From 788e840cc150aa4777a370cebfdf5d17589bbbaf Mon Sep 17 00:00:00 2001
From: gmungoc <g.m.carstairs@dundee.ac.uk>
Date: Thu, 31 May 2018 14:20:50 +0100
Subject: [PATCH] JAL-2808 don't capture or report min-max for mixed
 text/numeric attribute

---
 .../datamodel/features/FeatureAttributes.java      |   50 +++++++++++++-------
 src/jalview/gui/FeatureTypeSettings.java           |    2 +-
 2 files changed, 33 insertions(+), 19 deletions(-)

diff --git a/src/jalview/datamodel/features/FeatureAttributes.java b/src/jalview/datamodel/features/FeatureAttributes.java
index e359b62..10249f3 100644
--- a/src/jalview/datamodel/features/FeatureAttributes.java
+++ b/src/jalview/datamodel/features/FeatureAttributes.java
@@ -87,8 +87,8 @@ public class FeatureAttributes
     Datatype type;
 
     /**
-     * Note one instance of this attribute, recording unique, non-null names,
-     * and the min/max of any numerical values
+     * Note one instance of this attribute, recording unique, non-null
+     * descriptions, and the min/max of any numerical values
      * 
      * @param desc
      * @param value
@@ -99,20 +99,35 @@ public class FeatureAttributes
 
       if (value != null)
       {
-        try
-        {
-          float f = Float.valueOf(value);
-          min = hasValue ? Float.min(min, f) : f;
-          max = hasValue ? Float.max(max, f) : f;
-          hasValue = true;
-          type = (type == null || type == Datatype.Number) ? Datatype.Number
-                  : Datatype.Mixed;
-        } catch (NumberFormatException e)
+        value = value.trim();
+
+        /*
+         * Parse numeric value unless we have previously
+         * seen text data for this attribute type
+         */
+        if (type == null || type == Datatype.Number)
         {
-          // not a number, ignore for min-max purposes
-          type = (type == null || type == Datatype.Character)
-                  ? Datatype.Character
-                  : Datatype.Mixed;
+          try
+          {
+            float f = Float.valueOf(value);
+            min = hasValue ? Float.min(min, f) : f;
+            max = hasValue ? Float.max(max, f) : f;
+            hasValue = true;
+            type = (type == null || type == Datatype.Number)
+                    ? Datatype.Number
+                    : Datatype.Mixed;
+          } catch (NumberFormatException e)
+          {
+            /*
+             * non-numeric data: treat attribute as Character (or Mixed)
+             */
+            type = (type == null || type == Datatype.Character)
+                    ? Datatype.Character
+                    : Datatype.Mixed;
+            min = 0f;
+            max = 0f;
+            hasValue = false;
+          }
         }
       }
     }
@@ -284,9 +299,8 @@ public class FeatureAttributes
 
   /**
    * Answers the [min, max] value range of the given attribute for the given
-   * feature type, if known, else null. Attributes which only have text values
-   * would normally return null, however text values which happen to be numeric
-   * could result in a 'min-max' range.
+   * feature type, if known, else null. Attributes with a mixture of text and
+   * numeric values are considered text (do not return a min-max range).
    * 
    * @param featureType
    * @param attName
diff --git a/src/jalview/gui/FeatureTypeSettings.java b/src/jalview/gui/FeatureTypeSettings.java
index 89c693f..e13f6ee 100644
--- a/src/jalview/gui/FeatureTypeSettings.java
+++ b/src/jalview/gui/FeatureTypeSettings.java
@@ -1551,7 +1551,7 @@ public class FeatureTypeSettings extends JalviewDialog
     condCombo.removeAllItems();
     for (Condition c : Condition.values())
     {
-      if ((c.isNumeric() && type != Datatype.Character)
+      if ((c.isNumeric() && type == Datatype.Number)
               || (!c.isNumeric() && type != Datatype.Number))
       {
         condCombo.addItem(c);
-- 
1.7.10.2