[Geotools-commits] svn - r38421 - trunk/modules/plugin/shapefile/src/main/java/org/geotools/data/shapefile

[<svn...@os...>]

Author: aaime
Date: 2011-12-13 03:08:02 -0800 (Tue, 13 Dec 2011)
New Revision: 38421

Added:
   trunk/modules/plugin/shapefile/src/main/java/org/geotools/data/shapefile/ShapefileQueryCapabilities.java
Modified:
   trunk/modules/plugin/shapefile/src/main/java/org/geotools/data/shapefile/ShapefileFeatureLocking.java
   trunk/modules/plugin/shapefile/src/main/java/org/geotools/data/shapefile/ShapefileFeatureSource.java
   trunk/modules/plugin/shapefile/src/main/java/org/geotools/data/shapefile/ShapefileFeatureStore.java
Log:
[GEOT-3977] Have shapefile declare support for natural order sorting

Modified: trunk/modules/plugin/shapefile/src/main/java/org/geotools/data/shapefile/ShapefileFeatureLocking.java
===================================================================
--- trunk/modules/plugin/shapefile/src/main/java/org/geotools/data/shapefile/ShapefileFeatureLocking.java	2011-12-13 11:07:42 UTC (rev 38420)
+++ trunk/modules/plugin/shapefile/src/main/java/org/geotools/data/shapefile/ShapefileFeatureLocking.java	2011-12-13 11:08:02 UTC (rev 38421)
@@ -42,6 +42,7 @@
         super(hints);
         shapefile = shapefileDataStore;
         this.featureType = featureType;
+        this.queryCapabilities = new ShapefileQueryCapabilities();
     }
     public DataStore getDataStore() {
         return shapefile;

Modified: trunk/modules/plugin/shapefile/src/main/java/org/geotools/data/shapefile/ShapefileFeatureSource.java
===================================================================
--- trunk/modules/plugin/shapefile/src/main/java/org/geotools/data/shapefile/ShapefileFeatureSource.java	2011-12-13 11:07:42 UTC (rev 38420)
+++ trunk/modules/plugin/shapefile/src/main/java/org/geotools/data/shapefile/ShapefileFeatureSource.java	2011-12-13 11:08:02 UTC (rev 38421)
@@ -23,9 +23,11 @@
 import org.geotools.data.DataStore;
 import org.geotools.data.FeatureListener;
 import org.geotools.data.Query;
+import org.geotools.data.QueryCapabilities;
 import org.geotools.data.ResourceInfo;
 import org.geotools.geometry.jts.ReferencedEnvelope;
 import org.opengis.feature.simple.SimpleFeatureType;
+import org.opengis.filter.sort.SortBy;
 
 /**
  * Allows transaction control when editing a shapefile.
@@ -40,6 +42,7 @@
         super(hints);
         shapefile = shapefileDataStore;
         this.featureType = featureType;
+        this.queryCapabilities = new ShapefileQueryCapabilities();
     }
     public DataStore getDataStore() {
         return shapefile;

Modified: trunk/modules/plugin/shapefile/src/main/java/org/geotools/data/shapefile/ShapefileFeatureStore.java
===================================================================
--- trunk/modules/plugin/shapefile/src/main/java/org/geotools/data/shapefile/ShapefileFeatureStore.java	2011-12-13 11:07:42 UTC (rev 38420)
+++ trunk/modules/plugin/shapefile/src/main/java/org/geotools/data/shapefile/ShapefileFeatureStore.java	2011-12-13 11:08:02 UTC (rev 38421)
@@ -43,6 +43,7 @@
         super(hints);
         shapefile = shapefileDataStore;
         this.featureType = featureType;
+        this.queryCapabilities = new ShapefileQueryCapabilities();
     }
     public DataStore getDataStore() {
         return shapefile;

Added: trunk/modules/plugin/shapefile/src/main/java/org/geotools/data/shapefile/ShapefileQueryCapabilities.java
===================================================================
--- trunk/modules/plugin/shapefile/src/main/java/org/geotools/data/shapefile/ShapefileQueryCapabilities.java	                        (rev 0)
+++ trunk/modules/plugin/shapefile/src/main/java/org/geotools/data/shapefile/ShapefileQueryCapabilities.java	2011-12-13 11:08:02 UTC (rev 38421)
@@ -0,0 +1,39 @@
+/*
+ *    GeoTools - The Open Source Java GIS Toolkit
+ *    http://geotools.org
+ *
+ *    (C) 2008, Open Source Geospatial Foundation (OSGeo)
+ *
+ *    This library is free software; you can redistribute it and/or
+ *    modify it under the terms of the GNU Lesser General Public
+ *    License as published by the Free Software Foundation;
+ *    version 2.1 of the License.
+ *
+ *    This library is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *    Lesser General Public License for more details.
+ */
+package org.geotools.data.shapefile;
+
+import org.geotools.data.QueryCapabilities;
+import org.opengis.filter.sort.SortBy;
+
+/**
+ * The usual capabilities, plug a twist: we always return features sorted according to the
+ * feature id
+ * 
+ * @author Andrea Aime - GeoSolutions
+ */
+class ShapefileQueryCapabilities extends QueryCapabilities {
+
+    @Override
+    public boolean supportsSorting(SortBy[] sortAttributes) {
+        // we always return features in the pk increasing order
+        if(sortAttributes != null && sortAttributes.length == 1 && sortAttributes[0] == SortBy.NATURAL_ORDER) {
+            return true;
+        } else {
+            return super.supportsSorting(sortAttributes);
+        }
+    }  
+}