[android] - add cleanup ondestroy method, implement list of listeners

8 files changed, 224 insertions, 71 deletions

diff --git a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/annotations/annotationManager.java.ejs b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/annotations/annotationManager.java.ejs
index c6fe161348..d9a4deb9d4 100644
--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/annotations/annotationManager.java.ejs
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/annotations/annotationManager.java.ejs
@@ -36,11 +36,13 @@ public class <%- camelize(type) %>Manager {
   public static final String ID_GEOJSON_LAYER = "mapbox-android-<%- type %>-layer";
 
   // map integration components
+  private MapboxMap mapboxMap;
   private GeoJsonSource geoJsonSource;
   private <%- camelize(type) %>Layer layer;
 
   // callback listeners
-  private On<%- camelize(type) %>ClickListener <%- type %>ClickListener;
+  private List<On<%- camelize(type) %>ClickListener> <%- type %>ClickListeners = new ArrayList<>();
+  private final MapClickResolver mapClickResolver;
 
   // internal data set
   private final LongSparseArray<<%- camelize(type) %>> <%- type %>s = new LongSparseArray<>();
@@ -70,11 +72,21 @@ public class <%- camelize(type) %>Manager {
    */
   @VisibleForTesting
   public <%- camelize(type) %>Manager(MapboxMap mapboxMap, @NonNull GeoJsonSource geoJsonSource, <%- camelize(type) %>Layer layer) {
+    this.mapboxMap = mapboxMap;
     this.geoJsonSource = geoJsonSource;
     this.layer = layer;
     mapboxMap.addSource(geoJsonSource);
     mapboxMap.addLayer(layer);
-    mapboxMap.addOnMapClickListener(new MapClickResolver(mapboxMap));
+    mapboxMap.addOnMapClickListener(mapClickResolver = new MapClickResolver(mapboxMap));
+  }
+
+  /**
+   * Cleanup <%- type %> manager, used to clear listeners
+   */
+  @UiThread
+  public void onDestroy() {
+    mapboxMap.removeOnMapClickListener(mapClickResolver);
+    <%- type %>ClickListeners.clear();
   }
 <% if (type === "circle" || type === "symbol") { -%>
 
@@ -162,21 +174,31 @@ public class <%- camelize(type) %>Manager {
   }
 
   /**
-   * Set a callback to be invoked when a <%- type %> has been clicked.
-   * <p>
-   * To unset, use a null argument.
-   * </p>
+   * Add a callback to be invoked when a <%- type %> has been clicked.
    *
-   * @param <%- type %>ClickListener the callback to be invoked when a <%- type %> is clicked, or null to unset
+   * @param listener the callback to be invoked when a <%- type %> is clicked
    */
-  public void setOn<%- camelize(type) %>ClickListener(@Nullable On<%- camelize(type) %>ClickListener <%- type %>ClickListener) {
-    this.<%- type %>ClickListener = <%- type %>ClickListener;
+  @UiThread
+  public void addOn<%- camelize(type) %>ClickListener(@NonNull On<%- camelize(type) %>ClickListener listener) {
+    <%- type %>ClickListeners.add(listener);
+  }
+
+  /**
+   * Remove a previously added callback that was to be invoked when <%- type %> has been clicked.
+   *
+   * @param listener the callback to be removed
+   */
+  @UiThread
+  public void removeOn<%- camelize(type) %>ClickListener(@NonNull On<%- camelize(type) %>ClickListener listener) {
+    if (<%- type %>ClickListeners.contains(listener)) {
+      <%- type %>ClickListeners.remove(listener);
+    }
   }
 
   private static PropertyValue<?>[] getLayerDefinition() {
     return new PropertyValue[]{
 <% for (const property of properties) { -%>
-<% if (supportsPropertyFunction(property)) { -%>
+<% if (supportsPropertyFunction(property) && property.name !== "fill-pattern" && property.name !== "line-pattern") { -%>
      <%- camelizeWithLeadingLowercase(property.name) %>(get("<%- property.name %>")),
 <% } -%><% } -%>
     };
@@ -218,7 +240,7 @@ public class <%- camelize(type) %>Manager {
 
     @Override
     public void onMapClick(@NonNull LatLng point) {
-      if (<%- type %>ClickListener == null) {
+      if (<%- type %>ClickListeners.isEmpty()) {
         return;
       }
 
@@ -228,7 +250,9 @@ public class <%- camelize(type) %>Manager {
         long <%- type %>Id = features.get(0).getProperty(<%- camelize(type) %>.ID_KEY).getAsLong();
         <%- camelize(type) %> <%- type %> = <%- type %>s.get(<%- type %>Id);
         if (<%- type %> != null) {
-          <%- type %>ClickListener.on<%- camelize(type) %>Click(<%- type %>s.get(<%- type %>Id));
+          for (On<%- camelize(type) %>ClickListener listener : <%- type %>ClickListeners) {
+            listener.on<%- camelize(type) %>Click(<%- type %>);
+          }
         }
       }
     }
diff --git a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/annotations/circle/CircleManager.java b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/annotations/circle/CircleManager.java
index 4a15b021a5..e371eaa31d 100644
--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/annotations/circle/CircleManager.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/annotations/circle/CircleManager.java
@@ -31,11 +31,13 @@ public class CircleManager {
   public static final String ID_GEOJSON_LAYER = "mapbox-android-circle-layer";
 
   // map integration components
+  private MapboxMap mapboxMap;
   private GeoJsonSource geoJsonSource;
   private CircleLayer layer;
 
   // callback listeners
-  private OnCircleClickListener circleClickListener;
+  private List<OnCircleClickListener> circleClickListeners = new ArrayList<>();
+  private final MapClickResolver mapClickResolver;
 
   // internal data set
   private final LongSparseArray<Circle> circles = new LongSparseArray<>();
@@ -65,11 +67,21 @@ public class CircleManager {
    */
   @VisibleForTesting
   public CircleManager(MapboxMap mapboxMap, @NonNull GeoJsonSource geoJsonSource, CircleLayer layer) {
+    this.mapboxMap = mapboxMap;
     this.geoJsonSource = geoJsonSource;
     this.layer = layer;
     mapboxMap.addSource(geoJsonSource);
     mapboxMap.addLayer(layer);
-    mapboxMap.addOnMapClickListener(new MapClickResolver(mapboxMap));
+    mapboxMap.addOnMapClickListener(mapClickResolver = new MapClickResolver(mapboxMap));
+  }
+
+  /**
+   * Cleanup circle manager, used to clear listeners
+   */
+  @UiThread
+  public void onDestroy() {
+    mapboxMap.removeOnMapClickListener(mapClickResolver);
+    circleClickListeners.clear();
   }
 
   /**
@@ -123,15 +135,25 @@ public class CircleManager {
   }
 
   /**
-   * Set a callback to be invoked when a circle has been clicked.
-   * <p>
-   * To unset, use a null argument.
-   * </p>
+   * Add a callback to be invoked when a circle has been clicked.
    *
-   * @param circleClickListener the callback to be invoked when a circle is clicked, or null to unset
+   * @param listener the callback to be invoked when a circle is clicked
    */
-  public void setOnCircleClickListener(@Nullable OnCircleClickListener circleClickListener) {
-    this.circleClickListener = circleClickListener;
+  @UiThread
+  public void addOnCircleClickListener(@NonNull OnCircleClickListener listener) {
+    circleClickListeners.add(listener);
+  }
+
+  /**
+   * Remove a previously added callback that was to be invoked when circle has been clicked.
+   *
+   * @param listener the callback to be removed
+   */
+  @UiThread
+  public void removeOnCircleClickListener(@NonNull OnCircleClickListener listener) {
+    if (circleClickListeners.contains(listener)) {
+      circleClickListeners.remove(listener);
+    }
   }
 
   private static PropertyValue<?>[] getLayerDefinition() {
@@ -232,7 +254,7 @@ public class CircleManager {
 
     @Override
     public void onMapClick(@NonNull LatLng point) {
-      if (circleClickListener == null) {
+      if (circleClickListeners.isEmpty()) {
         return;
       }
 
@@ -242,7 +264,9 @@ public class CircleManager {
         long circleId = features.get(0).getProperty(Circle.ID_KEY).getAsLong();
         Circle circle = circles.get(circleId);
         if (circle != null) {
-          circleClickListener.onCircleClick(circles.get(circleId));
+          for (OnCircleClickListener listener : circleClickListeners) {
+            listener.onCircleClick(circle);
+          }
         }
       }
     }
diff --git a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/annotations/fill/Fill.java b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/annotations/fill/Fill.java
index b9714c5e73..bd3da0c57f 100644
--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/annotations/fill/Fill.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/annotations/fill/Fill.java
@@ -79,11 +79,6 @@ public class Fill {
     fillManager.updateSource();
   }
 
-  public void setGeometry(Geometry geometry){
-    geometry =  geometry;
-    fillManager.updateSource();
-  }
-
   // Property accessors
   /**
    * Get the FillOpacity property
diff --git a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/annotations/fill/FillManager.java b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/annotations/fill/FillManager.java
index 9fcdb92544..e9a5ee6680 100644
--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/annotations/fill/FillManager.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/annotations/fill/FillManager.java
@@ -31,11 +31,13 @@ public class FillManager {
   public static final String ID_GEOJSON_LAYER = "mapbox-android-fill-layer";
 
   // map integration components
+  private MapboxMap mapboxMap;
   private GeoJsonSource geoJsonSource;
   private FillLayer layer;
 
   // callback listeners
-  private OnFillClickListener fillClickListener;
+  private List<OnFillClickListener> fillClickListeners = new ArrayList<>();
+  private final MapClickResolver mapClickResolver;
 
   // internal data set
   private final LongSparseArray<Fill> fills = new LongSparseArray<>();
@@ -65,11 +67,21 @@ public class FillManager {
    */
   @VisibleForTesting
   public FillManager(MapboxMap mapboxMap, @NonNull GeoJsonSource geoJsonSource, FillLayer layer) {
+    this.mapboxMap = mapboxMap;
     this.geoJsonSource = geoJsonSource;
     this.layer = layer;
     mapboxMap.addSource(geoJsonSource);
     mapboxMap.addLayer(layer);
-    mapboxMap.addOnMapClickListener(new MapClickResolver(mapboxMap));
+    mapboxMap.addOnMapClickListener(mapClickResolver = new MapClickResolver(mapboxMap));
+  }
+
+  /**
+   * Cleanup fill manager, used to clear listeners
+   */
+  @UiThread
+  public void onDestroy() {
+    mapboxMap.removeOnMapClickListener(mapClickResolver);
+    fillClickListeners.clear();
   }
 
   /**
@@ -123,15 +135,25 @@ public class FillManager {
   }
 
   /**
-   * Set a callback to be invoked when a fill has been clicked.
-   * <p>
-   * To unset, use a null argument.
-   * </p>
+   * Add a callback to be invoked when a fill has been clicked.
    *
-   * @param fillClickListener the callback to be invoked when a fill is clicked, or null to unset
+   * @param listener the callback to be invoked when a fill is clicked
    */
-  public void setOnFillClickListener(@Nullable OnFillClickListener fillClickListener) {
-    this.fillClickListener = fillClickListener;
+  @UiThread
+  public void addOnFillClickListener(@NonNull OnFillClickListener listener) {
+    fillClickListeners.add(listener);
+  }
+
+  /**
+   * Remove a previously added callback that was to be invoked when fill has been clicked.
+   *
+   * @param listener the callback to be removed
+   */
+  @UiThread
+  public void removeOnFillClickListener(@NonNull OnFillClickListener listener) {
+    if (fillClickListeners.contains(listener)) {
+      fillClickListeners.remove(listener);
+    }
   }
 
   private static PropertyValue<?>[] getLayerDefinition() {
@@ -139,7 +161,6 @@ public class FillManager {
      fillOpacity(get("fill-opacity")),
      fillColor(get("fill-color")),
      fillOutlineColor(get("fill-outline-color")),
-     //fillPattern(get("fill-pattern")),
     };
   }
 
@@ -211,7 +232,7 @@ public class FillManager {
 
     @Override
     public void onMapClick(@NonNull LatLng point) {
-      if (fillClickListener == null) {
+      if (fillClickListeners.isEmpty()) {
         return;
       }
 
@@ -221,7 +242,9 @@ public class FillManager {
         long fillId = features.get(0).getProperty(Fill.ID_KEY).getAsLong();
         Fill fill = fills.get(fillId);
         if (fill != null) {
-          fillClickListener.onFillClick(fills.get(fillId));
+          for (OnFillClickListener listener : fillClickListeners) {
+            listener.onFillClick(fill);
+          }
         }
       }
     }
diff --git a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/annotations/line/LineManager.java b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/annotations/line/LineManager.java
index cb4f794520..a7865a62cb 100644
--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/annotations/line/LineManager.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/annotations/line/LineManager.java
@@ -31,11 +31,13 @@ public class LineManager {
   public static final String ID_GEOJSON_LAYER = "mapbox-android-line-layer";
 
   // map integration components
+  private MapboxMap mapboxMap;
   private GeoJsonSource geoJsonSource;
   private LineLayer layer;
 
   // callback listeners
-  private OnLineClickListener lineClickListener;
+  private List<OnLineClickListener> lineClickListeners = new ArrayList<>();
+  private final MapClickResolver mapClickResolver;
 
   // internal data set
   private final LongSparseArray<Line> lines = new LongSparseArray<>();
@@ -65,11 +67,21 @@ public class LineManager {
    */
   @VisibleForTesting
   public LineManager(MapboxMap mapboxMap, @NonNull GeoJsonSource geoJsonSource, LineLayer layer) {
+    this.mapboxMap = mapboxMap;
     this.geoJsonSource = geoJsonSource;
     this.layer = layer;
     mapboxMap.addSource(geoJsonSource);
     mapboxMap.addLayer(layer);
-    mapboxMap.addOnMapClickListener(new MapClickResolver(mapboxMap));
+    mapboxMap.addOnMapClickListener(mapClickResolver = new MapClickResolver(mapboxMap));
+  }
+
+  /**
+   * Cleanup line manager, used to clear listeners
+   */
+  @UiThread
+  public void onDestroy() {
+    mapboxMap.removeOnMapClickListener(mapClickResolver);
+    lineClickListeners.clear();
   }
 
   /**
@@ -123,15 +135,25 @@ public class LineManager {
   }
 
   /**
-   * Set a callback to be invoked when a line has been clicked.
-   * <p>
-   * To unset, use a null argument.
-   * </p>
+   * Add a callback to be invoked when a line has been clicked.
    *
-   * @param lineClickListener the callback to be invoked when a line is clicked, or null to unset
+   * @param listener the callback to be invoked when a line is clicked
    */
-  public void setOnLineClickListener(@Nullable OnLineClickListener lineClickListener) {
-    this.lineClickListener = lineClickListener;
+  @UiThread
+  public void addOnLineClickListener(@NonNull OnLineClickListener listener) {
+    lineClickListeners.add(listener);
+  }
+
+  /**
+   * Remove a previously added callback that was to be invoked when line has been clicked.
+   *
+   * @param listener the callback to be removed
+   */
+  @UiThread
+  public void removeOnLineClickListener(@NonNull OnLineClickListener listener) {
+    if (lineClickListeners.contains(listener)) {
+      lineClickListeners.remove(listener);
+    }
   }
 
   private static PropertyValue<?>[] getLayerDefinition() {
@@ -143,7 +165,6 @@ public class LineManager {
      lineGapWidth(get("line-gap-width")),
      lineOffset(get("line-offset")),
      lineBlur(get("line-blur")),
-     linePattern(get("line-pattern")),
     };
   }
 
@@ -269,7 +290,7 @@ public class LineManager {
 
     @Override
     public void onMapClick(@NonNull LatLng point) {
-      if (lineClickListener == null) {
+      if (lineClickListeners.isEmpty()) {
         return;
       }
 
@@ -279,7 +300,9 @@ public class LineManager {
         long lineId = features.get(0).getProperty(Line.ID_KEY).getAsLong();
         Line line = lines.get(lineId);
         if (line != null) {
-          lineClickListener.onLineClick(lines.get(lineId));
+          for (OnLineClickListener listener : lineClickListeners) {
+            listener.onLineClick(line);
+          }
         }
       }
     }
diff --git a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/annotations/symbol/SymbolManager.java b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/annotations/symbol/SymbolManager.java
index 9a12e65c1a..ad10d45c2d 100644
--- a/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/annotations/symbol/SymbolManager.java
+++ b/platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/annotations/symbol/SymbolManager.java
@@ -31,11 +31,13 @@ public class SymbolManager {
   public static final String ID_GEOJSON_LAYER = "mapbox-android-symbol-layer";
 
   // map integration components
+  private MapboxMap mapboxMap;
   private GeoJsonSource geoJsonSource;
   private SymbolLayer layer;
 
   // callback listeners
-  private OnSymbolClickListener symbolClickListener;
+  private List<OnSymbolClickListener> symbolClickListeners = new ArrayList<>();
+  private final MapClickResolver mapClickResolver;
 
   // internal data set
   private final LongSparseArray<Symbol> symbols = new LongSparseArray<>();
@@ -65,11 +67,21 @@ public class SymbolManager {
    */
   @VisibleForTesting
   public SymbolManager(MapboxMap mapboxMap, @NonNull GeoJsonSource geoJsonSource, SymbolLayer layer) {
+    this.mapboxMap = mapboxMap;
     this.geoJsonSource = geoJsonSource;
     this.layer = layer;
     mapboxMap.addSource(geoJsonSource);
     mapboxMap.addLayer(layer);
-    mapboxMap.addOnMapClickListener(new MapClickResolver(mapboxMap));
+    mapboxMap.addOnMapClickListener(mapClickResolver = new MapClickResolver(mapboxMap));
+  }
+
+  /**
+   * Cleanup symbol manager, used to clear listeners
+   */
+  @UiThread
+  public void onDestroy() {
+    mapboxMap.removeOnMapClickListener(mapClickResolver);
+    symbolClickListeners.clear();
   }
 
   /**
@@ -123,15 +135,25 @@ public class SymbolManager {
   }
 
   /**
-   * Set a callback to be invoked when a symbol has been clicked.
-   * <p>
-   * To unset, use a null argument.
-   * </p>
+   * Add a callback to be invoked when a symbol has been clicked.
    *
-   * @param symbolClickListener the callback to be invoked when a symbol is clicked, or null to unset
+   * @param listener the callback to be invoked when a symbol is clicked
    */
-  public void setOnSymbolClickListener(@Nullable OnSymbolClickListener symbolClickListener) {
-    this.symbolClickListener = symbolClickListener;
+  @UiThread
+  public void addOnSymbolClickListener(@NonNull OnSymbolClickListener listener) {
+    symbolClickListeners.add(listener);
+  }
+
+  /**
+   * Remove a previously added callback that was to be invoked when symbol has been clicked.
+   *
+   * @param listener the callback to be removed
+   */
+  @UiThread
+  public void removeOnSymbolClickListener(@NonNull OnSymbolClickListener listener) {
+    if (symbolClickListeners.contains(listener)) {
+      symbolClickListeners.remove(listener);
+    }
   }
 
   private static PropertyValue<?>[] getLayerDefinition() {
@@ -220,6 +242,24 @@ public class SymbolManager {
   }
 
   /**
+   * Get the SymbolZOrder property
+   *
+   * @return property wrapper value around String
+   */
+  public String getSymbolZOrder() {
+    return layer.getSymbolZOrder().value;
+  }
+
+  /**
+   * Set the SymbolZOrder property
+   *
+   * @param value property wrapper value around String
+   */
+  public void setSymbolZOrder(String value) {
+    layer.setProperties(symbolZOrder(value));
+  }
+
+  /**
    * Get the IconAllowOverlap property
    *
    * @return property wrapper value around Boolean
@@ -628,7 +668,7 @@ public class SymbolManager {
 
     @Override
     public void onMapClick(@NonNull LatLng point) {
-      if (symbolClickListener == null) {
+      if (symbolClickListeners.isEmpty()) {
         return;
       }
 
@@ -638,7 +678,9 @@ public class SymbolManager {
         long symbolId = features.get(0).getProperty(Symbol.ID_KEY).getAsLong();
         Symbol symbol = symbols.get(symbolId);
         if (symbol != null) {
-          symbolClickListener.onSymbolClick(symbols.get(symbolId));
+          for (OnSymbolClickListener listener : symbolClickListeners) {
+            listener.onSymbolClick(symbol);
+          }
         }
       }
     }
diff --git a/platform/android/MapboxGLAndroidSDKTestApp/src/androidTest/java/com/mapbox/mapboxsdk/testapp/annotations/SymbolManagerTest.java b/platform/android/MapboxGLAndroidSDKTestApp/src/androidTest/java/com/mapbox/mapboxsdk/testapp/annotations/SymbolManagerTest.java
index 2f36e31e2b..7f1708eb82 100644
--- a/platform/android/MapboxGLAndroidSDKTestApp/src/androidTest/java/com/mapbox/mapboxsdk/testapp/annotations/SymbolManagerTest.java
+++ b/platform/android/MapboxGLAndroidSDKTestApp/src/androidTest/java/com/mapbox/mapboxsdk/testapp/annotations/SymbolManagerTest.java
@@ -80,6 +80,19 @@ public class SymbolManagerTest extends BaseActivityTest {
   }
 
   @Test
+  public void testSymbolZOrderAsConstant() {
+    validateTestSetup();
+    setupSymbolManager();
+    Timber.i("symbol-z-order");
+    invoke(mapboxMap, (uiController, mapboxMap) -> {
+      assertNotNull(symbolManager);
+
+      symbolManager.setSymbolZOrder(SYMBOL_Z_ORDER_VIEWPORT_Y);
+      assertEquals((String) symbolManager.getSymbolZOrder(), (String) SYMBOL_Z_ORDER_VIEWPORT_Y);
+    });
+  }
+
+  @Test
   public void testIconAllowOverlapAsConstant() {
     validateTestSetup();
     setupSymbolManager();
diff --git a/platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/testapp/activity/maplayout/SimpleMapActivity.java b/platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/testapp/activity/maplayout/SimpleMapActivity.java
index 228badf0ff..34cf95e2a0 100644
--- a/platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/testapp/activity/maplayout/SimpleMapActivity.java
+++ b/platform/android/MapboxGLAndroidSDKTestApp/src/main/java/com/mapbox/mapboxsdk/testapp/activity/maplayout/SimpleMapActivity.java
@@ -38,6 +38,11 @@ public class SimpleMapActivity extends AppCompatActivity {
   private static final String MAKI_ICON_CAR = "car-15";
   private static final String MAKI_ICON_CAFE = "cafe-15";
 
+  private SymbolManager symbolManager;
+  private FillManager fillManager;
+  private CircleManager circleManager;
+  private LineManager lineManager;
+
   private MapView mapView;
   private Symbol symbol;
   private Circle circle;
@@ -61,8 +66,8 @@ public class SimpleMapActivity extends AppCompatActivity {
 
   private void createSymbols(MapboxMap mapboxMap) {
     // create symbol manager
-    SymbolManager symbolManager = new SymbolManager(mapboxMap);
-    symbolManager.setOnSymbolClickListener(symbol -> Timber.e("Symbol clicked with id: %s", symbol.getId()));
+    symbolManager = new SymbolManager(mapboxMap);
+    symbolManager.addOnSymbolClickListener(symbol -> Timber.e("Symbol clicked with id: %s", symbol.getId()));
 
     // set non data driven properties
     symbolManager.setIconAllowOverlap(true);
@@ -83,8 +88,8 @@ public class SimpleMapActivity extends AppCompatActivity {
 
   private void createCircles(MapboxMap mapboxMap) {
     // create circle manager
-    CircleManager circleManager = new CircleManager(mapboxMap);
-    circleManager.setOnCircleClickListener(circle -> Timber.e("Symbol clicked with id: %s", circle.getId()));
+    circleManager = new CircleManager(mapboxMap);
+    circleManager.addOnCircleClickListener(circle -> Timber.e("Circle clicked with id: %s", circle.getId()));
 
     // set non data driven properties
     // circleManager.
@@ -98,8 +103,8 @@ public class SimpleMapActivity extends AppCompatActivity {
 
   private void createLines(MapboxMap mapboxMap) {
     // create line manager
-    LineManager lineManager = new LineManager(mapboxMap);
-    lineManager.setOnLineClickListener(line -> Timber.e("Symbol clicked with id: %s", line.getId()));
+    lineManager = new LineManager(mapboxMap);
+    lineManager.addOnLineClickListener(line -> Timber.e("Line clicked with id: %s", line.getId()));
 
     // set non data driven properties
     lineManager.setLineCap(LINE_CAP_ROUND);
@@ -117,8 +122,8 @@ public class SimpleMapActivity extends AppCompatActivity {
 
   private void createFills(MapboxMap mapboxMap) {
     // create fill manager
-    FillManager fillManager = new FillManager(mapboxMap);
-    fillManager.setOnFillClickListener(fill -> Timber.e("Symbol clicked with id: %s", fill.getId()));
+    fillManager = new FillManager(mapboxMap);
+    fillManager.addOnFillClickListener(fill -> Timber.e("Fill clicked with id: %s", fill.getId()));
 
     // set non data driven properties
     //fillManager.
@@ -207,6 +212,10 @@ public class SimpleMapActivity extends AppCompatActivity {
   @Override
   protected void onDestroy() {
     super.onDestroy();
+    symbolManager.onDestroy();
+    lineManager.onDestroy();
+    circleManager.onDestroy();
+    fillManager.onDestroy();
     mapView.onDestroy();
   }