Package com.streambase.sb.operator.parameter

Class EnumPropertyDescriptor

java.lang.Object

java.beans.FeatureDescriptor

java.beans.PropertyDescriptor

com.streambase.sb.operator.parameter.SBPropertyDescriptor

com.streambase.sb.operator.parameter.EnumPropertyDescriptor

Direct Known Subclasses:

JavaEnumPropertyDescriptor

public class EnumPropertyDescriptor
extends SBPropertyDescriptor

PropertyDescriptor for properties that reflect one of a fixed set of String values. For example a WriteMode parameter might have possible values "Read", "Write", "Update".

See Also:

• SBPropertyDescriptor

Nested Class Summary

Nested classes/interfaces inherited from class com.streambase.sb.operator.parameter.SBPropertyDescriptor

SBPropertyDescriptor.SingleValueSetter

Field Summary

Fields inherited from class com.streambase.sb.operator.parameter.SBPropertyDescriptor

_expressionInputPort, NOT_AN_EXPRESSION

Constructor Summary

Constructors

Constructor	Description
EnumPropertyDescriptor(String propertyName, Class<?> beanClass, String[] values)	Construct an enumerated property descriptor.
EnumPropertyDescriptor(String propertyName, Class<?> beanClass, String readMethodName, String writeMethodName, String[] values)	Construct an enumerated property descriptor with customized read/write method names.

Method Summary

Modifier and Type	Method	Description
String[]	getValues()	Return the list of allowable values for the property.
(package private) boolean	isValidValue(String val)	Is value valid?
void	setValues(String[] values)	Set the list of allowable values for the property.

Methods inherited from class com.streambase.sb.operator.parameter.SBPropertyDescriptor

deprecated, description, displayName, getExpressionInputPort, getMaskDisplay, getMultiLine, getUIHints, isDeprecated, isExpression, isRequired, mask, multiline, optional, setDeprecated, setMaskStringDisplay, setMultiLine, setRequired, setUIHints

Methods inherited from class java.beans.PropertyDescriptor

createPropertyEditor, equals, getPropertyEditorClass, getPropertyType, getReadMethod, getWriteMethod, hashCode, isBound, isConstrained, setBound, setConstrained, setPropertyEditorClass, setReadMethod, setWriteMethod

Methods inherited from class java.beans.FeatureDescriptor

attributeNames, getDisplayName, getName, getShortDescription, getValue, isExpert, isHidden, isPreferred, setDisplayName, setExpert, setHidden, setName, setPreferred, setShortDescription, setValue, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Details

EnumPropertyDescriptor

public EnumPropertyDescriptor(String propertyName,
 Class<?> beanClass,
 String[] values)
                       throws IntrospectionException

Construct an enumerated property descriptor.

Parameters:

propertyName - the name of the property

beanClass - the operator class containing the property

values - the set of allowable values for the property

Throws:

IntrospectionException - if introspection fails

EnumPropertyDescriptor

public EnumPropertyDescriptor(String propertyName,
 Class<?> beanClass,
 String readMethodName,
 String writeMethodName,
 String[] values)
                       throws IntrospectionException

Construct an enumerated property descriptor with customized read/write method names.

Parameters:

propertyName - the name of the property

beanClass - the operator class containing the property

readMethodName - the name of the method used to read the property

writeMethodName - the name of the method used to write the property

values - the set of allowable values for the property

Throws:

IntrospectionException - if introspection fails

Method Details

isValidValue

boolean isValidValue(String val)

Is value valid?

Parameters:

val - value to test

Returns:

true if valid

getValues

public String[] getValues()

Return the list of allowable values for the property.

Returns:

allowable values for this property

setValues

public void setValues(String[] values)

Set the list of allowable values for the property.

Parameters:

values - allowable values for this property