Java Parser API to Extract Data

GroupDocs.Parser for Java is a Document Parser & Data Extraction Library that supports more than 50 popular document types. It can help build Java-based business applications with features of parsing raw, structured & formatted text as well as image & metadata extraction.

Directory	Description
Examples	Java examples and sample documents for you to get started quickly.

Parse Documents to Extract Text, Images & Metadata

• Extract plain text from any of the supported documents.
• Extract HTML or Markdown formatted text for a fast preview.
• Extract structured text.
• Extract text areas with coordinates, text style and other information.
• Search text by a keyword or regular expression. Also get text around the found word.
• Extract metadata from supported document formats.
• Get information about document images and save them.
• Extract data containers like ZIP archives, PDF portfolios, emails, OST and so on.
• Extract table of contents (ToC).
• Parse form data from PDF documents.

Get Started with GroupDocs.Parser for Java

GroupDocs.Parser for Java requires J2SE 7.0 (1.7), J2SE 8.0 (1.8) or above. Please install Java first if you do not have it already.

GroupDocs hosts all Java APIs on GroupDocs Artifact Repository, so simply configure your Maven project to fetch the dependencies automatically.

Extract Text from PDF Document

// create an instance of Parser classtry (Parserparser = newParser(Constants.SamplePdf)) {
// extract a text into the readertry (TextReaderreader = parser.getText()) {
// print a text from the document// if text extraction isn't supported, a reader is nullSystem.out.println(reader == null ? "Text extraction isn't supported" : reader.readToEnd());
}
}

Extract Formatted Text from DOCX

// create an instance of Parser classtry (Parserparser = newParser(Constants.SampleDocx)) {
// extract a formatted text into the readertry (TextReaderreader = parser.getFormattedText(newFormattedTextOptions(FormattedTextMode.Html))) {
// print a formatted text from the document// if formatted text extraction isn't supported, a reader is nullSystem.out.println(reader == null ? "Formatted text extraction isn't suppported" : reader.readToEnd());
}
}

Extract Document Metadata via Java

// create an instance of Parser classtry (Parserparser = newParser(Constants.SampleDocx)) {
// extract metadata from the documentIterable<MetadataItem> metadata = parser.getMetadata();
// check if metadata extraction is supportedif (metadata == null) {
System.out.println("Metatada extraction isn't supported");
}
// iterate over metadata itemsfor (MetadataItemitem : metadata) {
// print an item name and valueSystem.out.println(String.format("%s: %s", item.getName(), item.getValue()));
}
}

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