chore(java): rename deserializeUnexistentEnumValueAsNull to deseriali…

…zeNonexistentAsNull (#1634)

## What does this PR do?

rename deserializeUnexistentEnumValueAsNull to
deserializeNonexistentAsNull

## Related issues


## Does this PR introduce any user-facing change?

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issue](https://github.com/apache/incubator-fury/issues/new/choose)
describing the need to do so and update the document if necessary.
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- [ ] Does this PR introduce any public API change?
- [ ] Does this PR introduce any binary protocol compatibility change?


## Benchmark

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java/fury-core/src/main/java/org/apache/fury/config/Config.java

@@ -54,7 +54,7 @@ public class Config implements Serializable {
   private final boolean deserializeUnexistedClass;
   private final boolean scalaOptimizationEnabled;
   private transient int configHash;
-  private final boolean deserializeUnexistentEnumValueAsNull;
+  private final boolean deserializeNonexistentEnumValueAsNull;
 
   public Config(FuryBuilder builder) {
     language = builder.language;
@@ -83,7 +83,7 @@ public Config(FuryBuilder builder) {
     }
     asyncCompilationEnabled = builder.asyncCompilationEnabled;
     scalaOptimizationEnabled = builder.scalaOptimizationEnabled;
-    deserializeUnexistentEnumValueAsNull = builder.deserializeUnexistentEnumValueAsNull;
+    deserializeNonexistentEnumValueAsNull = builder.deserializeNonexistentEnumValueAsNull;
   }
 
   public Language getLanguage() {
@@ -103,8 +103,8 @@ public boolean isStringRefIgnored() {
   }
 
   /** ignore Enum Deserialize array out of bounds return null. */
-  public boolean deserializeUnexistentEnumValueAsNull() {
-    return deserializeUnexistentEnumValueAsNull;
+  public boolean deserializeNonexistentEnumValueAsNull() {
+    return deserializeNonexistentEnumValueAsNull;
   }
 
   /**

java/fury-core/src/main/java/org/apache/fury/config/FuryBuilder.java

@@ -75,7 +75,7 @@ public final class FuryBuilder {
   boolean registerGuavaTypes = true;
   boolean scalaOptimizationEnabled = false;
   boolean suppressClassRegistrationWarnings = true;
-  boolean deserializeUnexistentEnumValueAsNull = false;
+  boolean deserializeNonexistentEnumValueAsNull = false;
 
   public FuryBuilder() {}
 
@@ -107,9 +107,9 @@ public FuryBuilder ignoreStringRef(boolean ignoreStringRef) {
   }
 
   /** ignore Enum Deserialize array out of bounds. */
-  public FuryBuilder deserializeUnexistentEnumValueAsNull(
-      boolean deserializeUnexistentEnumValueAsNull) {
-    this.deserializeUnexistentEnumValueAsNull = deserializeUnexistentEnumValueAsNull;
+  public FuryBuilder deserializeNonexistentEnumValueAsNull(
+      boolean deserializeNonexistentEnumValueAsNull) {
+    this.deserializeNonexistentEnumValueAsNull = deserializeNonexistentEnumValueAsNull;
     return this;
   }
 

java/fury-core/src/main/java/org/apache/fury/serializer/EnumSerializer.java

@@ -19,6 +19,7 @@
 
 package org.apache.fury.serializer;
 
+import java.util.Arrays;
 import org.apache.fury.Fury;
 import org.apache.fury.memory.MemoryBuffer;
 import org.apache.fury.util.Preconditions;
@@ -49,9 +50,18 @@ public void write(MemoryBuffer buffer, Enum value) {
   @Override
   public Enum read(MemoryBuffer buffer) {
     int value = buffer.readVarUint32Small7();
-    if (fury.getConfig().deserializeUnexistentEnumValueAsNull() && value >= enumConstants.length) {
-      return null;
+    if (value >= enumConstants.length) {
+      return handleNonexistentEnumValue(value);
     }
     return enumConstants[value];
   }
+
+  private Enum handleNonexistentEnumValue(int value) {
+    if (fury.getConfig().deserializeNonexistentEnumValueAsNull()) {
+      return null;
+    } else {
+      throw new IllegalArgumentException(
+          String.format("Enum ordinal %s not in %s", value, Arrays.toString(enumConstants)));
+    }
+  }
 }

java/fury-core/src/test/java/org/apache/fury/serializer/EnumSerializerTest.java

@@ -86,7 +86,7 @@ public void testEnumSerializationUnexistentEnumValueAsNull() {
             .withLanguage(Language.JAVA)
             .withRefTracking(true)
             .requireClassRegistration(false)
-            .deserializeUnexistentEnumValueAsNull(true)
+            .deserializeNonexistentEnumValueAsNull(true)
             .withClassLoader(cls2.getClassLoader());
     Fury furyDeserialize = builderDeserialize.build();
     Fury furySerialization = builderSerialization.build();