wt.introspection
Class LinkInfo

java.lang.Object
  wt.introspection.ClassInfo
      wt.introspection.LinkInfo

All Implemented Interfaces:

Externalizable, Serializable

public class LinkInfo

extends ClassInfo

implements Externalizable

LinkInfo is the class for providing class meta-data There will be an instance of this class for each modeled link business class that is installed.

Supported API: true

Extendable: false

See Also:

WTIntrospector, ClassInfo, RoleDescriptor, Serialized Form

Field Summary

private String[]	aliasesRoleA
private String[]	aliasesRoleB
private boolean	attributed
static byte	DERIVED Supported API: false
private boolean	duplicatesAllowed
static long	externalizationVersionUID Version identifier for managing compatibility and evolution of externalizable classes.
static byte	FOREIGN_KEY Supported API: false
static byte	LINK_TABLE Supported API: false
private String	referenceName
private String	referenceType
private static String	RESOURCE
private RoleDescriptor	roleA
private RoleDescriptor	roleB
(package private) static long	serialVersionUID
private byte	storageType

Fields inherited from class wt.introspection.ClassInfo

DEBUG, DISPLAY_NAME, SHORT_DESCRIPTION

Constructor Summary

LinkInfo()
Constructor.

LinkInfo(String[] theInterfaces, String aParentName, String aClassname, String aConcreteClassname, DatabaseInfo database_info, boolean persistentFlag, AttributeDescriptor[] attrs, boolean dups, boolean is_attributed, byte storage_type, String reference_name, String reference_type, RoleDescriptor role_A, RoleDescriptor role_B, String standard_icon, String open_icon, boolean has_displayName, String[] aliases_role_A, String[] aliases_role_B, DatastoreElementType datastore_elem_type, boolean isRemoveEventParticipant, HashMap extended_values)
Constructor.

Method Summary

(package private) String[]	getAliasesRoleA()
(package private) String[]	getAliasesRoleB()
boolean	getDuplicatesAllowed() Determines whether duplicates are allowed.
RoleDescriptor	getOtherRole(RoleDescriptor otherRole) Gets the other RoleDescriptor, relative to the one passed.
String	getReferenceName() Gets the referenceName, from the point of view of the other side class, if there is a reference.
(package private) String	getReferenceType() Gets the referenceType, from the point of view of the other side class, if there is a reference.
RoleDescriptor	getRole(String role_name) Gets the RoleDescriptor by role name.
RoleDescriptor	getRoleA() Gets the roleA RoleDescriptor.
RoleDescriptor	getRoleB() Gets the roleB RoleDescriptor.
boolean	isAttributed() Determines if the link is attributed.
boolean	isDerived() Determines if the implementation of the link is derived.
private static boolean	isFound(String roleName, String[] collection)
boolean	isLinkTable() Determines if the implementation of the link is with a link table.
boolean	isRoleA(String roleName) Determines if the string is a roleA name.
boolean	isRoleB(String roleName) Determines if the string is a roleB name.
void	readExternal(ObjectInput input) Reads the non-transient fields of this class from an external source.
(package private) void	setAbsoluteDir(String absolute_dir)
void	writeExternal(ObjectOutput output) Writes the non-transient fields of this class to an external source.

Methods inherited from class wt.introspection.ClassInfo

equals, getAttributeColumnDescriptors, getAttributeValueSet, getBusinessClass, getClassname, getConcreteClass, getConstrainedEnum, getDatabaseInfo, getDatastoreElementType, getDescendentInfos, getDirectDescendentInfos, getDisplayName, getDisplayName, getExternalizationVersionUID, getInterfaces, getOpenIcon, getOtherSideRole, getOtherSideRole, getOtherSideRoles, getParentClassInfo, getParentClassname, getParentInterfaceInfos, getPropertyDescriptor, getPropertyDescriptors, getPropertyDisplayName, getPropertyShortDescription, getReadPropertyDescriptor, getSerializableType, getSerialVersionUID, getStandardIcon, getValue, hasDisplayName, haveParentClass, isConcrete, isLocalizable, isPersistable, isRemoveEventParticipant, isSuperclassOf, loadClass, resourceLookup, toDisplayNameMessage, toString

Methods inherited from class java.lang.Object

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

Field Detail

externalizationVersionUID

public static final long externalizationVersionUID

Version identifier for managing compatibility and evolution of externalizable classes.

Supported API: false

See Also:

Constant Field Values

serialVersionUID

static final long serialVersionUID

See Also:

Constant Field Values

RESOURCE

private static final String RESOURCE

See Also:

Constant Field Values

LINK_TABLE

public static final byte LINK_TABLE

Supported API: false

See Also:

Constant Field Values

DERIVED

public static final byte DERIVED

Supported API: false

See Also:

Constant Field Values

FOREIGN_KEY

public static final byte FOREIGN_KEY

Supported API: false

See Also:

Constant Field Values

roleA

private RoleDescriptor roleA

roleB

private RoleDescriptor roleB

duplicatesAllowed

private boolean duplicatesAllowed

attributed

private boolean attributed

storageType

private byte storageType

referenceName

private String referenceName

referenceType

private String referenceType

aliasesRoleA

private String[] aliasesRoleA

aliasesRoleB

private String[] aliasesRoleB

Constructor Detail

LinkInfo

public LinkInfo()

Constructor.

Supported API: false

LinkInfo

public LinkInfo(String[] theInterfaces,
                String aParentName,
                String aClassname,
                String aConcreteClassname,
                DatabaseInfo database_info,
                boolean persistentFlag,
                AttributeDescriptor[] attrs,
                boolean dups,
                boolean is_attributed,
                byte storage_type,
                String reference_name,
                String reference_type,
                RoleDescriptor role_A,
                RoleDescriptor role_B,
                String standard_icon,
                String open_icon,
                boolean has_displayName,
                String[] aliases_role_A,
                String[] aliases_role_B,
                DatastoreElementType datastore_elem_type,
                boolean isRemoveEventParticipant,
                HashMap extended_values)
         throws ClassNotFoundException

Constructor.

Supported API: false

Method Detail

getAliasesRoleA

String[] getAliasesRoleA()

getAliasesRoleB

String[] getAliasesRoleB()

getDuplicatesAllowed

public boolean getDuplicatesAllowed()

Determines whether duplicates are allowed.

Supported API: false

Returns:

boolean duplicatesAllowed

getOtherRole

public RoleDescriptor getOtherRole(RoleDescriptor otherRole)

Gets the other RoleDescriptor, relative to the one passed.

Supported API: true

Returns:

role from the other side of the link

getReferenceName

public String getReferenceName()

Gets the referenceName, from the point of view of the other side class, if there is a reference.

Supported API: false

Returns:

The name of the reference that holds one of the role instances.

getReferenceType

String getReferenceType()

Gets the referenceType, from the point of view of the other side class, if there is a reference.

Supported API: false

Returns:

The type of the reference that holds one of the role instances.

getRole

public RoleDescriptor getRole(String role_name)

Gets the RoleDescriptor by role name.

Supported API: true

Returns:

name of the RoleDescriptor to be obtained

getRoleA

public RoleDescriptor getRoleA()

Gets the roleA RoleDescriptor.

Supported API: true

Returns:

roleA descriptor

getRoleB

public RoleDescriptor getRoleB()

Gets the roleB RoleDescriptor.

Supported API: true

Returns:

roleB descriptor

isAttributed

public boolean isAttributed()

Determines if the link is attributed.

Supported API: true

Returns:

true, if the association was modeled with an explicit link class

isDerived

public boolean isDerived()

Determines if the implementation of the link is derived.

Supported API: false

Returns:

true, if the association was modeled as derived

isFound

private static boolean isFound(String roleName,
                               String[] collection)

isLinkTable

public boolean isLinkTable()

Determines if the implementation of the link is with a link table.

Supported API: true

Returns:

true, if the association is stored in a link table, separate from either side

isRoleA

public boolean isRoleA(String roleName)

Determines if the string is a roleA name.

Supported API: true

Returns:

true, if roleName plays roleA in the association

isRoleB

public boolean isRoleB(String roleName)

Determines if the string is a roleB name.

Supported API: true

Returns:

true, if roleName plays roleB in the association

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

Overrides:

readExternal in class ClassInfo

Parameters:

input - is an input stream

Throws:

IOException

ClassNotFoundException

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

Overrides:

writeExternal in class ClassInfo

Parameters:

output - is an output stream

Throws:

IOException

setAbsoluteDir

void setAbsoluteDir(String absolute_dir)

Overrides:

setAbsoluteDir in class ClassInfo