| // Copyright 2014 The Bazel Authors. All rights reserved. |
| // |
| // Licensed 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, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| package com.google.devtools.build.lib.packages; |
| |
| import com.google.devtools.build.lib.packages.Type.DictType; |
| import com.google.devtools.build.lib.packages.Type.ListType; |
| import com.google.devtools.build.lib.skyframe.serialization.autocodec.SerializationConstant; |
| import java.util.List; |
| import net.starlark.java.eval.StarlarkInt; |
| |
| /** |
| * Constants for {@link Type}s. |
| * |
| * <p>These constants are in a separate class from {@link Type} to break a class initialization |
| * cycle, and prevent possible deadlocks. |
| */ |
| public final class Types { |
| |
| /** The type of a list of strings. */ |
| @SerializationConstant |
| public static final ListType<String> STRING_LIST = ListType.create(Type.STRING); |
| |
| /** The type of a list of signed 32-bit Starlark integer values. */ |
| @SerializationConstant |
| public static final ListType<StarlarkInt> INTEGER_LIST = ListType.create(Type.INTEGER); |
| |
| /** The type of a dictionary of {@linkplain Type#STRING strings}. */ |
| @SerializationConstant |
| public static final DictType<String, String> STRING_DICT = |
| DictType.create(Type.STRING, Type.STRING); |
| |
| /** The type of a dictionary of {@linkplain #STRING_LIST label lists}. */ |
| @SerializationConstant |
| public static final DictType<String, List<String>> STRING_LIST_DICT = |
| DictType.create(Type.STRING, STRING_LIST); |
| |
| private Types() {} |
| } |