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public interface VariableStateHandler
Interface for a plug-in to VariableService
to handle variable persistent state.
Method Summary | |
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Pair<Boolean,Object> |
getHasState(String variableName,
int variableNumber,
Class type,
StatementExtensionSvcContext statementExtContext)
Returns the current variable state plus Boolean.TRUE if there is a current state since the variable may have the value of null; returns Boolean.FALSE and null if there is no current state |
void |
setState(String variableName,
int variableNumber,
Object newValue)
Sets the new variable value |
Method Detail |
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Pair<Boolean,Object> getHasState(String variableName, int variableNumber, Class type, StatementExtensionSvcContext statementExtContext)
variableName
- variable namevariableNumber
- number of the variabletype
- type of the variablestatementExtContext
- for caches etc.
void setState(String variableName, int variableNumber, Object newValue)
variableName
- name of the variablevariableNumber
- number of the variablenewValue
- new variable value, null values allowed
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