legacy/org.argeo.slc.spring/src/org/argeo/slc/core/deploy/DigestCheck.java

   1 package org.argeo.slc.core.deploy;
   2
   3 import java.io.File;
   4 import java.io.IOException;
   5
   6 import org.argeo.slc.SlcException;
   7 import org.springframework.core.io.Resource;
   8 import org.springframework.util.DigestUtils;
   9
  10 /** Add Spring capabilities to {@link DigestUtils} */
  11 public class DigestCheck extends DigestUtils {
  12         public static String digest(String algorithm, Resource resource) {
  13                 try {
  14                         File file = resource.getFile();
  15                         return org.argeo.util.DigestUtils.digest(algorithm, file);
  16                 } catch (IOException e) {
  17                         try {
  18                                 return org.argeo.util.DigestUtils.digest(algorithm,
  19                                                 resource.getInputStream());
  20                         } catch (IOException e1) {
  21                                 throw new SlcException("Cannot digest " + resource
  22                                                 + " with algorithm " + algorithm, e);
  23                         }
  24                 }
  25         }
  26 }