com.metreeca.mark.tasks.Watch Maven / Gradle / Ivy

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A minimalist Maven plugin for static site generation

There is a newer version: 0.9.1

/*
 * Copyright © 2019-2020 Metreeca srl
 *
 * 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.metreeca.mark.tasks;

import com.metreeca.mark.*;

import java.util.stream.Stream;

/**
 * Site watching task.
 *
 * Generates a processed version of the {@linkplain Opts#source() source} site folder in the
 * {@linkplain Opts#target() target} site folder, watching the {@linkplain Opts#source() source} site folder for
 * further changes to by synchronized.
 */
public final class Watch implements Task {

	@Override public void exec(final Mark mark) {

		Stream.of(mark.source(), mark.assets()).forEach(root -> mark.watch(root, (kind, path) -> {

			if ( mark.isLayout(path) ) { mark.exec(new Build()); } else { mark.process(Stream.of(path)); }

		}));

		try {

			Thread.sleep(Long.MAX_VALUE);

		} catch ( final InterruptedException e ) {

			mark.logger().error("interrupted…");

		}

	}

}