org.unitils.dbmaintainer.script.parsingstate.impl
Class BaseParsingState

java.lang.Object
  org.unitils.dbmaintainer.script.parsingstate.impl.BaseParsingState

All Implemented Interfaces:

ParsingState

Direct Known Subclasses:

InBlockCommentParsingState, InDoubleQuotesParsingState, InLineCommentParsingState, InSingleQuotesParsingState, NormalParsingState

public abstract class BaseParsingState
extends Object
implements ParsingState

Base class for a parsing state. This will handle a character by simply adding it to the statement builder.

Author:

Tim Ducheyne, Filip Neven

Constructor Summary

BaseParsingState()

Method Summary

protected abstract ParsingState	getNextParsingState(char previousChar, char currentChar, char nextChar, StatementBuilder statementBuilder) Determines the next state.
ParsingState	handleNextChar(char previousChar, char currentChar, char nextChar, StatementBuilder statementBuilder) Handles the next character by adding it to the statement builder.

Methods inherited from class java.lang.Object

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

Constructor Detail

BaseParsingState

public BaseParsingState()

Method Detail

handleNextChar

public ParsingState handleNextChar(char previousChar,
                                   char currentChar,
                                   char nextChar,
                                   StatementBuilder statementBuilder)

Handles the next character by adding it to the statement builder.

Specified by:

handleNextChar in interface ParsingState

Parameters:

previousChar - The previous char, 0 if none

currentChar - The current char

nextChar - The next char, 0 if none

statementBuilder - The statement builder, not null

Returns:

The next parsing state, null if the end of the statement is reached

getNextParsingState

protected abstract ParsingState getNextParsingState(char previousChar,
                                                    char currentChar,
                                                    char nextChar,
                                                    StatementBuilder statementBuilder)

Determines the next state.

Parameters:

previousChar - The previous char, 0 if none

currentChar - The current char

nextChar - The next char, 0 if none

statementBuilder - The statement builder, not null

Returns:

The next parsing state, null if the end of the statement is reached