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In the content described earlier in this book, all of the processing is a plain text file. But in fact, the files that people use to save information are not in plain text format. Now the more popular file storage formats are Adobe's PDF and Microsoft Word, Excel, and so on. When processing these files, you cannot simply read the characters from the file, and you need to extract the content according to their special format. This chapter will introduce you to the more popular PDF, Word, and Exce
First, IntroductionApache PDFBox is an open source, Java-based, PDF document-generated tool library that can be used to create new PDF documents, modify existing PDF documents, and extract the required content from a PDF document. Apache PDFBox also contains a number of command-line tools. Apache PDFBox recently released the latest version of 1.8.2. second, t
Requirement: Extract PDF text with Java paging.PDFBox is a good open source tool to meet the above requirements.1.PDF Document StructureTo parse the PDF text, we first need to understand the structure of the PDF file.The most important points about PDF documents are:First, the content of the PDF document is more complex, such as plain text (can be extracted from the text, you can use the PDF software in the "copy" function), pictures (unable to use the PDF software "copy" function), forms, video
1. First download Pdfbox-app-1.8.10.jar (: http://pdfbox.apache.org/download.html)2. Load the Pdfbox-app-1.8.10.jar into the Eclipse project1. New Java Project: Flie->new->java project, such as Pdftotext project, then right-click the project Buildpath->configure Bulid Path. Click Add External JARs, add the pdfbox-app-1.8.10.jar you just downloaded, click on Order
Reprint please indicate source: http://blog.csdn.net/loongshawn/article/details/51542309Related articles: "Apache PDFBox Development Guide PDF text Content mining" PDF document Reading of the Apache PDFBox Development Guide 1. IntroductionApache PDFBox is an open source, Java-based, PDF document-generated tool library that can be used to create
Sometimes we need to do some processing of PDF files, extracting text, merging, and so on. Before we used the A-pdf Text extractor free tool, why not write one yourself?Now we can use PDFBox-0.7.3 this open source class library. After downloading the package reference: Copy Code code as follows: Pdfbox-0.7.3.dll IKVM. Gnu. Classpath.dll To create a new project, the code is simple:
Today to do a PDF file parsing, encountered a requirement: Extract the pictures in the file and save. Using the popular Apache open-source jar package PDFBox, but still encountered a pit, such as PDFBox version too high or too low can not be used!! The package did not do a good job of compatibility problems, some methods in the high version said to abandon the abandoned. There is currently no time to study
Create a picture //Create a picturePDDocument PD = Pddocument.load (NewFile (FilePath)); Pdfrenderer Pdfrenderer=NewPdfrenderer (PD); BufferedImage combined=NULL; for(intpage = 0; Page page) {BufferedImage BIM= pdfrenderer.renderimagewithdpi (page, 96, Imagetype.rgb); if(page = = 0) {Combined=Bim; } Else{Combined=merge (combined, BIM); }} imageioutil.writeimage (combined, FilePath+ ". png", 96); Pd.close ();Tool methods for merging pictures Private Static bufferedimage Merge (Buff
We know that not only can we save images and text in a PDF file, but we can also create a form in a PDF file. For example, figure 1 below is a PDF file in which some forms are created.In fact, the PDF file is a special structure of the file, then, if we need to go through the PDFBox API to fill these forms, we need to know how these forms are defined in the PDF file,What the name is. In general, we use the PDFBox
In the process of using Apache PDFBox, the warning message is reported because there is no stsong-light font in the Linux environment(pdcidfonttype0.java:147)-Using fallback ukaicn for cid-keyed font stsong-lightSearch learned that this is an OpenType font introduced by Adobe, and found the suspect font adobesongstd-light.otf in Adobe's installation directory, copy the file to the Linux/usr/share/fonts directory, Because
First, download PDFBoxVisit URL http://sourceforge.net/projects/pdfbox/(This is definitely a good website) Second, the reference dynamic link libraryTo extract the pdfbox of the download, locate the bin directory where you want to add the referenced DLL file to the project:IKVM. Gnu. Classpath.dllPdfbox-0.7.3.dllFontbox-0.1.0-dev.dllIKVM. Runtime.dll Referring to the above 4 files to the project, you need t
Private Static voidParsepdffile (String file)throwsException {fileinputstream fis=Newfileinputstream (file); Pdfparser Pdfparser=Newpdfparser (FIS); Pdfparser.parse (); Cosdocument cosdocument=pdfparser.getdocument (); Listcosdocument.getobjects (); for(Cosobject obj:objlist) {cosbase cosbase=Obj.getitem (Cosname.subtype); if(NULL! = Cosbase cosbaseinstanceofcosname) {String StrName=cosbase.tostring (); if("Cosname{application/x-shockwave-flash}". Equals (StrName)) {Cosstream Cosstream=
importjava.io.fileinputstream;importorg.apache.pdfbox.cos.cosdocument;import org.apache.pdfbox.pdfparser.pdfparser;importorg.apache.pdfbox.pdmodel.pddocument;import Org.apache.pdfbox.util.pdftextstripper;publicclassread{publicstringreadfdf (stringfile) {StringdocText= ";try{ fileinputstreamfis=newfileinputstream (file);cosdocument Cosdoc=null;pdfparserparser=newpdfparser (FIS); parser.parse (); cosdoc=parser.getdocument (); Pdftextstripperstripper=newpdftextstripper ();doctext= Stripper.gettext
This article mainly introduces the use of PDFBox to achieve the PDF text extraction and Merging function examples, we refer to the use of the bar Sometimes we need to do some processing of PDF files, extracting text, merging, and so on. Before we used the A-pdf Text extractor free tool, why not write one yourself??nbsp; now we can use PDFBox-0.7.3 this open source class library. After downloading the pack
Some time ago, in order to parse PDFs, it took a lot of time to learn PDFBox and Itext, both of which are open source libraries for working with PDFs, both Java and C #. As a new beginning to learn these two open source Library, the feeling of the resources on Baidu is still too little. I do is a PDF processing, in Baidu for a long time did not find the answer, and finally to Itext's official website and stack overflow found the answer. The last compa
There is also a project for creating a PDF file----iText. PDFBox has two subprojects below: Fontbox is a Java class library that handles PDF fonts; Jempbox is a Java class library that handles XMP metadata. A simple example: To introduce Pdfbox-app-1.6.0.jar this package. Copy Code code as follows: Package PDF; Import Java.io.File;Import java.net.MalformedURLException; Import org.apach
Recently read the contents and pictures of the PDF file with PDFBox, you can get the content and pictures of each page, but there is a problem is unable to get the picture in the location of the page. The source code is as follows: Package com.util;Import Java.awt.image.BufferedImage;Import Java.io.BufferedInputStream;Import Java.io.File;Import Java.io.FileInputStream;Import Java.io.InputStream;Import Java.io.StringWriter;Import Java.text.SimpleDateFo
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Link to the PHP object-oriented programming getting started tutorial, and the OOP Getting Started Tutorial. Link to the PHP object-oriented programming getting started tutorial, the OOP Getting Started Tutorial PHP official learning oop: php. netmanuzhoop5.intro. php the following link Source: blog.snsgou.compost-41.ht
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