diff options
Diffstat (limited to 'stamper/stmp-itext/src/main')
4 files changed, 0 insertions, 738 deletions
diff --git a/stamper/stmp-itext/src/main/java/META-INF/MANIFEST.MF b/stamper/stmp-itext/src/main/java/META-INF/MANIFEST.MF deleted file mode 100644 index 5e949512..00000000 --- a/stamper/stmp-itext/src/main/java/META-INF/MANIFEST.MF +++ /dev/null @@ -1,3 +0,0 @@ -Manifest-Version: 1.0
-Class-Path:
-
diff --git a/stamper/stmp-itext/src/main/java/at/gv/egiz/pdfas/stmp/itext/ITextStamper.java b/stamper/stmp-itext/src/main/java/at/gv/egiz/pdfas/stmp/itext/ITextStamper.java deleted file mode 100644 index a58fbe0b..00000000 --- a/stamper/stmp-itext/src/main/java/at/gv/egiz/pdfas/stmp/itext/ITextStamper.java +++ /dev/null @@ -1,579 +0,0 @@ -/******************************************************************************* - * <copyright> Copyright 2014 by E-Government Innovation Center EGIZ, Graz, Austria </copyright> - * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a - * joint initiative of the Federal Chancellery Austria and Graz University of - * Technology. - * - * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by - * the European Commission - subsequent versions of the EUPL (the "Licence"); - * You may not use this work except in compliance with the Licence. - * You may obtain a copy of the Licence at: - * http://www.osor.eu/eupl/ - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the Licence is distributed on an "AS IS" basis, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the Licence for the specific language governing permissions and - * limitations under the Licence. - * - * This product combines work with different licenses. See the "NOTICE" text - * file for details on the various modules and licenses. - * The "NOTICE" text file is part of the distribution. Any derivative works - * that you distribute must include a readable copy of the "NOTICE" text file. - ******************************************************************************/ -package at.gv.egiz.pdfas.stmp.itext; - -import java.io.ByteArrayOutputStream; -import java.io.File; -import java.io.IOException; -import java.net.MalformedURLException; -import java.util.ArrayList; -import java.util.HashMap; - -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; - -import at.gv.egiz.pdfas.common.exceptions.PDFIOException; -import at.gv.egiz.pdfas.common.exceptions.PdfAsException; -import at.gv.egiz.pdfas.common.settings.ISettings; -import at.gv.egiz.pdfas.lib.impl.stamping.IPDFStamper; -import at.gv.egiz.pdfas.lib.impl.stamping.IPDFVisualObject; -import at.gv.egiz.pdfas.lib.impl.status.PDFObject; -import at.knowcenter.wag.egov.egiz.pdf.PositioningInstruction; -import at.knowcenter.wag.egov.egiz.table.Entry; -import at.knowcenter.wag.egov.egiz.table.Style; -import at.knowcenter.wag.egov.egiz.table.Table; - -import com.lowagie.text.BadElementException; -import com.lowagie.text.DocumentException; -import com.lowagie.text.Element; -import com.lowagie.text.Font; -import com.lowagie.text.Image; -import com.lowagie.text.Phrase; -import com.lowagie.text.Rectangle; -import com.lowagie.text.pdf.BaseFont; -import com.lowagie.text.pdf.ITextStamperAccess; -import com.lowagie.text.pdf.PdfContentByte; -import com.lowagie.text.pdf.PdfPCell; -import com.lowagie.text.pdf.PdfPTable; -import com.lowagie.text.pdf.PdfReader; -import com.lowagie.text.pdf.PdfStamper; -import com.lowagie.text.pdf.PdfTemplate; - -public class ITextStamper implements IPDFStamper { - - private static final Logger logger = LoggerFactory.getLogger(ITextStamper.class); - - /** - * The default font definition - */ - private static Font DEFAULT_FONT = new Font(Font.HELVETICA, 8, Font.NORMAL); - - private ISettings settings; - - /** - * This method visualize an abstract table into a corresponding pdf table. The - * new pdf table is redered and get the style information from the abstract - * cell. - * - * @param abstractTable - * the abstract table definition - * @return the new redererd pdf table cell - * @throws PdfAsException - * ErrorCode:220, 221, 222, 223 - * @see com.lowagie.text.pdf.PdfPTable - * @see at.knowcenter.wag.egov.egiz.table.Table - */ - private PdfPTable renderTable(Table abstractTable) throws PdfAsException - { - if (abstractTable == null) - { - PdfAsException pde = new PdfAsException("error.pdf.stamp.03"); - throw pde; - } - PdfPTable pdf_table = null; - float[] cols = abstractTable.getColsRelativeWith(); - int max_cols = abstractTable.getMaxCols(); - if (cols == null) - { - cols = new float[max_cols]; - // set the column ratio for all columns to 1 - for (int cols_idx = 0; cols_idx < cols.length; cols_idx++) - { - cols[cols_idx] = 1; - } - } - pdf_table = new PdfPTable(cols); - pdf_table.setWidthPercentage(abstractTable.getWidth()); - Style table_style = abstractTable.getStyle(); - setCellStyle(pdf_table.getDefaultCell(), table_style, Entry.TYPE_TABLE); - - @SuppressWarnings("rawtypes") - ArrayList rows = abstractTable.getRows(); - for (int row_idx = 0; row_idx < rows.size(); row_idx++) - { - @SuppressWarnings("rawtypes") - ArrayList row = (ArrayList) rows.get(row_idx); - logger.debug("## Row:" + row_idx + " ## of table:" + abstractTable.getName()); - for (int entry_idx = 0; entry_idx < row.size(); entry_idx++) - { - Entry cell = (Entry) row.get(entry_idx); - // 03.11.2010 changed by exthex - swapped the two params, was probably a bug - Style inherit_style = Style.doInherit(table_style, cell.getStyle()); - cell.setStyle(inherit_style); - logger.debug(cell.toString()); - PdfPCell pdf_cell = renderCell(cell); - if (cell.getColSpan() > 1) - { - pdf_cell.setColspan(cell.getColSpan()); - } - if (cell.isNoWrap()) - { - pdf_cell.setNoWrap(true); - } - // System.err.println("valign:" + pdf_cell.getVerticalAlignment() + " - // halign:" + - // pdf_cell.getHorizontalAlignment()); - pdf_table.addCell(pdf_cell); - } - pdf_table.completeRow(); - } - logger.debug("render table:" + abstractTable.getName()); - return pdf_table; - } - - /** - * Map the style align definitions to IText's align statements - */ - private static HashMap<String, Integer> alignMap_ = new HashMap<String, Integer>(); - - /** - * Map the font definitions to IText's font statements - */ - private static HashMap<String, Integer> fontStyleMap_ = new HashMap<String, Integer>(); - - private static HashMap<String, Font> fontMap_ = new HashMap<String, Font>(); - - static { - initStyleMaps(); - } - - /** - * This method initialize the style maps. It maps the style style definitions - * to IText styles. - */ - private static void initStyleMaps() - { - alignMap_.put(Style.TOP, new Integer(Element.ALIGN_TOP)); - alignMap_.put(Style.MIDDLE, new Integer(Element.ALIGN_MIDDLE)); - alignMap_.put(Style.BOTTOM, new Integer(Element.ALIGN_BOTTOM)); - alignMap_.put(Style.LEFT, new Integer(Element.ALIGN_LEFT)); - alignMap_.put(Style.CENTER, new Integer(Element.ALIGN_CENTER)); - alignMap_.put(Style.RIGHT, new Integer(Element.ALIGN_RIGHT)); - - //BaseFont.createFont() - fontStyleMap_.put(Style.HELVETICA, new Integer(Font.HELVETICA)); - fontStyleMap_.put(Style.TIMES_ROMAN, new Integer(Font.TIMES_ROMAN)); - fontStyleMap_.put(Style.COURIER, new Integer(Font.COURIER)); - fontStyleMap_.put(Style.NORMAL, new Integer(Font.NORMAL)); - fontStyleMap_.put(Style.BOLD, new Integer(Font.BOLD)); - fontStyleMap_.put(Style.ITALIC, new Integer(Font.ITALIC)); - fontStyleMap_.put(Style.BOLDITALIC, new Integer(Font.BOLDITALIC)); - fontStyleMap_.put(Style.UNDERLINE, new Integer(Font.UNDERLINE)); - fontStyleMap_.put(Style.STRIKETHRU, new Integer(Font.STRIKETHRU)); - } - - /** - * This method maps the table cell definitions to the pdfCell element. - * - * @param pdfCell - * the pdf cell to be styled - * @param cellStyle - * the abstract style definition - * @param type - * type of the cell to render - the appropriate style will be set - * @see com.lowagie.text.pdf.PdfPCell - * @see at.knowcenter.wag.egov.egiz.table.Style - */ - private void setCellStyle(PdfPCell pdfCell, Style cellStyle, int type) - { - if (cellStyle != null) - { - if (cellStyle.getBgColor() != null) - { - pdfCell.setBackgroundColor(cellStyle.getBgColor()); - } - pdfCell.setPadding(cellStyle.getPadding()); - //exthex - fix for not exactly vertically centered text - pdfCell.setUseAscender(true); - - if (cellStyle.getBorder() > 0) - { - pdfCell.setBorderWidth(cellStyle.getBorder()); - } - else - { - pdfCell.setBorder(0); - } - int align = -1; - if (type == Entry.TYPE_VALUE && cellStyle.getValueVAlign() != null) - align = ((Integer) alignMap_.get(cellStyle.getValueVAlign())).intValue(); - //Note: to change the default valign of images to those of values, change the if construct below - else if (type == Entry.TYPE_IMAGE && cellStyle.getImageVAlign() != null) - align = ((Integer) alignMap_.get(cellStyle.getImageVAlign())).intValue(); - else if (cellStyle.getVAlign() != null) - - if(alignMap_.get(cellStyle.getVAlign()) == null) { - align = -1; - } else { - align = alignMap_.get(cellStyle.getVAlign()).intValue(); - } - if (align != -1) - pdfCell.setVerticalAlignment(align); - - align = -1; - if (type == Entry.TYPE_VALUE && cellStyle.getValueHAlign() != null) - align = ((Integer) alignMap_.get(cellStyle.getValueHAlign())).intValue(); - //Note: to change the default halign of images to those of values, change the if construct below - else if (type == Entry.TYPE_IMAGE && cellStyle.getImageHAlign() != null) - align = ((Integer) alignMap_.get(cellStyle.getImageHAlign())).intValue(); - else if (cellStyle.getHAlign() != null) - align = ((Integer) alignMap_.get(cellStyle.getHAlign())).intValue(); - if (align != -1) - pdfCell.setHorizontalAlignment(align); - } - } - - /** - * Creates a custom - * @param fontString - * @return - * @throws PdfAsException - */ - private Font getCellTrueTypeFont(String fontString) throws PdfAsException { - float fontSize=8; - String fontName = fontString.replaceFirst("TTF:", ""); - String[] split = fontName.split(","); - if(split.length>1) - { - fontName = split[0].trim(); - try - { - fontSize = Float.parseFloat(split[1].trim()); - }catch (NumberFormatException e) - { - logger.error("Unable to parse fontsize:"+fontString); - } - } - logger.debug("TrueType Font detected:"+fontName +" ("+fontSize+")"); - - try { - Font font = (Font) fontMap_.get(fontString); - - // TODO: implement FONT resources via settings path! - if (font == null) { - logger.debug("Font \"" + fontString + "\" not in cache. Instantiating font."); - String fontPath = this.settings.getWorkingDirectory() + File.separator + "fonts" + File.separator + fontName; - logger.debug("Instantiating \"" + fontPath + "\"."); - - font = new Font(BaseFont.createFont(fontPath, BaseFont.WINANSI, true), fontSize); - fontMap_.put(fontString, font); - } - return font; - } catch (DocumentException e) { - throw new PdfAsException("error.pdf.stamp.01", e); - } catch (IOException e) { - throw new PdfAsException("error.pdf.stamp.01", e); - } - } - - - /** - * This method maps the cell font definition to the iText Font Object - * - * @param fontString - * @return the corresponding iText Font Object - * @see com.lowagie.text.Font - */ - private Font getCellFont(String fontString) - { - Font font = DEFAULT_FONT; - if (fontString == null) - { - return font; - } - Object cache_font = fontMap_.get(fontString); - if (cache_font != null) - { - return (Font) cache_font; - } - String[] font_arr = fontString.split(","); - if (font_arr.length != 3) - { - return font; - } - Object font_face = fontStyleMap_.get(font_arr[0]); - if (font_face == null) - { - return font; - } - Object font_weight = fontStyleMap_.get(font_arr[2]); - if (font_weight == null) - { - return font; - } - int face = ((Integer) font_face).intValue(); - float height = Float.parseFloat(font_arr[1]); - int weight = ((Integer) font_weight).intValue(); - - font = new Font(face, height, weight); - //fontMap_.put(fontString, font); - return font; - } - - /** - * This method visualize an abstract table cell into a corresponding pdf table - * cell. The new pdf table cell is redered and get the style information from - * the abstract cell. Following types can be rendered: - * <ul> - * <li>text statements</li> - * <li>images</li> - * <li>tables</li> - * </ul> - * - * @param abstractCell - * the abstract cell definition - * @return the new redererd pdf table cell - * @throws PdfAsException - * ErrorCode:220, 221, 222 - * @see com.lowagie.text.pdf.PdfPCell - * @see at.knowcenter.wag.egov.egiz.table.Entry - */ - private PdfPCell renderCell(Entry abstractCell) throws PdfAsException - { - // TODO: read if signature should be PDF/A compatible!! - boolean pdfaValid = false;//PDFASUtils.isPdfAEnabled(sigObject_.getSignatureTypeDefinition().getType()); - - PdfPCell pdf_cell = null; - Style cell_style = abstractCell.getStyle(); - boolean isValue = true; - switch (abstractCell.getType()) - { - case Entry.TYPE_CAPTION: - isValue = false; - case Entry.TYPE_VALUE: - String text = (String) abstractCell.getValue(); - if (text == null) - { - text = ""; - } - String font_string = cell_style.getFont(); - if (abstractCell.getType() == Entry.TYPE_VALUE && cell_style.getValueFont() != null) - { - font_string = cell_style.getValueFont(); - } - - logger.trace("using cell font: "+font_string); - - Font cell_font; - if(font_string.startsWith("TTF:")) - { - cell_font = getCellTrueTypeFont(font_string); - } - else - { - if (pdfaValid) { - throw new PdfAsException("error.pdf.stamp.02"); - } - cell_font = getCellFont(font_string); - - } - //TODO: check and maybe remove ... - // exthex - //if (pdfaValid && abstractCell.getType() == Entry.TYPE_VALUE) { - // SubsetLocal.addNonSubsetFont(cell_font.getBaseFont()); - //} - Phrase text_phrase = new Phrase(text, cell_font); - pdf_cell = new PdfPCell(text_phrase); - setCellStyle(pdf_cell, cell_style, (isValue?Entry.TYPE_VALUE:Entry.TYPE_CAPTION)); - break; - case Entry.TYPE_IMAGE: - try - { - String img_ref = (String) abstractCell.getValue(); - // fixed by tknall start - File img_file = new File(img_ref); - if (!img_file.isAbsolute()) { - logger.debug("Image file declaration is relative. Prepending path of resources directory."); - img_file = new File(settings.getWorkingDirectory() + File.separator + img_ref); - } else { - logger.debug("Image file declaration is absolute. Skipping file relocation."); - } - - if (!img_file.exists()) - { - logger.debug("Image file \"" + img_file.getCanonicalPath() + "\" doesn't exist."); - throw new PdfAsException("error.pdf.stamp.04"); - } - Image image = Image.getInstance(img_file.getCanonicalPath()); - logger.debug("Using image file \"" + img_file.getCanonicalPath() + "\"."); - - image.scaleToFit(80.0f, 80.0f); - boolean fit = true; - Style.ImageScaleToFit istf = cell_style.getImageScaleToFit(); - if (istf != null) - { - image.scaleToFit(istf.getWidth(), istf.getHeight()); - fit = false; - } - pdf_cell = new PdfPCell(image, fit); - setCellStyle(pdf_cell, cell_style, Entry.TYPE_IMAGE); - } - catch (BadElementException e) - { - logger.error("BadElementException:" + e.getMessage()); - PdfAsException pde = new PdfAsException("error.pdf.stamp.05", e); - throw pde; - } - catch (MalformedURLException e) - { - logger.error("MalformedURLException:" + e.getMessage()); - PdfAsException pde = new PdfAsException("error.pdf.stamp.05", e); - throw pde; - } - catch (IOException e) - { - logger.error("IOException:" + e.getMessage()); - PdfAsException pde = new PdfAsException("error.pdf.stamp.05", e); - throw pde; - } - break; - case Entry.TYPE_TABLE: - Table table = (Table) abstractCell.getValue(); - // inherit the style from the parent table - Style inherit_style = Style.doInherit(table.getStyle(), cell_style); - table.setStyle(inherit_style); - PdfPTable pdf_table = renderTable(table); - pdf_cell = new PdfPCell(pdf_table); - // The default new PdfPCell has a default border of 15. - // For blocks without border and subtables this results - // in a border to be drawn around the cell. - // ==> no border on default - pdf_cell.setBorder(0); - break; - } - return pdf_cell; - } - - public IPDFVisualObject createVisualPDFObject(PDFObject pdf, Table table) { - - // TODO: Adapt PDFSignatureObjectIText to render PDFPTable to iTextVisualObject from table - try { - PdfPTable pdfPTable = renderTable(table); - - ITextVisualObject iTextVisualObject = new ITextVisualObject(pdfPTable); - - return iTextVisualObject; - } catch (PdfAsException e) { - e.printStackTrace(); - return null; - } - } - - public byte[] writeVisualObject(IPDFVisualObject visualObject, PositioningInstruction positioningInstruction, - byte[] pdfData, String placeholderName) throws PdfAsException { - try { - - ITextVisualObject object = null; - if(visualObject instanceof ITextVisualObject) { - object = (ITextVisualObject)visualObject; - } - - if(object == null) { - throw new PdfAsException("error.pdf.stamp.06"); - } - - PdfReader reader = new PdfReader(pdfData); - - ByteArrayOutputStream baos = new ByteArrayOutputStream(); - - PdfStamper stamper = new PdfStamper(reader, baos, reader.getPdfVersion(), true); - - int pages = reader.getNumberOfPages(); - int targetPage = positioningInstruction.getPage(); - - // TODO: maybe add new page ... - if(positioningInstruction.isMakeNewPage()) { - Rectangle rect = reader.getPageSize(pages); - stamper.insertPage(pages + 1, new Rectangle(rect)); - targetPage = pages + 1; - } - - if (positioningInstruction.getPage() < 1 || - positioningInstruction.getPage() > stamper.getReader().getNumberOfPages()) - { - logger.error("The provided page (=" + - positioningInstruction.getPage() + ") is out of range."); - throw new PdfAsException("error.pdf.stamp.07"); - } - - if(placeholderName != null) { - ITextStamperAccess.replacePlaceholder(stamper, targetPage, placeholderName); - } - - PdfContentByte content = stamper.getOverContent(targetPage); - - PdfPTable table = object.getTable(); - - logger.info("Positioning: X " + positioningInstruction.getX() + " Y " + positioningInstruction.getY()); - logger.info("Positioning: P " + positioningInstruction.getPage()); - logger.info("Visual Object: " + visualObject.getWidth() + " x " + visualObject.getHeight()); - - PdfTemplate table_template = content.createTemplate(table.getTotalWidth(), table.getTotalHeight()); - - /* table.writeSelectedRows(0, -1, positioningInstruction.getX(), - positioningInstruction.getY(), content); - */ - table.writeSelectedRows(0, -1, 0, - table.getTotalHeight(), table_template); - //table_template. - - float rotate = positioningInstruction.getRotation(); - - if(rotate != 0) { - //set up the affine transform - float angle = (float)(-rotate * (Math.PI / 180)); - float fxScale = (float)(Math.cos(angle)); - float fyScale = (float)(Math.cos(angle)); - float fxRote = (float)(-Math.sin(angle)); - float fyRote = (float)(Math.sin(angle)); - - content.addTemplate(table_template, fxScale, fxRote, fyRote, fyScale, - positioningInstruction.getX(), - positioningInstruction.getY() - table.getTotalHeight()); - } else { - content.addTemplate(table_template, positioningInstruction.getX(), - positioningInstruction.getY() - table.getTotalHeight()); - } - - - - stamper.close(); - - baos.close(); - - return baos.toByteArray(); - - } catch (IOException e) { - logger.error(e.getMessage(), e); - throw new PDFIOException("error.pdf.stamp.08", e); - } catch (DocumentException e) { - logger.error(e.getMessage(), e); - throw new PdfAsException("error.pdf.stamp.08", e); - } - } - - public void setSettings(ISettings settings) { - this.settings = settings; - } -} diff --git a/stamper/stmp-itext/src/main/java/at/gv/egiz/pdfas/stmp/itext/ITextVisualObject.java b/stamper/stmp-itext/src/main/java/at/gv/egiz/pdfas/stmp/itext/ITextVisualObject.java deleted file mode 100644 index 0dafdd47..00000000 --- a/stamper/stmp-itext/src/main/java/at/gv/egiz/pdfas/stmp/itext/ITextVisualObject.java +++ /dev/null @@ -1,84 +0,0 @@ -/******************************************************************************* - * <copyright> Copyright 2014 by E-Government Innovation Center EGIZ, Graz, Austria </copyright> - * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a - * joint initiative of the Federal Chancellery Austria and Graz University of - * Technology. - * - * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by - * the European Commission - subsequent versions of the EUPL (the "Licence"); - * You may not use this work except in compliance with the Licence. - * You may obtain a copy of the Licence at: - * http://www.osor.eu/eupl/ - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the Licence is distributed on an "AS IS" basis, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the Licence for the specific language governing permissions and - * limitations under the Licence. - * - * This product combines work with different licenses. See the "NOTICE" text - * file for details on the various modules and licenses. - * The "NOTICE" text file is part of the distribution. Any derivative works - * that you distribute must include a readable copy of the "NOTICE" text file. - ******************************************************************************/ -package at.gv.egiz.pdfas.stmp.itext; - -import at.gv.egiz.pdfas.lib.impl.stamping.IPDFVisualObject; - -import com.lowagie.text.pdf.PdfPTable; - -public class ITextVisualObject implements IPDFVisualObject { - - private PdfPTable table; - private float x; - private float y; - private int page; - - public ITextVisualObject(PdfPTable table) { - this.table = table; - } - - public void setWidth(float width) { - table.setTotalWidth(width); - } - - public void fixWidth() { - table.setLockedWidth(true); - } - - public float getHeight() { - return this.table.getTotalHeight(); - } - - public float getWidth() { - return this.table.getTotalWidth(); - } - - public void setXPos(float x) { - this.x = x; - } - - public void setYPos(float y) { - this.y = y; - } - - public float getX() { - return x; - } - - public float getY() { - return y; - } - - public int getPage() { - return page; - } - - public void setPage(int page) { - this.page = page; - } - - public PdfPTable getTable() { - return table; - } -} diff --git a/stamper/stmp-itext/src/main/java/com/lowagie/text/pdf/ITextStamperAccess.java b/stamper/stmp-itext/src/main/java/com/lowagie/text/pdf/ITextStamperAccess.java deleted file mode 100644 index d4fcb7e1..00000000 --- a/stamper/stmp-itext/src/main/java/com/lowagie/text/pdf/ITextStamperAccess.java +++ /dev/null @@ -1,72 +0,0 @@ -/******************************************************************************* - * <copyright> Copyright 2014 by E-Government Innovation Center EGIZ, Graz, Austria </copyright> - * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a - * joint initiative of the Federal Chancellery Austria and Graz University of - * Technology. - * - * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by - * the European Commission - subsequent versions of the EUPL (the "Licence"); - * You may not use this work except in compliance with the Licence. - * You may obtain a copy of the Licence at: - * http://www.osor.eu/eupl/ - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the Licence is distributed on an "AS IS" basis, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the Licence for the specific language governing permissions and - * limitations under the Licence. - * - * This product combines work with different licenses. See the "NOTICE" text - * file for details on the various modules and licenses. - * The "NOTICE" text file is part of the distribution. Any derivative works - * that you distribute must include a readable copy of the "NOTICE" text file. - ******************************************************************************/ -package com.lowagie.text.pdf; - -import java.io.IOException; -import java.net.MalformedURLException; - -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; - -import at.gv.egiz.pdfas.common.exceptions.PDFIOException; -import at.gv.egiz.pdfas.common.exceptions.PdfAsException; -import at.gv.egiz.pdfas.stmp.itext.ITextStamper; - -import com.lowagie.text.BadElementException; -import com.lowagie.text.Image; - -public class ITextStamperAccess { - - @SuppressWarnings("unused") - private static final Logger logger = LoggerFactory.getLogger(ITextStamperAccess.class); - - public static void replacePlaceholder(PdfStamper stamper, int pageNr, String placeholderName) - throws BadElementException, MalformedURLException, IOException, - BadPdfFormatException, PdfAsException { - Image img = Image.getInstance(ITextStamper.class.getResource("/placeholder/empty.jpg")); - PdfImage pImg = new PdfImage(img, "Imwurscht", null); - PdfStamperImp stamperImp = (PdfStamperImp)stamper.getWriter(); - PdfIndirectObject ind = stamperImp.addToBody(pImg); - - PdfDictionary resources = stamper.getReader().getPageN(pageNr).getAsDict(PdfName.RESOURCES); - if (ind != null && resources != null) - { - PdfDictionary xobjDict = resources.getAsDict(PdfName.XOBJECT); - if (xobjDict != null) - { - xobjDict.put(new PdfName(placeholderName), ind.getIndirectReference()); - stamperImp.markUsed(resources); - } - else - { - throw new PDFIOException("error.pdf.io.02", new NullPointerException("Image dictionary not found in document structure!")); - } - } - else - { - throw new PDFIOException("error.pdf.io.02", new NullPointerException("Resource dictionary not found in document structure!")); - } - } - -} |