4 Copyright (c) 2018, Mungo Carstairs
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32 package intervalstore.nonc;
34 import jalview.datamodel.SequenceFeature;
37 * A simplified feature instance sufficient for unit test purposes.
39 * Subclasses SequenceFeature only because otherwise we have to use equals() in
40 * the Jalview version of nonc.IntervalStore, and that does a class check that
41 * we were trying to avoid.
44 public class SimpleFeature extends SequenceFeature
46 final private int begin;
48 final private int end;
50 private String description;
59 public SimpleFeature(int from, int to, String desc)
61 super("", desc, from, to, "");
72 public SimpleFeature(SimpleFeature sf1)
74 this(sf1.begin, sf1.end, sf1.description);
90 public String getDescription()
98 return begin + 37 * end
99 + (description == null ? 0 : description.hashCode());
103 * Equals method that requires two instances to have the same description, as
104 * well as start and end position.
107 public boolean equals(Object obj)
109 if (obj != null && obj instanceof SimpleFeature)
111 SimpleFeature o = (SimpleFeature) obj;
112 if (this.begin == o.begin && this.end == o.end)
114 if (this.description == null)
116 return o.description == null;
118 return this.description.equals(o.description);
125 public String toString()
127 return begin + ":" + end + ":" + description;