/*
 * 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.api.internal.changedetection.rules;

import org.gradle.api.NonNullApi;
import org.gradle.api.internal.changedetection.state.TaskExecution;
import org.gradle.internal.changes.TaskStateChange;
import org.gradle.internal.changes.TaskStateChangeVisitor;

@NonNullApi
public class PreviousSuccessTaskStateChanges implements TaskStateChanges {
    private static final TaskStateChange PREVIOUS_FAILURE = new DescriptiveChange("Task has failed previously.");
    private final TaskExecution previousExecution;

    public PreviousSuccessTaskStateChanges(TaskExecution previousExecution) {
        this.previousExecution = previousExecution;
    }

    @Override
    public boolean accept(TaskStateChangeVisitor visitor) {
        if (!previousExecution.isSuccessful()) {
            return visitor.visitChange(PREVIOUS_FAILURE);
        }
        return true;
    }
}
