Use inline allof instead of $ref in echo test (#14429)

* use inline allof instead of $ref in echo test

* update samples

* update samples

* fix tests

samples/client/echo_api/java/feign-gson/src/main/java/org/openapitools/client/api/QueryApi.java

@@ -4,8 +4,8 @@ import org.openapitools.client.ApiClient;
 import org.openapitools.client.EncodingUtils;
 import org.openapitools.client.model.ApiResponse;
 
-import org.openapitools.client.model.BirdAndCategory;
 import org.openapitools.client.model.Pet;
+import org.openapitools.client.model.TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter;
 import org.openapitools.client.model.TestQueryStyleFormExplodeTrueArrayStringQueryObjectParameter;
 
 import java.util.ArrayList;
@@ -198,7 +198,7 @@ public interface QueryApi extends ApiClient.Api {
   @Headers({
     "Accept: text/plain",
   })
-  String testQueryStyleDeepObjectExplodeTrueObjectAllOf(@Param("queryObject") BirdAndCategory queryObject);
+  String testQueryStyleDeepObjectExplodeTrueObjectAllOf(@Param("queryObject") TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter queryObject);
 
   /**
    * Test query parameter(s)
@@ -211,7 +211,7 @@ public interface QueryApi extends ApiClient.Api {
   @Headers({
     "Accept: text/plain",
   })
-  ApiResponse<String> testQueryStyleDeepObjectExplodeTrueObjectAllOfWithHttpInfo(@Param("queryObject") BirdAndCategory queryObject);
+  ApiResponse<String> testQueryStyleDeepObjectExplodeTrueObjectAllOfWithHttpInfo(@Param("queryObject") TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter queryObject);
 
 
   /**
@@ -259,7 +259,7 @@ public interface QueryApi extends ApiClient.Api {
    * <code>testQueryStyleDeepObjectExplodeTrueObjectAllOf</code> method in a fluent style.
    */
   public static class TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryParams extends HashMap<String, Object> {
-    public TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryParams queryObject(final BirdAndCategory value) {
+    public TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryParams queryObject(final TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter value) {
       put("query_object", EncodingUtils.encode(value));
       return this;
     }

samples/client/echo_api/java/feign-gson/src/main/java/org/openapitools/client/model/TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter.java

@@ -0,0 +1,181 @@
+/*
+ * Echo Server API
+ * Echo Server API
+ *
+ * The version of the OpenAPI document: 0.1.0
+ * Contact: team@openapitools.org
+ *
+ * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
+ * https://openapi-generator.tech
+ * Do not edit the class manually.
+ */
+
+
+package org.openapitools.client.model;
+
+import java.util.Objects;
+import java.util.Arrays;
+import com.google.gson.TypeAdapter;
+import com.google.gson.annotations.JsonAdapter;
+import com.google.gson.annotations.SerializedName;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+import java.io.IOException;
+
+/**
+ * TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter
+ */
+@javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
+public class TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter {
+  public static final String SERIALIZED_NAME_SIZE = "size";
+  @SerializedName(SERIALIZED_NAME_SIZE)
+  private String size;
+
+  public static final String SERIALIZED_NAME_COLOR = "color";
+  @SerializedName(SERIALIZED_NAME_COLOR)
+  private String color;
+
+  public static final String SERIALIZED_NAME_ID = "id";
+  @SerializedName(SERIALIZED_NAME_ID)
+  private Long id;
+
+  public static final String SERIALIZED_NAME_NAME = "name";
+  @SerializedName(SERIALIZED_NAME_NAME)
+  private String name;
+
+  public TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter() {
+  }
+
+  public TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter size(String size) {
+    
+    this.size = size;
+    return this;
+  }
+
+   /**
+   * Get size
+   * @return size
+  **/
+  @javax.annotation.Nullable
+
+  public String getSize() {
+    return size;
+  }
+
+
+  public void setSize(String size) {
+    this.size = size;
+  }
+
+
+  public TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter color(String color) {
+    
+    this.color = color;
+    return this;
+  }
+
+   /**
+   * Get color
+   * @return color
+  **/
+  @javax.annotation.Nullable
+
+  public String getColor() {
+    return color;
+  }
+
+
+  public void setColor(String color) {
+    this.color = color;
+  }
+
+
+  public TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter id(Long id) {
+    
+    this.id = id;
+    return this;
+  }
+
+   /**
+   * Get id
+   * @return id
+  **/
+  @javax.annotation.Nullable
+
+  public Long getId() {
+    return id;
+  }
+
+
+  public void setId(Long id) {
+    this.id = id;
+  }
+
+
+  public TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter name(String name) {
+    
+    this.name = name;
+    return this;
+  }
+
+   /**
+   * Get name
+   * @return name
+  **/
+  @javax.annotation.Nullable
+
+  public String getName() {
+    return name;
+  }
+
+
+  public void setName(String name) {
+    this.name = name;
+  }
+
+
+  @Override
+  public boolean equals(Object o) {
+    if (this == o) {
+      return true;
+    }
+    if (o == null || getClass() != o.getClass()) {
+      return false;
+    }
+    TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter testQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter = (TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter) o;
+    return Objects.equals(this.size, testQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter.size) &&
+        Objects.equals(this.color, testQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter.color) &&
+        Objects.equals(this.id, testQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter.id) &&
+        Objects.equals(this.name, testQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter.name);
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(size, color, id, name);
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append("class TestQueryStyleDeepObjectExplodeTrueObjectAllOfQueryObjectParameter {\n");
+    sb.append("    size: ").append(toIndentedString(size)).append("\n");
+    sb.append("    color: ").append(toIndentedString(color)).append("\n");
+    sb.append("    id: ").append(toIndentedString(id)).append("\n");
+    sb.append("    name: ").append(toIndentedString(name)).append("\n");
+    sb.append("}");
+    return sb.toString();
+  }
+
+  /**
+   * Convert the given object to string with each line indented by 4 spaces
+   * (except the first line).
+   */
+  private String toIndentedString(Object o) {
+    if (o == null) {
+      return "null";
+    }
+    return o.toString().replace("\n", "\n    ");
+  }
+
+}
+