Example usage for java.io File getUsableSpace

Introduction

In this page you can find the example usage for java.io File getUsableSpace.

Prototype

public long getUsableSpace()

Source Link

Document

Returns the number of bytes available to this virtual machine on the partition named by this abstract pathname.

Usage

From source file:Main.java

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

    // create new files
    File f = new File("c:/");

    System.out.print(f.getUsableSpace());

}

From source file:Main.java

public static long getUsableSpace(File path) {
    return path.getUsableSpace();
}

From source file:Main.java

/**
 * Check how much usable space is available at a given path.
 * // w ww  . java  2  s  . c om
 * @param path
 *            The path to check
 * @return The space available in bytes
 */
public static long getUsableSpace(File path) {
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.GINGERBREAD) {
        return path.getUsableSpace();
    }
    final StatFs stats = new StatFs(path.getPath());
    return (long) stats.getBlockSize() * (long) stats.getAvailableBlocks();
}

From source file:Main.java

/**
 * Check how much usable space is available at a given path.
 *
 * @param path The path to check//  w  w w  . j av  a2 s .  c  o  m
 *
 * @return The space available in bytes
 */
public static long getUsableSpace(File path) {

    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.GINGERBREAD) {
        return path.getUsableSpace();
    }
    final StatFs stats = new StatFs(path.getPath());
    return (long) stats.getBlockSize() * (long) stats.getAvailableBlocks();
}

From source file:Main.java

/**
 * Check how much usable space is available at a given path.
 *
 * @param path The path to check/*  ww  w. ja v a  2  s.  co m*/
 * @return The space available in bytes
 */
@SuppressLint("NewApi")
public static long getUsableSpace(File path) {
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.GINGERBREAD) {
        return path.getUsableSpace();
    }
    final StatFs stats = new StatFs(path.getPath());
    return (long) stats.getBlockSize() * (long) stats.getAvailableBlocks();
}

From source file:Main.java

@SuppressLint("NewApi")
public static final long getUsableSpace(String accountName) {
    File savePath = Environment.getExternalStorageDirectory();
    if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.GINGERBREAD) {
        return savePath.getUsableSpace();

    } else {//www  . j  a  v a 2  s .c  o m
        StatFs stats = new StatFs(savePath.getAbsolutePath());
        return stats.getAvailableBlocks() * stats.getBlockSize();
    }

}

From source file:org.proninyaroslav.libretorrent.core.utils.FileIOUtils.java

public static long getFreeSpace(String path) {
    long availableBytes = -1L;

    try {/*from w ww . j  a  v a 2s.c  om*/
        File file = new File(path);
        availableBytes = file.getUsableSpace();
    } catch (Exception e) {

        // this provides invalid space on some devices
        try {
            StatFs stat = new StatFs(path);

            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) {
                availableBytes = stat.getAvailableBytes();
            } else {
                availableBytes = stat.getAvailableBlocks() * stat.getBlockSize();
            }
        } catch (Exception ee) {
            /* Ignore */
        }
    }

    return availableBytes;
}

From source file:org.jenkinsci.plugins.periodicbackup.Util.java

/**
 *
 * This test if a given file is a valid serialized BackupObject file
 *
 * @param backupObjectFile File to test/*from ww w .j  av  a2s  .  co  m*/
 * @return true if valid, false otherwise
 * @throws IOException If an IO problem occurs
 */
public static boolean isValidBackupObjectFile(File backupObjectFile) throws IOException {
    if (!backupObjectFile.exists() || !(backupObjectFile.getUsableSpace() > 0))
        return false;
    else {
        String fileAsString = Files.toString(backupObjectFile, Charsets.UTF_8);
        return fileAsString.contains("fileManager class=\"org.jenkinsci.plugins.periodicbackup")
                && fileAsString.contains("storage class=\"org.jenkinsci.plugins.periodicbackup")
                && fileAsString.contains("location class=\"org.jenkinsci.plugins.periodicbackup");
    }
}

From source file:com.android.volley.misc.Utils.java

/**
 * Check how much usable space is available at a given path.
 * /* w ww.  j av  a2  s .c o m*/
 * @param path
 *            The path to check
 * @return The space available in bytes
 */
@SuppressWarnings("deprecation")
@TargetApi(9)
public static long getUsableSpace(File path) {
    if (Utils.hasGingerbread()) {
        return path.getUsableSpace();
    }
    final StatFs stats = new StatFs(path.getPath());
    return (long) stats.getBlockSize() * (long) stats.getAvailableBlocks();
}

From source file:com.sqkj.engine.image.ImageCache.java

/**
 * Check how much usable space is available at a given path.
 *
 * @param path The path to check/*ww w.  j a  v  a2s  .  c o m*/
 * @return The space available in bytes
 */
public static long getUsableSpace(File path) {
    if (SdkUtils.hasGingerbread()) {
        return path.getUsableSpace();
    }
    final StatFs stats = new StatFs(path.getPath());
    return (long) stats.getBlockSize() * (long) stats.getAvailableBlocks();
}