gradle-master/subprojects/logging/src/main/java/org/gradle/internal/logging/console/UserInputConsoleRenderer.java
/*
 * 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.logging.console;

import org.gradle.internal.logging.events.OutputEventListener;
import org.gradle.internal.logging.events.PromptOutputEvent;

public class UserInputConsoleRenderer extends AbstractUserInputRenderer {
    private final Console console;

    public UserInputConsoleRenderer(OutputEventListener delegate, Console console) {
        super(delegate);
        this.console = console;
    }

    @Override
    void startInput() {
        toggleBuildProgressAreaVisibility(false);
        flushConsole();
    }

    @Override
    void handlePrompt(PromptOutputEvent event) {
        event.render(console.getBuildOutputArea());
        flushConsole();
    }

    @Override
    void finishInput() {
        toggleBuildProgressAreaVisibility(true);
        flushConsole();
    }

    private void toggleBuildProgressAreaVisibility(boolean visible) {
        console.getBuildProgressArea().setVisible(visible);
    }

    private void flushConsole() {
        console.flush();
    }
}
