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ROOT 6.12/07 Reference Guide |
Extracts data from a TTree.
Definition at line 127 of file TTreeReaderValue.h.
Public Types | |
using | NonConstT_t = typename std::remove_const< T >::type |
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enum | EReadStatus { kReadSuccess = 0, kReadNothingYet, kReadError } |
enum | ESetupStatus { kSetupNotSetup = -7, kSetupTreeDestructed = -8, kSetupMakeClassModeMismatch = -7, kSetupMissingCounterBranch = -6, kSetupMissingBranch = -5, kSetupInternalError = -4, kSetupMissingDictionary = -3, kSetupMismatch = -2, kSetupNotACollection = -1, kSetupMatch = 0, kSetupMatchBranch = 0, kSetupNoCheck = 5, kSetupMatchLeaf = 6 } |
Public Member Functions | |
TTreeReaderValue ()=delete | |
TTreeReaderValue (TTreeReader &tr, const char *branchname) | |
T * | Get () |
T & | operator* () |
T * | operator-> () |
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virtual | ~TTreeReaderValueBase () |
Unregister from tree reader, cleanup. More... | |
void * | GetAddress () |
Returns the memory address of the object being read. More... | |
const char * | GetBranchName () const |
TLeaf * | GetLeaf () |
If we are reading a leaf, return the corresponding TLeaf. More... | |
virtual EReadStatus | GetReadStatus () const |
ESetupStatus | GetSetupStatus () const |
Bool_t | IsValid () const |
EReadStatus | ProxyRead () |
Try to read the value from the TBranchProxy, returns the status of the read. More... | |
Protected Member Functions | |
virtual const char * | GetDerivedTypeName () const |
Get the template argument as a string. More... | |
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TTreeReaderValueBase (TTreeReader *reader, const char *branchname, TDictionary *dict) | |
Construct a tree value reader and register it with the reader object. More... | |
TTreeReaderValueBase (const TTreeReaderValueBase &) | |
Copy-construct. More... | |
virtual void | CreateProxy () |
Create the proxy object for our branch. More... | |
const char * | GetBranchDataType (TBranch *branch, TDictionary *&dict) const |
Retrieve the type of data stored by branch; put its dictionary into dict, return its type name. More... | |
Detail::TBranchProxy * | GetProxy () const |
void | MarkTreeReaderUnavailable () |
void | NotifyNewTree (TTree *newTree) |
The TTreeReader has switched to a new TTree. Update the leaf. More... | |
TTreeReaderValueBase & | operator= (const TTreeReaderValueBase &) |
Copy-assign. More... | |
void | RegisterWithTreeReader () |
Register with tree reader. More... | |
Additional Inherited Members | |
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static std::string | GetElementTypeName (const std::type_info &ti) |
Stringify the template argument. More... | |
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TString | fBranchName |
TDictionary * | fDict |
int | fHaveLeaf: 1 |
int | fHaveStaticClassOffsets: 1 |
TLeaf * | fLeaf = nullptr |
TString | fLeafName |
Detail::TBranchProxy * | fProxy = nullptr |
EReadStatus | fReadStatus: 2 |
ESetupStatus | fSetupStatus = kSetupNotSetup |
std::vector< Long64_t > | fStaticClassOffsets |
TTreeReader * | fTreeReader |
#include <TTreeReaderValue.h>
using TTreeReaderValue< T >::NonConstT_t = typename std::remove_const<T>::type |
Definition at line 129 of file TTreeReaderValue.h.
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delete |
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inline |
Definition at line 131 of file TTreeReaderValue.h.
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inline |
Definition at line 135 of file TTreeReaderValue.h.
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inlineprotectedvirtual |
Get the template argument as a string.
Implements ROOT::Internal::TTreeReaderValueBase.
Definition at line 148 of file TTreeReaderValue.h.
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inline |
Definition at line 143 of file TTreeReaderValue.h.
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inline |
Definition at line 142 of file TTreeReaderValue.h.