org.argeo.slc.api/src/org/argeo/slc/DefaultNameVersion.java

   1 package org.argeo.slc;
   2
   3
   4 /** Canonical implementation of {@link NameVersion} */
   5 public class DefaultNameVersion implements NameVersion,
   6                 Comparable<NameVersion> {
   7         private String name;
   8         private String version;
   9
  10         public DefaultNameVersion() {
  11         }
  12
  13         /** Interprets string in OSGi-like format my.module.name;version=0.0.0 */
  14         public DefaultNameVersion(String nameVersion) {
  15                 int index = nameVersion.indexOf(";version=");
  16                 if (index < 0) {
  17                         setName(nameVersion);
  18                         setVersion(null);
  19                 } else {
  20                         setName(nameVersion.substring(0, index));
  21                         setVersion(nameVersion.substring(index + ";version=".length()));
  22                 }
  23         }
  24
  25         public DefaultNameVersion(String name, String version) {
  26                 this.name = name;
  27                 this.version = version;
  28         }
  29
  30         public DefaultNameVersion(NameVersion nameVersion) {
  31                 this.name = nameVersion.getName();
  32                 this.version = nameVersion.getVersion();
  33         }
  34
  35         public String getName() {
  36                 return name;
  37         }
  38
  39         public void setName(String name) {
  40                 this.name = name;
  41         }
  42
  43         public String getVersion() {
  44                 return version;
  45         }
  46
  47         public void setVersion(String version) {
  48                 this.version = version;
  49         }
  50
  51         @Override
  52         public boolean equals(Object obj) {
  53                 if (obj instanceof NameVersion) {
  54                         NameVersion nameVersion = (NameVersion) obj;
  55                         return name.equals(nameVersion.getName())
  56                                         && version.equals(nameVersion.getVersion());
  57                 } else
  58                         return false;
  59         }
  60
  61         @Override
  62         public int hashCode() {
  63                 return name.hashCode();
  64         }
  65
  66         @Override
  67         public String toString() {
  68                 return name + ":" + version;
  69         }
  70
  71         public int compareTo(NameVersion o) {
  72                 if (o.getName().equals(name))
  73                         return version.compareTo(o.getVersion());
  74                 else
  75                         return name.compareTo(o.getName());
  76         }
  77 }