We are excited to announce the release of Spire.Office for Android via Java 8.4.1. In this version, Spire.PDF for Android via Java supports a number of new features, including converting PDF to SVGZ and PPTX and comparing PDF files; Spire.Presentation for Android via Java enhances the conversion from PPTX to PDF. Moreover, some known issues are fixed successfully in this version. More details are listed below.
Click the link to download Spire.Office for Android via Java 8.4.1:
Here is a list of changes made in this release
Spire.PDF for Android via Java
| Category | ID | Description |
| New feature | - | Supports converting PDF to PPTX.
String input = "data/JavaPDFSample_1.pdf"; String output = "output/toPPTX.pptx"; //Load a pdf document PdfDocument doc = new PdfDocument(); doc.loadFromFile(input); //Convert to pptx file. doc.saveToFile(output, FileFormat.PPTX); doc.close(); |
| New feature | - | Supports image compression.
PdfCompressor compressor = new PdfCompressor(inputFile); compressor.getOptions().getImageCompressionOptions().setCompressImage(true); compressor.getOptions().getImageCompressionOptions().setResizeImages(true); compressor.getOptions().getImageCompressionOptions().setImageQuality(ImageQuality.High); compressor.compressToFile(outputFile); |
| New feature | - | Adds a new method pdf.getDocumentInformation() to get the Metadata data, and deprecated XmpMetadata.
PdfDocument doc = new PdfDocument();
doc.loadFromFile(inputFile);
StringBuilder builder = new StringBuilder();
builder.append("Author:" + doc.getDocumentInformation().getAuthor() + "\r\n");
builder.append("Title: " + doc.getDocumentInformation().getTitle() + "\r\n");
builder.append("Creation Date: " + doc.getDocumentInformation().getCreationDate() + "\r\n");
builder.append("Subject: " + doc.getDocumentInformation().getSubject() + "\r\n");
builder.append("Producer: " + doc.getDocumentInformation().getProducer() + "\r\n");
builder.append("Creator: " + doc.getDocumentInformation().getCreator() + "\r\n");
builder.append("Keywords: " + doc.getDocumentInformation().getKeywords() + "\r\n");
builder.append("Modify Date: " + doc.getDocumentInformation().getModificationDate() + "\r\n");
builder.append("Customed Property's value: " + doc.getDocumentInformation().getCustomProperty("Field1"));
FileWriter fw = new FileWriter(new File(outputFile), true);
BufferedWriter bw = new BufferedWriter(fw);
bw.write(builder.toString());
bw.flush();
bw.close();
fw.close();
|
| New feature | SPIREPDF-6190 | Support setting encryption options when encrypting PDF documents.
PdfDocument pdfdoc = new PdfDocument();
pdfdoc.loadFromFile(inputFile);
PdfSecurityPolicy securityPolicy = new PdfPasswordSecurityPolicy("123", "e-iceblue");
securityPolicy.setEncryptionAlgorithm(PdfEncryptionAlgorithm.AES_128);
securityPolicy.setEncryptMetadata(false);
pdfdoc.encrypt(securityPolicy);
pdfdoc.saveToFile(outputFile);
|
| New feature | - | Supports determining if a PDF document stream is encrypted.
FileInputStream stream_1 = new FileInputStream(new File(inputFile_1)); boolean isPasswordProtected_1 = PdfDocument.isPasswordProtected(stream_1); |
| New feature | - | Add a new method to convert PDF to Word.
PdfToWordConverter convert = new PdfToWordConverter(inputFile); convert.saveToDocx(outputFile); |
| New feature | - | Supports comparing PDF documents.
PdfDocument pdf1 = new PdfDocument(inputFile_1); PdfDocument pdf2 = new PdfDocument(inputFile_2); PdfComparer compare = new PdfComparer(pdf1, pdf2); compare.getOptions().setPageRanges(0, pdf1.getPages().getCount() - 1, 0, pdf2.getPages().getCount() - 1); compare.compare(outputFile); |
| New feature | - | Supports converting PDF documents to SVGZ documents.
PdfDocument pdf = new PdfDocument(inputFile); pdf.saveToFile(outputFile, FileFormat.SVGZ); |
| Bug | SPIREPDF-5639 | Fixes the issue that adding new custom properties would cause loss of existing custom properties. |
| Bug | - | Fixes the issue that the program did not prompt an error when the open password and the permission password were the same. |
Spire.Presentation for Android via Java
| Category | ID | Description |
| Bug | SPIREPPT-2404 SPIREPPT-2526 |
Fixes the issue that the application threw an "AbstractMethodError" exception when converting PPTX documents to PDF |
