Class ConstantValueProvider
- java.lang.Object
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- org.camunda.bpm.engine.impl.core.variable.mapping.value.ConstantValueProvider
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- All Implemented Interfaces:
ParameterValueProvider
public class ConstantValueProvider extends Object implements ParameterValueProvider
A constant parameter value.- Author:
- Daniel Meyer
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Constructor Summary
Constructors Constructor Description ConstantValueProvider(Object value)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description Object
getValue(VariableScope scope)
boolean
isDynamic()
void
setValue(Object value)
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Field Detail
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value
protected Object value
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Constructor Detail
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ConstantValueProvider
public ConstantValueProvider(Object value)
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Method Detail
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getValue
public Object getValue(VariableScope scope)
- Specified by:
getValue
in interfaceParameterValueProvider
- Parameters:
scope
- the scope in which the value is to be resolved.- Returns:
- the value
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setValue
public void setValue(Object value)
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isDynamic
public boolean isDynamic()
- Specified by:
isDynamic
in interfaceParameterValueProvider
- Returns:
- true if the value provider:
- Can return a different value depending on the passed variable scope
- May uses external data for its resolution
- May have side effects
ParameterValueProvider.getValue(VariableScope)
can assume that:- passing an empty variable scope returns the same value as passing any other variable scope
- Calling
ParameterValueProvider.getValue(VariableScope)
multiple times always returns the same value - Calling
ParameterValueProvider.getValue(VariableScope)
does not have side effects
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