Java API I/O

java.io. File mozliwe konstruktory

(no exceptions) File(String pathname), File(String parent, String child), File(URI uri), File(File parent, String child)

java.io. File tworzenie nowego pliku

boolean createNewFile()

java.io. File tworzenie nowego katalogu

boolean mkdir() oraz boolean mkdirs() - tworzy całą scieżkę katalogów

java.io. File usuwanie pliku lub katalogu

boolean delete()

java.io. File sprawdzenie czy File to katalog

boolean isDirectory()

java.io. File sprawdzenie czy File to plik

boolean isFile()

java.io. File rozmiar pliku

long length()

java.io. File zwraca listę plików i podkatalogów

File[] listFiles()

java.io. File zwraca listę głównych katalogów w systemie

File[] listRoots()

java.io. File zmiana nazwy pliku lub katalogu

boolean renameTo(File dest)

java.io. FileReader konstruktory

FileReader(File file) throws FileNotFoundException, FileReader(FileDescriptor fd), FileReader(String fileName) throws FileNotFoundException

java.io. FileReader metody

dziedziczone z java.io. InputStreamReader: int read() throws IOException, void close() throws IOException, boolean ready() throws IOException, String getEncoding()

java.io. FileWriter konstruktory

FileWriter(File file) throws IOException, FileWriter(File file, boolean append) throws IOException, FileWriter(FileDescriptor fd), FileWriter(String fileName) throws IOException, FileWriter(String fileName, boolean append) throws IOException

java.io. FileWriter metody

dziedziczone z java.io. OutputStreamWriter: void close() throws IOException, void flush() throws IOException, void write(String str, int off, int len) throws IOException, void write(char[] cbuf, int off, int len) throws IOException, String getEncoding(), dziedziczone z java.io. Writer: Writer append(char c) throws IOException

java.io. BufferedWriter konstruktory

BufferedWriter(Writer out), BufferedWriter(Writer out, int sz)

java.io. BufferedWriter metody

void close() throws IOException, void flush() throws IOException, void newLine() throws IOException, void write(int c) throws IOException, void write(char[] cbuf, int off, int len) throws IOException, void write(String s, int off, int len) throws IOException, metody z java.io. Writer

java.io. BufferedReader konstruktory

BufferedReader(Reader in), BufferedReader(Reader in, int sz)

java.io. BufferedReader metody

void close() throws IOException, void reset() throws IOException, String readLine() throws IOException, int read(char[] cbuf, int off, int len) throws IOException, int read() throws IOException

java.io. PrintWriter konstruktory

PrintWriter(File file) throws FileNotFoundException, PrintWriter(String fileName) throws FileNotFoundException, PrintWriter(OutputStream out), PrintWriter(Writer out)

java.io. PrintWriter metody

PrintWriter append(char c), void close(), void flush(), PrintWriter format(Locale l, String format, Object... args), void print(String s) i wiele innych przeciążonych printów, void println(String x) i wiele innych, void write(char[] buf), void write(String s, int off, int len), void write(String s), void write(int c)

java.io. ObjectOutputStream konstruktory

public ObjectOutputStream(OutputStream out) throws IOException, protected ObjectOutputStream() throws IOException, SecurityException

java.io. ObjectOutputStream metody

void close() throws IOException, void flush() throws IOException, void write(byte[] buf) throws IOException, void write(int val) throws IOException, a poza tym pisanie wybranych typów (void i IOException): writeBoolean, writeByte, writeBytes(String str), writeChar, writeChars(String str), writeDouble, writeFloat, writeInt, writeLong, writeObject, writeShort, writeUTF(String str)

java.io. ObjectInputStream konstruktory

public ObjectInputStream(InputStream in) throws IOException, protected ObjectInputStream() throws IOException, SecurityException

java.io. ObjectInputStream metody

void close() throws IOException, void defaultReadObject() throws IOException, ClassNotFoundException (NotActiveException jeżeli wywołana spoza readObject), int read()throws IOException, int available() throws IOException, czytanie według konkretnych typów(IOException i typ prymitywny ew. objekt): readBoolean(), readByte, itp...

java.io. FileOutputStream konstruktory

FileOutputStream(File file) throws FileNotFoundException, FileOutputStream(FileDescriptor fdObj), FileOutputStream(String name) throws FileNotFoundException, FileOutputStream(File file, boolean append) throws FileNotFoundException, FileOutputStream(String name, boolean append) throws FileNotFoundException

java.io. FileOutputStream metody

void close() throws IOException, void write(byte[] b) throws IOException, void write(byte[] b, int off, int len) throws IOException, void write(int b) throws IOException

java.io. FileInputStream konstruktory

FileInputStream(File file) throws FileNotFoundException, FileInputStream(FileDescriptor fdObj), FileInputStream(String name) throws FileNotFoundException

java.io. FileInputStream metody

int available() throws IOException, void close() throws IOException, void finalize() throws IOException, int read() throws IOException, int read(byte[] b) throws IOException