fix(specs): built-in ops accept also int (generated)

algolia/api-clients-automation#3450

Co-authored-by: algolia-bot <accounts+algolia-api-client-bot@algolia.com>
Co-authored-by: Kai Welke <kai.welke@algolia.com>
Co-authored-by: Pierre Millot <pierre.millot@algolia.com>

algoliasearch/src/main/java/com/algolia/model/search/BuiltInOperation.java

@@ -15,7 +15,7 @@ public class BuiltInOperation implements AttributeToUpdate {
   private BuiltInOperationType operation;
 
   @JsonProperty("value")
-  private String value;
+  private BuiltInOperationValue value;
 
   public BuiltInOperation setOperation(BuiltInOperationType operation) {
     this.operation = operation;
@@ -28,17 +28,14 @@ public BuiltInOperationType getOperation() {
     return operation;
   }
 
-  public BuiltInOperation setValue(String value) {
+  public BuiltInOperation setValue(BuiltInOperationValue value) {
     this.value = value;
     return this;
   }
 
-  /**
-   * Value that corresponds to the operation, for example an `Increment` or `Decrement` step, or an
-   * `Add` or `Remove` value.
-   */
+  /** Get value */
   @javax.annotation.Nonnull
-  public String getValue() {
+  public BuiltInOperationValue getValue() {
     return value;
   }
 

algoliasearch/src/main/java/com/algolia/model/search/BuiltInOperationValue.java

@@ -0,0 +1,109 @@
+// Code generated by OpenAPI Generator (https://openapi-generator.tech), manual changes will be lost
+// - read more on https://github.com/algolia/api-clients-automation. DO NOT EDIT.
+
+package com.algolia.model.search;
+
+import com.algolia.exceptions.AlgoliaRuntimeException;
+import com.fasterxml.jackson.annotation.*;
+import com.fasterxml.jackson.core.*;
+import com.fasterxml.jackson.databind.*;
+import com.fasterxml.jackson.databind.annotation.*;
+import java.io.IOException;
+import java.util.logging.Logger;
+
+/** BuiltInOperationValue */
+@JsonDeserialize(using = BuiltInOperationValue.Deserializer.class)
+public interface BuiltInOperationValue {
+  // BuiltInOperationValue as String wrapper.
+  static BuiltInOperationValue of(String value) {
+    return new StringWrapper(value);
+  }
+
+  // BuiltInOperationValue as Integer wrapper.
+  static BuiltInOperationValue of(Integer value) {
+    return new IntegerWrapper(value);
+  }
+
+  // BuiltInOperationValue as String wrapper.
+  @JsonSerialize(using = StringWrapper.Serializer.class)
+  class StringWrapper implements BuiltInOperationValue {
+
+    private final String value;
+
+    StringWrapper(String value) {
+      this.value = value;
+    }
+
+    public String getValue() {
+      return value;
+    }
+
+    static class Serializer extends JsonSerializer<StringWrapper> {
+
+      @Override
+      public void serialize(StringWrapper value, JsonGenerator gen, SerializerProvider provider) throws IOException {
+        gen.writeObject(value.getValue());
+      }
+    }
+  }
+
+  // BuiltInOperationValue as Integer wrapper.
+  @JsonSerialize(using = IntegerWrapper.Serializer.class)
+  class IntegerWrapper implements BuiltInOperationValue {
+
+    private final Integer value;
+
+    IntegerWrapper(Integer value) {
+      this.value = value;
+    }
+
+    public Integer getValue() {
+      return value;
+    }
+
+    static class Serializer extends JsonSerializer<IntegerWrapper> {
+
+      @Override
+      public void serialize(IntegerWrapper value, JsonGenerator gen, SerializerProvider provider) throws IOException {
+        gen.writeObject(value.getValue());
+      }
+    }
+  }
+
+  class Deserializer extends JsonDeserializer<BuiltInOperationValue> {
+
+    private static final Logger LOGGER = Logger.getLogger(Deserializer.class.getName());
+
+    @Override
+    public BuiltInOperationValue deserialize(JsonParser jp, DeserializationContext ctxt) throws IOException {
+      JsonNode tree = jp.readValueAsTree();
+      // deserialize String
+      if (tree.isTextual()) {
+        try (JsonParser parser = tree.traverse(jp.getCodec())) {
+          String value = parser.readValueAs(String.class);
+          return new BuiltInOperationValue.StringWrapper(value);
+        } catch (Exception e) {
+          // deserialization failed, continue
+          LOGGER.finest("Failed to deserialize oneOf String (error: " + e.getMessage() + ") (type: String)");
+        }
+      }
+      // deserialize Integer
+      if (tree.isInt()) {
+        try (JsonParser parser = tree.traverse(jp.getCodec())) {
+          Integer value = parser.readValueAs(Integer.class);
+          return new BuiltInOperationValue.IntegerWrapper(value);
+        } catch (Exception e) {
+          // deserialization failed, continue
+          LOGGER.finest("Failed to deserialize oneOf Integer (error: " + e.getMessage() + ") (type: Integer)");
+        }
+      }
+      throw new AlgoliaRuntimeException(String.format("Failed to deserialize json element: %s", tree));
+    }
+
+    /** Handle deserialization of the 'null' value. */
+    @Override
+    public BuiltInOperationValue getNullValue(DeserializationContext ctxt) throws JsonMappingException {
+      throw new JsonMappingException(ctxt.getParser(), "BuiltInOperationValue cannot be null");
+    }
+  }
+}