diff --git a/src/main/java/com/gis3c/spatial/common/FeatureUtilities.java b/src/main/java/com/gis3c/spatial/common/FeatureUtilities.java
new file mode 100644
index 0000000..a25866b
--- /dev/null
+++ b/src/main/java/com/gis3c/spatial/common/FeatureUtilities.java
@@ -0,0 +1,93 @@
+package com.gis3c.spatial.common;
+
+import org.geotools.data.DataUtilities;
+import org.geotools.data.simple.SimpleFeatureCollection;
+import org.geotools.geojson.feature.FeatureJSON;
+import org.opengis.feature.simple.SimpleFeature;
+
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+import java.io.StringWriter;
+import java.util.List;
+
+/**
+ * Created by hukekuan on 2018/1/16.
+ */
+public class FeatureUtilities {
+
+    /**
+     * @author hukekuan
+     * @Description 对象列表转 SimpleFeatureCollection
+     * @param simpleFeatureList
+     * @return SimpleFeatureCollection
+     * @date 2017-07-11 上午9:46
+     */
+    public static SimpleFeatureCollection Features2Collection(List<SimpleFeature> simpleFeatureList){
+        SimpleFeatureCollection simpleFeatureCollection = null;
+        if(simpleFeatureList != null && simpleFeatureList.size() > 0){
+            simpleFeatureCollection = DataUtilities.collection(simpleFeatureList);
+        }
+        return simpleFeatureCollection;
+    }
+
+    /**
+     * @author hukekuan
+     * @Description 对象列表转 GeoJSON
+     * @param simpleFeatureList
+     * @return GeoJSON字符串
+     * @throws IOException
+     */
+    public static String Features2GeoJSON(List<SimpleFeature> simpleFeatureList)
+            throws IOException {
+        String result = null;
+        SimpleFeatureCollection simpleFeatureCollection = null;
+
+        if(simpleFeatureList != null && simpleFeatureList.size() > 0){
+            FeatureJSON fjson = new FeatureJSON();
+            StringWriter writer = new StringWriter();
+            simpleFeatureCollection = Features2Collection(simpleFeatureList);
+            fjson.writeFeatureCollection(simpleFeatureCollection, writer);
+            result = writer.toString();
+        }
+
+        return result;
+    }
+
+    /**
+     * @author hukekuan
+     * @Description SimpleFeatureCollection转 GeoJSON
+     * @param featureCollection
+     * @return GeoJSON字符串
+     * @throws IOException
+     */
+    public static String FeatureCollection2GeoJson(SimpleFeatureCollection featureCollection)
+            throws IOException{
+        String result = null;
+        FeatureJSON fjson;
+        StringWriter writer;
+        if(featureCollection != null && featureCollection.size() > 0){
+            fjson = new FeatureJSON();
+            writer = new StringWriter();
+            fjson.writeFeatureCollection(featureCollection, writer);
+            result = writer.toString();
+        }
+        return result;
+    }
+
+    /**
+     * @author hukekuan
+     * @Description GeoJSON转SimpleFeatureCollection
+     * @param geojsonStr geojson字符串
+     * @return SimpleFeatureCollection
+     * @throws IOException
+     */
+    public static SimpleFeatureCollection GeoJson2FeatureCollection(String geojsonStr)
+            throws IOException{
+        SimpleFeatureCollection result = null;
+        FeatureJSON fjson = new FeatureJSON();
+
+        result = (SimpleFeatureCollection) fjson.readFeatureCollection(new ByteArrayInputStream(geojsonStr.getBytes()));
+
+        return result;
+    }
+}
diff --git a/src/main/java/com/gis3c/spatial/entity/feature/BaseFeature.java b/src/main/java/com/gis3c/spatial/entity/feature/BaseFeature.java
index bdee39f..4900447 100644
--- a/src/main/java/com/gis3c/spatial/entity/feature/BaseFeature.java
+++ b/src/main/java/com/gis3c/spatial/entity/feature/BaseFeature.java
@@ -91,7 +91,7 @@ public class BaseFeature implements IFeature {
      * @throws IllegalAccessException
      * @date 2017-07-10 下午7:10
      */
-    public SimpleFeature attribute2Feature(SimpleFeatureType featureType,String featureIndex)
+    public SimpleFeature attribute2Feature(SimpleFeatureType featureType, String featureIndex)
             throws IllegalArgumentException, IllegalAccessException {
         SimpleFeature simpleFeature = null;
         if(featureType == null){
@@ -108,82 +108,6 @@ public class BaseFeature implements IFeature {
         return simpleFeature;
     }
 
-    /**
-     * @author hukekuan
-     * @Description 对象列表转 SimpleFeatureCollection
-     * @param simpleFeatureList
-     * @return SimpleFeatureCollection
-     * @date 2017-07-11 上午9:46
-     */
-    public static SimpleFeatureCollection Attributes2Features(List<SimpleFeature> simpleFeatureList){
-        SimpleFeatureCollection simpleFeatureCollection = null;
-        if(simpleFeatureList != null && simpleFeatureList.size() > 0){
-            simpleFeatureCollection = DataUtilities.collection(simpleFeatureList);
-        }
-        return simpleFeatureCollection;
-    }
-
-    /**
-     * @author hukekuan
-     * @Description 对象列表转 GeoJSON
-     * @param simpleFeatureList
-     * @return GeoJSON字符串
-     * @throws IOException
-     */
-    public static String Attributes2GeoJSON(List<SimpleFeature> simpleFeatureList)
-            throws IOException {
-        String result = null;
-        SimpleFeatureCollection simpleFeatureCollection = null;
-
-        if(simpleFeatureList != null && simpleFeatureList.size() > 0){
-            FeatureJSON fjson = new FeatureJSON();
-            StringWriter writer = new StringWriter();
-            simpleFeatureCollection = Attributes2Features(simpleFeatureList);
-            fjson.writeFeatureCollection(simpleFeatureCollection, writer);
-            result = writer.toString();
-        }
-
-        return result;
-    }
-
-    /**
-     * @author hukekuan
-     * @Description SimpleFeatureCollection转 GeoJSON
-     * @param featureCollection
-     * @return GeoJSON字符串
-     * @throws IOException
-     */
-    public static String FeatureCollection2GeoJson(SimpleFeatureCollection featureCollection)
-            throws IOException{
-        String result = null;
-        FeatureJSON fjson;
-        StringWriter writer;
-        if(featureCollection != null && featureCollection.size() > 0){
-            fjson = new FeatureJSON();
-            writer = new StringWriter();
-            fjson.writeFeatureCollection(featureCollection, writer);
-            result = writer.toString();
-        }
-        return result;
-    }
-
-    /**
-     * @author hukekuan
-     * @Description GeoJSON转SimpleFeatureCollection
-     * @param geojsonStr geojson字符串
-     * @return SimpleFeatureCollection
-     * @throws IOException
-     */
-    public static SimpleFeatureCollection GeoJson2FeatureCollection(String geojsonStr)
-            throws IOException{
-        SimpleFeatureCollection result = null;
-        FeatureJSON fjson = new FeatureJSON();
-
-        result = (SimpleFeatureCollection) fjson.readFeatureCollection(new ByteArrayInputStream(geojsonStr.getBytes()));
-
-        return result;
-    }
-