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Diffstat (limited to 'libjava/java/io/ObjectInput.java')
-rw-r--r-- | libjava/java/io/ObjectInput.java | 147 |
1 files changed, 0 insertions, 147 deletions
diff --git a/libjava/java/io/ObjectInput.java b/libjava/java/io/ObjectInput.java deleted file mode 100644 index ef23fa9034f..00000000000 --- a/libjava/java/io/ObjectInput.java +++ /dev/null @@ -1,147 +0,0 @@ -/* ObjectInput.java -- Read object data from a stream - Copyright (C) 1998 Free Software Foundation, Inc. - -This file is part of GNU Classpath. - -GNU Classpath is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2, or (at your option) -any later version. - -GNU Classpath is distributed in the hope that it will be useful, but -WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -General Public License for more details. - -You should have received a copy of the GNU General Public License -along with GNU Classpath; see the file COPYING. If not, write to the -Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA -02111-1307 USA. - -As a special exception, if you link this library with other files to -produce an executable, this library does not by itself cause the -resulting executable to be covered by the GNU General Public License. -This exception does not however invalidate any other reasons why the -executable file might be covered by the GNU General Public License. */ - - -package java.io; - -/** - * This interface extends the <code>DataInput</code> interface to provide a - * facility to read objects as well as primitive types from a stream. It - * also has methods that allow input to be done in a manner similar to - * <code>InputStream</code> - * - * @version 0.0 - * - * @author Aaron M. Renn (arenn@urbanophile.com) - */ -public abstract interface ObjectInput extends DataInput -{ - -/** - * This method returns the number of bytes that can be read without - * blocking. - * - * @return The number of bytes available before blocking - * - * @exception IOException If an error occurs - */ -public abstract int -available() throws IOException; - -/*************************************************************************/ - -/** - * This method reading a byte of data from a stream. It returns that byte - * as an int. This method blocks if no data is available to be read. - * - * @return The byte of data read - * - * @exception IOException If an error occurs - */ -public abstract int -read() throws IOException; - -/*************************************************************************/ - -/** - * This method reads raw bytes and stores them them a byte array buffer. - * Note that this method will block if no data is available. However, - * it will not necessarily block until it fills the entire buffer. That is, - * a "short count" is possible. - * - * @param buf The byte array to receive the data read - * - * @return The actual number fo bytes read or -1 if end of stream - * - * @exception IOException If an error occurs - */ -public abstract int -read(byte[] buf) throws IOException; - -/*************************************************************************/ - -/** - * This method reads raw bytes and stores them in a byte array buffer - * <code>buf</code> starting at position <code>offset</code> into the buffer. A - * maximum of <code>len</code> bytes will be read. Note that this method - * blocks if no data is available, but will not necessarily block until - * it can read <code>len</code> bytes of data. That is, a "short count" is - * possible. - * - * @param buf The byte array to receive the data read - * @param offset The offset into @code{buf} to start storing data - * @param len The maximum number of bytes to read - * - * @return The actual number fo bytes read or -1 if end of stream - * - * @exception IOException If an error occurs - */ -public abstract int -read(byte[] buf, int offset, int len) throws IOException; - -/*************************************************************************/ - -/** - * Reads an object instance and returns it. If the class for the object - * being read cannot be found, then a ClassNotFoundException will - * be thrown. - * - * @return The object instance that was read - * - * @exception ClassNotFoundException If a class for the object cannot be found - * @exception IOException If an error occurs - */ -public abstract Object -readObject() throws ClassNotFoundException, IOException; - -/*************************************************************************/ - -/** - * This method causes the specified number of bytes to be read and - * discarded. It is possible that fewer than the requested number of bytes - * will actually be skipped. - * - * @param num_bytes The number of bytes to skip - * - * @return The actual number of bytes skipped - * - * @exception IOException If an error occurs - */ -public abstract long -skip(long num_bytes) throws IOException; - -/*************************************************************************/ - -/** - * This method closes the input source - * - * @exception IOException If an error occurs - */ -public abstract void -close() throws IOException; - -} // interface ObjectInput - |