Example usage for org.apache.poi.ss.usermodel SheetConditionalFormatting addConditionalFormatting

List of usage examples for org.apache.poi.ss.usermodel SheetConditionalFormatting addConditionalFormatting

Introduction

In this page you can find the example usage for org.apache.poi.ss.usermodel SheetConditionalFormatting addConditionalFormatting.

Prototype

int addConditionalFormatting(CellRangeAddress[] regions, ConditionalFormattingRule[] cfRules);

Source Link

Document

Add a new Conditional Formatting set to the sheet.

Usage

From source file:bandaru_excelreadwrite.WritetoExcel.java

public void writeSongsListToExcel(List<Song> songList) {

    /*/*from   w  w  w  .j  a  v  a2  s.co  m*/
    Use XSSF for xlsx format and for xls use HSSF
     */
    Workbook workbook = new XSSFWorkbook();

    /*
    create new sheet 
     */
    Sheet songsSheet = workbook.createSheet("Albums");

    XSSFCellStyle my_style = (XSSFCellStyle) workbook.createCellStyle();
    /* Create XSSFFont object from the workbook */
    XSSFFont my_font = (XSSFFont) workbook.createFont();

    /*
    setting cell color
     */
    CellStyle style = workbook.createCellStyle();
    style.setFillForegroundColor(IndexedColors.LEMON_CHIFFON.getIndex());
    style.setFillPattern(CellStyle.SOLID_FOREGROUND);

    /*
     setting Header color
     */
    CellStyle style2 = workbook.createCellStyle();
    style2.setFillForegroundColor(IndexedColors.DARK_RED.getIndex());
    style2.setFillPattern(CellStyle.SOLID_FOREGROUND);
    style2.setAlignment(style2.ALIGN_CENTER);

    Row rowName = songsSheet.createRow(1);

    /*
    Merging the cells
     */
    songsSheet.addMergedRegion(new CellRangeAddress(1, 1, 2, 3));

    /*
    Applying style to attribute name
     */
    int nameCellIndex = 1;
    Cell namecell = rowName.createCell(nameCellIndex++);
    namecell.setCellValue("Name");
    namecell.setCellStyle(style);

    Cell cel = rowName.createCell(nameCellIndex++);
    cel.setCellValue("Bandaru, Sreekanth");

    /*
    Applying underline to Name
     */
    my_font.setUnderline(XSSFFont.U_SINGLE);
    my_style.setFont(my_font);
    /* Attaching the style to the cell */
    CellStyle combined = workbook.createCellStyle();
    combined.cloneStyleFrom(my_style);
    combined.cloneStyleFrom(style);
    combined.setAlignment(combined.ALIGN_CENTER);

    cel.setCellStyle(combined);

    /*
    Applying  colors to header 
     */
    Row rowMain = songsSheet.createRow(3);
    SheetConditionalFormatting sheetCF = songsSheet.getSheetConditionalFormatting();
    ConditionalFormattingRule rule1 = sheetCF.createConditionalFormattingRule("3");

    PatternFormatting fill1 = rule1.createPatternFormatting();
    fill1.setFillBackgroundColor(IndexedColors.LIME.index);
    fill1.setFillPattern(PatternFormatting.SOLID_FOREGROUND);

    CellRangeAddress[] regions = { CellRangeAddress.valueOf("A4:F4") };

    sheetCF.addConditionalFormatting(regions, rule1);

    /*
    setting new rule to apply alternate colors to cells having same Genre
     */
    ConditionalFormattingRule rule2 = sheetCF.createConditionalFormattingRule("4");
    PatternFormatting fill2 = rule2.createPatternFormatting();
    fill2.setFillBackgroundColor(IndexedColors.LEMON_CHIFFON.index);
    fill2.setFillPattern(PatternFormatting.SOLID_FOREGROUND);

    CellRangeAddress[] regionsAction = { CellRangeAddress.valueOf("A5:F5"), CellRangeAddress.valueOf("A6:F6"),
            CellRangeAddress.valueOf("A7:F7"), CellRangeAddress.valueOf("A8:F8"),
            CellRangeAddress.valueOf("A13:F13"), CellRangeAddress.valueOf("A14:F14"),
            CellRangeAddress.valueOf("A15:F15"), CellRangeAddress.valueOf("A16:F16"),
            CellRangeAddress.valueOf("A23:F23"), CellRangeAddress.valueOf("A24:F24"),
            CellRangeAddress.valueOf("A25:F25"), CellRangeAddress.valueOf("A26:F26")

    };

    /*        
    setting new rule to apply alternate colors to cells having same Fenre
     */
    ConditionalFormattingRule rule3 = sheetCF.createConditionalFormattingRule("4");
    PatternFormatting fill3 = rule3.createPatternFormatting();
    fill3.setFillBackgroundColor(IndexedColors.LIGHT_GREEN.index);
    fill3.setFillPattern(PatternFormatting.SOLID_FOREGROUND);

    CellRangeAddress[] regionsAdv = { CellRangeAddress.valueOf("A9:F9"), CellRangeAddress.valueOf("A10:F10"),
            CellRangeAddress.valueOf("A11:F11"), CellRangeAddress.valueOf("A12:F12"),
            CellRangeAddress.valueOf("A17:F17"), CellRangeAddress.valueOf("A18:F18"),
            CellRangeAddress.valueOf("A19:F19"), CellRangeAddress.valueOf("A20:F20"),
            CellRangeAddress.valueOf("A21:F21"), CellRangeAddress.valueOf("A22:F22"),
            CellRangeAddress.valueOf("A27:F27"), CellRangeAddress.valueOf("A28:F28"),
            CellRangeAddress.valueOf("A29:F29") };

    /*
    Applying above created rule formatting to cells
     */
    sheetCF.addConditionalFormatting(regionsAction, rule2);
    sheetCF.addConditionalFormatting(regionsAdv, rule3);

    /*
     Setting coloumn header values
     */
    int mainCellIndex = 0;
    CellStyle style4 = workbook.createCellStyle();
    XSSFFont my_font2 = (XSSFFont) workbook.createFont();
    my_font2.setBold(true);
    style4.setFont(my_font2);
    rowMain.setRowStyle(style4);
    rowMain.createCell(mainCellIndex++).setCellValue("SNO");
    rowMain.createCell(mainCellIndex++).setCellValue("Genre");
    rowMain.createCell(mainCellIndex++).setCellValue("Rating");
    rowMain.createCell(mainCellIndex++).setCellValue("Movie Name");
    rowMain.createCell(mainCellIndex++).setCellValue("Director");
    rowMain.createCell(mainCellIndex++).setCellValue("Release Date");

    /*
    populating cell values
     */
    int rowIndex = 4;
    int sno = 1;
    for (Song song : songList) {
        if (song.getSno() != 0) {

            Row row = songsSheet.createRow(rowIndex++);
            int cellIndex = 0;

            /*
            first place in row is Sno
             */
            row.createCell(cellIndex++).setCellValue(sno++);

            /*
            second place in row is  Genre
             */
            row.createCell(cellIndex++).setCellValue(song.getGenre());

            /*
            third place in row is Critic score
             */
            row.createCell(cellIndex++).setCellValue(song.getCriticscore());

            /*
            fourth place in row is Album name
             */
            row.createCell(cellIndex++).setCellValue(song.getAlbumname());

            /*
            fifth place in row is Artist
             */
            row.createCell(cellIndex++).setCellValue(song.getArtist());

            /*
            sixth place in row is marks in date
             */
            if (song.getReleasedate() != null) {

                Cell date = row.createCell(cellIndex++);

                DataFormat format = workbook.createDataFormat();
                CellStyle dateStyle = workbook.createCellStyle();

                dateStyle.setDataFormat(format.getFormat("dd-MMM-yyyy"));
                date.setCellStyle(dateStyle);

                date.setCellValue(song.getReleasedate());

                /*
                auto-resizing columns
                 */
                songsSheet.autoSizeColumn(6);
                songsSheet.autoSizeColumn(5);
                songsSheet.autoSizeColumn(4);
                songsSheet.autoSizeColumn(3);
                songsSheet.autoSizeColumn(2);
            }

        }
    }

    /*
    writing this workbook to excel file.
     */
    try {
        FileOutputStream fos = new FileOutputStream(FILE_PATH);
        workbook.write(fos);
        fos.close();

        System.out.println(FILE_PATH + " is successfully written");
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }

}

From source file:com.mycompany.excelreadandwrite.WritetoExcel.java

public void writeSongsListToExcel(List<Song> songList) {

    /*/* w  w  w .j  a  v a 2 s  .com*/
    Use XSSF for xlsx format and for xls use HSSF
    */
    Workbook workbook = new XSSFWorkbook();

    /*
    create new sheet 
    */
    Sheet songsSheet = workbook.createSheet("Albums");

    XSSFCellStyle my_style = (XSSFCellStyle) workbook.createCellStyle();
    /* Create XSSFFont object from the workbook */
    XSSFFont my_font = (XSSFFont) workbook.createFont();

    /*
    setting cell color
    */
    CellStyle style = workbook.createCellStyle();
    style.setFillForegroundColor(IndexedColors.LEMON_CHIFFON.getIndex());
    style.setFillPattern(CellStyle.SOLID_FOREGROUND);

    /*
     setting Header color
    */
    CellStyle style2 = workbook.createCellStyle();
    style2.setFillForegroundColor(IndexedColors.DARK_RED.getIndex());
    style2.setFillPattern(CellStyle.SOLID_FOREGROUND);

    Row rowName = songsSheet.createRow(1);

    /*
    Merging the cells
    */
    songsSheet.addMergedRegion(new CellRangeAddress(1, 1, 2, 3));

    /*
    Applying style to attribute name
    */
    int nameCellIndex = 1;
    Cell namecell = rowName.createCell(nameCellIndex++);
    namecell.setCellValue("Name");
    namecell.setCellStyle(style);

    Cell cel = rowName.createCell(nameCellIndex++);
    cel.setCellValue("Lastname, Firstname");

    /*
    Applying underline to Name
    */
    my_font.setUnderline(XSSFFont.U_SINGLE);
    my_style.setFont(my_font);
    /* Attaching the style to the cell */
    CellStyle combined = workbook.createCellStyle();
    combined.cloneStyleFrom(my_style);
    combined.cloneStyleFrom(style);
    cel.setCellStyle(combined);

    /*
    Applying  colors to header 
    */

    Row rowMain = songsSheet.createRow(3);
    SheetConditionalFormatting sheetCF = songsSheet.getSheetConditionalFormatting();
    ConditionalFormattingRule rule1 = sheetCF.createConditionalFormattingRule("3");
    PatternFormatting fill1 = rule1.createPatternFormatting();
    fill1.setFillBackgroundColor(IndexedColors.CORNFLOWER_BLUE.index);
    fill1.setFillPattern(PatternFormatting.SOLID_FOREGROUND);

    CellRangeAddress[] regions = { CellRangeAddress.valueOf("A4:G4") };

    sheetCF.addConditionalFormatting(regions, rule1);

    /*
    setting new rule to apply alternate colors to cells having same Genre
    */
    ConditionalFormattingRule rule2 = sheetCF.createConditionalFormattingRule("4");
    PatternFormatting fill2 = rule2.createPatternFormatting();
    fill2.setFillBackgroundColor(IndexedColors.LEMON_CHIFFON.index);
    fill2.setFillPattern(PatternFormatting.SOLID_FOREGROUND);

    CellRangeAddress[] regionsAction = { CellRangeAddress.valueOf("A5:G5"), CellRangeAddress.valueOf("A6:G6"),
            CellRangeAddress.valueOf("A7:G7"), CellRangeAddress.valueOf("A8:G8"),
            CellRangeAddress.valueOf("A13:G13"), CellRangeAddress.valueOf("A14:G14"),
            CellRangeAddress.valueOf("A15:G15"), CellRangeAddress.valueOf("A16:G16"),
            CellRangeAddress.valueOf("A23:G23"), CellRangeAddress.valueOf("A24:G24"),
            CellRangeAddress.valueOf("A25:G25"), CellRangeAddress.valueOf("A26:G26")

    };

    /*        
    setting new rule to apply alternate colors to cells having same Genre
     */
    ConditionalFormattingRule rule3 = sheetCF.createConditionalFormattingRule("4");
    PatternFormatting fill3 = rule3.createPatternFormatting();
    fill3.setFillBackgroundColor(IndexedColors.LIGHT_CORNFLOWER_BLUE.index);
    fill3.setFillPattern(PatternFormatting.SOLID_FOREGROUND);

    CellRangeAddress[] regionsAdv = { CellRangeAddress.valueOf("A9:G9"), CellRangeAddress.valueOf("A10:G10"),
            CellRangeAddress.valueOf("A11:G11"), CellRangeAddress.valueOf("A12:G12"),
            CellRangeAddress.valueOf("A17:G17"), CellRangeAddress.valueOf("A18:G18"),
            CellRangeAddress.valueOf("A19:G19"), CellRangeAddress.valueOf("A20:G20"),
            CellRangeAddress.valueOf("A21:G21"), CellRangeAddress.valueOf("A22:G22"),
            CellRangeAddress.valueOf("A27:G27"), CellRangeAddress.valueOf("A28:G28"),
            CellRangeAddress.valueOf("A29:G29") };

    /*
    Applying above created rule formatting to cells
    */
    sheetCF.addConditionalFormatting(regionsAction, rule2);
    sheetCF.addConditionalFormatting(regionsAdv, rule3);

    /*
     Setting coloumn header values
    */
    int mainCellIndex = 0;

    rowMain.createCell(mainCellIndex++).setCellValue("SNO");
    rowMain.createCell(mainCellIndex++).setCellValue("Genre");
    rowMain.createCell(mainCellIndex++).setCellValue("Rating");
    rowMain.createCell(mainCellIndex++).setCellValue("Movie Name");
    rowMain.createCell(mainCellIndex++).setCellValue("Director");
    rowMain.createCell(mainCellIndex++).setCellValue("Release Date");
    rowMain.createCell(mainCellIndex++).setCellValue("Budget");

    /*
    populating cell values
    */
    int rowIndex = 4;
    int sno = 1;
    for (Song song : songList) {
        if (song.getSno() != 0) {

            Row row = songsSheet.createRow(rowIndex++);
            int cellIndex = 0;

            /*
            first place in row is Sno
            */
            row.createCell(cellIndex++).setCellValue(sno++);

            /*
            second place in row is  Genre
            */
            row.createCell(cellIndex++).setCellValue(song.getGenre());

            /*
            third place in row is Critic score
            */
            row.createCell(cellIndex++).setCellValue(song.getCriticscore());

            /*
            fourth place in row is Album name
            */
            row.createCell(cellIndex++).setCellValue(song.getAlbumname());

            /*
            fifth place in row is Artist
            */
            row.createCell(cellIndex++).setCellValue(song.getArtist());

            /*
            sixth place in row is marks in date
            */
            if (song.getReleasedate() != null) {

                Cell date = row.createCell(cellIndex++);

                DataFormat format = workbook.createDataFormat();
                CellStyle dateStyle = workbook.createCellStyle();
                dateStyle.setDataFormat(format.getFormat("dd-MMM-yyyy"));
                date.setCellStyle(dateStyle);

                date.setCellValue(song.getReleasedate());

                /*
                auto-resizing columns
                */
                songsSheet.autoSizeColumn(6);
                songsSheet.autoSizeColumn(5);
                songsSheet.autoSizeColumn(4);
                songsSheet.autoSizeColumn(3);
                songsSheet.autoSizeColumn(2);
            }

        }
    }

    /*
    writing this workbook to excel file.
    */
    try {
        FileOutputStream fos = new FileOutputStream(FILE_PATH);
        workbook.write(fos);
        fos.close();

        System.out.println(FILE_PATH + " is successfully written");
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }

}

From source file:com.mycompany.gannaraputakehomeexam.WritingToExcel.java

public void writeSongsToExcel(List<SongsList> songList) {

    /*/*from  ww  w  . ja va2s .  c  om*/
    Use XSSF for xlsx format and for xls use HSSF
    */
    Workbook workbook = new XSSFWorkbook();

    /*
    create new sheet 
    */
    Sheet songsSheet = workbook.createSheet("Gannarapu_Output");

    XSSFCellStyle my_style = (XSSFCellStyle) workbook.createCellStyle();
    /* Create XSSFFont object from the workbook */
    XSSFFont my_font = (XSSFFont) workbook.createFont();
    XSSFFont font = (XSSFFont) workbook.createFont();

    /*
    setting cell color
    */
    CellStyle style = workbook.createCellStyle();
    style.setFillForegroundColor(IndexedColors.LIGHT_GREEN.getIndex());
    style.setFillPattern(CellStyle.SOLID_FOREGROUND);

    /*
     setting Header color
    */
    CellStyle style2 = workbook.createCellStyle();
    font.setBoldweight(XSSFFont.BOLDWEIGHT_BOLD);
    style2.setFont(font);
    style2.setAlignment(CellStyle.ALIGN_CENTER);
    //   style2.setFillForegroundColor(IndexedColors.DARK_RED.getIndex());
    //   style2.setFillPattern(CellStyle.SOLID_FOREGROUND);
    //            

    Row rowName = songsSheet.createRow(1);

    /*
    Merging the cells
    */
    songsSheet.addMergedRegion(new CellRangeAddress(1, 1, 2, 3));

    /*
    Applying style to attribute name
    */
    int nameCellIndex = 1;
    Cell namecell = rowName.createCell(nameCellIndex++);
    namecell.setCellValue("Name");
    namecell.setCellStyle(style);

    Cell cel = rowName.createCell(nameCellIndex++);
    cel.setCellValue("Gannarapu, Anirudh");

    /*
    Applying underline to Name
    */
    my_font.setUnderline(XSSFFont.U_DOUBLE);
    my_style.setFont(my_font);
    /* Attaching the style to the cell */
    CellStyle combined = workbook.createCellStyle();
    combined.cloneStyleFrom(my_style);
    combined.cloneStyleFrom(style);
    cel.setCellStyle(combined);

    /*
    Applying  colors to header 
    */

    Row rowMain = songsSheet.createRow(3);
    SheetConditionalFormatting sheetCF = songsSheet.getSheetConditionalFormatting();
    ConditionalFormattingRule rule1 = sheetCF.createConditionalFormattingRule("5");
    PatternFormatting fill1 = rule1.createPatternFormatting();
    fill1.setFillBackgroundColor(IndexedColors.RED.index);
    fill1.setFillPattern(PatternFormatting.SOLID_FOREGROUND);

    CellRangeAddress[] regions = { CellRangeAddress.valueOf("A4:F4") };

    sheetCF.addConditionalFormatting(regions, rule1);

    /*
    setting new rule to apply alternate colors to cells having same Genre
    */
    ConditionalFormattingRule rule2 = sheetCF.createConditionalFormattingRule("4");
    PatternFormatting fill2 = rule2.createPatternFormatting();
    fill2.setFillBackgroundColor(IndexedColors.LEMON_CHIFFON.index);
    fill2.setFillPattern(PatternFormatting.SOLID_FOREGROUND);

    CellRangeAddress[] regionsAction = { CellRangeAddress.valueOf("A5:F5"), CellRangeAddress.valueOf("A6:F6"),
            CellRangeAddress.valueOf("A7:F7"), CellRangeAddress.valueOf("A8:F8"),
            CellRangeAddress.valueOf("A13:F13"), CellRangeAddress.valueOf("A14:F14"),
            CellRangeAddress.valueOf("A15:F15"), CellRangeAddress.valueOf("A16:F16"),
            CellRangeAddress.valueOf("A23:F23"), CellRangeAddress.valueOf("A24:F24"),
            CellRangeAddress.valueOf("A25:F25"), CellRangeAddress.valueOf("A26:F26")

    };

    /*        
    setting new rule to apply alternate colors to cells having same Genre
     */
    ConditionalFormattingRule rule3 = sheetCF.createConditionalFormattingRule("4");
    PatternFormatting fill3 = rule3.createPatternFormatting();
    fill3.setFillBackgroundColor(IndexedColors.LIGHT_GREEN.index);
    fill3.setFillPattern(PatternFormatting.SOLID_FOREGROUND);

    CellRangeAddress[] regionsAdv = { CellRangeAddress.valueOf("A9:F9"), CellRangeAddress.valueOf("A10:F10"),
            CellRangeAddress.valueOf("A11:F11"), CellRangeAddress.valueOf("A12:F12"),
            CellRangeAddress.valueOf("A17:F17"), CellRangeAddress.valueOf("A18:F18"),
            CellRangeAddress.valueOf("A19:F19"), CellRangeAddress.valueOf("A20:F20"),
            CellRangeAddress.valueOf("A21:F21"), CellRangeAddress.valueOf("A22:F22"),
            CellRangeAddress.valueOf("A27:F27"), CellRangeAddress.valueOf("A28:F28"),
            CellRangeAddress.valueOf("A29:F29") };

    /*
    Applying above created rule formatting to cells
    */
    sheetCF.addConditionalFormatting(regionsAction, rule2);
    sheetCF.addConditionalFormatting(regionsAdv, rule3);

    /*
     Setting coloumn header values
    */
    int mainCellIndex = 0;

    Cell SNO = rowMain.createCell(mainCellIndex++);
    SNO.setCellValue("SNO");
    SNO.setCellStyle(style2);
    Cell gen = rowMain.createCell(mainCellIndex++);
    gen.setCellValue("Genre");
    gen.setCellStyle(style2);
    Cell credit = rowMain.createCell(mainCellIndex++);
    credit.setCellValue("Credit Score");
    credit.setCellStyle(style2);
    Cell name = rowMain.createCell(mainCellIndex++);
    name.setCellValue("Album Name");
    name.setCellStyle(style2);
    Cell art = rowMain.createCell(mainCellIndex++);
    art.setCellValue("Artist");
    art.setCellStyle(style2);
    Cell release = rowMain.createCell(mainCellIndex++);
    release.setCellValue("Release Date");
    release.setCellStyle(style2);

    /*
    populating cell values
    */
    int rowIndex = 4;
    int sno = 1;
    for (SongsList song : songList) {
        if (song.getSno() != 0) {

            Row row = songsSheet.createRow(rowIndex++);
            int cellIndex = 0;

            /*
            first place in row is Sno
            */
            row.createCell(cellIndex++).setCellValue(sno++);

            /*
            second place in row is  Genre
            */
            row.createCell(cellIndex++).setCellValue(song.getGenre());

            /*
            third place in row is Critic score
            */
            row.createCell(cellIndex++).setCellValue(song.getCriticscore());

            /*
            fourth place in row is Album name
            */
            row.createCell(cellIndex++).setCellValue(song.getAlbumname());

            /*
            fifth place in row is Artist
            */
            row.createCell(cellIndex++).setCellValue(song.getArtist());

            /*
            sixth place in row is marks in date
            */
            if (song.getReleasedate() != null) {

                Cell date = row.createCell(cellIndex++);

                DataFormat format = workbook.createDataFormat();
                CellStyle dateStyle = workbook.createCellStyle();
                dateStyle.setDataFormat(format.getFormat("dd-MMM-yyyy"));
                date.setCellStyle(dateStyle);

                date.setCellValue(song.getReleasedate());

                /*
                auto-resizing columns
                */
                songsSheet.autoSizeColumn(6);
                songsSheet.autoSizeColumn(5);
                songsSheet.autoSizeColumn(4);
                songsSheet.autoSizeColumn(3);
                songsSheet.autoSizeColumn(2);
            }

        }
    }

    /*
    writing this workbook to excel file.
    */
    try {
        FileOutputStream fos = new FileOutputStream(FILE_PATH);
        workbook.write(fos);
        fos.close();

        System.out.println(FILE_PATH + " is successfully written");
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }

}

From source file:com.mycompany.gayamtakehomeexam.WritetoExcel.java

public void writeSongsListToExcel(List<Song> songList) {

    /*//from   www  .  ja v  a2s .com
    Use XSSF for xlsx format and for xls use HSSF
    */
    Workbook workbook = new XSSFWorkbook();

    /*
    create new sheet
    */
    Sheet songsSheet = workbook.createSheet("Albums");

    XSSFCellStyle my_style = (XSSFCellStyle) workbook.createCellStyle();
    /* Create XSSFFont object from the workbook */
    XSSFFont my_font = (XSSFFont) workbook.createFont();

    /*
    setting cell color
    */
    CellStyle style = workbook.createCellStyle();
    style.setFillForegroundColor(IndexedColors.LEMON_CHIFFON.getIndex());
    style.setFillPattern(CellStyle.SOLID_FOREGROUND);

    CellStyle style1 = workbook.createCellStyle();//Create style
    Font font = workbook.createFont();//Create font
    font.setBoldweight(Font.BOLDWEIGHT_BOLD);//Make font bold
    style1.setFont(font);//set it to bold
    style1.setAlignment(CellStyle.ALIGN_CENTER);

    CellStyle style13 = workbook.createCellStyle();//Create style
    Font font13 = workbook.createFont();//Create font
    style13.setAlignment(CellStyle.ALIGN_LEFT);

    CellStyle style14 = workbook.createCellStyle();//Create style
    Font font14 = workbook.createFont();//Create font
    style14.setAlignment(CellStyle.ALIGN_RIGHT);
    /*
     setting Header color
    */
    CellStyle style2 = workbook.createCellStyle();
    style2.setFillForegroundColor(IndexedColors.LIGHT_ORANGE.getIndex());
    style2.setFillBackgroundColor(IndexedColors.LIGHT_ORANGE.getIndex());
    style2.setFillPattern(CellStyle.SOLID_FOREGROUND);

    Row rowName = songsSheet.createRow(1);

    /*
    Merging the cells
    */
    songsSheet.addMergedRegion(new CellRangeAddress(1, 1, 2, 3));

    /*
    Applying style to attribute name
    */
    int nameCellIndex = 1;
    Cell namecell = rowName.createCell(nameCellIndex++);
    namecell.setCellValue("Name");
    namecell.setCellStyle(style);

    Cell cel = rowName.createCell(nameCellIndex++);

    /*
    Applying underline to Name
    */
    Font underlineFont = workbook.createFont();
    underlineFont.setUnderline(HSSFFont.U_SINGLE);

    /* Attaching the style to the cell */
    CellStyle combined = workbook.createCellStyle();
    combined.setFont(underlineFont);
    cel.setCellStyle(combined);
    cel.setCellValue("Gayam, Prathibha");

    /*
    Applying  colors to header
    */
    Row rowMain = songsSheet.createRow(3);
    SheetConditionalFormatting sheetCF = songsSheet.getSheetConditionalFormatting();
    ConditionalFormattingRule rule1 = sheetCF.createConditionalFormattingRule("3");
    PatternFormatting fill1 = rule1.createPatternFormatting();
    fill1.setFillBackgroundColor(IndexedColors.LIGHT_ORANGE.index);
    fill1.setFillPattern(PatternFormatting.SOLID_FOREGROUND);

    CellRangeAddress[] regions = { CellRangeAddress.valueOf("A4:G4") };

    sheetCF.addConditionalFormatting(regions, rule1);

    /*
    setting new rule to apply alternate colors to cells having same Genre
    */
    ConditionalFormattingRule rule2 = sheetCF.createConditionalFormattingRule("4");
    PatternFormatting fill2 = rule2.createPatternFormatting();
    fill2.setFillBackgroundColor(IndexedColors.LEMON_CHIFFON.index);
    fill2.setFillPattern(PatternFormatting.SOLID_FOREGROUND);

    CellRangeAddress[] regionsAction = { CellRangeAddress.valueOf("A5:G5"), CellRangeAddress.valueOf("A6:G6"),
            CellRangeAddress.valueOf("A7:G7"), CellRangeAddress.valueOf("A8:G8"),
            CellRangeAddress.valueOf("A13:G13"), CellRangeAddress.valueOf("A14:G14"),
            CellRangeAddress.valueOf("A15:G15"), CellRangeAddress.valueOf("A16:G16"),
            CellRangeAddress.valueOf("A23:G23"), CellRangeAddress.valueOf("A24:G24"),
            CellRangeAddress.valueOf("A25:G25"), CellRangeAddress.valueOf("A26:G26")

    };

    /*        
    setting new rule to apply alternate colors to cells having same Genre
     */
    ConditionalFormattingRule rule3 = sheetCF.createConditionalFormattingRule("4");
    PatternFormatting fill3 = rule3.createPatternFormatting();
    fill3.setFillBackgroundColor(IndexedColors.LIGHT_CORNFLOWER_BLUE.index);
    fill3.setFillPattern(PatternFormatting.SOLID_FOREGROUND);

    CellRangeAddress[] regionsAdv = { CellRangeAddress.valueOf("A9:G9"), CellRangeAddress.valueOf("A10:G10"),
            CellRangeAddress.valueOf("A11:G11"), CellRangeAddress.valueOf("A12:G12"),
            CellRangeAddress.valueOf("A17:G17"), CellRangeAddress.valueOf("A18:G18"),
            CellRangeAddress.valueOf("A19:G19"), CellRangeAddress.valueOf("A20:G20"),
            CellRangeAddress.valueOf("A21:G21"), CellRangeAddress.valueOf("A22:G22"),
            CellRangeAddress.valueOf("A27:G27"), CellRangeAddress.valueOf("A28:G28"),
            CellRangeAddress.valueOf("A29:G29") };

    /*
    Applying above created rule formatting to cells
    */
    sheetCF.addConditionalFormatting(regionsAction, rule2);
    sheetCF.addConditionalFormatting(regionsAdv, rule3);

    /*
     Setting coloumn header values
    */
    int mainCellIndex = 0;

    Cell cell0 = rowMain.createCell(mainCellIndex++);
    cell0.setCellValue("SNO");
    cell0.setCellStyle(style1);
    Cell cell1 = rowMain.createCell(mainCellIndex++);
    cell1.setCellValue("Genre");
    cell1.setCellStyle(style1);
    Cell cell2 = rowMain.createCell(mainCellIndex++);
    cell2.setCellValue("Credit Score");
    cell2.setCellStyle(style1);
    Cell cell3 = rowMain.createCell(mainCellIndex++);
    cell3.setCellValue("Album Name");
    cell3.setCellStyle(style1);
    Cell cell4 = rowMain.createCell(mainCellIndex++);
    cell4.setCellValue("Artist");
    cell4.setCellStyle(style1);
    Cell cell5 = rowMain.createCell(mainCellIndex++);
    cell5.setCellValue("Release Date");
    cell5.setCellStyle(style1);

    /*
    populating cell values
    */
    int rowIndex = 4;
    int sno = 1;
    for (Song song : songList) {
        if (song.getSno() != 0) {

            Row row = songsSheet.createRow(rowIndex++);
            int cellIndex = 0;

            /*
            first place in row is Sno
            */

            Cell cell20 = row.createCell(cellIndex++);
            cell20.setCellValue(sno++);
            cell20.setCellStyle(style14);

            /*
            second place in row is  Genre
            */
            Cell cell21 = row.createCell(cellIndex++);
            cell21.setCellValue(song.getGenre());
            cell21.setCellStyle(style13);

            /*
            third place in row is Critic score
            */
            Cell cell22 = row.createCell(cellIndex++);
            cell22.setCellValue(song.getCriticscore());
            cell22.setCellStyle(style14);

            /*
            fourth place in row is Album name
            */
            Cell cell23 = row.createCell(cellIndex++);
            cell23.setCellValue(song.getAlbumname());
            cell23.setCellStyle(style13);

            /*
            fifth place in row is Artist
            */
            Cell cell24 = row.createCell(cellIndex++);
            cell24.setCellValue(song.getArtist());
            cell24.setCellStyle(style13);

            /*
            sixth place in row is marks in date
            */
            if (song.getReleasedate() != null) {

                Cell date = row.createCell(cellIndex++);

                DataFormat format = workbook.createDataFormat();
                CellStyle dateStyle = workbook.createCellStyle();
                dateStyle.setDataFormat(format.getFormat("dd-MMM-yyyy"));
                date.setCellStyle(dateStyle);

                date.setCellValue(song.getReleasedate());

                /*
                auto-resizing columns
                */
                songsSheet.autoSizeColumn(6);
                songsSheet.autoSizeColumn(5);
                songsSheet.autoSizeColumn(4);
                songsSheet.autoSizeColumn(3);
                songsSheet.autoSizeColumn(2);
            }

        }
    }

    /*
    writing this workbook to excel file.
    */
    try {
        FileOutputStream fos = new FileOutputStream(FILE_PATH);
        workbook.write(fos);
        fos.close();

        System.out.println(FILE_PATH + " is successfully written");
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }

}

From source file:com.wantdo.stat.excel.poi_src.ConditionalFormats.java

License:Apache License

/**
 * Highlight multiple cells based on a formula
 *//*from   ww  w.  ja  v  a  2 s.c  om*/
static void multiCell(Sheet sheet) {
    // header row
    Row row0 = sheet.createRow(0);
    row0.createCell(0).setCellValue("Units");
    row0.createCell(1).setCellValue("Cost");
    row0.createCell(2).setCellValue("Total");

    Row row1 = sheet.createRow(1);
    row1.createCell(0).setCellValue(71);
    row1.createCell(1).setCellValue(29);
    row1.createCell(2).setCellValue(2059);

    Row row2 = sheet.createRow(2);
    row2.createCell(0).setCellValue(85);
    row2.createCell(1).setCellValue(29);
    row2.createCell(2).setCellValue(2059);

    Row row3 = sheet.createRow(3);
    row3.createCell(0).setCellValue(71);
    row3.createCell(1).setCellValue(29);
    row3.createCell(2).setCellValue(2059);

    SheetConditionalFormatting sheetCF = sheet.getSheetConditionalFormatting();

    // Condition 1: Formula Is   =$B2>75   (Blue Fill)
    ConditionalFormattingRule rule1 = sheetCF.createConditionalFormattingRule("$A2>75");
    PatternFormatting fill1 = rule1.createPatternFormatting();
    fill1.setFillBackgroundColor(IndexedColors.BLUE.index);
    fill1.setFillPattern(PatternFormatting.SOLID_FOREGROUND);

    CellRangeAddress[] regions = { CellRangeAddress.valueOf("A2:C4") };

    sheetCF.addConditionalFormatting(regions, rule1);

    sheet.getRow(2).createCell(4).setCellValue("<== Condition 1: Formula Is =$B2>75   (Blue Fill)");
}

From source file:com.wantdo.stat.excel.poi_src.ConditionalFormats.java

License:Apache License

/**
 *  Use Excel conditional formatting to check for errors,
 *  and change the font colour to match the cell colour.
 *  In this example, if formula result is  #DIV/0! then it will have white font colour.
 *///w  ww .j av  a  2s .  c  o  m
static void errors(Sheet sheet) {
    sheet.createRow(0).createCell(0).setCellValue(84);
    sheet.createRow(1).createCell(0).setCellValue(0);
    sheet.createRow(2).createCell(0).setCellFormula("ROUND(A1/A2,0)");
    sheet.createRow(3).createCell(0).setCellValue(0);
    sheet.createRow(4).createCell(0).setCellFormula("ROUND(A6/A4,0)");
    sheet.createRow(5).createCell(0).setCellValue(41);

    SheetConditionalFormatting sheetCF = sheet.getSheetConditionalFormatting();

    // Condition 1: Formula Is   =ISERROR(C2)   (White Font)
    ConditionalFormattingRule rule1 = sheetCF.createConditionalFormattingRule("ISERROR(A1)");
    FontFormatting font = rule1.createFontFormatting();
    font.setFontColorIndex(IndexedColors.WHITE.index);

    CellRangeAddress[] regions = { CellRangeAddress.valueOf("A1:A6") };

    sheetCF.addConditionalFormatting(regions, rule1);

    sheet.getRow(2).createCell(1).setCellValue(
            "<== The error in this cell is hidden. Condition: Formula Is   =ISERROR(C2)   (White Font)");
    sheet.getRow(4).createCell(1).setCellValue(
            "<== The error in this cell is hidden. Condition: Formula Is   =ISERROR(C2)   (White Font)");
}

From source file:com.wantdo.stat.excel.poi_src.ConditionalFormats.java

License:Apache License

/**
 * Use Excel conditional formatting to hide the duplicate values,
 * and make the list easier to read. In this example, when the table is sorted by Region,
 * the second (and subsequent) occurences of each region name will have white font colour.
 *//*from   w ww  . j a va 2 s . c o  m*/
static void hideDupplicates(Sheet sheet) {
    sheet.createRow(0).createCell(0).setCellValue("City");
    sheet.createRow(1).createCell(0).setCellValue("Boston");
    sheet.createRow(2).createCell(0).setCellValue("Boston");
    sheet.createRow(3).createCell(0).setCellValue("Chicago");
    sheet.createRow(4).createCell(0).setCellValue("Chicago");
    sheet.createRow(5).createCell(0).setCellValue("New York");

    SheetConditionalFormatting sheetCF = sheet.getSheetConditionalFormatting();

    // Condition 1: Formula Is   =A2=A1   (White Font)
    ConditionalFormattingRule rule1 = sheetCF.createConditionalFormattingRule("A2=A1");
    FontFormatting font = rule1.createFontFormatting();
    font.setFontColorIndex(IndexedColors.WHITE.index);

    CellRangeAddress[] regions = { CellRangeAddress.valueOf("A2:A6") };

    sheetCF.addConditionalFormatting(regions, rule1);

    sheet.getRow(1).createCell(1)
            .setCellValue("<== the second (and subsequent) "
                    + "occurences of each region name will have white font colour.  "
                    + "Condition: Formula Is   =A2=A1   (White Font)");
}

From source file:com.wantdo.stat.excel.poi_src.ConditionalFormats.java

License:Apache License

/**
 * Use Excel conditional formatting to highlight duplicate entries in a column.
 *//*from   w ww. j  a v  a  2s .c  o  m*/
static void formatDuplicates(Sheet sheet) {
    sheet.createRow(0).createCell(0).setCellValue("Code");
    sheet.createRow(1).createCell(0).setCellValue(4);
    sheet.createRow(2).createCell(0).setCellValue(3);
    sheet.createRow(3).createCell(0).setCellValue(6);
    sheet.createRow(4).createCell(0).setCellValue(3);
    sheet.createRow(5).createCell(0).setCellValue(5);
    sheet.createRow(6).createCell(0).setCellValue(8);
    sheet.createRow(7).createCell(0).setCellValue(0);
    sheet.createRow(8).createCell(0).setCellValue(2);
    sheet.createRow(9).createCell(0).setCellValue(8);
    sheet.createRow(10).createCell(0).setCellValue(6);

    SheetConditionalFormatting sheetCF = sheet.getSheetConditionalFormatting();

    // Condition 1: Formula Is   =A2=A1   (White Font)
    ConditionalFormattingRule rule1 = sheetCF.createConditionalFormattingRule("COUNTIF($A$2:$A$11,A2)>1");
    FontFormatting font = rule1.createFontFormatting();
    font.setFontStyle(false, true);
    font.setFontColorIndex(IndexedColors.BLUE.index);

    CellRangeAddress[] regions = { CellRangeAddress.valueOf("A2:A11") };

    sheetCF.addConditionalFormatting(regions, rule1);

    sheet.getRow(2).createCell(1).setCellValue("<== Duplicates numbers in the column are highlighted.  "
            + "Condition: Formula Is =COUNTIF($A$2:$A$11,A2)>1   (Blue Font)");
}

From source file:com.wantdo.stat.excel.poi_src.ConditionalFormats.java

License:Apache License

/**
 * Use Excel conditional formatting to highlight items that are in a list on the worksheet.
 *///w  w w  .  j  a  va  2s. c o  m
static void inList(Sheet sheet) {
    sheet.createRow(0).createCell(0).setCellValue("Codes");
    sheet.createRow(1).createCell(0).setCellValue("AA");
    sheet.createRow(2).createCell(0).setCellValue("BB");
    sheet.createRow(3).createCell(0).setCellValue("GG");
    sheet.createRow(4).createCell(0).setCellValue("AA");
    sheet.createRow(5).createCell(0).setCellValue("FF");
    sheet.createRow(6).createCell(0).setCellValue("XX");
    sheet.createRow(7).createCell(0).setCellValue("CC");

    sheet.getRow(0).createCell(2).setCellValue("Valid");
    sheet.getRow(1).createCell(2).setCellValue("AA");
    sheet.getRow(2).createCell(2).setCellValue("BB");
    sheet.getRow(3).createCell(2).setCellValue("CC");

    SheetConditionalFormatting sheetCF = sheet.getSheetConditionalFormatting();

    // Condition 1: Formula Is   =A2=A1   (White Font)
    ConditionalFormattingRule rule1 = sheetCF.createConditionalFormattingRule("COUNTIF($C$2:$C$4,A2)");
    PatternFormatting fill1 = rule1.createPatternFormatting();
    fill1.setFillBackgroundColor(IndexedColors.LIGHT_BLUE.index);
    fill1.setFillPattern(PatternFormatting.SOLID_FOREGROUND);

    CellRangeAddress[] regions = { CellRangeAddress.valueOf("A2:A8") };

    sheetCF.addConditionalFormatting(regions, rule1);

    sheet.getRow(2).createCell(3).setCellValue(
            "<== Use Excel conditional formatting to highlight items that are in a list on the worksheet");
}

From source file:com.wantdo.stat.excel.poi_src.ConditionalFormats.java

License:Apache License

/**
 *  Use Excel conditional formatting to highlight payments that are due in the next thirty days.
 *  In this example, Due dates are entered in cells A2:A4.
 *//*  w w w  .j  a va  2  s .c  om*/
static void expiry(Sheet sheet) {
    CellStyle style = sheet.getWorkbook().createCellStyle();
    style.setDataFormat((short) BuiltinFormats.getBuiltinFormat("d-mmm"));

    sheet.createRow(0).createCell(0).setCellValue("Date");
    sheet.createRow(1).createCell(0).setCellFormula("TODAY()+29");
    sheet.createRow(2).createCell(0).setCellFormula("A2+1");
    sheet.createRow(3).createCell(0).setCellFormula("A3+1");

    for (int rownum = 1; rownum <= 3; rownum++)
        sheet.getRow(rownum).getCell(0).setCellStyle(style);

    SheetConditionalFormatting sheetCF = sheet.getSheetConditionalFormatting();

    // Condition 1: Formula Is   =A2=A1   (White Font)
    ConditionalFormattingRule rule1 = sheetCF
            .createConditionalFormattingRule("AND(A2-TODAY()>=0,A2-TODAY()<=30)");
    FontFormatting font = rule1.createFontFormatting();
    font.setFontStyle(false, true);
    font.setFontColorIndex(IndexedColors.BLUE.index);

    CellRangeAddress[] regions = { CellRangeAddress.valueOf("A2:A4") };

    sheetCF.addConditionalFormatting(regions, rule1);

    sheet.getRow(0).createCell(1).setCellValue("Dates within the next 30 days are highlighted");
}