From 76715f446f8d1bad3d634b59ec4badde0aa4b30f Mon Sep 17 00:00:00 2001 From: tromey Date: Fri, 9 Feb 2001 01:54:38 +0000 Subject: From paul@dawa.demon.co.uk. Fix for PR libgcj/1913: * java/io/InputStreamReader.java (ready, read): Throw IOException if stream has been closed. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@39553 138bc75d-0d04-0410-961f-82ee72b054a4 --- libjava/java/io/InputStreamReader.java | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) (limited to 'libjava/java/io/InputStreamReader.java') diff --git a/libjava/java/io/InputStreamReader.java b/libjava/java/io/InputStreamReader.java index 73876fbd691..03a0c3e862e 100644 --- a/libjava/java/io/InputStreamReader.java +++ b/libjava/java/io/InputStreamReader.java @@ -1,4 +1,4 @@ -/* Copyright (C) 1998, 1999 Free Software Foundation +/* Copyright (C) 1998, 1999, 2001 Free Software Foundation This file is part of libgcj. @@ -71,6 +71,9 @@ public class InputStreamReader extends Reader { synchronized (lock) { + if (in == null) + throw new IOException("Stream closed"); + if (wpos < wcount) return true; if (work == null) @@ -102,6 +105,9 @@ public class InputStreamReader extends Reader { synchronized (lock) { + if (in == null) + throw new IOException("Stream closed"); + int wavail = wcount - wpos; if (wavail > 0) { @@ -136,6 +142,9 @@ public class InputStreamReader extends Reader { synchronized (lock) { + if (in == null) + throw new IOException("Stream closed"); + int wavail = wcount - wpos; if (wavail > 0) return work[wpos++]; -- cgit v1.2.3