tain.kr.test.vfs.v01.ShowProperties.java Source code

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Here is the source code for tain.kr.test.vfs.v01.ShowProperties.java

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/**
 * Copyright 2014, 2015, 2016, 2017 TAIN, Inc. all rights reserved.
 *
 * Licensed under the GNU GENERAL PUBLIC LICENSE, Version 3, 29 June 2007 (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.gnu.org/licenses/
 *
 * 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.
 *
 * -----------------------------------------------------------------
 * Copyright 2014, 2015, 2016, 2017 TAIN, Inc.
 *
 */
package tain.kr.test.vfs.v01;

import java.text.DateFormat;
import java.util.Date;

import org.apache.commons.vfs2.FileObject;
import org.apache.commons.vfs2.FileSystemException;
import org.apache.commons.vfs2.FileSystemManager;
import org.apache.commons.vfs2.FileType;
import org.apache.commons.vfs2.VFS;
import org.apache.log4j.Logger;

/**
 * Code Templates > Comments > Types
 *
 * <PRE>
 *   -. FileName   : ShowProperties.java
 *   -. Package    : tain.kr.test.vfs.v01
 *   -. Comment    :
 *   -. Author     : taincokr
 *   -. First Date : 2017. 4. 12. {time}
 * </PRE>
 *
 * @author taincokr
 *
 */
public class ShowProperties {

    private static boolean flag = true;

    private static final Logger log = Logger.getLogger(ShowProperties.class);

    ///////////////////////////////////////////////////////////////////////////////////////////////

    /** Maximum number of children to show. */
    private static final int SHOW_MAX = 5;

    ///////////////////////////////////////////////////////////////////////////////////////////////

    /*
     * constructor
     */
    public ShowProperties() {
        if (flag)
            log.debug(">>>>> in class " + this.getClass().getSimpleName());
    }

    ///////////////////////////////////////////////////////////////////////////////////////////////
    ///////////////////////////////////////////////////////////////////////////////////////////////
    ///////////////////////////////////////////////////////////////////////////////////////////////
    ///////////////////////////////////////////////////////////////////////////////////////////////
    ///////////////////////////////////////////////////////////////////////////////////////////////
    ///////////////////////////////////////////////////////////////////////////////////////////////
    ///////////////////////////////////////////////////////////////////////////////////////////////
    ///////////////////////////////////////////////////////////////////////////////////////////////
    ///////////////////////////////////////////////////////////////////////////////////////////////
    ///////////////////////////////////////////////////////////////////////////////////////////////
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    /*
     * static test method
     */
    private static void test01(String[] args) throws Exception {

        if (flag)
            new ShowProperties();

        if (flag) {

            if (args.length == 0) {
                System.err.println("Please pass the name of a file as parameter.");
                System.err.println("e.g. java org.apache.commons.vfs2.example.ShowProperties LICENSE.txt");
                return;
            }

            for (final String arg : args) {
                try {
                    final FileSystemManager mgr = VFS.getManager();
                    System.out.println();
                    System.out.println("Parsing   : " + arg);
                    final FileObject file = mgr.resolveFile(arg);
                    System.out.println("URL       : " + file.getURL());
                    System.out.println("getName() : " + file.getName());
                    System.out.println("BaseName  : " + file.getName().getBaseName());
                    System.out.println("Extension : " + file.getName().getExtension());
                    System.out.println("Path      : " + file.getName().getPath());
                    System.out.println("Scheme    : " + file.getName().getScheme());
                    System.out.println("URI       : " + file.getName().getURI());
                    System.out.println("Root URI  : " + file.getName().getRootURI());
                    System.out.println("Parent    : " + file.getName().getParent());
                    System.out.println("Type      : " + file.getType());
                    System.out.println("Exists    : " + file.exists());
                    System.out.println("Readable  : " + file.isReadable());
                    System.out.println("Writeable : " + file.isWriteable());
                    System.out.println("Root path : " + file.getFileSystem().getRoot().getName().getPath());

                    if (file.exists()) {
                        if (file.getType().equals(FileType.FILE)) {
                            System.out.println("Size: " + file.getContent().getSize() + " bytes");

                        } else if (file.getType().equals(FileType.FOLDER) && file.isReadable()) {

                            final FileObject[] children = file.getChildren();
                            System.out.println("Directory with " + children.length + " files");

                            for (int iterChildren = 0; iterChildren < children.length; iterChildren++) {
                                System.out.println("#" + iterChildren + ": " + children[iterChildren].getName());
                                if (iterChildren > SHOW_MAX) {
                                    break;
                                }
                            }
                        }

                        System.out.println("Last modified: " + DateFormat.getInstance()
                                .format(new Date(file.getContent().getLastModifiedTime())));
                    } else {
                        System.out.println("The file does not exist");
                    }

                    file.close();
                } catch (final FileSystemException ex) {
                    ex.printStackTrace();
                }
            }
        }
    }

    /*
     * main method
     */
    public static void main(String[] args) throws Exception {

        if (flag)
            log.debug(">>>>> " + new Object() {
            }.getClass().getEnclosingClass().getName());

        args = new String[] { "N:/tain/test" };

        if (flag)
            test01(args);
    }
}