Java tutorial
/* * eGov SmartCity eGovernance suite aims to improve the internal efficiency,transparency, * accountability and the service delivery of the government organizations. * * Copyright (C) 2017 eGovernments Foundation * * The updated version of eGov suite of products as by eGovernments Foundation * is available at http://www.egovernments.org * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see http://www.gnu.org/licenses/ or * http://www.gnu.org/licenses/gpl.html . * * In addition to the terms of the GPL license to be adhered to in using this * program, the following additional terms are to be complied with: * * 1) All versions of this program, verbatim or modified must carry this * Legal Notice. * Further, all user interfaces, including but not limited to citizen facing interfaces, * Urban Local Bodies interfaces, dashboards, mobile applications, of the program and any * derived works should carry eGovernments Foundation logo on the top right corner. * * For the logo, please refer http://egovernments.org/html/logo/egov_logo.png. * For any further queries on attribution, including queries on brand guidelines, * please contact contact@egovernments.org * * 2) Any misrepresentation of the origin of the material is prohibited. It * is required that all modified versions of this material be marked in * reasonable ways as different from the original version. * * 3) This license does not grant any rights to any user of the program * with regards to rights under trademark law for use of the trade names * or trademarks of eGovernments Foundation. * * In case of any queries, you can reach eGovernments Foundation at contact@egovernments.org. * */ package org.egov.works.utils; import com.lowagie.text.Document; import com.lowagie.text.Element; import com.lowagie.text.Font; import com.lowagie.text.PageSize; import com.lowagie.text.Paragraph; import com.lowagie.text.pdf.PdfPCell; import com.lowagie.text.pdf.PdfPTable; import com.lowagie.text.pdf.PdfWriter; import org.egov.infra.exception.ApplicationRuntimeException; import org.egov.infra.persistence.entity.component.Money; import java.io.OutputStream; import java.text.DecimalFormat; public class AbstractPDFGenerator { public static final int LARGE_FONT = 14; protected Document document; protected final OutputStream out; public AbstractPDFGenerator(final OutputStream out, final String type) { this.out = out; try { if (type != null && "landscape".equalsIgnoreCase(type)) document = new Document(PageSize.A4.rotate()); else document = new Document(); PdfWriter.getInstance(document, out); document.open(); } catch (final Exception e) { throw new ApplicationRuntimeException("estimate.pdf.error", e); } } protected void addRow(final PdfPTable table, final boolean needsBorder, final Paragraph... elements) { for (final Paragraph element : elements) { final PdfPCell cell = new PdfPCell(element); // cell.setHorizontalAlignment(element.getAlignment()); cell.setVerticalAlignment(Element.ALIGN_TOP); if (!needsBorder) cell.setBorderWidth(0); table.addCell(cell); } } protected Paragraph spacer() { return new Paragraph(" "); } protected Paragraph makePara(final Object value, final int alignment) { final Paragraph header = new Paragraph(value == null ? "" : value.toString()); header.setAlignment(alignment); return header; } protected Paragraph makeParaWithFont(final float fontSize, final Object value, final int alignment) { final Font font = new Font(); font.setSize(fontSize); final Paragraph header = new Paragraph(value == null ? "" : value.toString(), font); header.setAlignment(alignment); return header; } protected Paragraph makePara(final Object value) { return new Paragraph(value == null ? "" : value.toString()); } protected Paragraph makeParaWithFont(final float fontSize, final Object value) { final Font font = new Font(); font.setSize(fontSize); return new Paragraph(value == null ? "" : value.toString(), font); } protected Paragraph makePara(final float size, final Object value) { final Font font = new Font(); font.setSize(size); return new Paragraph(value == null ? "" : value.toString(), font); } protected Paragraph centerPara(final Object value) { return makePara(value, Element.ALIGN_CENTER); } protected Paragraph centerPara(final float fontSize, final Object value) { return makeParaWithFont(fontSize, value, Element.ALIGN_CENTER); } protected Paragraph rightPara(final Object value) { return makePara(value, Element.ALIGN_RIGHT); } protected Paragraph rightPara(final float size, final Object value) { final Font font = new Font(); font.setSize(size); final Paragraph header = new Paragraph(value == null ? "" : value.toString(), font); header.setAlignment(Element.ALIGN_RIGHT); return header; } protected Font getUnderlinedFont() { return new Font(Font.UNDEFINED, Font.UNDEFINED, Font.UNDERLINE, null); } public String toCurrency(final Money money) { return toCurrency(money.getValue()); } public String toCurrency(final double money) { final double rounded = Math.round(money * 100) / 100.0; final DecimalFormat formatter = new DecimalFormat("0.00"); formatter.setDecimalSeparatorAlwaysShown(true); return formatter.format(rounded); } }