Java Doc for Attribute.java in  » Database-ORM » Velosurf » velosurf » model » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Database ORM » Velosurf » velosurf.model   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    velosurf.model.Attribute All known Subclasses:   velosurf.model.ImportedKey,  velosurf.model.ExportedKey, Attribute public class Attribute (Code) This class represents an attribute in the object model. author:    Claude Brisson Field Summary final public static  int ROW      Constant meaning the result is a single row. final public static  int ROWSET      Constant meaning the result is a rowset. final public static  int SCALAR      Constant meaning the result is a scalar. final public static  int UNDEFINED      Constant meaning the return type is undefined. protected  Database db      Database connection. protected  String query      Attribute query. protected  String resultEntity      For row and rowset attributes, the resulting entity (if specified). Constructor Summary public   Attribute(String name, Entity entity)      Constructor. Method Summary public  void addParamName(String name)      Adds a parameter name. public  Object evaluate(Map<String, Object> source)      Evaluate this scalar attribute. public  Object fetch(Map<String, Object> source)      Fetch a row. public  boolean getCaching()      public  Database getDB()      Gets the database connection. public  Entity getEntity()      public  String getName()      Gets the name of this attribute. protected  String getQuery()      public  String getResultEntity()      Gets the result type. public  int getType()      Get the type of this attribute. public  RowIterator query(Map<String, Object> source)      Query the resultset for this multivalued attribute. public  RowIterator query(Map<String, Object> source, List refineCriteria, String order)      Query the rowset for this attribute. public  void setCaching(boolean c)      public  void setForeignKeyColumn(String col)      Declares this attribute as a foreign-key and specifies its foreign-key column. public  void setQuery(String query)      Sets the query. public  void setResultEntity(String entityName)      Sets the result entity. public  void setResultType(int type)      Sets the result type. public  String toString()      Debug method. Field Detail ROW final public static int ROW(Code) Constant meaning the result is a single row. ROWSET final public static int ROWSET(Code) Constant meaning the result is a rowset. SCALAR final public static int SCALAR(Code) Constant meaning the result is a scalar. UNDEFINED final public static int UNDEFINED(Code) Constant meaning the return type is undefined. db protected Database db(Code) Database connection. query protected String query(Code) Attribute query. resultEntity protected String resultEntity(Code) For row and rowset attributes, the resulting entity (if specified). Constructor Detail Attribute public Attribute(String name, Entity entity)(Code) Constructor. Parameters:   name - name of this attribute Parameters:   entity - parent entity Method Detail addParamName public void addParamName(String name)(Code) Adds a parameter name. Parameters:   name - name of a parameter. evaluate public Object evaluate(Map<String, Object> source) throws SQLException(Code) Evaluate this scalar attribute. Parameters:   source - source object exception:   SQLException - when thrown from the database the resulting scalar fetch public Object fetch(Map<String, Object> source) throws SQLException(Code) Fetch a row. Parameters:   source - source object exception:   SQLException - when thrown by the database instance fetched getCaching public boolean getCaching()(Code) Gets caching state caching state getDB public Database getDB()(Code) Gets the database connection. database connection getEntity public Entity getEntity()(Code) Gets the parent entity parent entity getName public String getName()(Code) Gets the name of this attribute. name of the attribute getQuery protected String getQuery()(Code) getResultEntity public String getResultEntity()(Code) Gets the result type. a string describing the result type. getType public int getType()(Code) Get the type of this attribute. this attribute's type query public RowIterator query(Map<String, Object> source) throws SQLException(Code) Query the resultset for this multivalued attribute. Parameters:   source - the source object exception:   SQLException - when thrown from the database the resulting row iterator query public RowIterator query(Map<String, Object> source, List refineCriteria, String order) throws SQLException(Code) Query the rowset for this attribute. Parameters:   source - source object Parameters:   refineCriteria - refine criteria Parameters:   order - order clause exception:   SQLException - when thrown by the database the resulting row iterator setCaching public void setCaching(boolean c)(Code) Sets caching on or off Parameters:   c - caching state setForeignKeyColumn public void setForeignKeyColumn(String col)(Code) Declares this attribute as a foreign-key and specifies its foreign-key column. Parameters:   col - the foreign-key column. setQuery public void setQuery(String query)(Code) Sets the query. Parameters:   query - this attribute's query setResultEntity public void setResultEntity(String entityName)(Code) Sets the result entity. Parameters:   entityName - the name of the result entity. setResultType public void setResultType(int type)(Code) Sets the result type. Parameters:   type - toString public String toString()(Code) Debug method. the definition string of this attribute 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)