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Allow Blob::flush

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This commit is contained in:
Sebastian Messmer 2015-04-09 23:41:51 +02:00
parent 628f4edec0
commit e3f7b47440
4 changed files with 12 additions and 0 deletions
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4
implementations/onblocks/BlobOnBlocks.cpp
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@ -68,6 +68,10 @@ void BlobOnBlocks::write(const void *source, uint64_t offset, uint64_t size) {
}); });
} }
void BlobOnBlocks::flush() {
_datatree->flush();
}
void BlobOnBlocks::resizeIfSmallerThan(uint64_t neededSize) { void BlobOnBlocks::resizeIfSmallerThan(uint64_t neededSize) {
//TODO This is inefficient, because size() and resizeNumBytes() both traverse the tree. Better: _datatree->ensureMinSize(x) //TODO This is inefficient, because size() and resizeNumBytes() both traverse the tree. Better: _datatree->ensureMinSize(x)
if (neededSize > size()) { if (neededSize > size()) {

2
implementations/onblocks/BlobOnBlocks.h
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@ -29,6 +29,8 @@ public:
uint64_t tryRead(void *target, uint64_t offset, uint64_t size) const override; uint64_t tryRead(void *target, uint64_t offset, uint64_t size) const override;
void write(const void *source, uint64_t offset, uint64_t size) override; void write(const void *source, uint64_t offset, uint64_t size) override;
void flush() override;
std::unique_ptr<cachingdatatreestore::CachedDataTreeRef> releaseTree(); std::unique_ptr<cachingdatatreestore::CachedDataTreeRef> releaseTree();
private: private:

4
implementations/onblocks/cachingdatatreestore/CachedDataTreeRef.h
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@ -36,6 +36,10 @@ public:
uint64_t numStoredBytes() const { uint64_t numStoredBytes() const {
return _baseTree->numStoredBytes(); return _baseTree->numStoredBytes();
} }
void flush() {
return _baseTree->flush();
}
private: private:
datatreestore::DataTree *_baseTree; datatreestore::DataTree *_baseTree;
}; };

2
interface/Blob.h
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@ -22,6 +22,8 @@ public:
virtual uint64_t tryRead(void *target, uint64_t offset, uint64_t size) const = 0; virtual uint64_t tryRead(void *target, uint64_t offset, uint64_t size) const = 0;
virtual void write(const void *source, uint64_t offset, uint64_t size) = 0; virtual void write(const void *source, uint64_t offset, uint64_t size) = 0;
virtual void flush() = 0;
//TODO Test tryRead //TODO Test tryRead
}; };