Package org.voltdb.stream.execution

Interface Configuration

All Known Subinterfaces:

ExecutionContext.ConfigurationContext

All Known Implementing Classes:

GlobalConfigurationContext

public interface Configuration

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static interface	Configuration.ConfigurationPart	Represents configuration part that is obtained from yaml configuration.

Method Summary

Modifier and Type	Method	Description
Configuration.ConfigurationPart	findByPath(String required, String... optional)	This method obtains a value through a name or path to property from a yaml configuration.

Method Details

findByPath

Configuration.ConfigurationPart findByPath(String required,
 String... optional)

This method obtains a value through a name or path to property from a yaml configuration. For example consider such app.yaml

 data:
   items:
     - item1
     - item2
   work:
     count: 1
     people:
       person:
         name: bob
 

call findByPath("data") to get ConfigurationPart representing map {items: [..], work: {..}} call findByPath("data", "items") to get items as list [item1, item2] call findByPath("data", "work", "count") to get items as integer (1) call findByPath("data.work", "count") to get items as integer (1) call findByPath("data.work.people.person") to get items as map {name: bob} call findByPath("big.unknown") returns empty ConfigurationPart

Parameters:

required - to access a value

optional - to access a value

Returns:

ConfigurationPart representing the value