wt.introspection
Class DatabaseInfo

java.lang.Object
  wt.introspection.DatabaseInfo

All Implemented Interfaces:

Externalizable, Serializable

public class DatabaseInfo

extends Object

implements Externalizable

DatabaseInfo is the class for providing class meta-data regarding its database storage.

Supported API: false

Extendable: false

See Also:

WTIntrospector, ClassInfo, BaseTableInfo, DatabaseViewInfo, Serialized Form

Field Summary

private String	absoluteDir
private Boolean	autoNavigate
private BaseTableInfo	baseTableInfo
static long	externalizationVersionUID Version identifier for managing compatibility and evolution of externalizable classes.
private boolean	myAutoNavigate
private String	packageName
private static String	RESOURCE
(package private) static long	serialVersionUID
(package private) static boolean	VERBOSE
private DatabaseViewInfo	viewInfo

Constructor Summary

DatabaseInfo()
Constructor

DatabaseInfo(BaseTableInfo base_table_info, boolean auto_navigate, String package_name)

Method Summary

BaseTableInfo	getBaseTableInfo() Obtain the info for the base table for the class that owns this DatabaseInfo.
String	getPackageName() Answer database package name
DatabaseViewInfo	getViewInfo() Obtain the info for the database view for the class that owns this DatabaseInfo.
private boolean	hasAutoNavRoles()
boolean	isAutoNavigate() Determine if the class has any auto navigate association roles.
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 java.lang.Object

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

Field Detail

externalizationVersionUID

public static final long externalizationVersionUID

Version identifier for managing compatibility and evolution of externalizable classes.

See Also:

Constant Field Values

serialVersionUID

static final long serialVersionUID

See Also:

Constant Field Values

absoluteDir

private String absoluteDir

VERBOSE

static boolean VERBOSE

RESOURCE

private static final String RESOURCE

See Also:

Constant Field Values

packageName

private String packageName

baseTableInfo

private BaseTableInfo baseTableInfo

viewInfo

private transient DatabaseViewInfo viewInfo

myAutoNavigate

private boolean myAutoNavigate

autoNavigate

private transient volatile Boolean autoNavigate

Constructor Detail

DatabaseInfo

public DatabaseInfo()

Constructor

DatabaseInfo

public DatabaseInfo(BaseTableInfo base_table_info,
                    boolean auto_navigate,
                    String package_name)

Method Detail

getBaseTableInfo

public BaseTableInfo getBaseTableInfo()
                               throws WTIntrospectionException

Obtain the info for the base table for the class that owns this DatabaseInfo.

Returns:

BaseTableInfo

Throws:

WTIntrospectionException

getPackageName

public String getPackageName()

Answer database package name

Returns:

The name of the database package, in which table resides.

getViewInfo

public DatabaseViewInfo getViewInfo()
                             throws WTIntrospectionException

Obtain the info for the database view for the class that owns this DatabaseInfo.

Returns:

A non-null value for any AutoNavigate class, whether concrete or not.

Throws:

WTIntrospectionException

hasAutoNavRoles

private boolean hasAutoNavRoles()
                         throws WTIntrospectionException

Throws:

WTIntrospectionException

isAutoNavigate

public boolean isAutoNavigate()
                       throws WTIntrospectionException

Determine if the class has any auto navigate association roles.

Returns:

true, if the class has any auto navigate association roles

Throws:

WTIntrospectionException

readExternal

public void readExternal(ObjectInput input)
                  throws IOException,
                         ClassNotFoundException

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

Specified by:

readExternal in interface Externalizable

Parameters:

input -

Throws:

IOException

ClassNotFoundException

setAbsoluteDir

void setAbsoluteDir(String absolute_dir)

writeExternal

public void writeExternal(ObjectOutput output)
                   throws IOException

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

Specified by:

writeExternal in interface Externalizable

Parameters:

output -

Throws:

IOException