io.honeybadger.com.jcabi.manifests.FilesMfs Maven / Gradle / Ivy
/**
* Copyright (c) 2012-2014, jcabi.com
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met: 1) Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer. 2) Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution. 3) Neither the name of the jcabi.com nor
* the names of its contributors may be used to endorse or promote
* products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT
* NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package com.jcabi.manifests;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
/**
* Manifests in files.
*
* Append attributes from {@code MANIFEST.MF} file:
*
* Manifests.append(new FilesMfs(new File("MANIFEST.MF")));
*
* The class is immutable and thread-safe.
*
* @author Yegor Bugayenko ([email protected])
* @version $Id$
* @since 1.1
*/
public final class FilesMfs implements Mfs {
/**
* Files.
*/
private final transient Collection files;
/**
* Ctor.
* @param file File
*/
public FilesMfs(final File file) {
this(Collections.singleton(file));
}
/**
* Ctor.
* @param list Files
*/
public FilesMfs(final Collection list) {
this.files = Collections.unmodifiableCollection(list);
}
@Override
public Collection fetch() throws IOException {
final Collection streams = new ArrayList(1);
for (final File file : this.files) {
streams.add(file.toURI().toURL().openStream());
}
return streams;
}
}