issues/256 - Nested option with map deserialization fix.

src/main/java/com/casper/sdk/model/clvalue/AbstractCLValueWithChildren.java

@@ -1,7 +1,9 @@
 package com.casper.sdk.model.clvalue;
 
 import com.casper.sdk.annotation.ExcludeFromJacocoGeneratedReport;
+import com.casper.sdk.model.clvalue.cltype.AbstractCLType;
 import com.casper.sdk.model.clvalue.cltype.AbstractCLTypeWithChildren;
+import com.casper.sdk.model.clvalue.cltype.CLTypeByteArray;
 import com.fasterxml.jackson.annotation.JsonSetter;
 import dev.oak3.sbs4j.DeserializerBuffer;
 import dev.oak3.sbs4j.exception.ValueDeserializationException;
@@ -33,6 +35,16 @@ protected void childTypesSet() {
         }
     }
 
+    protected void populateChildTypesFromParent(final AbstractCLValue<?, ?> child, final AbstractCLType type) {
+        if (type instanceof AbstractCLTypeWithChildren) {
+            if (child.getClType() instanceof AbstractCLTypeWithChildren) {
+                ((AbstractCLTypeWithChildren) child.getClType()).setChildTypes(((AbstractCLTypeWithChildren)type).getChildTypes());
+            } else if (child instanceof CLValueByteArray) {
+                ((CLValueByteArray) child).setClType((CLTypeByteArray) ((AbstractCLTypeWithChildren)type).getChildTypes().get(0));
+            }
+        }
+    }
+
     /**
      * Sets the bytes and if the CLType is already set, fires bytes deserialization
      *

src/main/java/com/casper/sdk/model/clvalue/CLValueList.java

@@ -1,9 +1,7 @@
 package com.casper.sdk.model.clvalue;
 
-import com.casper.sdk.model.clvalue.cltype.AbstractCLTypeWithChildren;
 import com.casper.sdk.model.clvalue.cltype.CLTypeData;
 import com.casper.sdk.model.clvalue.cltype.CLTypeList;
-import com.casper.sdk.model.clvalue.cltype.CLTypeMap;
 import com.fasterxml.jackson.annotation.JsonProperty;
 import com.fasterxml.jackson.annotation.JsonSetter;
 import dev.oak3.sbs4j.DeserializerBuffer;
@@ -78,13 +76,7 @@ public void deserializeCustom(final DeserializerBuffer deser) throws Exception {
         final List<AbstractCLValue<?, ?>> list = new ArrayList<>();
         for (int i = 0; i < length.getValue(); i++) {
             final AbstractCLValue<?, ?> child = CLTypeData.createCLValueFromCLTypeData(childrenType);
-            if (child.getClType() instanceof CLTypeMap) {
-                ((CLTypeMap) child.getClType())
-                        .setKeyValueTypes(((CLTypeMap) clType.getListType()).getKeyValueTypes());
-            } else if (child.getClType() instanceof AbstractCLTypeWithChildren) {
-                ((AbstractCLTypeWithChildren) child.getClType())
-                        .setChildTypes(((AbstractCLTypeWithChildren) clType.getListType()).getChildTypes());
-            }
+            populateChildTypesFromParent(child, clType.getListType());
             child.deserializeCustom(deser);
             list.add(child);
         }

src/main/java/com/casper/sdk/model/clvalue/CLValueMap.java

@@ -1,6 +1,5 @@
 package com.casper.sdk.model.clvalue;
 
-import com.casper.sdk.model.clvalue.cltype.AbstractCLTypeWithChildren;
 import com.casper.sdk.model.clvalue.cltype.CLTypeData;
 import com.casper.sdk.model.clvalue.cltype.CLTypeMap;
 import com.fasterxml.jackson.annotation.JsonIgnore;
@@ -85,23 +84,12 @@ public void deserializeCustom(final DeserializerBuffer deser) throws Exception {
 
         for (int i = 0; i < mapLength.getValue(); i++) {
             final AbstractCLValue<?, ?> key = CLTypeData.createCLValueFromCLTypeData(keyType);
-            if (key.getClType() instanceof AbstractCLTypeWithChildren) {
-                ((AbstractCLTypeWithChildren) key.getClType())
-                        .setChildTypes(
-                                ((AbstractCLTypeWithChildren) clType.getKeyValueTypes().getKeyType()).getChildTypes());
-            }
+            // It's very unlikely we have a key that is complex type but adding support
+            populateChildTypesFromParent(key, clType.getKeyValueTypes().getKeyType());
             key.deserializeCustom(deser);
 
             final AbstractCLValue<?, ?> val = CLTypeData.createCLValueFromCLTypeData(valType);
-
-            if (val.getClType() instanceof CLTypeMap) {
-                ((CLTypeMap) val.getClType())
-                        .setKeyValueTypes(((CLTypeMap) clType.getKeyValueTypes().getValueType()).getKeyValueTypes());
-            } else if (val.getClType() instanceof AbstractCLTypeWithChildren) {
-                ((AbstractCLTypeWithChildren) val.getClType())
-                        .setChildTypes(((AbstractCLTypeWithChildren) clType.getKeyValueTypes().getValueType())
-                                .getChildTypes());
-            }
+            populateChildTypesFromParent(val, clType.getKeyValueTypes().getValueType());
             val.deserializeCustom(deser);
 
             map.put(key, val);

src/main/java/com/casper/sdk/model/clvalue/CLValueOption.java

@@ -1,6 +1,8 @@
 package com.casper.sdk.model.clvalue;
 
-import com.casper.sdk.model.clvalue.cltype.*;
+import com.casper.sdk.model.clvalue.cltype.AbstractCLTypeWithChildren;
+import com.casper.sdk.model.clvalue.cltype.CLTypeData;
+import com.casper.sdk.model.clvalue.cltype.CLTypeOption;
 import com.fasterxml.jackson.annotation.JsonProperty;
 import com.fasterxml.jackson.annotation.JsonSetter;
 import dev.oak3.sbs4j.DeserializerBuffer;
@@ -70,19 +72,8 @@ public void deserializeCustom(final DeserializerBuffer deser) throws Exception {
         isPresent.deserializeCustom(deser);
 
         final CLTypeData childTypeData = clType.getOptionType().getClTypeData();
-
         final AbstractCLValue<?, ?> child = CLTypeData.createCLValueFromCLTypeData(childTypeData);
-
-        if (child.getClType() instanceof CLTypeList) {
-            ((CLTypeList) child.getClType())
-                    .setListType(((CLTypeList) clType.getOptionType()).getListType());
-        } else if (child.getClType() instanceof AbstractCLTypeWithChildren) {
-            ((AbstractCLTypeWithChildren) child.getClType())
-                    .setChildTypes(((AbstractCLTypeWithChildren) clType.getOptionType()).getChildTypes());
-        } else if (child instanceof CLValueByteArray) {
-            // Byte arrays require their length to be set to correctly deserialize
-            ((CLValueByteArray) child).setClType((CLTypeByteArray) clType.getOptionType());
-        }
+        populateChildTypesFromParent(child, clType.getOptionType());
 
         if (Boolean.TRUE.equals(isPresent.getValue())) {
             child.deserializeCustom(deser);

src/main/java/com/casper/sdk/model/clvalue/CLValueTuple1.java

@@ -1,6 +1,5 @@
 package com.casper.sdk.model.clvalue;
 
-import com.casper.sdk.model.clvalue.cltype.AbstractCLTypeWithChildren;
 import com.casper.sdk.model.clvalue.cltype.CLTypeData;
 import com.casper.sdk.model.clvalue.cltype.CLTypeTuple1;
 import com.fasterxml.jackson.annotation.JsonProperty;
@@ -57,13 +56,10 @@ protected void serializeValue(final SerializerBuffer ser) throws ValueSerializat
 
     @Override
     public void deserializeCustom(final DeserializerBuffer deser) throws Exception {
-        CLTypeData childTypeData1 = clType.getChildClTypeData(0);
+        final CLTypeData childTypeData1 = clType.getChildClTypeData(0);
 
-        AbstractCLValue<?, ?> child1 = CLTypeData.createCLValueFromCLTypeData(childTypeData1);
-        if (child1.getClType() instanceof AbstractCLTypeWithChildren) {
-            ((AbstractCLTypeWithChildren) child1.getClType())
-                    .setChildTypes(((AbstractCLTypeWithChildren) clType.getChildTypes().get(0)).getChildTypes());
-        }
+        final AbstractCLValue<?, ?> child1 = CLTypeData.createCLValueFromCLTypeData(childTypeData1);
+        populateChildTypesFromParent(child1, clType.getChildTypes().get(0));
         child1.deserializeCustom(deser);
 
         setValue(new Unit<>(child1));

src/main/java/com/casper/sdk/model/clvalue/CLValueTuple2.java

@@ -1,6 +1,5 @@
 package com.casper.sdk.model.clvalue;
 
-import com.casper.sdk.model.clvalue.cltype.AbstractCLTypeWithChildren;
 import com.casper.sdk.model.clvalue.cltype.CLTypeData;
 import com.casper.sdk.model.clvalue.cltype.CLTypeTuple2;
 import com.fasterxml.jackson.annotation.JsonProperty;
@@ -64,17 +63,11 @@ public void deserializeCustom(final DeserializerBuffer deser) throws Exception {
         final CLTypeData childTypeData2 = clType.getChildClTypeData(1);
 
         final AbstractCLValue<?, ?> child1 = CLTypeData.createCLValueFromCLTypeData(childTypeData1);
-        if (child1.getClType() instanceof AbstractCLTypeWithChildren) {
-            ((AbstractCLTypeWithChildren) child1.getClType())
-                    .setChildTypes(((AbstractCLTypeWithChildren) clType.getChildTypes().get(0)).getChildTypes());
-        }
+        populateChildTypesFromParent(child1, clType.getChildTypes().get(0));
         child1.deserializeCustom(deser);
 
         final AbstractCLValue<?, ?> child2 = CLTypeData.createCLValueFromCLTypeData(childTypeData2);
-        if (child2.getClType() instanceof AbstractCLTypeWithChildren) {
-            ((AbstractCLTypeWithChildren) child2.getClType())
-                    .setChildTypes(((AbstractCLTypeWithChildren) clType.getChildTypes().get(1)).getChildTypes());
-        }
+        populateChildTypesFromParent(child2, clType.getChildTypes().get(1));
         child2.deserializeCustom(deser);
 
         setValue(new Pair<>(child1, child2));

src/main/java/com/casper/sdk/model/clvalue/CLValueTuple3.java

@@ -1,6 +1,5 @@
 package com.casper.sdk.model.clvalue;
 
-import com.casper.sdk.model.clvalue.cltype.AbstractCLTypeWithChildren;
 import com.casper.sdk.model.clvalue.cltype.CLTypeData;
 import com.casper.sdk.model.clvalue.cltype.CLTypeTuple3;
 import com.fasterxml.jackson.annotation.JsonProperty;
@@ -65,29 +64,21 @@ public void deserializeCustom(final DeserializerBuffer deser) throws Exception {
         final CLTypeData childTypeData3 = clType.getChildClTypeData(2);
 
         final AbstractCLValue<?, ?> child1 = CLTypeData.createCLValueFromCLTypeData(childTypeData1);
-        if (child1.getClType() instanceof AbstractCLTypeWithChildren) {
-            ((AbstractCLTypeWithChildren) child1.getClType())
-                    .setChildTypes(((AbstractCLTypeWithChildren) clType.getChildTypes().get(0)).getChildTypes());
-        }
+        populateChildTypesFromParent(child1, clType.getChildTypes().get(0));
         child1.deserializeCustom(deser);
 
         final AbstractCLValue<?, ?> child2 = CLTypeData.createCLValueFromCLTypeData(childTypeData2);
-        if (child2.getClType() instanceof AbstractCLTypeWithChildren) {
-            ((AbstractCLTypeWithChildren) child2.getClType())
-                    .setChildTypes(((AbstractCLTypeWithChildren) clType.getChildTypes().get(1)).getChildTypes());
-        }
+        populateChildTypesFromParent(child2, clType.getChildTypes().get(1));
         child2.deserializeCustom(deser);
 
         final AbstractCLValue<?, ?> child3 = CLTypeData.createCLValueFromCLTypeData(childTypeData3);
-        if (child3.getClType() instanceof AbstractCLTypeWithChildren) {
-            ((AbstractCLTypeWithChildren) child3.getClType())
-                    .setChildTypes(((AbstractCLTypeWithChildren) clType.getChildTypes().get(2)).getChildTypes());
-        }
+        populateChildTypesFromParent(child3, clType.getChildTypes().get(2));
         child3.deserializeCustom(deser);
 
         setValue(new Triplet<>(child1, child2, child3));
     }
 
+
     @Override
     protected void setChildTypes(final Triplet<? extends AbstractCLValue<?, ?>, ? extends AbstractCLValue<?, ?>, ? extends AbstractCLValue<?, ?>> value) {
         if (value.getValue0() != null && value.getValue1() != null && value.getValue2() != null) {

src/main/java/com/casper/sdk/model/clvalue/cltype/CLTypeMap.java

@@ -12,6 +12,8 @@
 import dev.oak3.sbs4j.exception.ValueDeserializationException;
 import lombok.*;
 
+import java.util.List;
+
 /**
  * CLType for {@link AbstractCLType#MAP}
  *
@@ -53,6 +55,19 @@ public boolean isDeserializable() {
         }
     }
 
+    /**
+     * Allows generic setting of child types so we don't need specialized code for byte deserialization.
+     *
+     * @param childTypes the child types
+     */
+    @Override
+    public void setChildTypes(final List<AbstractCLType> childTypes) {
+        super.setChildTypes(childTypes);
+        if (childTypes.size() >= 2) {
+            setKeyValueTypes(new CLTypeMapEntryType(childTypes.get(0), childTypes.get(1)));
+        }
+    }
+
     /**
      * Support class for {@link AbstractCLType#MAP} entry types
      *

src/test/java/com/casper/sdk/model/clvalue/CLValueTests.java

@@ -364,4 +364,24 @@ void Ed25519PublicKeySerialization() throws Exception {
         assertThat(deserialized.getBytes(), is(clValuePublicKey.getBytes()));
     }
 
+    @Test
+    void nestedOptionWithMap() throws Exception {
+
+        final Map<CLValueString, CLValueU32> map = new HashMap<>();
+        map.put(new CLValueString("ONE"), new CLValueU32(2L));
+        final CLValueMap innerMap = new CLValueMap(map);
+        final CLValueOption innerOption = new CLValueOption(Optional.of(innerMap));
+        CLValueOption clValueOption = new CLValueOption(Optional.of(innerOption));
+
+        assertThat(clValueOption.getBytes(), is("010101000000030000004f4e4502000000"));
+
+        final SerializerBuffer ser = new SerializerBuffer();
+        clValueOption.serialize(ser, Target.BYTE);
+
+        final byte[] bytes = ser.toByteArray();
+        assertThat(bytes, is(Hex.decode("11000000010101000000030000004f4e45020000000d0d110a04")));
+
+        final CLValueOption deserialized = (CLValueOption) clValueOption.deserialize(new DeserializerBuffer(bytes), Target.BYTE);
+        assertThat(deserialized.getBytes(), is(clValueOption.getBytes()));
+    }
 }