From ecf4434945c54a6770abffbc3c61e7bdf16350fe Mon Sep 17 00:00:00 2001 From: daney Date: Wed, 21 May 2008 03:49:03 +0000 Subject: 2008-05-20 David Daney PR libgcj/36252 * java/lang/natString.ccn: Add #include . (init (byte[], int, int, String)): Catch and ignore CharConversionException. Break out of conversion loop on incomplete input. * testsuite/libjava.lang/PR36252.java: New test. * testsuite/libjava.lang/PR36252.out: New file, its expected output. * testsuite/libjava.lang/PR36252.jar: New file, its pre-compiled jar file. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@135705 138bc75d-0d04-0410-961f-82ee72b054a4 --- libjava/java/lang/natString.cc | 25 +++++++++++++++++++++++-- 1 file changed, 23 insertions(+), 2 deletions(-) (limited to 'libjava/java') diff --git a/libjava/java/lang/natString.cc b/libjava/java/lang/natString.cc index f177c23ccc4..75006a7c9a7 100644 --- a/libjava/java/lang/natString.cc +++ b/libjava/java/lang/natString.cc @@ -1,6 +1,7 @@ // natString.cc - Implementation of java.lang.String native methods. -/* Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007 Free Software Foundation +/* Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, + 2007, 2008 Free Software Foundation This file is part of libgcj. @@ -23,6 +24,7 @@ details. */ #include #include #include +#include #include #include #include @@ -493,9 +495,28 @@ java::lang::String::init (jbyteArray bytes, jint offset, jint count, converter->setInput(bytes, offset, offset+count); while (converter->inpos < converter->inlength) { - int done = converter->read(array, outpos, avail); + int done; + try + { + done = converter->read(array, outpos, avail); + } + catch (::java::io::CharConversionException *e) + { + // Ignore it and silently throw away the offending data. + break; + } if (done == 0) { + // done is zero if either there is no space available in the + // output *or* the input is incomplete. We assume that if + // there are 20 characters available in the output, the + // input must be incomplete and there is no more work to do. + // This means we may skip several bytes of input, but that + // is OK as the behavior is explicitly unspecified in this + // case. + if (avail - outpos > 20) + break; + jint new_size = 2 * (outpos + avail); jcharArray new_array = JvNewCharArray (new_size); memcpy (elements (new_array), elements (array), -- cgit v1.2.1