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Diffstat (limited to '')
-rw-r--r-- | storage/mroonga/vendor/groonga/lib/dat/file.cpp | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/storage/mroonga/vendor/groonga/lib/dat/file.cpp b/storage/mroonga/vendor/groonga/lib/dat/file.cpp new file mode 100644 index 00000000..84f2a1fb --- /dev/null +++ b/storage/mroonga/vendor/groonga/lib/dat/file.cpp @@ -0,0 +1,73 @@ +/* -*- c-basic-offset: 2 -*- */ +/* Copyright(C) 2011-2015 Brazil + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License version 2.1 as published by the Free Software Foundation. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with this library; if not, write to the Free Software + Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335 USA +*/ + +#include "file.hpp" +#include "file-impl.hpp" + +#include <new> + +namespace grn { +namespace dat { + +File::File() : impl_(NULL) {} + +File::~File() { + delete impl_; +} + +void File::create(const char *path, UInt64 size) { + File new_file; + new_file.impl_ = new (std::nothrow) FileImpl; + GRN_DAT_THROW_IF(MEMORY_ERROR, new_file.impl_ == NULL); + new_file.impl_->create(path, size); + new_file.swap(this); +} + +void File::open(const char *path) { + File new_file; + new_file.impl_ = new (std::nothrow) FileImpl; + GRN_DAT_THROW_IF(MEMORY_ERROR, new_file.impl_ == NULL); + new_file.impl_->open(path); + new_file.swap(this); +} + +void File::close() { + File().swap(this); +} + +void *File::ptr() const { + return (impl_ != NULL) ? impl_->ptr() : NULL; +} + +UInt64 File::size() const { + return (impl_ != NULL) ? impl_->size() : 0; +} + +void File::swap(File *rhs) { + FileImpl * const temp = impl_; + impl_ = rhs->impl_; + rhs->impl_ = temp; +} + +void File::flush() { + if (impl_) { + impl_->flush(); + } +} + +} // namespace dat +} // namespace grn |