com.grey.base.utils

Class FileOps

java.lang.Object

com.grey.base.utils.FileOps

public class FileOps
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	FileOps.Filter_EndsWith
static interface	FileOps.LineReader

Field Summary

Fields

Modifier and Type	Field and Description
static StandardCopyOption[]	COPYOPTS_ATOMIC
static StandardCopyOption[]	COPYOPTS_NONE
static StandardCopyOption[]	COPYOPTS_REPLACE
static FileAttribute<?>[]	FATTR_NONE
static LinkOption[]	LINKOPTS_NONE
static StandardOpenOption[]	OPENOPTS_CREATE
static StandardOpenOption[]	OPENOPTS_CREATE_DSYNC
static StandardOpenOption[]	OPENOPTS_CREATE_WRITE
static StandardOpenOption[]	OPENOPTS_CREATE_WRITE_TRUNC
static StandardOpenOption[]	OPENOPTS_CREATNEW
static StandardOpenOption[]	OPENOPTS_CREATNEW_DSYNC
static StandardOpenOption[]	OPENOPTS_DSYNC
static StandardOpenOption[]	OPENOPTS_NONE
static StandardOpenOption[]	OPENOPTS_READ
static String	URLPFX_FILE
static String	URLPFX_HTTP
static String	URLPFX_HTTPS
static String	URLPFX_JAR

Constructor Summary

Constructors

Constructor and Description
FileOps()

Method Summary

Modifier and Type	Method and Description
static boolean	close(Object obj)
static long	copyFile(CharSequence srcpath, CharSequence dstpath)
static long	copyFile(Path srcfile, Path dstfile)
static int	copyStream(InputStream istrm, OutputStream ostrm)
static int	countFiles(File dirh, boolean recursive)
static int	countFiles(File dirh, boolean stopOnFirst, boolean recursive)
static int	countFiles(File dirh, FileFilter filter, boolean stopOnFirst, boolean recursive)
static int	countFiles(File dirh, FilenameFilter filter, boolean stopOnFirst, boolean recursive)
static int	deleteDirectory(File dirh)
static int	deleteDirectory(String pthnam)
static void	deleteFile(File fh)
static IOException	deleteFile(Path fh)
static int	deleteOlderThan(File dirh, long min_age, FileFilter filter, boolean recursive)
static ArrayList<Path>	directoryList(Path dirh, boolean recursive)
static ArrayList<String>	directoryListSimple(Path dirh)
static ArrayList<String>	directoryListSimple(Path dirh, int max, ArrayList<String> lst)
static void	ensureDirExists(File dirh)
static void	ensureDirExists(Path dirh)
static void	ensureDirExists(String pthnam)
static boolean	flush(Object obj)
static String	getFilename(Path fh)
static String	getFileType(String filename)
static URL	makeURL(String pthnam)
static void	moveFile(CharSequence srcpath, CharSequence dstpath)
static void	moveFile(File srcfile, File dstfile)
static Path	parentDirectory(Path fh)
static ByteArrayRef	read(CharSequence pthnam_cs, int reqlen, ByteArrayRef bufh)
static ByteArrayRef	read(File fh)
static ByteArrayRef	read(File fh, int reqlen, ByteArrayRef bufh)
static ByteArrayRef	read(InputStream istrm, int reqlen, ByteArrayRef bufh)
static ByteArrayRef	read(Path fh)
static ByteArrayRef	read(Path fh, int reqlen, ByteArrayRef bufh)
static ByteArrayRef	read(URL url, int reqlen, ByteArrayRef bufh)
static String	readAsText(CharSequence pthnam_cs, String charset)
static String	readAsText(File fh, String charset)
static String	readAsText(InputStream strm, String charset)
static String	readAsText(Path fh, String charset)
static String	readAsText(URL url, String charset)
static byte[]	readResource(String path, Class<?> clss)
static String	readResourceAsText(String path, Class<?> clss, String charset)
static int	readTextLines(File fh, FileOps.LineReader consumer, int bufsiz, String cmnt, int mode, Object cbdata)
static int	readTextLines(InputStream strm, FileOps.LineReader consumer, int bufsiz, String cmnt, int mode, Object cbdata)
static int	readTextLines(Path fh, FileOps.LineReader consumer, int bufsiz, String cmnt, int mode, Object cbdata)
static int	readTextLines(URL path, FileOps.LineReader consumer, int bufsiz, String cmnt, int mode, Object cbdata)
static PrintStream	redirectStdio(CharSequence pthnam, boolean autoflush, boolean stdout, boolean stderr)
static void	sortByFilename(ArrayList<Path> paths)
static void	sortByFilename(Path[] paths)
static void	sortByFilename(Path[] paths, int off, int len)
static void	writeTextFile(File fh, String txt, boolean append)
static void	writeTextFile(String pthnam, String txt)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

URLPFX_HTTP

public static final String URLPFX_HTTP

See Also:

Constant Field Values

URLPFX_HTTPS

public static final String URLPFX_HTTPS

See Also:

Constant Field Values

URLPFX_JAR

public static final String URLPFX_JAR

See Also:

Constant Field Values

URLPFX_FILE

public static final String URLPFX_FILE

See Also:

Constant Field Values

OPENOPTS_NONE

public static final StandardOpenOption[] OPENOPTS_NONE

COPYOPTS_NONE

public static final StandardCopyOption[] COPYOPTS_NONE

LINKOPTS_NONE

public static final LinkOption[] LINKOPTS_NONE

FATTR_NONE

public static final FileAttribute<?>[] FATTR_NONE

OPENOPTS_CREATE

public static final StandardOpenOption[] OPENOPTS_CREATE

OPENOPTS_CREATNEW

public static final StandardOpenOption[] OPENOPTS_CREATNEW

OPENOPTS_READ

public static final StandardOpenOption[] OPENOPTS_READ

OPENOPTS_DSYNC

public static final StandardOpenOption[] OPENOPTS_DSYNC

OPENOPTS_CREATE_DSYNC

public static final StandardOpenOption[] OPENOPTS_CREATE_DSYNC

OPENOPTS_CREATNEW_DSYNC

public static final StandardOpenOption[] OPENOPTS_CREATNEW_DSYNC

OPENOPTS_CREATE_WRITE

public static final StandardOpenOption[] OPENOPTS_CREATE_WRITE

OPENOPTS_CREATE_WRITE_TRUNC

public static final StandardOpenOption[] OPENOPTS_CREATE_WRITE_TRUNC

COPYOPTS_REPLACE

public static final StandardCopyOption[] COPYOPTS_REPLACE

COPYOPTS_ATOMIC

public static final StandardCopyOption[] COPYOPTS_ATOMIC

Constructor Detail

FileOps

public FileOps()

Method Detail

read

public static ByteArrayRef read(Path fh)
                         throws IOException

Throws:

IOException

ensureDirExists

public static void ensureDirExists(String pthnam)
                            throws IOException

Throws:

IOException

directoryListSimple

public static ArrayList<String> directoryListSimple(Path dirh)
                                             throws IOException

Throws:

IOException

sortByFilename

public static void sortByFilename(Path[] paths)

writeTextFile

public static void writeTextFile(String pthnam,
                                 String txt)
                          throws IOException

Throws:

IOException

deleteDirectory

public static int deleteDirectory(String pthnam)
                           throws IOException

Throws:

IOException

read

public static ByteArrayRef read(File fh)
                         throws IOException

Throws:

IOException

read

public static ByteArrayRef read(File fh,
                                int reqlen,
                                ByteArrayRef bufh)
                         throws IOException

Throws:

IOException

readAsText

public static String readAsText(File fh,
                                String charset)
                         throws IOException

Throws:

IOException

ensureDirExists

public static void ensureDirExists(File dirh)
                            throws IOException

Throws:

IOException

read

public static ByteArrayRef read(InputStream istrm,
                                int reqlen,
                                ByteArrayRef bufh)
                         throws IOException

Throws:

IOException

read

public static ByteArrayRef read(Path fh,
                                int reqlen,
                                ByteArrayRef bufh)
                         throws IOException

Throws:

IOException

read

public static ByteArrayRef read(URL url,
                                int reqlen,
                                ByteArrayRef bufh)
                         throws IOException

Throws:

IOException

read

public static ByteArrayRef read(CharSequence pthnam_cs,
                                int reqlen,
                                ByteArrayRef bufh)
                         throws IOException

Throws:

IOException

readResource

public static byte[] readResource(String path,
                                  Class<?> clss)
                           throws IOException

Throws:

IOException

readResourceAsText

public static String readResourceAsText(String path,
                                        Class<?> clss,
                                        String charset)
                                 throws IOException

Throws:

IOException

readAsText

public static String readAsText(InputStream strm,
                                String charset)
                         throws IOException

Throws:

IOException

readAsText

public static String readAsText(Path fh,
                                String charset)
                         throws IOException

Throws:

IOException

readAsText

public static String readAsText(URL url,
                                String charset)
                         throws IOException

Throws:

IOException

readAsText

public static String readAsText(CharSequence pthnam_cs,
                                String charset)
                         throws IOException

Throws:

IOException

writeTextFile

public static void writeTextFile(File fh,
                                 String txt,
                                 boolean append)
                          throws IOException

Throws:

IOException

readTextLines

public static int readTextLines(InputStream strm,
                                FileOps.LineReader consumer,
                                int bufsiz,
                                String cmnt,
                                int mode,
                                Object cbdata)
                         throws IOException

Throws:

IOException

readTextLines

public static int readTextLines(Path fh,
                                FileOps.LineReader consumer,
                                int bufsiz,
                                String cmnt,
                                int mode,
                                Object cbdata)
                         throws IOException

Throws:

IOException

readTextLines

public static int readTextLines(File fh,
                                FileOps.LineReader consumer,
                                int bufsiz,
                                String cmnt,
                                int mode,
                                Object cbdata)
                         throws IOException

Throws:

IOException

readTextLines

public static int readTextLines(URL path,
                                FileOps.LineReader consumer,
                                int bufsiz,
                                String cmnt,
                                int mode,
                                Object cbdata)
                         throws IOException

Throws:

IOException

copyFile

public static long copyFile(Path srcfile,
                            Path dstfile)
                     throws IOException

Throws:

IOException

copyFile

public static long copyFile(CharSequence srcpath,
                            CharSequence dstpath)
                     throws IOException

Throws:

IOException

moveFile

public static void moveFile(File srcfile,
                            File dstfile)
                     throws IOException

Throws:

IOException

moveFile

public static void moveFile(CharSequence srcpath,
                            CharSequence dstpath)
                     throws IOException

Throws:

IOException

deleteFile

public static void deleteFile(File fh)
                       throws IOException

Throws:

IOException

deleteFile

public static IOException deleteFile(Path fh)

copyStream

public static int copyStream(InputStream istrm,
                             OutputStream ostrm)
                      throws IOException

Throws:

IOException

close

public static boolean close(Object obj)
                     throws IOException

Throws:

IOException

flush

public static boolean flush(Object obj)
                     throws IOException

Throws:

IOException

redirectStdio

public static PrintStream redirectStdio(CharSequence pthnam,
                                        boolean autoflush,
                                        boolean stdout,
                                        boolean stderr)
                                 throws IOException

Throws:

IOException

makeURL

public static URL makeURL(String pthnam)
                   throws MalformedURLException

Throws:

MalformedURLException

directoryList

public static ArrayList<Path> directoryList(Path dirh,
                                            boolean recursive)
                                     throws IOException

Throws:

IOException

directoryListSimple

public static ArrayList<String> directoryListSimple(Path dirh,
                                                    int max,
                                                    ArrayList<String> lst)
                                             throws IOException

Throws:

IOException

parentDirectory

public static Path parentDirectory(Path fh)

getFilename

public static String getFilename(Path fh)

countFiles

public static int countFiles(File dirh,
                             boolean recursive)

countFiles

public static int countFiles(File dirh,
                             boolean stopOnFirst,
                             boolean recursive)

countFiles

public static int countFiles(File dirh,
                             FileFilter filter,
                             boolean stopOnFirst,
                             boolean recursive)

countFiles

public static int countFiles(File dirh,
                             FilenameFilter filter,
                             boolean stopOnFirst,
                             boolean recursive)

deleteOlderThan

public static int deleteOlderThan(File dirh,
                                  long min_age,
                                  FileFilter filter,
                                  boolean recursive)
                           throws IOException

Throws:

IOException

deleteDirectory

public static int deleteDirectory(File dirh)
                           throws IOException

Throws:

IOException

ensureDirExists

public static void ensureDirExists(Path dirh)
                            throws IOException

Throws:

IOException

sortByFilename

public static void sortByFilename(ArrayList<Path> paths)

sortByFilename

public static void sortByFilename(Path[] paths,
                                  int off,
                                  int len)

getFileType

public static String getFileType(String filename)