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// Copyright 2018 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.skyframe.toolchains;
import com.google.auto.value.AutoValue;
import com.google.common.collect.ImmutableList;
import com.google.devtools.build.lib.skyframe.ConfiguredTargetKey;
import com.google.devtools.build.lib.skyframe.SkyFunctions;
import com.google.devtools.build.lib.skyframe.config.BuildConfigurationKey;
import com.google.devtools.build.lib.skyframe.serialization.autocodec.AutoCodec;
import com.google.devtools.build.skyframe.SkyFunctionName;
import com.google.devtools.build.skyframe.SkyKey;
import com.google.devtools.build.skyframe.SkyValue;
import java.util.Objects;
/**
* A value which represents every execution platform known to Bazel and available to run actions.
*/
@AutoValue
public abstract class RegisteredExecutionPlatformsValue implements SkyValue {
/** Returns the {@link SkyKey} for {@link RegisteredExecutionPlatformsValue}s. */
public static SkyKey key(BuildConfigurationKey configurationKey) {
return Key.of(configurationKey);
}
/** {@link SkyKey} implementation used for {@link RegisteredExecutionPlatformsFunction}. */
@AutoCodec
@AutoCodec.VisibleForSerialization
static class Key implements SkyKey {
private static final SkyKeyInterner<Key> interner = SkyKey.newInterner();
private final BuildConfigurationKey configurationKey;
private Key(BuildConfigurationKey configurationKey) {
this.configurationKey = configurationKey;
}
@AutoCodec.Instantiator
@AutoCodec.VisibleForSerialization
static Key of(BuildConfigurationKey configurationKey) {
return interner.intern(new Key(configurationKey));
}
@Override
public SkyFunctionName functionName() {
return SkyFunctions.REGISTERED_EXECUTION_PLATFORMS;
}
BuildConfigurationKey getConfigurationKey() {
return configurationKey;
}
@Override
public boolean equals(Object obj) {
if (!(obj instanceof Key)) {
return false;
}
Key that = (Key) obj;
return Objects.equals(this.configurationKey, that.configurationKey);
}
@Override
public int hashCode() {
return configurationKey.hashCode();
}
@Override
public final SkyKeyInterner<Key> getSkyKeyInterner() {
return interner;
}
}
static RegisteredExecutionPlatformsValue create(
Iterable<ConfiguredTargetKey> registeredExecutionPlatformKeys) {
return new AutoValue_RegisteredExecutionPlatformsValue(
ImmutableList.copyOf(registeredExecutionPlatformKeys));
}
public abstract ImmutableList<ConfiguredTargetKey> registeredExecutionPlatformKeys();
}