Java Doc for ObjectReferenceDescriptor.java in  » Database-ORM » db-ojb » org » apache » ojb » broker » metadata » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Database ORM » db ojb » org.apache.ojb.broker.metadata   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    org.apache.ojb.broker.metadata.DescriptorBase       org.apache.ojb.broker.metadata.AttributeDescriptorBase          org.apache.ojb.broker.metadata.ObjectReferenceDescriptor All known Subclasses:   org.apache.ojb.broker.metadata.CollectionDescriptor,  org.apache.ojb.broker.metadata.SuperReferenceDescriptor, ObjectReferenceDescriptor public class ObjectReferenceDescriptor extends AttributeDescriptorBase implements XmlCapable(Code) Describes a Field containing a reference to another class. Provides handling for foreign keys etc. Note: Be careful when use references of this class or caching instances of this class, because instances could become invalid (see MetadataManager ). author:    Thomas Mahler Field Summary final public static  int CASCADE_LINK      final public static  int CASCADE_NONE      final public static  int CASCADE_OBJECT      Constructor Summary public   ObjectReferenceDescriptor(ClassDescriptor descriptor)      Method Summary public  void addForeignKeyField(int newId)      public  void addForeignKeyField(String newField)      public  String getCascadeAsString(int cascade)      public  boolean getCascadeDelete()      protected  int getCascadeDeleteValue(String cascade)      public  boolean getCascadeRetrieve()      public  boolean getCascadeStore()      protected  int getCascadeStoreValue(String cascade)      public  int getCascadingDelete()      public  int getCascadingStore()      public  FieldDescriptor[] getForeignKeyFieldDescriptors(ClassDescriptor cld)      public  Vector getForeignKeyFields()      public  Object[] getForeignKeyValues(Object obj, ClassDescriptor mif)      Returns an Object array of all FK field values of the specified object. public  Class getItemClass()      public  String getItemClassName()      public  Class getItemProxyClass()      public  boolean getOtmDependent()      public  int getProxyPrefetchingLimit()      public  boolean hasConstraint()      Returns true if a foreign key constraint to the referenced object is declared, else false is returned. public  boolean isLazy()      Gets the lazy. public  boolean isRefresh()      Gets the refresh. public  boolean isSuperReferenceDescriptor()      Returns true if this descriptor was used to describe a reference to a super class of an object. public  void setCascadeDelete(boolean cascade)      public  void setCascadeRetrieve(boolean b)      public  void setCascadeStore(boolean cascade)      public  void setCascadingDelete(int cascade)      public  void setCascadingDelete(String value)      public  void setCascadingStore(int cascade)      public  void setCascadingStore(String value)      public  void setConstraint(boolean constraint)      Set a foreign key constraint flag for this reference - see ObjectReferenceDescriptor.hasConstraint() Parameters:   constraint - If set true, signals a foreign key constraint in database. public  void setForeignKeyFields(Vector vec)      public  void setItemClass(Class c)      public  void setLazy(boolean lazy)      Sets the lazy. public  void setOtmDependent(boolean b)      public  void setProxyPrefetchingLimit(int proxyPrefetchingLimit)      public  void setRefresh(boolean refresh)      Sets the refresh. public  String toString()      public  String toXML()      Field Detail CASCADE_LINK final public static int CASCADE_LINK(Code) CASCADE_NONE final public static int CASCADE_NONE(Code) CASCADE_OBJECT final public static int CASCADE_OBJECT(Code) Constructor Detail ObjectReferenceDescriptor public ObjectReferenceDescriptor(ClassDescriptor descriptor)(Code) Method Detail addForeignKeyField public void addForeignKeyField(int newId)(Code) add a foreign key field ID addForeignKeyField public void addForeignKeyField(String newField)(Code) add a foreign key field getCascadeAsString public String getCascadeAsString(int cascade)(Code) getCascadeDelete public boolean getCascadeDelete()(Code) ObjectReferenceDescriptor.getCascadingDelete getCascadeDeleteValue protected int getCascadeDeleteValue(String cascade)(Code) getCascadeRetrieve public boolean getCascadeRetrieve()(Code) getCascadeStore public boolean getCascadeStore()(Code) ObjectReferenceDescriptor.getCascadingStore getCascadeStoreValue protected int getCascadeStoreValue(String cascade)(Code) getCascadingDelete public int getCascadingDelete()(Code) getCascadingStore public int getCascadingStore()(Code) getForeignKeyFieldDescriptors public FieldDescriptor[] getForeignKeyFieldDescriptors(ClassDescriptor cld)(Code) getForeignKeyFields public Vector getForeignKeyFields()(Code) getForeignKeyValues public Object[] getForeignKeyValues(Object obj, ClassDescriptor mif) throws PersistenceBrokerException(Code) Returns an Object array of all FK field values of the specified object. If the specified object is an unmaterialized Proxy, it will be materialized to read the FK values. throws:   MetadataException - if an error occours while accessing ForeingKey values on obj getItemClass public Class getItemClass()(Code) getItemClassName public String getItemClassName()(Code) the fully qualified name of the item class for this descriptor. getItemProxyClass public Class getItemProxyClass() throws PersistenceBrokerException(Code) getOtmDependent public boolean getOtmDependent()(Code) getProxyPrefetchingLimit public int getProxyPrefetchingLimit()(Code) hasConstraint public boolean hasConstraint()(Code) Returns true if a foreign key constraint to the referenced object is declared, else false is returned. isLazy public boolean isLazy()(Code) Gets the lazy. Returns a boolean isRefresh public boolean isRefresh()(Code) Gets the refresh. Returns a boolean isSuperReferenceDescriptor public boolean isSuperReferenceDescriptor()(Code) Returns true if this descriptor was used to describe a reference to a super class of an object. always false for this instance. setCascadeDelete public void setCascadeDelete(boolean cascade)(Code) ObjectReferenceDescriptor.setCascadingDelete(int) setCascadeRetrieve public void setCascadeRetrieve(boolean b)(Code) setCascadeStore public void setCascadeStore(boolean cascade)(Code) ObjectReferenceDescriptor.setCascadingStore(int) setCascadingDelete public void setCascadingDelete(int cascade)(Code) setCascadingDelete public void setCascadingDelete(String value)(Code) setCascadingStore public void setCascadingStore(int cascade)(Code) setCascadingStore public void setCascadingStore(String value)(Code) setConstraint public void setConstraint(boolean constraint)(Code) Set a foreign key constraint flag for this reference - see ObjectReferenceDescriptor.hasConstraint() Parameters:   constraint - If set true, signals a foreign key constraint in database. setForeignKeyFields public void setForeignKeyFields(Vector vec)(Code) setItemClass public void setItemClass(Class c)(Code) sets the item class Parameters:   c - the items class object setLazy public void setLazy(boolean lazy)(Code) Sets the lazy. Parameters:   lazy - The lazy to set setOtmDependent public void setOtmDependent(boolean b)(Code) setProxyPrefetchingLimit public void setProxyPrefetchingLimit(int proxyPrefetchingLimit)(Code) setRefresh public void setRefresh(boolean refresh)(Code) Sets the refresh. Parameters:   refresh - The refresh to set toString public String toString()(Code) toXML public String toXML()(Code) Fields inherited from org.apache.ojb.broker.metadata.AttributeDescriptorBase protected ClassDescriptor m_ClassDescriptor(Code)(Java Doc) protected PersistentField m_PersistentField(Code)(Java Doc) Methods inherited from org.apache.ojb.broker.metadata.AttributeDescriptorBase public String getAttributeName()(Code)(Java Doc) public ClassDescriptor getClassDescriptor()(Code)(Java Doc) public PersistentField getPersistentField()(Code)(Java Doc) public void setClassDescriptor(ClassDescriptor classDescriptor)(Code)(Java Doc) public void setPersistentField(Class c, String fieldname)(Code)(Java Doc) public void setPersistentField(PersistentField pf)(Code)(Java Doc) public String toString()(Code)(Java Doc) Fields inherited from org.apache.ojb.broker.metadata.DescriptorBase final static long serialVersionUID(Code)(Java Doc) Methods inherited from org.apache.ojb.broker.metadata.DescriptorBase public void addAttribute(String attributeName, String attributeValue)(Code)(Java Doc) public String getAttribute(String attributeName, String defaultValue)(Code)(Java Doc) public String getAttribute(String attributeName)(Code)(Java Doc) public String[] getAttributeNames()(Code)(Java Doc) public Map getAttributes()(Code)(Java Doc) public String toString()(Code)(Java Doc) Methods inherited from java.lang.Object native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc) public boolean equals(Object obj)(Code)(Java Doc) protected void finalize() throws Throwable(Code)(Java Doc) final native public Class getClass()(Code)(Java Doc) native public int hashCode()(Code)(Java Doc) final native public void notify()(Code)(Java Doc) final native public void notifyAll()(Code)(Java Doc) public String toString()(Code)(Java Doc) final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc) final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc) final public void wait() throws InterruptedException(Code)(Java Doc)