com.sap.ip.me.api.persist.meta
Class DescriptorRuntime

java.lang.Object
  com.sap.ip.me.api.persist.meta.DescriptorRuntime

public abstract class DescriptorRuntime

extends java.lang.Object

Factory for AttributeDescriptor, ClassDescriptor, LinkDescriptor. Once created, ClassDescriptor are held internally and may be read again.

Version:

Author:

SAP

See Also:

AttributeDescriptor, ClasDescriptor, LinkDescriptor

Field Summary

static int

MAX_ATTRIB_MULTIPLICITY Description of the Field

Constructor Summary

DescriptorRuntime()

Method Summary

abstract boolean	containsClassDescriptor(java.lang.String classtype) Checks if a ClassDescriptor instance has already been created for a classtype
abstract AttributeDescriptor	createAttributeDescriptor(java.lang.String name, AttributeType type, int mult, int length) Creates an instance of AttributeDescriptor
abstract AttributeDescriptor	createAttributeDescriptor(java.lang.String name, AttributeType type, int mult, int length, boolean isIndex) Creates an instance of AttributeDescriptor
abstract AttributeDescriptor	createAttributeDescriptor(java.lang.String name, AttributeType type, int mult, int length, int dec, boolean isIndex)
abstract ClassDescriptor	createClassDescriptor(java.lang.String classtype, AttributeDescriptor[] attributes) Creates an instance of ClassDescriptor.
abstract ClassDescriptor	createClassDescriptor(java.lang.String classtype, AttributeDescriptor[] attributes, LinkDescriptor[] links) Creates an instance of ClassDescriptor.
abstract ClassDescriptor	createClassDescriptor(java.lang.String classtype, AttributeDescriptor[] a, LinkDescriptor[] l, int keyLen)
abstract ClassDescriptor	createClassDescriptor(java.lang.String classtype, LinkDescriptor[] links) Creates an instance of ClassDescriptor.
abstract LinkDescriptor	createLinkDescriptor(java.lang.String name, java.lang.String classtype, MultiplicityType multiplicity, boolean isDependent) Creates an instance of LinkDescriptor
abstract ClassDescriptor	getClassDescriptor(java.lang.String classtype) Gets a ClassDescriptor instance for a defined classtype
static DescriptorRuntime	getInstance()

Methods inherited from class java.lang.Object

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

Field Detail

MAX_ATTRIB_MULTIPLICITY

public static final int MAX_ATTRIB_MULTIPLICITY

Description of the Field

See Also:

Constant Field Values

Constructor Detail

DescriptorRuntime

public DescriptorRuntime()

Method Detail

getInstance

public static final DescriptorRuntime getInstance()

createAttributeDescriptor

public abstract AttributeDescriptor createAttributeDescriptor(java.lang.String name,
                                                              AttributeType type,
                                                              int mult,
                                                              int length)
                                                       throws DescriptorException

Creates an instance of AttributeDescriptor

Parameters:

name - Description of the Parameter

type - Description of the Parameter

mult - Description of the Parameter

length - Description of the Parameter

Returns:

Description of the Return Value

Throws:

DescriptorException

createAttributeDescriptor

public abstract AttributeDescriptor createAttributeDescriptor(java.lang.String name,
                                                              AttributeType type,
                                                              int mult,
                                                              int length,
                                                              int dec,
                                                              boolean isIndex)
                                                       throws DescriptorException

Throws:

DescriptorException

createAttributeDescriptor

public abstract AttributeDescriptor createAttributeDescriptor(java.lang.String name,
                                                              AttributeType type,
                                                              int mult,
                                                              int length,
                                                              boolean isIndex)
                                                       throws DescriptorException

Creates an instance of AttributeDescriptor

Parameters:

name - Description of the Parameter

type - Description of the Parameter

mult - Description of the Parameter

length - Description of the Parameter

Returns:

Description of the Return Value

Throws:

DescriptorException

createLinkDescriptor

public abstract LinkDescriptor createLinkDescriptor(java.lang.String name,
                                                    java.lang.String classtype,
                                                    MultiplicityType multiplicity,
                                                    boolean isDependent)
                                             throws DescriptorException

Creates an instance of LinkDescriptor

Parameters:

name - Description of the Parameter

classtype - Description of the Parameter

multiplicity - Description of the Parameter

isDependent - Description of the Parameter

Returns:

Description of the Return Value

Throws:

DescriptorException

createClassDescriptor

public abstract ClassDescriptor createClassDescriptor(java.lang.String classtype,
                                                      AttributeDescriptor[] attributes)
                                               throws DescriptorException

Creates an instance of ClassDescriptor. The classtype must be unique. An exception is thrown if a ClassDescriptor instance has already been created for an equal classtype.

Parameters:

classtype - Description of the Parameter

attributes - Description of the Parameter

Returns:

Description of the Return Value

Throws:

DescriptorException

createClassDescriptor

public abstract ClassDescriptor createClassDescriptor(java.lang.String classtype,
                                                      LinkDescriptor[] links)
                                               throws DescriptorException

Creates an instance of ClassDescriptor. The classtype must be unique. An exception is thrown if a ClassDescriptor instance has already been created for an equal classtype.

Parameters:

classtype - Description of the Parameter

links - Description of the Parameter

Returns:

Description of the Return Value

Throws:

DescriptorException

createClassDescriptor

public abstract ClassDescriptor createClassDescriptor(java.lang.String classtype,
                                                      AttributeDescriptor[] a,
                                                      LinkDescriptor[] l,
                                                      int keyLen)
                                               throws DescriptorException

Throws:

DescriptorException

createClassDescriptor

public abstract ClassDescriptor createClassDescriptor(java.lang.String classtype,
                                                      AttributeDescriptor[] attributes,
                                                      LinkDescriptor[] links)
                                               throws DescriptorException

Creates an instance of ClassDescriptor. The classtype must be unique. An exception is thrown if a ClassDescriptor instance has already been created for an equal classtype.

Parameters:

classtype - Description of the Parameter

attributes - Description of the Parameter

links - Description of the Parameter

Returns:

Description of the Return Value

Throws:

DescriptorException

getClassDescriptor

public abstract ClassDescriptor getClassDescriptor(java.lang.String classtype)

Gets a ClassDescriptor instance for a defined classtype

Parameters:

classtype - Description of the Parameter

Returns:

The classDescriptor value

containsClassDescriptor

public abstract boolean containsClassDescriptor(java.lang.String classtype)

Checks if a ClassDescriptor instance has already been created for a classtype

Parameters:

classtype - Description of the Parameter

Returns:

Description of the Return Value