Package org.jmock.core.constraint
Class IsInstanceOf
- java.lang.Object
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- org.jmock.core.constraint.IsInstanceOf
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- All Implemented Interfaces:
Constraint
,SelfDescribing
public class IsInstanceOf extends java.lang.Object implements Constraint
Tests whether the value is an instance of a class.
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Constructor Summary
Constructors Constructor Description IsInstanceOf(java.lang.Class theClass)
Creates a new instance of IsInstanceOf
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description java.lang.StringBuffer
describeTo(java.lang.StringBuffer buffer)
Appends the description of this object to the buffer.boolean
eval(java.lang.Object arg)
Evaluates the constraint for argument o.
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Method Detail
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eval
public boolean eval(java.lang.Object arg)
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
public java.lang.StringBuffer describeTo(java.lang.StringBuffer buffer)
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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