org.apache.openjpa.jdbc.schema
Class Schema

java.lang.Object
  extended by org.apache.openjpa.jdbc.schema.Schema
All Implemented Interfaces:
Serializable, Comparable

public class Schema
extends Object
implements Comparable, Serializable

Represents a database schema.

Author:
Abe White
See Also:
Serialized Form

Constructor Summary
Schema()
          Default constructor.
Schema(String name, SchemaGroup group)
          Constructor.
 
Method Summary
 Sequence addSequence(String name)
          Add a sequence to the schema.
 Table addTable(String name)
          Add a table to the schema.
 int compareTo(Object other)
           
 String getName()
          Return the name of the schema, or null if none.
 SchemaGroup getSchemaGroup()
          Return the schema's group.
 Sequence getSequence(String name)
          Return the sequence with the given name, or null if none.
 Sequence[] getSequences()
          Return the schema's sequences.
 Table getTable(String name)
          Return the table with the given name, or null if none.
 Table[] getTables()
          Return the schema's tables.
 Sequence importSequence(Sequence seq)
          Import a sequence from another schema.
 Table importTable(Table table)
          Import a table from another schema.
 boolean removeSequence(Sequence seq)
          Remove the given sequence from the schema.
 boolean removeTable(Table tab)
          Remove the given table from the schema.
 void setName(String name)
          Set the name of the schema.
 String toString()
           
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

Schema

public Schema()
Default constructor.


Schema

public Schema(String name,
              SchemaGroup group)
Constructor.

Parameters:
name - the schema name, if any
group - the schema's owning group
Method Detail

getSchemaGroup

public SchemaGroup getSchemaGroup()
Return the schema's group.


getName

public String getName()
Return the name of the schema, or null if none.


setName

public void setName(String name)
Set the name of the schema. This method can only be used for schemas not attached to a group.


getTables

public Table[] getTables()
Return the schema's tables.


getTable

public Table getTable(String name)
Return the table with the given name, or null if none.


addTable

public Table addTable(String name)
Add a table to the schema.


removeTable

public boolean removeTable(Table tab)
Remove the given table from the schema.

Returns:
true if the table was removed, false if not in the schema

importTable

public Table importTable(Table table)
Import a table from another schema. Note that this method does not import foreign keys, indexes, or unique constraints.


getSequences

public Sequence[] getSequences()
Return the schema's sequences.


getSequence

public Sequence getSequence(String name)
Return the sequence with the given name, or null if none.


addSequence

public Sequence addSequence(String name)
Add a sequence to the schema.


removeSequence

public boolean removeSequence(Sequence seq)
Remove the given sequence from the schema.

Returns:
true if the sequence was removed, false if not in the schema

importSequence

public Sequence importSequence(Sequence seq)
Import a sequence from another schema.


compareTo

public int compareTo(Object other)
Specified by:
compareTo in interface Comparable

toString

public String toString()
Overrides:
toString in class Object


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