org.metasyntactic.database.babel
Class Babel

java.lang.Object
  |
  +--org.metasyntactic.database.babel.Babel

All Implemented Interfaces:

BabelConstants

public class Babel

extends java.lang.Object

implements BabelConstants

Field Summary

protected static java.util.Map

objectToReference

Fields inherited from interface org.metasyntactic.database.babel.BabelConstants

BOOLEAN_ARRAY, BYTE_ARRAY, CHAR_ARRAY, CLASS_DESCRIPTOR_TABLE, CLASS_DESCRIPTOR_TABLE_KEY, CLASS_TABLE, CLASS_TABLE_KEY, DOUBLE_ARRAY, FLOAT_ARRAY, INT_ARRAY, LONG_ARRAY, NULL_REFERENCE, OBJECT_ARRAY_TABLE, OBJECT_ARRAY_TABLE_KEY, OBJECT_TABLE, OBJECT_TABLE_FOREIGN_KEY, OBJECT_TABLE_KEY, PRIMITIVE_ARRAY_ELEMENT_SEPARATOR, PRIMITIVE_ARRAY_TABLE, PRIMITIVE_ARRAY_TABLE_KEY, SHORT_ARRAY, STRING_TABLE, STRING_TABLE_KEY

Method Summary

protected static void	addTable(java.lang.String tableName)
protected static void	addUsedKey(java.lang.String table, int usedKey) Declares that this key is now in use in the specified table
protected static java.lang.String	checkForReservedIdentifiers(java.lang.String id)
protected static int	findUnusedKey(java.lang.String table, java.lang.String keyColumn) Checks keyColumn in table to find an unused key.
protected static java.lang.String	getKeyName(java.lang.String tableName)
protected static java.lang.String	getTableName(java.lang.Class c)
protected static boolean	hasTable(java.lang.String tableName)
static java.lang.Object	load(int reference)
static void	main(java.lang.String[] args)
protected static java.lang.String	revertReservedIdentifiers(java.lang.String reserved)
static int	save(java.lang.Object o)
static void	start() Initializes Babel's connection to the backing database

Methods inherited from class java.lang.Object

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

Field Detail

objectToReference

protected static java.util.Map objectToReference

Method Detail

start

public static void start()

Initializes Babel's connection to the backing database

save

public static int save(java.lang.Object o)
                throws java.sql.SQLException

java.sql.SQLException

load

public static java.lang.Object load(int reference)
                             throws java.sql.SQLException,
                                    java.lang.ClassNotFoundException,
                                    java.lang.InstantiationException,
                                    java.lang.IllegalAccessException

java.sql.SQLException

java.lang.ClassNotFoundException

java.lang.InstantiationException

java.lang.IllegalAccessException

findUnusedKey

protected static int findUnusedKey(java.lang.String table,
                                   java.lang.String keyColumn)
                            throws java.sql.SQLException

Checks keyColumn in table to find an unused key. Key columns are assumed to be INTEGERS. Returned keys will always be positive

java.sql.SQLException

addUsedKey

protected static void addUsedKey(java.lang.String table,
                                 int usedKey)

Declares that this key is now in use in the specified table

getTableName

protected static java.lang.String getTableName(java.lang.Class c)

getKeyName

protected static java.lang.String getKeyName(java.lang.String tableName)

checkForReservedIdentifiers

protected static java.lang.String checkForReservedIdentifiers(java.lang.String id)

revertReservedIdentifiers

protected static java.lang.String revertReservedIdentifiers(java.lang.String reserved)

hasTable

protected static boolean hasTable(java.lang.String tableName)

addTable

protected static void addTable(java.lang.String tableName)

main

public static void main(java.lang.String[] args)