Package org.jmock.core.constraint
Class IsInstanceOf
java.lang.Object
org.jmock.core.constraint.IsInstanceOf
- All Implemented Interfaces:
Constraint
,SelfDescribing
Tests whether the value is an instance of a class.
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptiondescribeTo
(StringBuffer buffer) Appends the description of this object to the buffer.boolean
Evaluates the constraint for argument o.
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Constructor Details
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IsInstanceOf
Creates a new instance of IsInstanceOf- Parameters:
theClass
- The predicate evaluates to true for instances of this class or one of its subclasses.
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Method Details
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eval
Description copied from interface:Constraint
Evaluates the constraint for argument o.- Specified by:
eval
in interfaceConstraint
- Parameters:
arg
- the object against which the constraint is evaluated.- Returns:
true
if o meets the constraint,false
if it does not.
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describeTo
Description copied from interface:SelfDescribing
Appends the description of this object to the buffer.- Specified by:
describeTo
in interfaceSelfDescribing
- Parameters:
buffer
- The buffer that the description is appended to.- Returns:
- The buffer passed to the invokedMethod.
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