LSSTApplications
20.0.0
LSSTDataManagementBasePackage
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an abstract class representing a source of serialized Policy parameter data. More...
#include <PolicySource.h>
Public Member Functions | |
PolicySource (SupportedFormats::Ptr fmts=defaultFormats) | |
create a Policy file that points a file with given path. More... | |
virtual | ~PolicySource () |
destroy the source More... | |
virtual const std::string & | getFormatName ()=0 |
return the name of the format that the data is stored in. More... | |
virtual void | load (Policy &policy) const =0 |
load the data from this Policy source into a Policy object More... | |
virtual void | load (Policy &policy)=0 |
Static Public Attributes | |
static SupportedFormats::Ptr | defaultFormats |
a default set of formats More... | |
Protected Attributes | |
SupportedFormats::Ptr | _formats |
an abstract class representing a source of serialized Policy parameter data.
This might be a file or a stream; sub-classes handle the different possibilities. This class can determine which format the data is in (which may involve reading the first few characters) and load it into a Policy.
Definition at line 52 of file PolicySource.h.
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inline |
create a Policy file that points a file with given path.
fmts | the list of formats to support |
Definition at line 58 of file PolicySource.h.
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virtual |
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pure virtual |
return the name of the format that the data is stored in.
This may cause the first few records of the source to be read.
IOError | if an error occurs while reading the first few characters of the source stream. |
Implemented in lsst::pex::policy::PolicyFile, and lsst::pex::policy::PolicyString.
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pure virtual |
load the data from this Policy source into a Policy object
policy | the policy object to load the data into |
ParserException | if an error occurs while parsing the data |
IOError | if an I/O error occurs while reading from the source stream. |
Implemented in lsst::pex::policy::PolicyFile, lsst::pex::policy::DefaultPolicyFile, and lsst::pex::policy::PolicyString.
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pure virtual |
Implemented in lsst::pex::policy::PolicyFile, and lsst::pex::policy::PolicyString.
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protected |
Definition at line 135 of file PolicySource.h.
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static |
a default set of formats
Definition at line 130 of file PolicySource.h.