/*
 * Copyright 2017 the original author or authors.
 *
 * 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 org.gradle.internal.execution.history.changes;

import org.gradle.internal.change.Change;
import org.gradle.internal.change.ChangeContainer;
import org.gradle.internal.change.ChangeVisitor;
import org.gradle.internal.change.DescriptiveChange;

public class PreviousSuccessChanges implements ChangeContainer {
    private static final Change PREVIOUS_FAILURE = new DescriptiveChange("Task has failed previously.");

    private final boolean successful;

    public PreviousSuccessChanges(boolean successful) {
        this.successful = successful;
    }

    @Override
    public boolean accept(ChangeVisitor visitor) {
        if (!successful) {
            return visitor.visitChange(PREVIOUS_FAILURE);
        }
        return true;
    }
}
