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[2206] Change getHeader() to return a reference

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This commit is contained in:
Mukund Sivaraman
2012-10-03 11:11:02 +05:30
parent c4c3946bad
commit 1fb24f540a
4 changed files with 13 additions and 24 deletions
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8
src/lib/datasrc/memory/zone_table_segment.h
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@@ -71,14 +71,10 @@ public:
virtual ~ZoneTableSegment() {}
/// \brief Return the ZoneTableHeader for the zone table segment.
///
/// NOTE: This method should never return \c NULL.
virtual ZoneTableHeader* getHeader() = 0;
virtual ZoneTableHeader& getHeader() = 0;
/// \brief const version of \c getHeader().
///
/// NOTE: This method should never return \c NULL.
virtual const ZoneTableHeader* getHeader() const = 0;
virtual const ZoneTableHeader& getHeader() const = 0;
/// \brief Return the MemorySegment for the zone table segment.
virtual isc::util::MemorySegment& getMemorySegment() = 0;

8
src/lib/datasrc/memory/zone_table_segment_local.cc
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@@ -20,14 +20,14 @@ namespace isc {
namespace datasrc {
namespace memory {
ZoneTableHeader*
ZoneTableHeader&
ZoneTableSegmentLocal::getHeader() {
return (&header_);
return (header_);
}
const ZoneTableHeader*
const ZoneTableHeader&
ZoneTableSegmentLocal::getHeader() const {
return (&header_);
return (header_);
}
MemorySegment&

8
src/lib/datasrc/memory/zone_table_segment_local.h
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@@ -45,14 +45,10 @@ public:
/// \brief Return the ZoneTableHeader for the local zone table
/// segment implementation.
///
/// NOTE: This method will never return \c NULL.
virtual ZoneTableHeader* getHeader();
virtual ZoneTableHeader& getHeader();
/// \brief const version of \c getHeader().
///
/// NOTE: This method will never return \c NULL.
virtual const ZoneTableHeader* getHeader() const;
virtual const ZoneTableHeader& getHeader() const;
/// \brief Return the MemorySegment for the local zone table segment
/// implementation (a MemorySegmentLocal instance).

13
src/lib/datasrc/tests/memory/zone_table_segment_unittest.cc
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@@ -55,23 +55,20 @@ TEST_F(ZoneTableSegmentTest, create) {
}
TEST_F(ZoneTableSegmentTest, getHeader) {
// getHeader() should never return NULL.
ZoneTableHeader* header = segment_->getHeader();
EXPECT_NE(static_cast<void*>(NULL), header);
ZoneTableHeader& header = segment_->getHeader();
// The zone table is unset.
ZoneTable* table = header->getTable();
ZoneTable* table = header.getTable();
EXPECT_EQ(static_cast<void*>(NULL), table);
}
TEST_F(ZoneTableSegmentTest, getHeaderConst) {
// getHeader() should never return NULL.
const ZoneTableHeader* header =
// Test const methods
const ZoneTableHeader& header =
static_cast<const ZoneTableSegment*>(segment_)->getHeader();
EXPECT_NE(static_cast<void*>(NULL), header);
// The zone table is unset.
const ZoneTable* table = header->getTable();
const ZoneTable* table = header.getTable();
EXPECT_EQ(static_cast<void*>(NULL), table);
}