01c65d7a3c
git-svn-id: svn+ssh://svn.corp.yahoo.com/yahoo/yrl/labs/pnuts/code/logstore@680 8dad8b1f-cf64-0410-95b6-bcf113ffbcfe
45 lines
1.1 KiB
C++
45 lines
1.1 KiB
C++
#ifndef _LOG_ITERATORS_H_
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#define _LOG_ITERATORS_H_
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template <class TUPLE>
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class DataPage;
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/////////////////////////////////////////////////////////////////
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template <class TUPLE>
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class diskTreeIterator
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{
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public:
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explicit diskTreeIterator(recordid tree);
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explicit diskTreeIterator(recordid tree,TUPLE &key);
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explicit diskTreeIterator(diskTreeComponent::internalNodes *tree);
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explicit diskTreeIterator(diskTreeComponent::internalNodes *tree,TUPLE &key);
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~diskTreeIterator();
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TUPLE * next_callerFrees();
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private:
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void init_iterators(TUPLE * key1, TUPLE * key2);
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inline void init_helper(TUPLE* key1);
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explicit diskTreeIterator() { abort(); }
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void operator=(diskTreeIterator & t) { abort(); }
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int operator-(diskTreeIterator & t) { abort(); }
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private:
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recordid tree_; //root of the tree
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diskTreeComponent::internalNodes::iterator* lsmIterator_;
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pageid_t curr_pageid; //current page id
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DataPage<TUPLE> *curr_page; //current page
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typedef typename DataPage<TUPLE>::iterator DPITR_T;
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DPITR_T *dp_itr;
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};
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#endif
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