Also don't forget Image.getInstance(fileObject.toURL()); If you have a file, just pass it as a URL.
-Bill Ensley www.bearprinting.com > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On > Behalf Of Arif Abbasi > Sent: Monday, February 05, 2007 1:58 PM > To: 'Post all your questions about iText here' > Subject: Re: [iText-questions] loading images > > Hi > > Thanks for replying back. Sorry if I am making it confusing, > I thought I was very explicit. > > We have all the images in our webapps (I was UI for this in > my last e-mails). The webapps are deployed as independent war > files. Our iText PDF report code(the middle tier) is in jar > files (deployed separately). The webapps (or UI code) calls > the middle tier iText code (in jar file) passing all > necessary information. As I stated before with previous > approach we have to load images in our Jar file and use > classloader to load them for iText code. > > The reason that solution is undesirable, because we have some > 50 customers, and we don't want to package 50 images in > webapp and the same 50 images in jar file. We rather have > them reside in webapp (in war file), and have it load the > appropriate customer image, and pass that image to iText code > one customer at a time. > > That's why I asked the question that if there was a call like > Image.getInstance(File fileObject) that takes an image file > as parameter (that we pass from webapp to jared code), we can > achieve this .. > > It looks like from Paul and Bruno e-mail that there isn't any > api. The alternatives are to load the image in webapp: > > as Java.awt.Image and pass this Image object to itext jarred > code as param. > > OR > Load the image in a byte[] array and pass the byte array to > Image.getInstance(byte[]). > > After looking at JAVA API DOCS it does not look like that > pretty -- as Image is an abstract class - I was able to do > the following: > > public java.awt.Image loadImage(String fileName) > throws IOException { > Toolkit toolkit = Toolkit.getDefaultToolkit(); > return toolkit.getImage(fileName); > } > > And calling this as: > com.logie.text.Image myGif= > Image.getInstance(loadImage("./webapp/finium/shared/images/vbl > ogowhite.gif", > null); > document.add(myGif); > > > Am I clear and if this is what you're suggesting? > > Thanks > Arif > > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On > Behalf Of Bruno Lowagie > Sent: Saturday, February 03, 2007 4:58 AM > To: Post all your questions about iText here > Subject: Re: [iText-questions] loading images > > Arif Abbasi wrote: > > The problem with the above approach is that we have to > package those > > images in our jar file, which is not desirable. > > OK, I thought this was your original requirement, the fact > that you are now saying this in not desirable confused me. > > > We want to avoid this > > (exploded is not an option either). > > The word 'exploded' also confuses me. What does it mean? > > > Since number and type of images can change depending upon > reports and > > customers, we want to load images in UI > > In UI? Do you mean User Interface? > How do I have to interpret this? > Are you showing the images in an AWT or Swing object? > > > and pass to iText code (in jar) > > file as a File object as a parameter - like a file object and then > > create image out of it. > > The iText Image object can deal with images in all kinds of > forms, including java.awt.Image and byte[]. > > > This would have advantage of not jarring the images in the jar file > > (they could reside in their place in webapps) > > In their place in webapps is very vague. > I have no idea what you mean by this. > Are we still talking about undesired jars? > > > as well as allowing users > > to load different images for different stuff. > > How would they do that? With a FileSelector object? > You are not being clear at all. > > > I looked at iText api for > > images and there is no method like: > > Image.getInstance (File file). > > I don't think your understanding of class java.io.File is correct. > > > A method like Image.getInstance (File fileObject) could prevent all > > the above, since UI will load image as file and pass to > back-end code > > the > file. > > I think you are basing your conclusion on wrong assumptions. > > > The back-end iText code can either do > > > > Image img = Image.getInstance(File file) and do > > > > Document.add(img) > > > > There is Image.getInstance(String filename) and > Image.getInstance(URL > > url) in API, but they would require class loader to load > the images as > > well as packaging them in the jar file > > > > We want to load the images as file from UI and pass to back-end as > > file object and then want to use something like > > > > Image.getInstance (File file) to create images. > > > > Kindly tell me if its possible and if there is a sample? > > I agree with Paulo. Your question isn't going anywhere. > You have me all confused; probably because I fail to what > this has to do with iText and because you have some serious > misconceptions about webapps. > br, > Bruno > > -------------------------------------------------------------- > ----------- > Using Tomcat but need to do more? Need to support web > services, security? > Get stuff done quickly with pre-integrated technology to make > your job easier. > Download IBM WebSphere Application Server v.1.0.1 based on > Apache Geronimo > http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&; > dat=121642 > _______________________________________________ > iText-questions mailing list > iText-questions@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/itext-questions > Buy the iText book: http://itext.ugent.be/itext-in-action/ > > > -------------------------------------------------------------- > ----------- > Using Tomcat but need to do more? Need to support web > services, security? > Get stuff done quickly with pre-integrated technology to make > your job easier. > Download IBM WebSphere Application Server v.1.0.1 based on > Apache Geronimo > http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&; > dat=121642 > _______________________________________________ > iText-questions mailing list > iText-questions@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/itext-questions > Buy the iText book: http://itext.ugent.be/itext-in-action/ ------------------------------------------------------------------------- Using Tomcat but need to do more? Need to support web services, security? Get stuff done quickly with pre-integrated technology to make your job easier. Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642 _______________________________________________ iText-questions mailing list iText-questions@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/itext-questions Buy the iText book: http://itext.ugent.be/itext-in-action/
