWithEquals(String text) {
      28          14 :     checkArgument(!Strings.isNullOrEmpty(text), "Empty label vote");
      29          14 :     int e = text.lastIndexOf('=');
      30          14 :     checkArgument(e >= 0, "Label vote missing '=': %s", text);
      31           9 :     String label = text.substring(0, e);
      32           9 :     String voteValue = text.substring(e + 1);
      33           7 :     return create(label, MagicLabelValue.valueOf(voteValue));
      34             :   }
      35             : 
      36             :   public static MagicLabelVote create(String label, MagicLabelValue value) {
      37           7 :     return new AutoValue_MagicLabelVote(LabelType.checkNameInternal(label), value);
      38             :   }
      39             : 
      40             :   public abstract String label();
      41             : 
      42             :   public abstract MagicLabelValue value();
      43             : 
      44             :   public String formatLabel() {
      45           0 :     return label().toLowerCase(Locale.US) + "=" + value().name();
      46             :   }
      47             : }