architecture.common.util.vfs.VFSUtils.java Source code

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Here is the source code for architecture.common.util.vfs.VFSUtils.java

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/*
 * Copyright 2012 Donghyuck, Son
 *
 * 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 architecture.common.util.vfs;

import java.io.File;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.commons.vfs2.FileName;
import org.apache.commons.vfs2.FileObject;
import org.apache.commons.vfs2.FileSystemException;
import org.apache.commons.vfs2.FileType;
import org.apache.commons.vfs2.VFS;

public class VFSUtils {

    private static final Log log = LogFactory.getLog(VFSUtils.class);

    public static FileObject resolveFile(File file, String filename) {
        try {
            FileObject fo = VFS.getManager().resolveFile(file, filename);
            return fo;
        } catch (FileSystemException e) {
        }
        return null;
    }

    public static FileObject resolveFile(FileObject file, String filename) {
        try {
            FileObject fo = VFS.getManager().resolveFile(file, filename);
            return fo;
        } catch (FileSystemException e) {
        }
        return null;
    }

    public static FileObject resolveFile(String uri) {
        try {
            return VFS.getManager().resolveFile(uri);
        } catch (FileSystemException e) {
            log.warn(e);
        }
        return null;
    }

    /**
     * uri ? ? FileName ? .
     * 
     * @param uri
     * @return
     */
    public static FileName resolveUri(String uri) {
        try {
            return VFS.getManager().resolveURI(uri);
        } catch (FileSystemException e) {
        }
        return null;
    }

    public static FileObject toFileObject(File file) {
        try {
            return VFS.getManager().toFileObject(file);
        } catch (FileSystemException e) {
        }
        return null;
    }

    public static boolean isFile(FileObject fo) {
        try {
            if (fo.getType() == FileType.FILE)
                return true;
        } catch (FileSystemException e) {
            log.warn(e);
        }
        return false;
    }

    public static boolean isFolder(FileObject fo) {
        try {
            if (fo.getType() == FileType.FOLDER)
                return true;
        } catch (FileSystemException e) {
            log.warn(e);
        }
        return false;
    }
}