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Showing posts from November, 2009

What is twain?

This week I come to know new technology area called twain. I trying write starting points for this technology from Java view. We can have two types of it according to use. Local Scanning: This is standalone scanning where scanner, scanning software and scanned image persisted on same machine. Web / Remote Scanning: This is web page gets loaded from Web site and this page will allow user to scan image and upload to Web site. More details I will add as proceed. http://www.twain.org/abouttwain.shtm

What is twain?

This week I come to know new technology area called twain. I trying write starting points for this technology from Java view. We can have two types of it according to use. Local Scanning: This is standalone scanning where scanner, scanning software and scanned image persisted on same machine. Web / Remote Scanning: This is web page gets loaded from Web site and this page will allow user to scan image and upload to Web site. More details I will add as proceed. http://www.twain.org/abouttwain.shtm

how to check Jar is signed?

jarsigner -verify -verbose -keystore keystore test.jar You should see something like the following: 183 Fri Jul 31 10:49:54 PDT 1998 META-INF/SIGNLEGAL.SF 1542 Fri Jul 31 10:49:54 PDT 1998 META-INF/SIGNLEGAL.DSA 0 Fri Jul 31 10:49:18 PDT 1998 META-INF/ smk 1147 Wed Jul 29 16:06:12 PDT 1998 contract s = signature was verified m = entry is listed in manifest k = at least one certificate was found in keystore i = at least one certificate was found in identity scope jar verified.