com.facebook.buck.core.model.platform.ConstraintBasedPlatform.java Source code

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Here is the source code for com.facebook.buck.core.model.platform.ConstraintBasedPlatform.java

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/*
 * Copyright 2018-present Facebook, Inc.
 *
 * 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.facebook.buck.core.model.platform;

import com.google.common.collect.ImmutableSet;
import java.util.Collection;

/** An implementation of a {@link Platform} that has a fixed set of constraints. */
public class ConstraintBasedPlatform implements Platform {
    private final String platformName;
    private final ImmutableSet<ConstraintValue> constraintValues;

    public ConstraintBasedPlatform(String platformName, ImmutableSet<ConstraintValue> constraintValues) {
        this.platformName = platformName;
        this.constraintValues = constraintValues;
    }

    /**
     * A platform matches the given constraints when these constraints are present in the platform
     * constraints (platform constraints is a superset of the provided constraints).
     */
    @Override
    public boolean matchesAll(Collection<ConstraintValue> constraintValues) {
        return this.constraintValues.containsAll(constraintValues);
    }

    @Override
    public String toString() {
        return platformName;
    }
}