GEOMESA-3579 Fix size estimations in newer java versions (#3546)

Author: elahrvivaz

build/dependencies.txt

@@ -216,7 +216,7 @@ org.eclipse.imagen:vectorbin:0.9.1:compile
 org.eclipse.imagen:warp:0.9.1:compile
 org.eclipse.imagen:zonal:0.9.1:compile
 org.eclipse.xsd:org.eclipse.xsd:2.12.0:compile
-org.ehcache:sizeof:0.4.3:compile
+org.ehcache:sizeof:0.4.4:compile
 org.ejml:ejml-core:0.41:compile
 org.ejml:ejml-ddense:0.41:compile
 org.ejml:ejml-fsparse:0.41:compile

docs/user/upgrade/6.0.0.rst

@@ -62,6 +62,7 @@ The following dependencies have been upgraded:
 * scala 2.12 ``2.12.19`` -> ``2.12.20``
 * scala 2.13 ``2.13.12`` -> ``2.13.16``
 * sedona ``1.8.0`` -> ``1.8.1``
+* sizeof ``0.4.3`` -> ``0.4.4``
 * spark ``3.5.5`` -> ``3.5.7``
 * zookeeper ``3.9.3`` -> ``3.9.5``
 

geomesa-features/geomesa-feature-common/src/main/scala/org/locationtech/geomesa/features/ScalaSimpleFeature.scala

@@ -56,7 +56,23 @@ class ScalaSimpleFeature private (sft: SimpleFeatureType, values: Array[AnyRef])
     userData
   }
 
-  override def calculateSizeOf(): Long = Sizable.sizeOf(this) + Sizable.deepSizeOf(id, values, userData)
+  override def calculateSizeOf(): Long = {
+    var size = Sizable.sizeOf(this) + Sizable.sizeOf(id) + Sizable.sizeOf(values)
+    values.foreach { value =>
+      if (value != null) {
+        size += Sizable.sizeOf(value)
+      }
+    }
+    if (userData != null) {
+      userData.forEach { (k, v) =>
+        size += Sizable.sizeOf(k)
+        if (v != null) {
+          size += Sizable.sizeOf(v)
+        }
+      }
+    }
+    size
+  }
 }
 
 object ScalaSimpleFeature {

pom.xml

@@ -101,7 +101,7 @@
         <pureconfig.version>0.17.4</pureconfig.version>
         <rhino.js.version>1.8.1</rhino.js.version>
         <s2.geometry.version>20250620-rc1</s2.geometry.version>
-        <sizeof.version>0.4.3</sizeof.version>
+        <sizeof.version>0.4.4</sizeof.version>
         <spring.security.version>5.8.16</spring.security.version> <!-- geoserver is still on 5.x -->
         <typesafe.config.version>1.4.3</typesafe.config.version>
         <zstd.version>1.5.7-7</zstd.version>