Android File System Volume Get getVolumeName(final String devicePath)

Description

Gets the volume name.

License

Open Source License

Parameter

Parameter	Description
devicePath	the path of the the device e.g. <code>C:</code>

Return

the volume name associated with the device or null if no name is associated with the device

Declaration

public static String getVolumeName(final String devicePath) 

Method Source Code

//package com.java2s;
//License from project: Open Source License 

import java.io.File;

import javax.swing.filechooser.FileSystemView;

public class Main {
    /**//from w w w  .j  a  v a  2s.  c om
     * Gets the volume name.
     * 
     * @param devicePath the path of the the device e.g. <code>C:</code>
     * @return the volume name associated with the device or null if no name is associated
     *         with the device
     */
    public static String getVolumeName(final String devicePath) {
        if (devicePath == null) {
            throw new IllegalArgumentException(
                    "The volume name should be assigned");
        }
        final FileSystemView view = FileSystemView.getFileSystemView();
        final File dir = new File(devicePath);
        final String name = view.getSystemDisplayName(dir);
        if (name == null) {
            return null;
        }
        final String trimedName = name.trim();
        if (trimedName.length() < 1) {
            return null;
        }

        /*
         * take the clean volume name by striping from the format: Volname (E:)
         */
        final int index = trimedName.lastIndexOf(" (");

        final String cleanName;
        if (index > 0) {
            cleanName = trimedName.substring(0, index);
        } else {
            cleanName = trimedName;
        }
        return cleanName;
    }
}