org.kepler.util.sql

Class Schema

java.lang.Object

org.kepler.util.sql.Schema

public class Schema
extends java.lang.Object

A generic representation of an SQL schema.

Author:

Daniel Crawl

Constructor Summary

Constructors

Constructor and Description
Schema(int version) Construct a new schema.

Method Summary

Modifier and Type	Method and Description
boolean	containsTable(java.lang.String name) Returns true if schema contains a specific table.
Table	createTable(java.lang.String name) Create a new table.
int	getMajorVersion() Get the major version.
int	getMinorVersion() Get the minor version.
Table	getTable(java.lang.String name) Get an existing table.
java.lang.String	getVersionString() Get the version string that includes the major and minor versions.
void	putTable(java.lang.String name, Table table) Add a new or change an existing table.
void	removeTable(java.lang.String name) Remove a table.
void	setMajorVersion(int version) Set the major version.
void	setMinorVersion(int version) Set the minor version.
java.util.Set<java.lang.String>	tableNames() Get the names of all tables.
java.util.Set<Table>	tables() Get a list of tables.

Methods inherited from class java.lang.Object

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

Constructor Detail

Schema

public Schema(int version)

Construct a new schema.

Parameters:

version - the version of the schema

Method Detail

containsTable

public boolean containsTable(java.lang.String name)

Returns true if schema contains a specific table.

createTable

public Table createTable(java.lang.String name)

Create a new table. If a table already exists with the same name, it is overwritten.

getTable

public Table getTable(java.lang.String name)

Get an existing table. If table does not exist, returns null.

getMajorVersion

public int getMajorVersion()

Get the major version.

getMinorVersion

public int getMinorVersion()

Get the minor version.

getVersionString

public java.lang.String getVersionString()

Get the version string that includes the major and minor versions.

putTable

public void putTable(java.lang.String name,
                     Table table)

Add a new or change an existing table.

removeTable

public void removeTable(java.lang.String name)

Remove a table.

setMajorVersion

public void setMajorVersion(int version)

Set the major version.

setMinorVersion

public void setMinorVersion(int version)

Set the minor version.

tables

public java.util.Set<Table> tables()

Get a list of tables.

tableNames

public java.util.Set<java.lang.String> tableNames()

Get the names of all tables.