AntlrLexerState.java 文件源码

/**
 * @requires lexer != null
 * @modifies lexer
 * @effects Applies this to lexer
 */
public void apply(Lexer lexer) {
    Assert.notNull(lexer);

    lexer._mode = mode;
    lexer._modeStack.clear();

    if (modeStack != null) {
        lexer._modeStack.addAll(modeStack);
    }
}