org.apache.poi.examples.hssf.usermodel.Alignment Maven / Gradle / Ivy
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package org.apache.poi.examples.hssf.usermodel;
import java.io.FileOutputStream;
import java.io.IOException;
import org.apache.poi.hssf.usermodel.HSSFCell;
import org.apache.poi.hssf.usermodel.HSSFCellStyle;
import org.apache.poi.hssf.usermodel.HSSFRow;
import org.apache.poi.hssf.usermodel.HSSFSheet;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.apache.poi.ss.usermodel.HorizontalAlignment;
/**
* Shows how various alignment options work.
*/
public class Alignment {
public static void main(String[] args) throws IOException {
try (HSSFWorkbook wb = new HSSFWorkbook()) {
HSSFSheet sheet = wb.createSheet("new sheet");
HSSFRow row = sheet.createRow(2);
createCell(wb, row, 0, HorizontalAlignment.CENTER);
createCell(wb, row, 1, HorizontalAlignment.CENTER_SELECTION);
createCell(wb, row, 2, HorizontalAlignment.FILL);
createCell(wb, row, 3, HorizontalAlignment.GENERAL);
createCell(wb, row, 4, HorizontalAlignment.JUSTIFY);
createCell(wb, row, 5, HorizontalAlignment.LEFT);
createCell(wb, row, 6, HorizontalAlignment.RIGHT);
// Write the output to a file
try (FileOutputStream fileOut = new FileOutputStream("workbook.xls")) {
wb.write(fileOut);
}
}
}
/**
* Creates a cell and aligns it a certain way.
*
* @param wb the workbook
* @param row the row to create the cell in
* @param column the column number to create the cell in
* @param align the alignment for the cell.
*/
private static void createCell(HSSFWorkbook wb, HSSFRow row, int column, HorizontalAlignment align) {
HSSFCell cell = row.createCell(column);
cell.setCellValue("Align It");
HSSFCellStyle cellStyle = wb.createCellStyle();
cellStyle.setAlignment(align);
cell.setCellStyle(cellStyle);
}
}