Fix incorrect tree parsing with Jackson

Author: wendigo

modules/openapi-generator/src/main/resources/Java/libraries/jersey2/anyof_model.mustache

@@ -53,7 +53,7 @@ public class {{classname}} extends AbstractOpenApiSchema{{#vendorExtensions.x-im
 
         @Override
         public {{classname}} deserialize(JsonParser jp, DeserializationContext ctxt) throws IOException, JsonProcessingException {
-            JsonNode tree = jp.readValueAsTree();
+            JsonNode tree = ctxt.readTree(jp);
 
             Object deserialized = null;
             {{#discriminator}}

modules/openapi-generator/src/main/resources/Java/libraries/jersey2/oneof_model.mustache

@@ -55,7 +55,7 @@ public class {{classname}} extends AbstractOpenApiSchema{{#vendorExtensions.x-im
 
         @Override
         public {{classname}} deserialize(JsonParser jp, DeserializationContext ctxt) throws IOException, JsonProcessingException {
-            JsonNode tree = jp.readValueAsTree();
+            JsonNode tree = ctxt.readTree(jp);
             Object deserialized = null;
             {{#useOneOfDiscriminatorLookup}}
             {{#discriminator}}

modules/openapi-generator/src/main/resources/Java/libraries/jersey3/anyof_model.mustache

@@ -53,7 +53,7 @@ public class {{classname}} extends AbstractOpenApiSchema{{#vendorExtensions.x-im
 
         @Override
         public {{classname}} deserialize(JsonParser jp, DeserializationContext ctxt) throws IOException, JsonProcessingException {
-            JsonNode tree = jp.readValueAsTree();
+            JsonNode tree = ctxt.readTree(jp);
 
             Object deserialized = null;
             {{#discriminator}}

modules/openapi-generator/src/main/resources/Java/libraries/jersey3/oneof_model.mustache

@@ -55,7 +55,7 @@ public class {{classname}} extends AbstractOpenApiSchema{{#vendorExtensions.x-im
 
         @Override
         public {{classname}} deserialize(JsonParser jp, DeserializationContext ctxt) throws IOException, JsonProcessingException {
-            JsonNode tree = jp.readValueAsTree();
+            JsonNode tree = ctxt.readTree(jp);
             Object deserialized = null;
             {{#useOneOfDiscriminatorLookup}}
             {{#discriminator}}

modules/openapi-generator/src/main/resources/Java/libraries/native/anyof_model.mustache

@@ -51,7 +51,7 @@ public class {{classname}} extends AbstractOpenApiSchema{{#vendorExtensions.x-im
 
         @Override
         public {{classname}} deserialize(JsonParser jp, DeserializationContext ctxt) throws IOException, JsonProcessingException {
-            JsonNode tree = jp.readValueAsTree();
+            JsonNode tree = ctxt.readTree(jp);
 
             Object deserialized = null;
             {{#discriminator}}

modules/openapi-generator/src/main/resources/Java/libraries/native/oneof_model.mustache

@@ -53,7 +53,7 @@ public class {{classname}} extends AbstractOpenApiSchema{{#vendorExtensions.x-im
 
         @Override
         public {{classname}} deserialize(JsonParser jp, DeserializationContext ctxt) throws IOException, JsonProcessingException {
-            JsonNode tree = jp.readValueAsTree();
+            JsonNode tree = ctxt.readTree(jp);
             Object deserialized = null;
             {{#useOneOfDiscriminatorLookup}}
             {{#discriminator}}