ch.agent.crnickl.jdbc

Class ReadMethodsForValueType

java.lang.Object

ch.agent.crnickl.impl.DatabaseMethodsImpl

ch.agent.crnickl.jdbc.JDBCDatabaseMethods

ch.agent.crnickl.jdbc.ReadMethodsForValueType

All Implemented Interfaces:

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

public class ReadMethodsForValueType
extends JDBCDatabaseMethods

A stateless object with methods providing read access to value types.

Author:

Jean-Paul Vetterli

Constructor Summary

Constructors

Constructor and Description
ReadMethodsForValueType()

Method Summary

Modifier and Type	Method and Description
<T> ch.agent.crnickl.api.ValueType<T>	getValueType(ch.agent.crnickl.api.Database database, String name) Find a value type with a given name.
<T> ch.agent.crnickl.api.ValueType<T>	getValueType(ch.agent.crnickl.api.Surrogate surrogate) Find a value type corresponding to a surrogate.
Collection<ch.agent.crnickl.api.ValueType<?>>	getValueTypes(ch.agent.crnickl.api.Database database, String pattern) Find a collection of value types with names 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

ReadMethodsForValueType

public ReadMethodsForValueType()

Method Detail

getValueType

public <T> ch.agent.crnickl.api.ValueType<T> getValueType(ch.agent.crnickl.api.Database database,
                                                          String name)
                                                   throws ch.agent.crnickl.T2DBException

Find a value type with a given name.

Parameters:

database - a database

name - a string

Returns:

a value type or null

Throws:

ch.agent.crnickl.T2DBException

getValueTypes

public Collection<ch.agent.crnickl.api.ValueType<?>> getValueTypes(ch.agent.crnickl.api.Database database,
                                                                   String pattern)
                                                            throws ch.agent.crnickl.T2DBException

Find a collection of value types with names matching a pattern.

Parameters:

database - a database

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

Returns:

a collection of value types, possibly empty, never null

Throws:

ch.agent.crnickl.T2DBException

getValueType

public <T> ch.agent.crnickl.api.ValueType<T> getValueType(ch.agent.crnickl.api.Surrogate surrogate)
                                                   throws ch.agent.crnickl.T2DBException

Find a value type corresponding to a surrogate.

Parameters:

surrogate - a surrogate

Returns:

a value type or null

Throws:

ch.agent.crnickl.T2DBException