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oracle.adf.view.rich.model
Class AttributeDescriptor

java.lang.Object
oracle.adf.view.rich.model.Descriptor
oracle.adf.view.rich.model.BaseAttributeDescriptor
oracle.adf.view.rich.model.AttributeDescriptor

Direct Known Subclasses:

ColumnDescriptor

public abstract class AttributeDescriptor

extends BaseAttributeDescriptor

An AttributeDescriptor represents a querable attribute.

Nested Class Summary

static class	AttributeDescriptor.ComponentType List of component types.
class	AttributeDescriptor.Operator Represents an operator supported by an attribute.

Field Summary

static String

DESCRIPTOR_TYPE_ATTRIBUTE Deprecated. use BaseAttributeDescriptor.DESCRIPTOR_TYPE_ATTRIBUTE instead.

Fields inherited from class oracle.adf.view.rich.model.Descriptor

DESCRIPTOR_TYPE_DEFAULT

Constructor Summary

AttributeDescriptor()

Method Summary

abstract Set<AttributeDescriptor.Operator>	getSupportedOperators() Returns a Set of operators to use for the current attribute.
boolean	isIndexed() Indicates whether the attribute is part of an index in the data model.

Methods inherited from class oracle.adf.view.rich.model.BaseAttributeDescriptor

getComponentType, getConverter, getDescriptorType, getFormat, getGroupName, getLength, getMaximumLength, getModel, getTimeZone, getType, getValidator, hasDefaultConverter, isReadOnly, isRequired

Methods inherited from class oracle.adf.view.rich.model.Descriptor

getDescription, getLabel, getName

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

DESCRIPTOR_TYPE_ATTRIBUTE

public static final String DESCRIPTOR_TYPE_ATTRIBUTE

Deprecated. use BaseAttributeDescriptor.DESCRIPTOR_TYPE_ATTRIBUTE instead.

See Also:

Constant Field Values

Constructor Detail

AttributeDescriptor

public AttributeDescriptor()

Method Detail

getSupportedOperators

public abstract Set<AttributeDescriptor.Operator> getSupportedOperators()

Returns a Set of operators to use for the current attribute. This is particularly used when performing a QBE based on a value entered by user.

Returns:

a Set<Operator<

isIndexed

public boolean isIndexed()

Indicates whether the attribute is part of an index in the data model. This information may be used to render a special indicator.

Returns:

a boolean true/false value. The default implementation returns false.

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