public class PdfTextExtractor
extends java.lang.Object
Modifier and Type | Field and Description |
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private PdfReader |
reader
The PdfReader that holds the PDF file.
|
private TextProvidingRenderListener |
renderListener
The
TextProvidingRenderListener that will receive render notifications and provide resultant text |
Constructor and Description |
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PdfTextExtractor(PdfReader reader)
Creates a new Text Extractor object, using a
SimpleTextExtractingPdfContentRenderListener as the render listener |
PdfTextExtractor(PdfReader reader,
TextProvidingRenderListener renderListener)
Creates a new Text Extractor object.
|
Modifier and Type | Method and Description |
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private byte[] |
getContentBytesForPage(int pageNum)
Gets the content bytes of a page.
|
private byte[] |
getContentBytesFromContentObject(PdfObject contentObject)
Gets the content bytes from a content object, which may be a reference
a stream or an array.
|
java.lang.String |
getTextFromPage(int page)
Gets the text from a page.
|
private final PdfReader reader
private final TextProvidingRenderListener renderListener
TextProvidingRenderListener
that will receive render notifications and provide resultant textpublic PdfTextExtractor(PdfReader reader)
SimpleTextExtractingPdfContentRenderListener
as the render listenerreader
- the reader with the PDFpublic PdfTextExtractor(PdfReader reader, TextProvidingRenderListener renderListener)
reader
- the reader with the PDFrenderListener
- the render listener that will be used to analyze renderText operations and provide resultant textprivate byte[] getContentBytesForPage(int pageNum) throws java.io.IOException
pageNum
- the page number of page you want get the content stream fromjava.io.IOException
private byte[] getContentBytesFromContentObject(PdfObject contentObject) throws java.io.IOException
contentObject
- the object to read bytes fromjava.io.IOException
public java.lang.String getTextFromPage(int page) throws java.io.IOException
page
- the page number of the pagejava.io.IOException