org.kie.commons.io.impl.IOServiceNio2WrapperImpl Maven / Gradle / Ivy

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Set of utilities/facades for NIO.2
There is a newer version: 6.0.0.CR5
/*
 * Copyright 2012 JBoss Inc
 *
 * 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.kie.commons.io.impl;

import java.util.HashSet;
import java.util.Map;
import java.util.Set;

import org.kie.commons.io.IOService;
import org.kie.commons.java.nio.IOException;
import org.kie.commons.java.nio.channels.SeekableByteChannel;
import org.kie.commons.java.nio.file.AtomicMoveNotSupportedException;
import org.kie.commons.java.nio.file.CopyOption;
import org.kie.commons.java.nio.file.DirectoryNotEmptyException;
import org.kie.commons.java.nio.file.FileAlreadyExistsException;
import org.kie.commons.java.nio.file.Files;
import org.kie.commons.java.nio.file.NoSuchFileException;
import org.kie.commons.java.nio.file.OpenOption;
import org.kie.commons.java.nio.file.Option;
import org.kie.commons.java.nio.file.Path;
import org.kie.commons.java.nio.file.attribute.FileAttribute;
import org.kie.commons.java.nio.file.attribute.FileAttributeView;

public class IOServiceNio2WrapperImpl
        extends AbstractIOService
        implements IOService {

    @Override
    public void delete( final Path path )
            throws IllegalArgumentException, NoSuchFileException, DirectoryNotEmptyException,
            IOException, SecurityException {
        Files.delete( path );
    }

    @Override
    public boolean deleteIfExists( final Path path )
            throws IllegalArgumentException, DirectoryNotEmptyException, IOException, SecurityException {
        return Files.deleteIfExists( path );
    }

    @Override
    public void startBatch( final Option... options ) {
    }

    @Override
    public void endBatch( final Option... options ) {
    }

    @Override
    public SeekableByteChannel newByteChannel( final Path path,
                                               final Set options,
                                               final FileAttribute... attrs )
            throws IllegalArgumentException, UnsupportedOperationException, FileAlreadyExistsException, IOException, SecurityException {
        return Files.newByteChannel( path, options, attrs );
    }

    @Override
    public Path createDirectory( final Path dir,
                                 final FileAttribute... attrs )
            throws IllegalArgumentException, UnsupportedOperationException, FileAlreadyExistsException,
            IOException, SecurityException {
        return Files.createDirectory( dir, attrs );
    }

    @Override
    public Path createDirectories( final Path dir,
                                   final FileAttribute... attrs )
            throws UnsupportedOperationException, FileAlreadyExistsException,
            IOException, SecurityException {
        return Files.createDirectories( dir, attrs );
    }

    @Override
    public Path copy( final Path source,
                      final Path target,
                      final CopyOption... options )
            throws UnsupportedOperationException, FileAlreadyExistsException,
            DirectoryNotEmptyException, IOException, SecurityException {
        return Files.copy( source, target, options );
    }

    @Override
    public Path move( final Path source,
                      final Path target,
                      final CopyOption... options )
            throws UnsupportedOperationException, FileAlreadyExistsException,
            DirectoryNotEmptyException, AtomicMoveNotSupportedException, IOException, SecurityException {
        return Files.move( source, target, options );
    }

    @Override
    public  V getFileAttributeView( final Path path,
                                                                 final Class type )
            throws IllegalArgumentException {
        return Files.getFileAttributeView( path, type );
    }

    @Override
    public Map readAttributes( final Path path,
                                               final String attributes )
            throws UnsupportedOperationException, NoSuchFileException, IllegalArgumentException,
            IOException, SecurityException {
        return Files.readAttributes( path, attributes );
    }

    @Override
    public Path setAttributes( final Path path,
                               final FileAttribute... attrs )
            throws UnsupportedOperationException, IllegalArgumentException, ClassCastException,
            IOException, SecurityException {
        Path out = null;
        for ( final FileAttribute attr : attrs ) {
            out = Files.setAttribute( path, attr.name(), attr.value() );
        }
        return out;
    }

    @Override
    public Path setAttribute( final Path path,
                              final String attribute,
                              final Object value )
            throws UnsupportedOperationException, IllegalArgumentException, ClassCastException, IOException, SecurityException {
        return Files.setAttribute( path, attribute, value );
    }

    @Override
    public Object getAttribute( final Path path,
                                final String attribute )
            throws UnsupportedOperationException, IllegalArgumentException, IOException, SecurityException {
        return Files.getAttribute( path, attribute );
    }

    @Override
    protected Set buildOptions( final Set options,
                                                      final OpenOption... others ) {
        return new HashSet( options ) {{
            if ( others != null ) {
                for ( final OpenOption other : others ) {
                    add( other );
                }
            }
        }};
    }
}