bundles/org.simantics.graph/src/org/simantics/graph/query/PathChild.java

   1 package org.simantics.graph.query;
   2
   3 import org.simantics.databoard.util.URIStringUtils;
   4
   5
   6 public class PathChild implements Path {
   7         public final String name;
   8         public final Path parent;
   9
  10         public PathChild(String name, Path parent) {
  11                 if(parent == null)
  12                         System.out.println("ERR");
  13                 this.name = name;
  14                 this.parent = parent;
  15         }
  16
  17         @Override
  18         public int hashCode() {
  19                 return name.hashCode() + (parent == null ? 0 : 31 * parent.hashCode());
  20         }
  21
  22         @Override
  23         public boolean equals(Object obj) {
  24                 if (this == obj)
  25                         return true;
  26                 if (obj == null || getClass() != obj.getClass())
  27                         return false;
  28                 PathChild other = (PathChild) obj;
  29                 return name.equals(other.name) &&
  30                         (parent == null ? other.parent == null : parent.equals(other.parent));
  31         }
  32
  33         @Override
  34         public String toString() {
  35                 StringBuilder b = new StringBuilder();
  36                 toString(b);
  37                 return b.toString();
  38         }
  39
  40         public void toString(StringBuilder b) {
  41                 if(parent == null)
  42                         b.append("http:/");
  43                 else
  44                         parent.toString(b);
  45                 b.append("/");
  46                 b.append(URIStringUtils.escape(name));
  47         }
  48
  49         @Override
  50         public Path child(String childName) {
  51                 return new PathChild(childName, this);
  52         }
  53 }