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C++ changes for r2269

git-svn-id: https://zxing.googlecode.com/svn/trunk@2329 59b500cc-1b3d-0410-9834-0bbf25fbcc57
This commit is contained in:
smparkes@smparkes.net 2012-06-26 17:30:48 +00:00
parent 53e6b62f9f
commit 67e77e3b88
1 changed files with 6 additions and 4 deletions
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10
cpp/core/src/zxing/common/BitSource.cpp
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@ -1,3 +1,4 @@
// -*- mode:c++; tab-width:2; indent-tabs-mode:nil; c-basic-offset:2 -*-
/* /*
* BitSource.cpp * BitSource.cpp
* zxing * zxing
@ -19,15 +20,16 @@
*/ */
#include <zxing/common/BitSource.h> #include <zxing/common/BitSource.h>
#include <sstream>
#include <zxing/common/IllegalArgumentException.h> #include <zxing/common/IllegalArgumentException.h>
namespace zxing { namespace zxing {
int BitSource::readBits(int numBits) { int BitSource::readBits(int numBits) {
if (numBits < 0 || numBits > 32) { if (numBits < 0 || numBits > 32 || numBits > available()) {
throw IllegalArgumentException("cannot read <1 or >32 bits"); std::ostringstream oss;
} else if (numBits > available()) { oss << numBits;
throw IllegalArgumentException("reading more bits than are available"); throw IllegalArgumentException(oss.str().c_str());
} }
int result = 0; int result = 0;