[PATCH 2 of 4] (issue1754) Extend RangeAccess to simplyfiy range access where it is assumed that from < to

[Wald Commits]

# HG changeset patch
# User Andre Heinecke <andre.heinecke at intevation.de>
# Date 1427736431 -7200
# Node ID 8e5c026216fd7eaef87883b92816e2485ecd0123
# Parent  5c4766ac20ba7cf743a1da9b8e75098758126503
(issue1754) Extend RangeAccess to simplyfiy range access where it is assumed that from < to

diff -r 5c4766ac20ba -r 8e5c026216fd artifacts/src/main/java/org/dive4elements/river/artifacts/access/RangeAccess.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/access/RangeAccess.java	Mon Mar 30 19:11:35 2015 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/access/RangeAccess.java	Mon Mar 30 19:27:11 2015 +0200
@@ -125,6 +125,16 @@
         return to != null || (to = getDouble("ld_to")) != null;
     }
 
+    /* If left_to_right is set to true this returns
+     * the smaller value of from and to. */
+    public double getFrom(boolean left_to_right) {
+        if (!left_to_right) {
+            return getFrom();
+        }
+        double from = getFrom();
+        double to = getTo();
+        return from > to ? to : from;
+    }
 
     /** Return ld_from data (in km). If not found, the min. */
     public double getFrom() {
@@ -144,6 +154,16 @@
         return from.doubleValue();
     }
 
+    /* If left_to_right is set to true this returns
+     * the larger value of from and to. */
+    public double getTo(boolean left_to_right) {
+        if (!left_to_right) {
+            return getTo();
+        }
+        double from = getFrom();
+        double to = getTo();
+        return from > to ? from : to;
+    }
 
     /** Return ld_to data (in km), if not found, the max. */
     public double getTo() {