org.apache.metamodel.util

Class FileHelper

java.lang.Object

org.apache.metamodel.util.FileHelper

public final class FileHelper
extends Object

Various helper methods for handling files

Field Summary

Fields

Modifier and Type	Field and Description
static String	DEFAULT_ENCODING
static String	ISO_8859_1_ENCODING
static String	US_ASCII_ENCODING
static String	UTF_16_ENCODING
static String	UTF_8_ENCODING

Method Summary

Modifier and Type	Method and Description
static void	copy(File from, File to)
static void	copy(InputStream fromStream, OutputStream toStream)
static void	copy(Reader reader, Writer writer)
static void	copy(Resource from, Resource to)
static File	createTempFile(String prefix, String suffix)
static BufferedReader	getBufferedReader(File file)
static BufferedReader	getBufferedReader(File file, String encoding)
static BufferedReader	getBufferedReader(InputStream inputStream, String encoding)
static BufferedReader	getBufferedReader(Reader reader)
static BufferedWriter	getBufferedWriter(File file)
static BufferedWriter	getBufferedWriter(File file, String encoding)
static InputStream	getInputStream(File file)
static OutputStream	getOutputStream(File file)
static OutputStream	getOutputStream(File file, boolean append)
static Reader	getReader(File file)
static Reader	getReader(File file, String encoding)
static Reader	getReader(InputStream inputStream, String encoding)
static File	getTempDir()
static Writer	getWriter(File file)
static Writer	getWriter(File file, String encoding)
static Writer	getWriter(File file, String encoding, boolean append)
static Writer	getWriter(File file, String encoding, boolean append, boolean insertBom)
static Writer	getWriter(OutputStream outputStream, String encoding)
static Writer	getWriter(OutputStream outputStream, String encoding, boolean insertBom)
static byte[]	readAsBytes(InputStream inputStream)
static String	readAsString(Reader reader)
static String	readFileAsString(File file)
static String	readFileAsString(File file, String encoding)
static String	readInputStreamAsString(InputStream inputStream, String encoding)
static void	safeClose(Object... objects)
static void	writeString(OutputStream outputStream, String string)
static void	writeString(OutputStream outputStream, String string, String encoding)
static void	writeString(Writer writer, String string)
static void	writeString(Writer writer, String string, String encoding)
static void	writeStringAsFile(File file, String string)
static void	writeStringAsFile(File file, String string, String encoding)

Methods inherited from class java.lang.Object

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

Field Detail

UTF_8_ENCODING

public static final String UTF_8_ENCODING

See Also:

Constant Field Values

UTF_16_ENCODING

public static final String UTF_16_ENCODING

See Also:

Constant Field Values

US_ASCII_ENCODING

public static final String US_ASCII_ENCODING

See Also:

Constant Field Values

ISO_8859_1_ENCODING

public static final String ISO_8859_1_ENCODING

See Also:

Constant Field Values

DEFAULT_ENCODING

public static final String DEFAULT_ENCODING

See Also:

Constant Field Values

Method Detail

createTempFile

public static File createTempFile(String prefix,
                                  String suffix)

getTempDir

public static File getTempDir()

getWriter

public static Writer getWriter(File file,
                               String encoding,
                               boolean append)
                        throws IllegalStateException

Throws:

IllegalStateException

getWriter

public static Writer getWriter(OutputStream outputStream,
                               String encoding)
                        throws IllegalStateException

Throws:

IllegalStateException

getWriter

public static Writer getWriter(OutputStream outputStream,
                               String encoding,
                               boolean insertBom)
                        throws IllegalStateException

Throws:

IllegalStateException

getWriter

public static Writer getWriter(File file,
                               String encoding,
                               boolean append,
                               boolean insertBom)
                        throws IllegalStateException

Throws:

IllegalStateException

getWriter

public static Writer getWriter(File file,
                               String encoding)
                        throws IllegalStateException

Throws:

IllegalStateException

getReader

public static Reader getReader(InputStream inputStream,
                               String encoding)
                        throws IllegalStateException

Throws:

IllegalStateException

getReader

public static Reader getReader(File file,
                               String encoding)
                        throws IllegalStateException

Throws:

IllegalStateException

readInputStreamAsString

public static String readInputStreamAsString(InputStream inputStream,
                                             String encoding)
                                      throws IllegalStateException

Throws:

IllegalStateException

readFileAsString

public static String readFileAsString(File file,
                                      String encoding)
                               throws IllegalStateException

Throws:

IllegalStateException

readAsString

public static String readAsString(Reader reader)
                           throws IllegalStateException

Throws:

IllegalStateException

safeClose

public static void safeClose(Object... objects)

getBufferedWriter

public static BufferedWriter getBufferedWriter(File file,
                                               String encoding)
                                        throws IllegalStateException

Throws:

IllegalStateException

getBufferedReader

public static BufferedReader getBufferedReader(File file,
                                               String encoding)
                                        throws IllegalStateException

Throws:

IllegalStateException

getBufferedReader

public static BufferedReader getBufferedReader(InputStream inputStream,
                                               String encoding)
                                        throws IllegalStateException

Throws:

IllegalStateException

getReader

public static Reader getReader(File file)
                        throws IllegalStateException

Throws:

IllegalStateException

readFileAsString

public static String readFileAsString(File file)
                               throws IllegalStateException

Throws:

IllegalStateException

getBufferedWriter

public static BufferedWriter getBufferedWriter(File file)
                                        throws IllegalStateException

Throws:

IllegalStateException

getWriter

public static Writer getWriter(File file)
                        throws IllegalStateException

Throws:

IllegalStateException

writeString

public static void writeString(OutputStream outputStream,
                               String string)
                        throws IllegalStateException

Throws:

IllegalStateException

writeString

public static void writeString(OutputStream outputStream,
                               String string,
                               String encoding)
                        throws IllegalStateException

Throws:

IllegalStateException

writeString

public static void writeString(Writer writer,
                               String string)
                        throws IllegalStateException

Throws:

IllegalStateException

writeString

public static void writeString(Writer writer,
                               String string,
                               String encoding)
                        throws IllegalStateException

Throws:

IllegalStateException

writeStringAsFile

public static void writeStringAsFile(File file,
                                     String string)
                              throws IllegalStateException

Throws:

IllegalStateException

writeStringAsFile

public static void writeStringAsFile(File file,
                                     String string,
                                     String encoding)
                              throws IllegalStateException

Throws:

IllegalStateException

getBufferedReader

public static BufferedReader getBufferedReader(File file)
                                        throws IllegalStateException

Throws:

IllegalStateException

copy

public static void copy(Reader reader,
                        Writer writer)
                 throws IllegalStateException

Throws:

IllegalStateException

getBufferedReader

public static BufferedReader getBufferedReader(Reader reader)

copy

public static void copy(InputStream fromStream,
                        OutputStream toStream)
                 throws IllegalStateException

Throws:

IllegalStateException

copy

public static void copy(Resource from,
                        Resource to)
                 throws IllegalStateException

Throws:

IllegalStateException

copy

public static void copy(File from,
                        File to)
                 throws IllegalStateException

Throws:

IllegalStateException

getOutputStream

public static OutputStream getOutputStream(File file)
                                    throws IllegalStateException

Throws:

IllegalStateException

getOutputStream

public static OutputStream getOutputStream(File file,
                                           boolean append)

getInputStream

public static InputStream getInputStream(File file)
                                  throws IllegalStateException

Throws:

IllegalStateException

readAsBytes

public static byte[] readAsBytes(InputStream inputStream)