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Diffstat (limited to 'libjava/java/io/InputStream.java')
-rw-r--r-- | libjava/java/io/InputStream.java | 104 |
1 files changed, 0 insertions, 104 deletions
diff --git a/libjava/java/io/InputStream.java b/libjava/java/io/InputStream.java deleted file mode 100644 index 2da52b1afcd..00000000000 --- a/libjava/java/io/InputStream.java +++ /dev/null @@ -1,104 +0,0 @@ -/* Copyright (C) 1998, 1999 Free Software Foundation - - This file is part of libgcj. - -This software is copyrighted work licensed under the terms of the -Libgcj License. Please consult the file "LIBGCJ_LICENSE" for -details. */ - -package java.io; - -/** - * @author Warren Levy <warrenl@cygnus.com> - * @date October 2, 1998. - */ -/* Written using "Java Class Libraries", 2nd edition, ISBN 0-201-31002-3 - * "The Java Language Specification", ISBN 0-201-63451-1 - * plus online API docs for JDK 1.2 beta from http://www.javasoft.com. - * Status: Believed complete and correct. - */ - -public abstract class InputStream -{ - public InputStream() - { - } - - public int available() throws IOException - { - return 0; - } - - public void close() throws IOException - { - // Do nothing - } - - public void mark(int readlimit) - { - // Do nothing - } - - public boolean markSupported() - { - return false; - } - - public abstract int read() throws IOException; - - public int read(byte[] b) throws IOException - { - return read(b, 0, b.length); - } - - public int read(byte[] b, int off, int len) throws IOException - { - if (off < 0 || len < 0 || off + len > b.length) - throw new IndexOutOfBoundsException(); - if (b.length == 0) - return 0; - - int i, ch; - - for (i = 0; i < len; ++i) - try - { - if ((ch = read()) < 0) - return i == 0 ? -1 : i; // EOF - b[off + i] = (byte) ch; - } - catch (IOException ex) - { - // Only reading the first byte should cause an IOException. - if (i == 0) - throw ex; - return i; - } - - return i; - } - - public void reset() throws IOException - { - throw new IOException("mark/reset not supported"); - } - - public long skip(long n) throws IOException - { - // Throw away n bytes by reading them into a temp byte[]. - // Limit the temp array to 2Kb so we don't grab too much memory. - final int buflen = n > 2048 ? 2048 : (int) n; - byte[] tmpbuf = new byte[buflen]; - final long origN = n; - - while (n > 0L) - { - int numread = read(tmpbuf, 0, n > buflen ? buflen : (int) n); - if (numread <= 0) - break; - n -= numread; - } - - return origN - n; - } -} |