wt.adapter.attribute
Class BasicAttributeDelegate

java.lang.Object
  wt.adapter.attribute.BasicAttributeDelegate

All Implemented Interfaces:

AttributeDelegate, Externalizable, Serializable

Direct Known Subclasses:

BooleanAttributeDelegate, CabinetReferenceAttributeDelegate, CheckoutInfoAttributeDelegate, ClassAttributeDelegate, DefaultAttributeDelegate, DoubleAttributeDelegate, EnumeratedTypeAttributeDelegate, FloatAttributeDelegate, FolderAttributeDelegate, IntegerAttributeDelegate, IterationInfoAttributeDelegate, LifecycleAttributeDelegate, LocalizedMessageAttributeDelegate, LongAttributeDelegate, ObjectReferenceAttributeDelegate, PrincipalAttributeDelegate, QuantityAttributeDelegate, ShortAttributeDelegate, SqlDateAttributeDelegate, StringAttributeDelegate, TeamTemplateAttributeDelegate, TimestampAttributeDelegate, UtilDateAttributeDelegate, VersionInfoAttributeDelegate, ViewAttributeDelegate

public abstract class BasicAttributeDelegate

extends Object

implements AttributeDelegate, Externalizable

Holds convenience methods commonly used by concrete AttributeDelegate classes. Provides a default implementation of the getObjectAttributeValueString() method using the wt.enterprise.ObjectPropertyValue class.

Supported API: false

Extendable: false

See Also:

ObjectPropertyValue, Serialized Form

Field Summary

protected static ObjectPropertyValue	adapterProcessor
private static String	CLASSNAME
static long	EXTERNALIZATION_VERSION_UID
protected static long	OLD_FORMAT_VERSION_UID
private static String	RESOURCE
(package private) static long	serialVersionUID

Constructor Summary

BasicAttributeDelegate()

Method Summary

static Object	getAttributeValue(Object obj, String attributeName)
String	getObjectAttributeValueString(Object object, String attribute_name, Locale locale, Properties properties) Provide a default implementation to return the String value for the specified attribute on the object.
protected PropertyDescriptor	getPropertyDescriptor(Object object, String attribute_name) Return a PropertyDescriptor for the specified attribute for a class.
private static Method	getReadMethod(Class c, String attributeName)
protected Object	invokeGetterMethod(Object object, PropertyDescriptor pd) Use the PropertyDescriptor to invoke the appropriate getter method on the object.
protected void	invokeSetterMethod(Object object, PropertyDescriptor pd, Object value) Use the PropertyDescriptor to invoke the appropriate setter method on the object.
boolean	isValueFormatted(Properties properties) Returns true if the FORMAT property is set to "true" or is omitted, otherwise returns false.
void	readExternal(ObjectInput input) Reads the non-transient fields of this class from an external source.
private boolean	readOldVersion(ObjectInput input, long readSerialVersionUID, boolean passThrough, boolean superDone) Reads the non-transient fields of this class from an external source, which is not the current version.
protected boolean	readVersion(BasicAttributeDelegate thisObject, ObjectInput input, long readSerialVersionUID, boolean passThrough, boolean superDone) Reads the non-transient fields of this class from an external source.
void	setObjectAttributeValueString(Object object, String attribute_name, String value, Locale locale, Properties properties) This is a empty stub implementation.
void	writeExternal(ObjectOutput output) Writes the non-transient fields of this class to an external source.

Methods inherited from class java.lang.Object

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

Field Detail

RESOURCE

private static final String RESOURCE

See Also:

Constant Field Values

CLASSNAME

private static final String CLASSNAME

serialVersionUID

static final long serialVersionUID

See Also:

Constant Field Values

EXTERNALIZATION_VERSION_UID

public static final long EXTERNALIZATION_VERSION_UID

See Also:

Constant Field Values

OLD_FORMAT_VERSION_UID

protected static final long OLD_FORMAT_VERSION_UID

See Also:

Constant Field Values

adapterProcessor

protected static ObjectPropertyValue adapterProcessor

Constructor Detail

BasicAttributeDelegate

public BasicAttributeDelegate()

Method Detail

writeExternal

public void writeExternal(ObjectOutput output)
                   throws IOException

Writes the non-transient fields of this class to an external source.

Supported API: false

Specified by:

writeExternal in interface Externalizable

Parameters:

output -

Throws:

IOException

readExternal

public void readExternal(ObjectInput input)
                  throws IOException,
                         ClassNotFoundException

Reads the non-transient fields of this class from an external source.

Supported API: false

Specified by:

readExternal in interface Externalizable

Parameters:

input -

Throws:

IOException

ClassNotFoundException

readVersion

protected boolean readVersion(BasicAttributeDelegate thisObject,
                              ObjectInput input,
                              long readSerialVersionUID,
                              boolean passThrough,
                              boolean superDone)
                       throws IOException,
                              ClassNotFoundException

Reads the non-transient fields of this class from an external source.

Supported API: false

Parameters:

thisObject -

input -

readSerialVersionUID -

passThrough -

superDone -

Returns:

boolean

Throws:

IOException

ClassNotFoundException

readOldVersion

private boolean readOldVersion(ObjectInput input,
                               long readSerialVersionUID,
                               boolean passThrough,
                               boolean superDone)
                        throws IOException,
                               ClassNotFoundException

Reads the non-transient fields of this class from an external source, which is not the current version.

Parameters:

input -

readSerialVersionUID -

passThrough -

superDone -

Returns:

boolean

Throws:

IOException

ClassNotFoundException

getPropertyDescriptor

protected PropertyDescriptor getPropertyDescriptor(Object object,
                                                   String attribute_name)
                                            throws WTException

Return a PropertyDescriptor for the specified attribute for a class.

Supported API: false

Parameters:

object -

attribute_name -

Returns:

PropertyDescriptor

Throws:

WTException

invokeGetterMethod

protected Object invokeGetterMethod(Object object,
                                    PropertyDescriptor pd)
                             throws WTException

Use the PropertyDescriptor to invoke the appropriate getter method on the object.

Supported API: false

Parameters:

object -

pd -

Returns:

Object

Throws:

WTException

invokeSetterMethod

protected void invokeSetterMethod(Object object,
                                  PropertyDescriptor pd,
                                  Object value)
                           throws WTException

Use the PropertyDescriptor to invoke the appropriate setter method on the object.

Supported API: false

Parameters:

object -

pd -

value -

Throws:

WTException

getObjectAttributeValueString

public String getObjectAttributeValueString(Object object,
                                            String attribute_name,
                                            Locale locale,
                                            Properties properties)
                                     throws WTException

Provide a default implementation to return the String value for the specified attribute on the object.

Supported API: false

Specified by:

getObjectAttributeValueString in interface AttributeDelegate

Parameters:

object -

attribute_name -

locale -

properties -

Returns:

String

Throws:

WTException

setObjectAttributeValueString

public void setObjectAttributeValueString(Object object,
                                          String attribute_name,
                                          String value,
                                          Locale locale,
                                          Properties properties)
                                   throws WTException

This is a empty stub implementation. The method does not actually set the value of the attribute on the object

Supported API: false

Specified by:

setObjectAttributeValueString in interface AttributeDelegate

Parameters:

object -

attribute_name -

value -

locale -

properties -

Throws:

WTException

isValueFormatted

public boolean isValueFormatted(Properties properties)

Returns true if the FORMAT property is set to "true" or is omitted, otherwise returns false.

Supported API: false

Parameters:

properties -

Returns:

boolean

getAttributeValue

public static Object getAttributeValue(Object obj,
                                       String attributeName)

getReadMethod

private static Method getReadMethod(Class c,
                                    String attributeName)
                             throws Exception

Throws:

Exception