diff --git a/agrest-engine/src/main/java/io/agrest/runtime/constraints/ReadConstraints.java b/agrest-engine/src/main/java/io/agrest/runtime/constraints/ReadPropertyFilter.java
similarity index 97%
rename from agrest-engine/src/main/java/io/agrest/runtime/constraints/ReadConstraints.java
rename to agrest-engine/src/main/java/io/agrest/runtime/constraints/ReadPropertyFilter.java
index 49c66f160..0f1e4cf3c 100644
--- a/agrest-engine/src/main/java/io/agrest/runtime/constraints/ReadConstraints.java
+++ b/agrest-engine/src/main/java/io/agrest/runtime/constraints/ReadPropertyFilter.java
@@ -11,9 +11,9 @@
 import java.util.ArrayList;
 import java.util.List;
 
-class ReadConstraints {
+class ReadPropertyFilter {
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(ReadConstraints.class);
+    private static final Logger LOGGER = LoggerFactory.getLogger(ReadPropertyFilter.class);
 
     static <T> void apply(ResourceEntity<T> entity) {
 
diff --git a/agrest-engine/src/main/java/io/agrest/runtime/constraints/SelectConstraints.java b/agrest-engine/src/main/java/io/agrest/runtime/constraints/SelectConstraints.java
index df305ce7f..5effb36e4 100644
--- a/agrest-engine/src/main/java/io/agrest/runtime/constraints/SelectConstraints.java
+++ b/agrest-engine/src/main/java/io/agrest/runtime/constraints/SelectConstraints.java
@@ -8,7 +8,7 @@
 public class SelectConstraints {
 
     public <T> void apply(SelectContext<T> context) {
-        ReadConstraints.apply(context.getEntity());
-        SizeConstraints.apply(context.getEntity(), context.getSizeConstraints());
+        ReadPropertyFilter.apply(context.getEntity());
+        SizeFilter.apply(context.getEntity(), context.getSizeConstraints());
     }
 }
diff --git a/agrest-engine/src/main/java/io/agrest/runtime/constraints/SizeConstraints.java b/agrest-engine/src/main/java/io/agrest/runtime/constraints/SizeFilter.java
similarity index 86%
rename from agrest-engine/src/main/java/io/agrest/runtime/constraints/SizeConstraints.java
rename to agrest-engine/src/main/java/io/agrest/runtime/constraints/SizeFilter.java
index 5fc679268..356058135 100644
--- a/agrest-engine/src/main/java/io/agrest/runtime/constraints/SizeConstraints.java
+++ b/agrest-engine/src/main/java/io/agrest/runtime/constraints/SizeFilter.java
@@ -1,14 +1,15 @@
 package io.agrest.runtime.constraints;
 
 import io.agrest.ResourceEntity;
+import io.agrest.SizeConstraints;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-class SizeConstraints {
+class SizeFilter {
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(SizeConstraints.class);
+    private static final Logger LOGGER = LoggerFactory.getLogger(SizeFilter.class);
 
-    public static <T> void apply(ResourceEntity<T> entity, io.agrest.SizeConstraints constraints) {
+    public static <T> void apply(ResourceEntity<T> entity, SizeConstraints constraints) {
         if (constraints != null) {
 
             // fetchOffset - do not exceed source offset
diff --git a/agrest-engine/src/main/java/io/agrest/runtime/constraints/UpdateConstraints.java b/agrest-engine/src/main/java/io/agrest/runtime/constraints/UpdateConstraints.java
index 388690618..aacb59def 100644
--- a/agrest-engine/src/main/java/io/agrest/runtime/constraints/UpdateConstraints.java
+++ b/agrest-engine/src/main/java/io/agrest/runtime/constraints/UpdateConstraints.java
@@ -8,7 +8,7 @@
 public class UpdateConstraints {
 
     public <T> void apply(UpdateContext<T> context) {
-        WriteConstraints.apply(context.getEntity(), context.getUpdates());
-        ReadConstraints.apply(context.getEntity());
+        WritePropertyFilter.apply(context.getEntity(), context.getUpdates());
+        ReadPropertyFilter.apply(context.getEntity());
     }
 }
diff --git a/agrest-engine/src/main/java/io/agrest/runtime/constraints/WriteConstraints.java b/agrest-engine/src/main/java/io/agrest/runtime/constraints/WritePropertyFilter.java
similarity index 98%
rename from agrest-engine/src/main/java/io/agrest/runtime/constraints/WriteConstraints.java
rename to agrest-engine/src/main/java/io/agrest/runtime/constraints/WritePropertyFilter.java
index 5c34d3ad0..ca13402dd 100644
--- a/agrest-engine/src/main/java/io/agrest/runtime/constraints/WriteConstraints.java
+++ b/agrest-engine/src/main/java/io/agrest/runtime/constraints/WritePropertyFilter.java
@@ -16,9 +16,9 @@
 import java.util.Set;
 import java.util.function.Consumer;
 
-class WriteConstraints {
+class WritePropertyFilter {
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(WriteConstraints.class);
+    private static final Logger LOGGER = LoggerFactory.getLogger(WritePropertyFilter.class);
 
     public static <T> void apply(ResourceEntity<T> entity, Collection<EntityUpdate<T>> updates) {
 
diff --git a/agrest-engine/src/test/java/io/agrest/runtime/constraints/ReadConstraintsTest.java b/agrest-engine/src/test/java/io/agrest/runtime/constraints/ReadPropertyFilterTest.java
similarity index 95%
rename from agrest-engine/src/test/java/io/agrest/runtime/constraints/ReadConstraintsTest.java
rename to agrest-engine/src/test/java/io/agrest/runtime/constraints/ReadPropertyFilterTest.java
index dad6faba6..fc6f25350 100644
--- a/agrest-engine/src/test/java/io/agrest/runtime/constraints/ReadConstraintsTest.java
+++ b/agrest-engine/src/test/java/io/agrest/runtime/constraints/ReadPropertyFilterTest.java
@@ -15,7 +15,7 @@
 
 import static org.junit.jupiter.api.Assertions.*;
 
-public class ReadConstraintsTest {
+public class ReadPropertyFilterTest {
 
     static final AgSchema schema = new LazySchema(List.of(new AnnotationsAgEntityCompiler(Map.of())));
 
@@ -28,7 +28,7 @@ public void constrainResponse_Default() {
         te1.ensureAttribute("a", false);
         te1.ensureAttribute("b", false);
 
-        ReadConstraints.apply(te1);
+        ReadPropertyFilter.apply(te1);
         assertEquals(1, te1.getBaseProjection().getAttributes().size());
         assertNotNull(te1.getBaseProjection().getAttribute("a"));
         assertTrue(te1.getChildren().isEmpty());
@@ -43,7 +43,7 @@ public void constrainResponse_None() {
         te1.ensureAttribute("m", false);
         te1.ensureAttribute("n", false);
 
-        ReadConstraints.apply(te1);
+        ReadPropertyFilter.apply(te1);
         assertEquals(2, te1.getBaseProjection().getAttributes().size());
         assertNotNull(te1.getBaseProjection().getAttribute("m"));
         assertNotNull(te1.getBaseProjection().getAttribute("n"));
diff --git a/agrest-engine/src/test/java/io/agrest/runtime/constraints/SizeConstraintsTest.java b/agrest-engine/src/test/java/io/agrest/runtime/constraints/SizeFilterTest.java
similarity index 87%
rename from agrest-engine/src/test/java/io/agrest/runtime/constraints/SizeConstraintsTest.java
rename to agrest-engine/src/test/java/io/agrest/runtime/constraints/SizeFilterTest.java
index 55718a09c..7acc7547b 100644
--- a/agrest-engine/src/test/java/io/agrest/runtime/constraints/SizeConstraintsTest.java
+++ b/agrest-engine/src/test/java/io/agrest/runtime/constraints/SizeFilterTest.java
@@ -2,6 +2,7 @@
 
 import io.agrest.ResourceEntity;
 import io.agrest.RootResourceEntity;
+import io.agrest.SizeConstraints;
 import io.agrest.annotation.AgAttribute;
 import io.agrest.annotation.AgId;
 import io.agrest.annotation.AgRelationship;
@@ -18,7 +19,7 @@
 
 import static org.junit.jupiter.api.Assertions.assertEquals;
 
-public class SizeConstraintsTest {
+public class SizeFilterTest {
 
     private static AgSchema schema;
 
@@ -33,30 +34,30 @@ public void fetchOffset() {
 
         AgEntity<Tr> entity = schema.getEntity(Tr.class);
 
-        io.agrest.SizeConstraints s1 = new io.agrest.SizeConstraints().fetchOffset(5);
-        io.agrest.SizeConstraints s2 = new io.agrest.SizeConstraints().fetchOffset(0);
+        SizeConstraints s1 = new SizeConstraints().fetchOffset(5);
+        SizeConstraints s2 = new SizeConstraints().fetchOffset(0);
 
         ResourceEntity<Tr> t1 = new RootResourceEntity<>(entity);
         t1.setStart(0);
-        SizeConstraints.apply(t1, s1);
+        SizeFilter.apply(t1, s1);
         assertEquals(0, t1.getStart());
         assertEquals(5, s1.getFetchOffset());
 
         ResourceEntity<Tr> t2 = new RootResourceEntity<>(entity);
         t2.setStart(3);
-        SizeConstraints.apply(t2, s1);
+        SizeFilter.apply(t2, s1);
         assertEquals(3, t2.getStart());
         assertEquals(5, s1.getFetchOffset());
 
         ResourceEntity<Tr> t3 = new RootResourceEntity<>(entity);
         t3.setStart(6);
-        SizeConstraints.apply(t3, s1);
+        SizeFilter.apply(t3, s1);
         assertEquals(5, t3.getStart());
         assertEquals(5, s1.getFetchOffset());
 
         ResourceEntity<Tr> t4 = new RootResourceEntity<>(entity);
         t4.setStart(6);
-        SizeConstraints.apply(t4, s2);
+        SizeFilter.apply(t4, s2);
         assertEquals(6, t4.getStart());
         assertEquals(0, s2.getFetchOffset());
     }
@@ -66,41 +67,41 @@ public void fetchLimit() {
 
         AgEntity<Tr> entity = schema.getEntity(Tr.class);
 
-        io.agrest.SizeConstraints s1 = new io.agrest.SizeConstraints().fetchLimit(5);
-        io.agrest.SizeConstraints s2 = new io.agrest.SizeConstraints().fetchLimit(0);
+        SizeConstraints s1 = new SizeConstraints().fetchLimit(5);
+        SizeConstraints s2 = new SizeConstraints().fetchLimit(0);
 
         ResourceEntity<Tr> t1 = new RootResourceEntity<>(entity);
-        SizeConstraints.apply(t1, s1);
+        SizeFilter.apply(t1, s1);
         assertEquals(5, t1.getLimit());
         assertEquals(5, s1.getFetchLimit());
 
         ResourceEntity<Tr> t1_1 = new RootResourceEntity<>(entity);
         t1_1.setLimit(0);
-        SizeConstraints.apply(t1_1, s1);
+        SizeFilter.apply(t1_1, s1);
         assertEquals(5, t1_1.getLimit());
         assertEquals(5, s1.getFetchLimit());
 
         ResourceEntity<Tr> t1_2 = new RootResourceEntity<>(entity);
         t1_2.setLimit(-1);
-        SizeConstraints.apply(t1_2, s1);
+        SizeFilter.apply(t1_2, s1);
         assertEquals(5, t1_2.getLimit());
         assertEquals(5, s1.getFetchLimit());
 
         ResourceEntity<Tr> t2 = new RootResourceEntity<>(entity);
         t2.setLimit(3);
-        SizeConstraints.apply(t2, s1);
+        SizeFilter.apply(t2, s1);
         assertEquals(3, t2.getLimit());
         assertEquals(5, s1.getFetchLimit());
 
         ResourceEntity<Tr> t3 = new RootResourceEntity<>(entity);
         t3.setLimit(6);
-        SizeConstraints.apply(t3, s1);
+        SizeFilter.apply(t3, s1);
         assertEquals(5, t3.getLimit());
         assertEquals(5, s1.getFetchLimit());
 
         ResourceEntity<Tr> t4 = new RootResourceEntity<>(entity);
         t4.setLimit(6);
-        SizeConstraints.apply(t4, s2);
+        SizeFilter.apply(t4, s2);
         assertEquals(6, t4.getLimit());
         assertEquals(0, s2.getFetchLimit());
     }