001////////////////////////////////////////////////////////////////////////////////
002// checkstyle: Checks Java source code for adherence to a set of rules.
003// Copyright (C) 2001-2018 the original author or authors.
004//
005// This library is free software; you can redistribute it and/or
006// modify it under the terms of the GNU Lesser General Public
007// License as published by the Free Software Foundation; either
008// version 2.1 of the License, or (at your option) any later version.
009//
010// This library is distributed in the hope that it will be useful,
011// but WITHOUT ANY WARRANTY; without even the implied warranty of
012// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
013// Lesser General Public License for more details.
014//
015// You should have received a copy of the GNU Lesser General Public
016// License along with this library; if not, write to the Free Software
017// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
018////////////////////////////////////////////////////////////////////////////////
019
020package com.puppycrawl.tools.checkstyle.api;
021
022/**
023 * A block of text from an input file that does not necessarily
024 * have any grammatical structure.
025 *
026 * @author lkuehne
027 */
028public interface TextBlock {
029
030    /**
031     * The text content of the text block.
032     * Each line is represented by one array entry.
033     * The linebreak characters are not part of the text content.
034     *
035     * @return the text content of the text block.
036     */
037    String[] getText();
038
039    /**
040     * The line in the input file where the text block starts.
041     * Counting starts from 1.
042     * @return first line of the text block
043     */
044    int getStartLineNo();
045
046    /**
047     * The last line of the text block in the input file.
048     * Counting starts from 1.
049     * @return last line of the text block
050     */
051    int getEndLineNo();
052
053    /**
054     * The column in the input file where the text block starts.
055     * Counting starts from 0.
056     * @return first line of the text block
057     */
058    int getStartColNo();
059
060    /**
061     * The column in the input file where the text block ends.
062     * Counting starts from 0.
063     * @return last line of the text block
064     */
065    int getEndColNo();
066
067    /**
068     * Checks if this comment intersects with a specified
069     * part of the file.
070     *
071     * @param startLineNo the starting line number in the file
072     * @param startColNo the starting column number in the file
073     * @param endLineNo the ending line number in the file
074     * @param endColNo the ending column number in the file
075     * @return true if the positions intersects with this comment.
076     */
077    boolean intersects(int startLineNo, int startColNo,
078                       int endLineNo, int endColNo);
079
080}