ch.agent.crnickl.jdbc

Class ReadMethodsForSchema

java.lang.Object

ch.agent.crnickl.impl.DatabaseMethodsImpl

ch.agent.crnickl.jdbc.JDBCDatabaseMethods

ch.agent.crnickl.jdbc.ReadMethodsForSchema

All Implemented Interfaces:

ch.agent.crnickl.impl.DatabaseMethods, ch.agent.crnickl.impl.PermissionChecker

Direct Known Subclasses:

WriteMethodsForSchema

public class ReadMethodsForSchema
extends JDBCDatabaseMethods

A stateless object with methods providing read access to schemas.

Author:

Jean-Paul Vetterli

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected class	ReadMethodsForSchema.RawSchema A raw schema object keeps track of the id, the name and the parent of a schema.

Constructor Summary

Constructors

Constructor and Description
ReadMethodsForSchema()

Method Summary

Modifier and Type	Method and Description
protected ReadMethodsForSchema.RawSchema	getRawSchema(ch.agent.crnickl.api.Surrogate surrogate) Find a raw schema corresponding to a surrogate.
ch.agent.crnickl.api.UpdatableSchema	getSchema(ch.agent.crnickl.api.Surrogate surrogate) Find a schema corresponding to a surrogate.
Collection<ch.agent.crnickl.api.Surrogate>	getSchemaSurrogateList(ch.agent.crnickl.api.Database database, String pattern) Find a collection of schema surrogates with labels matching a pattern.

Methods inherited from class ch.agent.crnickl.jdbc.JDBCDatabaseMethods

close, executeAndGetNewId, getId, getId, getIdOrZero, makeSurrogate, open, open, open

Methods inherited from class ch.agent.crnickl.impl.DatabaseMethodsImpl

check, check, check, check, checkIntegrity, makeSurrogate, makeSurrogate

Methods inherited from class java.lang.Object

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

Constructor Detail

ReadMethodsForSchema

public ReadMethodsForSchema()

Method Detail

getSchema

public ch.agent.crnickl.api.UpdatableSchema getSchema(ch.agent.crnickl.api.Surrogate surrogate)
                                               throws ch.agent.crnickl.T2DBException

Find a schema corresponding to a surrogate.

Parameters:

surrogate - a surrogate

Returns:

a schema or null

Throws:

ch.agent.crnickl.T2DBException

getSchemaSurrogateList

public Collection<ch.agent.crnickl.api.Surrogate> getSchemaSurrogateList(ch.agent.crnickl.api.Database database,
                                                                         String pattern)
                                                                  throws ch.agent.crnickl.T2DBException

Find a collection of schema surrogates with labels matching a pattern.

Parameters:

database - a database

pattern - a simple pattern where "*" stands for zero or more characters

Returns:

a collection of schema surrogates

Throws:

ch.agent.crnickl.T2DBException

getRawSchema

protected ReadMethodsForSchema.RawSchema getRawSchema(ch.agent.crnickl.api.Surrogate surrogate)
                                               throws ch.agent.crnickl.T2DBException

Find a raw schema corresponding to a surrogate.

Parameters:

surrogate - a surrogate

Returns:

a raw schema or null

Throws:

ch.agent.crnickl.T2DBException