bundles/org.simantics.db.common/src/org/simantics/db/common/utils/VersionInfo.java

   1 package org.simantics.db.common.utils;
   2
   3 import java.util.ArrayList;
   4 import java.util.Collection;
   5
   6 import org.simantics.db.common.NamedResource;
   7 import org.simantics.utils.strings.AlphanumComparator;
   8
   9 public class VersionInfo {
  10
  11         public String baseName;
  12         public String version;
  13         public Collection<NamedResource> versions;
  14
  15         public VersionInfo(String baseName, String version, Collection<NamedResource> versions) {
  16                 this.baseName = baseName;
  17                 this.version = version;
  18                 this.versions = versions;
  19         }
  20
  21         public boolean containsVersion(String version) {
  22                 for(NamedResource r : versions) if(r.getName().equals(version)) return true;
  23                 return false;
  24         }
  25
  26         public Collection<NamedResource> getOlderVersions() {
  27                 ArrayList<NamedResource> result = new ArrayList<NamedResource>();
  28                 for(NamedResource r : versions) {
  29                         if(AlphanumComparator.COMPARATOR.compare(r.getName(), version) < 0) result.add(r);
  30                 }
  31                 return result;
  32         }
  33
  34         public Collection<NamedResource> getNewerVersions() {
  35                 ArrayList<NamedResource> result = new ArrayList<NamedResource>();
  36                 for(NamedResource r : versions) {
  37                         if(AlphanumComparator.COMPARATOR.compare(r.getName(), version) > 0) result.add(r);
  38                 }
  39                 return result;
  40         }
  41
  42         @Override
  43         public boolean equals(Object object) {
  44         if (this == object)
  45             return true;
  46         else if (object == null)
  47             return false;
  48         else if (!(object instanceof VersionInfo))
  49             return false;
  50         VersionInfo r = (VersionInfo)object;
  51         return r.baseName.equals(baseName) && r.version.equals(version) && r.versions.equals(versions);
  52         }
  53
  54         @Override
  55         public int hashCode() {
  56                 return baseName.hashCode() + 31*version.hashCode() + 41*versions.hashCode();
  57         }
  58
  59
  60 }