gradle-master/subprojects/execution/src/main/java/org/gradle/internal/execution/steps/InputChangesContext.java
/*
 * Copyright 2019 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.steps;

import org.gradle.internal.execution.history.changes.InputChangesInternal;

import javax.annotation.Nullable;
import java.util.Optional;

public class InputChangesContext extends ValidationFinishedContext {

    private final InputChangesInternal inputChanges;

    public InputChangesContext(ValidationFinishedContext parent, @Nullable InputChangesInternal inputChanges) {
        super(parent);
        this.inputChanges = inputChanges;
    }

    protected InputChangesContext(InputChangesContext parent) {
        this(parent, parent.getInputChanges().orElse(null));
    }

    public Optional<InputChangesInternal> getInputChanges() {
        return Optional.ofNullable(inputChanges);
    }

    public boolean isIncrementalExecution() {
        return inputChanges != null && inputChanges.isIncremental();
    }
}
