*/
int totalExtent;
+ float positionalMinScore;
+
+ float positionalMaxScore;
+
+ float nonPositionalMinScore;
+
+ float nonPositionalMaxScore;
+
/**
* Constructor
*/
{
nonNestedFeatures = new ArrayList<SequenceFeature>();
positionalFeatureGroups = new HashSet<String>();
+ nonPositionalFeatureGroups = new HashSet<String>();
+ positionalMinScore = Float.NaN;
+ positionalMaxScore = Float.NaN;
+ nonPositionalMinScore = Float.NaN;
+ nonPositionalMaxScore = Float.NaN;
// we only construct nonPositionalFeatures, contactFeatures
// or the NCList if we need to
}
}
- /*
- * record the total extent of positional features, to make
- * getTotalFeatureLength possible; we count the length of a
- * contact feature as 1
- */
if (added)
{
+ /*
+ * record the total extent of positional features, to make
+ * getTotalFeatureLength possible; we count the length of a
+ * contact feature as 1
+ */
totalExtent += getFeatureLength(feature);
+
+ /*
+ * record the minimum and maximum score for positional
+ * and non-positional features
+ */
+ float score = feature.getScore();
+ if (!Float.isNaN(score))
+ {
+ if (feature.isNonPositional())
+ {
+ nonPositionalMinScore = min(nonPositionalMinScore, score);
+ nonPositionalMaxScore = max(nonPositionalMaxScore, score);
+ }
+ else
+ {
+ positionalMinScore = min(positionalMinScore, score);
+ positionalMaxScore = max(positionalMaxScore, score);
+ }
+ }
}
return added;
if (nonPositionalFeatures == null)
{
nonPositionalFeatures = new ArrayList<SequenceFeature>();
- nonPositionalFeatureGroups = new HashSet<String>();
}
if (nonPositionalFeatures.contains(feature))
{
if (removed)
{
- /*
- * rescan (positional or non-positional) features to rebuild the
- * set of distinct feature groups present
- */
- rebuildFeatureGroups(sf.getFeatureGroup(), removedNonPositional);
-
- /*
- * subtract deleted feature's length from stored total length
- * TODO: can start/end have changed since the feature was added?
- */
- int extent = getFeatureLength(sf);
- totalExtent = Math.max(0, totalExtent - extent);
+ rescanAfterDelete();
}
return removed;
}
/**
- * Check whether the given feature group is still represented, in either
- * positional or non-positional features, and if not, remove it from the set
- * of feature groups
+ * Rescan all features to recompute any cached values after an entry has been
+ * deleted
+ */
+ protected synchronized void rescanAfterDelete()
+ {
+ positionalFeatureGroups.clear();
+ nonPositionalFeatureGroups.clear();
+ totalExtent = 0;
+ positionalMinScore = Float.NaN;
+ positionalMaxScore = Float.NaN;
+ nonPositionalMinScore = Float.NaN;
+ nonPositionalMaxScore = Float.NaN;
+
+ /*
+ * scan non-positional features for groups and scores
+ */
+ for (SequenceFeature sf : getNonPositionalFeatures())
+ {
+ nonPositionalFeatureGroups.add(sf.getFeatureGroup());
+ float score = sf.getScore();
+ nonPositionalMinScore = min(nonPositionalMinScore, score);
+ nonPositionalMaxScore = max(nonPositionalMaxScore, score);
+ }
+
+ /*
+ * scan positional features for groups, scores and extents
+ */
+ for (SequenceFeature sf : getPositionalFeatures())
+ {
+ positionalFeatureGroups.add(sf.getFeatureGroup());
+ float score = sf.getScore();
+ positionalMinScore = min(positionalMinScore, score);
+ positionalMaxScore = max(positionalMaxScore, score);
+ totalExtent += getFeatureLength(sf);
+ }
+ }
+
+ /**
+ * A helper method to return the minimum of two floats, where a non-NaN value
+ * is treated as 'less than' a NaN value (unlike Math.min which does the
+ * opposite)
*
- * @param featureGroup
- * @param nonPositional
+ * @param f1
+ * @param f2
*/
- protected void rebuildFeatureGroups(String featureGroup,
- boolean nonPositional)
+ protected static float min(float f1, float f2)
{
- if (nonPositional && nonPositionalFeatures != null)
+ if (Float.isNaN(f1))
{
- boolean found = false;
- for (SequenceFeature sf : nonPositionalFeatures)
- {
- String group = sf.getFeatureGroup();
- if (featureGroup == group
- || (featureGroup != null && featureGroup.equals(group)))
- {
- found = true;
- break;
- }
- }
- if (!found)
- {
- nonPositionalFeatureGroups.remove(featureGroup);
- }
+ return Float.isNaN(f2) ? f1 : f2;
+ }
+ else
+ {
+ return Float.isNaN(f2) ? f1 : Math.min(f1, f2);
+ }
+ }
+
+ /**
+ * A helper method to return the maximum of two floats, where a non-NaN value
+ * is treated as 'greater than' a NaN value (unlike Math.max which does the
+ * opposite)
+ *
+ * @param f1
+ * @param f2
+ */
+ protected static float max(float f1, float f2)
+ {
+ if (Float.isNaN(f1))
+ {
+ return Float.isNaN(f2) ? f1 : f2;
}
- else if (!findFeatureGroup(featureGroup))
+ else
{
- positionalFeatureGroups.remove(featureGroup);
+ return Float.isNaN(f2) ? f1 : Math.max(f1, f2);
}
}
{
return totalExtent;
}
+
+ /**
+ * Answers the minimum score held for positional or non-positional features.
+ * This may be Float.NaN if there are no features, are none has a non-NaN
+ * score.
+ *
+ * @param positional
+ * @return
+ */
+ public float getMinimumScore(boolean positional)
+ {
+ return positional ? positionalMinScore : nonPositionalMinScore;
+ }
+
+ /**
+ * Answers the maximum score held for positional or non-positional features.
+ * This may be Float.NaN if there are no features, are none has a non-NaN
+ * score.
+ *
+ * @param positional
+ * @return
+ */
+ public float getMaximumScore(boolean positional)
+ {
+ return positional ? positionalMaxScore : nonPositionalMaxScore;
+ }
}
}
return types;
}
+
+ /**
+ * Answers the minimum score held for positional or non-positional features
+ * for the specified type. This may be Float.NaN if there are no features, or
+ * none has a non-NaN score.
+ *
+ * @param type
+ * @param positional
+ * @return
+ */
+ public float getMinimumScore(String type, boolean positional)
+ {
+ return featureStore.containsKey(type) ? featureStore.get(type)
+ .getMinimumScore(positional) : Float.NaN;
+ }
+
+ /**
+ * Answers the maximum score held for positional or non-positional features
+ * for the specified type. This may be Float.NaN if there are no features, or
+ * none has a non-NaN score.
+ *
+ * @param type
+ * @param positional
+ * @return
+ */
+ public float getMaximumScore(String type, boolean positional)
+ {
+ return featureStore.containsKey(type) ? featureStore.get(type)
+ .getMaximumScore(positional) : Float.NaN;
+ }
}
14, 28, 1f, "AGroup");
assertEquals(FeatureStore.getFeatureLength(sf3), 1);
}
+
+ @Test(groups = "Functional")
+ public void testMin()
+ {
+ assertEquals(FeatureStore.min(Float.NaN, Float.NaN), Float.NaN);
+ assertEquals(FeatureStore.min(Float.NaN, 2f), 2f);
+ assertEquals(FeatureStore.min(-2f, Float.NaN), -2f);
+ assertEquals(FeatureStore.min(2f, -3f), -3f);
+ }
+
+ @Test(groups = "Functional")
+ public void testMax()
+ {
+ assertEquals(FeatureStore.max(Float.NaN, Float.NaN), Float.NaN);
+ assertEquals(FeatureStore.max(Float.NaN, 2f), 2f);
+ assertEquals(FeatureStore.max(-2f, Float.NaN), -2f);
+ assertEquals(FeatureStore.max(2f, -3f), 2f);
+ }
+
+ @Test(groups = "Functional")
+ public void testGetMinimumScore_getMaximumScore()
+ {
+ FeatureStore fs = new FeatureStore();
+ assertEquals(fs.getMinimumScore(true), Float.NaN); // positional
+ assertEquals(fs.getMaximumScore(true), Float.NaN);
+ assertEquals(fs.getMinimumScore(false), Float.NaN); // non-positional
+ assertEquals(fs.getMaximumScore(false), Float.NaN);
+
+ // add features with no score
+ SequenceFeature sf1 = new SequenceFeature("type", "desc", 0, 0,
+ Float.NaN, "group");
+ fs.addFeature(sf1);
+ SequenceFeature sf2 = new SequenceFeature("type", "desc", 10, 20,
+ Float.NaN, "group");
+ fs.addFeature(sf2);
+ assertEquals(fs.getMinimumScore(true), Float.NaN);
+ assertEquals(fs.getMaximumScore(true), Float.NaN);
+ assertEquals(fs.getMinimumScore(false), Float.NaN);
+ assertEquals(fs.getMaximumScore(false), Float.NaN);
+
+ // add positional features with score
+ SequenceFeature sf3 = new SequenceFeature("type", "desc", 10, 20, 1f,
+ "group");
+ fs.addFeature(sf3);
+ SequenceFeature sf4 = new SequenceFeature("type", "desc", 12, 16, 4f,
+ "group");
+ fs.addFeature(sf4);
+ assertEquals(fs.getMinimumScore(true), 1f);
+ assertEquals(fs.getMaximumScore(true), 4f);
+ assertEquals(fs.getMinimumScore(false), Float.NaN);
+ assertEquals(fs.getMaximumScore(false), Float.NaN);
+
+ // add non-positional features with score
+ SequenceFeature sf5 = new SequenceFeature("type", "desc", 0, 0, 11f,
+ "group");
+ fs.addFeature(sf5);
+ SequenceFeature sf6 = new SequenceFeature("type", "desc", 0, 0, -7f,
+ "group");
+ fs.addFeature(sf6);
+ assertEquals(fs.getMinimumScore(true), 1f);
+ assertEquals(fs.getMaximumScore(true), 4f);
+ assertEquals(fs.getMinimumScore(false), -7f);
+ assertEquals(fs.getMaximumScore(false), 11f);
+
+ // delete one positional and one non-positional
+ // min-max should be recomputed
+ assertTrue(fs.delete(sf6));
+ assertTrue(fs.delete(sf3));
+ assertEquals(fs.getMinimumScore(true), 4f);
+ assertEquals(fs.getMaximumScore(true), 4f);
+ assertEquals(fs.getMinimumScore(false), 11f);
+ assertEquals(fs.getMaximumScore(false), 11f);
+
+ // delete remaining features with score
+ assertTrue(fs.delete(sf4));
+ assertTrue(fs.delete(sf5));
+ assertEquals(fs.getMinimumScore(true), Float.NaN);
+ assertEquals(fs.getMaximumScore(true), Float.NaN);
+ assertEquals(fs.getMinimumScore(false), Float.NaN);
+ assertEquals(fs.getMaximumScore(false), Float.NaN);
+
+ // delete all features
+ assertTrue(fs.delete(sf1));
+ assertTrue(fs.delete(sf2));
+ assertTrue(fs.isEmpty());
+ assertEquals(fs.getMinimumScore(true), Float.NaN);
+ assertEquals(fs.getMaximumScore(true), Float.NaN);
+ assertEquals(fs.getMinimumScore(false), Float.NaN);
+ assertEquals(fs.getMaximumScore(false), Float.NaN);
+ }
}
assertTrue(store.delete(sf1));
assertEquals(store.getTotalFeatureLength(), 0);
}
+
+ @Test
+ public void testGetMinimumScore_getMaximumScore()
+ {
+ SequenceFeatures sf = new SequenceFeatures();
+ SequenceFeature sf1 = new SequenceFeature("Metal", "desc", 0, 0,
+ Float.NaN, "group"); // non-positional, no score
+ sf.add(sf1);
+ SequenceFeature sf2 = new SequenceFeature("Cath", "desc", 10, 20,
+ Float.NaN, "group"); // positional, no score
+ sf.add(sf2);
+ SequenceFeature sf3 = new SequenceFeature("Metal", "desc", 10, 20, 1f,
+ "group");
+ sf.add(sf3);
+ SequenceFeature sf4 = new SequenceFeature("Metal", "desc", 12, 16, 4f,
+ "group");
+ sf.add(sf4);
+ SequenceFeature sf5 = new SequenceFeature("Cath", "desc", 0, 0, 11f,
+ "group");
+ sf.add(sf5);
+ SequenceFeature sf6 = new SequenceFeature("Cath", "desc", 0, 0, -7f,
+ "group");
+ sf.add(sf6);
+
+ assertEquals(sf.getMinimumScore("nosuchtype", true), Float.NaN);
+ assertEquals(sf.getMinimumScore("nosuchtype", false), Float.NaN);
+ assertEquals(sf.getMaximumScore("nosuchtype", true), Float.NaN);
+ assertEquals(sf.getMaximumScore("nosuchtype", false), Float.NaN);
+
+ // positional features min-max:
+ assertEquals(sf.getMinimumScore("Metal", true), 1f);
+ assertEquals(sf.getMaximumScore("Metal", true), 4f);
+ assertEquals(sf.getMinimumScore("Cath", true), Float.NaN);
+ assertEquals(sf.getMaximumScore("Cath", true), Float.NaN);
+
+ // non-positional features min-max:
+ assertEquals(sf.getMinimumScore("Cath", false), -7f);
+ assertEquals(sf.getMaximumScore("Cath", false), 11f);
+ assertEquals(sf.getMinimumScore("Metal", false), Float.NaN);
+ assertEquals(sf.getMaximumScore("Metal", false), Float.NaN);
+
+ // delete features; min-max should get recomputed
+ sf.delete(sf6);
+ assertEquals(sf.getMinimumScore("Cath", false), 11f);
+ assertEquals(sf.getMaximumScore("Cath", false), 11f);
+ sf.delete(sf4);
+ assertEquals(sf.getMinimumScore("Metal", true), 1f);
+ assertEquals(sf.getMaximumScore("Metal", true), 1f);
+ sf.delete(sf5);
+ assertEquals(sf.getMinimumScore("Cath", false), Float.NaN);
+ assertEquals(sf.getMaximumScore("Cath", false), Float.NaN);
+ sf.delete(sf3);
+ assertEquals(sf.getMinimumScore("Metal", true), Float.NaN);
+ assertEquals(sf.getMaximumScore("Metal", true), Float.NaN);
+ sf.delete(sf1);
+ sf.delete(sf2);
+ assertFalse(sf.hasFeatures());
+ assertEquals(sf.getMinimumScore("Cath", false), Float.NaN);
+ assertEquals(sf.getMaximumScore("Cath", false), Float.NaN);
+ assertEquals(sf.getMinimumScore("Metal", true), Float.NaN);
+ assertEquals(sf.getMaximumScore("Metal", true), Float.NaN);
+ }
}
git://source.jalview.org / jalview.git / commitdiff