/// <summary>
/// Retrieves a map that associates with each declared string token
/// its corresponding declared numeric identifier.
/// </summary>
/// <returns>
/// A new map from each declared string token to its numeric identifier.
/// </returns>
private static IntValueHashMap NewTokenValueMap()
{
IntValueHashMap map = new IntValueHashMap(347, 1.0F);
FieldInfo[] fields = typeof(Token.ValueFor).GetFields(
BindingFlags.DeclaredOnly |
BindingFlags.Static |
BindingFlags.Public);
foreach (FieldInfo keyField in fields)
{
if (keyField.FieldType != typeof(string))
{
continue;
}
if (0 == (keyField.Attributes & (FieldAttributes.HasDefault |
FieldAttributes.Literal)))
{
continue;
}
FieldInfo valueField = (typeof(Token.IdFor)).GetField(
keyField.Name);
if (valueField == null)
{
continue;
}
map.put(keyField.GetValue(null), (int)valueField.GetValue(null));
}
return(map);
}
/// <summary>
/// Initializes the <see cref="Map"/> class.
/// </summary>
static Map()
{
m_CommandTokenIdentifierMap = Map.NewCommandTokenIdentifierMap();
m_TokenValueMap = Map.NewTokenValueMap();
m_TokenIdentifierMap = Map.NewTokenIdentifierMap();
// literals not allowed as table / column names
m_KeywordSet = Map.NewKeywordSet();
}
/// <summary>
/// Constructs and returns a new map that associates with each
/// commonly encountered database command token a corresponding
/// numeric identifier.
/// </summary>
/// <returns>
/// A new map for the database command token set
/// </returns>
private static IntValueHashMap NewCommandTokenIdentifierMap()
{
IntValueHashMap map = new IntValueHashMap(67);
map.put(Token.ValueFor.ADD, Token.IdFor.ADD);
map.put(Token.ValueFor.ALIAS, Token.IdFor.ALIAS);
map.put(Token.ValueFor.ALTER, Token.IdFor.ALTER);
map.put(Token.ValueFor.AUTOCOMMIT, Token.IdFor.AUTOCOMMIT);
map.put(Token.ValueFor.CACHED, Token.IdFor.CACHED);
map.put(Token.ValueFor.CALL, Token.IdFor.CALL);
map.put(Token.ValueFor.CHECK, Token.IdFor.CHECK);
map.put(Token.ValueFor.CHECKPOINT, Token.IdFor.CHECKPOINT);
map.put(Token.ValueFor.COLUMN, Token.IdFor.COLUMN);
map.put(Token.ValueFor.COMMIT, Token.IdFor.COMMIT);
map.put(Token.ValueFor.CONNECT, Token.IdFor.CONNECT);
map.put(Token.ValueFor.CONSTRAINT, Token.IdFor.CONSTRAINT);
map.put(Token.ValueFor.CREATE, Token.IdFor.CREATE);
map.put(Token.ValueFor.DATABASE, Token.IdFor.DATABASE);
map.put(Token.ValueFor.DELETE, Token.IdFor.DELETE);
map.put(Token.ValueFor.DEFRAG, Token.IdFor.DEFRAG);
map.put(Token.ValueFor.DISCONNECT, Token.IdFor.DISCONNECT);
map.put(Token.ValueFor.DROP, Token.IdFor.DROP);
map.put(Token.ValueFor.EXCEPT, Token.IdFor.EXCEPT);
map.put(Token.ValueFor.EXPLAIN, Token.IdFor.EXPLAIN);
map.put(Token.ValueFor.FOREIGN, Token.IdFor.FOREIGN);
map.put(Token.ValueFor.GRANT, Token.IdFor.GRANT);
map.put(Token.ValueFor.IGNORECASE, Token.IdFor.IGNORECASE);
map.put(Token.ValueFor.INCREMENT, Token.IdFor.INCREMENT);
map.put(Token.ValueFor.INDEX, Token.IdFor.INDEX);
map.put(Token.ValueFor.INITIAL, Token.IdFor.INITIAL);
map.put(Token.ValueFor.INSERT, Token.IdFor.INSERT);
map.put(Token.ValueFor.INTERSECT, Token.IdFor.INTERSECT);
map.put(Token.ValueFor.LOGSIZE, Token.IdFor.LOGSIZE);
map.put(Token.ValueFor.MAXROWS, Token.IdFor.MAXROWS);
map.put(Token.ValueFor.MEMORY, Token.IdFor.MEMORY);
map.put(Token.ValueFor.MINUS, Token.IdFor.MINUS);
map.put(Token.ValueFor.NEXT, Token.IdFor.NEXT);
map.put(Token.ValueFor.NOT, Token.IdFor.NOT);
map.put(Token.ValueFor.OPENBRACKET, Token.IdFor.OPENBRACKET);
map.put(Token.ValueFor.PASSWORD, Token.IdFor.PASSWORD);
map.put(Token.ValueFor.PLAN, Token.IdFor.PLAN);
map.put(Token.ValueFor.PRIMARY, Token.IdFor.PRIMARY);
map.put(Token.ValueFor.PROPERTY, Token.IdFor.PROPERTY);
map.put(Token.ValueFor.READONLY, Token.IdFor.READONLY);
map.put(Token.ValueFor.REFERENTIAL_INTEGRITY, Token.IdFor.REFERENTIAL_INTEGRITY);
map.put(Token.ValueFor.RELEASE, Token.IdFor.RELEASE);
map.put(Token.ValueFor.RENAME, Token.IdFor.RENAME);
map.put(Token.ValueFor.RESTART, Token.IdFor.RESTART);
map.put(Token.ValueFor.REVOKE, Token.IdFor.REVOKE);
map.put(Token.ValueFor.ROLE, Token.IdFor.ROLE);
map.put(Token.ValueFor.ROLLBACK, Token.IdFor.ROLLBACK);
map.put(Token.ValueFor.SAVEPOINT, Token.IdFor.SAVEPOINT);
map.put(Token.ValueFor.SCRIPT, Token.IdFor.SCRIPT);
map.put(Token.ValueFor.SCRIPTFORMAT, Token.IdFor.SCRIPTFORMAT);
map.put(Token.ValueFor.SELECT, Token.IdFor.SELECT);
map.put(Token.ValueFor.SEMICOLON, Token.IdFor.SEMICOLON);
map.put(Token.ValueFor.SEQUENCE, Token.IdFor.SEQUENCE);
map.put(Token.ValueFor.SET, Token.IdFor.SET);
map.put(Token.ValueFor.SHUTDOWN, Token.IdFor.SHUTDOWN);
map.put(Token.ValueFor.SOURCE, Token.IdFor.SOURCE);
map.put(Token.ValueFor.TABLE, Token.IdFor.TABLE);
map.put(Token.ValueFor.TEMP, Token.IdFor.TEMP);
map.put(Token.ValueFor.TEXT, Token.IdFor.TEXT);
map.put(Token.ValueFor.TRIGGER, Token.IdFor.TRIGGER);
map.put(Token.ValueFor.UNIQUE, Token.IdFor.UNIQUE);
map.put(Token.ValueFor.UPDATE, Token.IdFor.UPDATE);
map.put(Token.ValueFor.UNION, Token.IdFor.UNION);
map.put(Token.ValueFor.USER, Token.IdFor.USER);
map.put(Token.ValueFor.VALUES, Token.IdFor.VALUES);
map.put(Token.ValueFor.VIEW, Token.IdFor.VIEW);
map.put(Token.ValueFor.WRITE_DELAY, Token.IdFor.WRITE_DELAY);
map.put(Token.ValueFor.SCHEMA, Token.IdFor.SCHEMA);
return(map);
}
