| /* |
| * Copyright 2016 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.idea.blaze.base.command; |
| |
| import com.google.common.base.Preconditions; |
| import com.google.common.collect.ImmutableList; |
| import com.google.common.collect.Maps; |
| import org.jetbrains.annotations.NotNull; |
| |
| import javax.annotation.concurrent.Immutable; |
| import java.util.Collection; |
| import java.util.concurrent.ConcurrentMap; |
| |
| /** |
| * A class for Blaze/Bazel command names. We enumerate the commands we use (and that we expect users to be |
| * interested in), but do NOT use an enum because we want to allow users to specify arbitrary |
| * commands. |
| */ |
| @Immutable |
| public final class BlazeCommandName { |
| @NotNull |
| private static final ConcurrentMap<String, BlazeCommandName> knownCommands = Maps.newConcurrentMap(); |
| |
| public static final BlazeCommandName BUILD = fromString("build"); |
| public static final BlazeCommandName TEST = fromString("test"); |
| public static final BlazeCommandName MOBILE_INSTALL = fromString("mobile-install"); |
| public static final BlazeCommandName RUN = fromString("run"); |
| public static final BlazeCommandName QUERY = fromString("query"); |
| public static final BlazeCommandName INFO = fromString("info"); |
| |
| |
| public static BlazeCommandName fromString(@NotNull String name) { |
| knownCommands.putIfAbsent(name, new BlazeCommandName(name)); |
| return knownCommands.get(name); |
| } |
| |
| private final String name; |
| |
| private BlazeCommandName(@NotNull String name) { |
| Preconditions.checkArgument(!name.isEmpty(), "Command should be non-empty."); |
| this.name = name; |
| } |
| |
| @Override |
| public String toString() { |
| return name; |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (!(o instanceof BlazeCommandName)) { |
| return false; |
| } |
| BlazeCommandName that = (BlazeCommandName)o; |
| return name.equals(that.name); |
| } |
| |
| @Override |
| public int hashCode() { |
| return name.hashCode(); |
| } |
| |
| /** |
| * @return An unmodifiable view of the Blaze commands we know about (including those that the user |
| * has specified, in addition to those we have hard-coded). |
| */ |
| @NotNull |
| public static Collection<BlazeCommandName> knownCommands() { |
| return ImmutableList.copyOf(knownCommands.values()); |
| } |
| } |