fix: #1466 additionalProperties works now in spring generator (#11572) (fix #1466)

* fix: #1466 additionalProperties works now in spring generator

* chore: chore: #1466 solved rebase conflicts

* 1466; updated samples

* [Spring] update additionalProperties MR

* [Spring] additionalProperties unit test

---------

Co-authored-by: Your Name <benfonty@gmail.com>
Co-authored-by: Oleh Kurpiak <oleh.kurpiak@gmail.com>

samples/client/petstore/spring-http-interface/src/main/java/org/openapitools/model/AdditionalPropertiesAnyTypeDto.java

@@ -5,8 +5,6 @@ import java.util.Objects;
 import com.fasterxml.jackson.annotation.JsonProperty;
 import com.fasterxml.jackson.annotation.JsonCreator;
 import com.fasterxml.jackson.annotation.JsonTypeName;
-import java.util.HashMap;
-import java.util.Map;
 import org.openapitools.jackson.nullable.JsonNullable;
 import java.time.OffsetDateTime;
 import jakarta.validation.constraints.NotNull;
@@ -15,13 +13,17 @@ import jakarta.validation.constraints.NotNull;
 import java.util.*;
 import jakarta.annotation.Generated;
 
+import java.util.Map;
+import java.util.HashMap;
+import com.fasterxml.jackson.annotation.JsonAnyGetter;
+import com.fasterxml.jackson.annotation.JsonAnySetter;
 /**
  * AdditionalPropertiesAnyTypeDto
  */
 
 @JsonTypeName("AdditionalPropertiesAnyType")
 @Generated(value = "org.openapitools.codegen.languages.SpringCodegen")
-public class AdditionalPropertiesAnyTypeDto extends HashMap<String, Object> {
+public class AdditionalPropertiesAnyTypeDto {
 
   private String name;
 
@@ -43,6 +45,43 @@ public class AdditionalPropertiesAnyTypeDto extends HashMap<String, Object> {
   public void setName(String name) {
     this.name = name;
   }
+    /**
+    * A container for additional, undeclared properties.
+    * This is a holder for any undeclared properties as specified with
+    * the 'additionalProperties' keyword in the OAS document.
+    */
+    private Map<String, Object> additionalProperties;
+
+    /**
+    * Set the additional (undeclared) property with the specified name and value.
+    * If the property does not already exist, create it otherwise replace it.
+    */
+    @JsonAnySetter
+    public AdditionalPropertiesAnyTypeDto putAdditionalProperty(String key, Object value) {
+        if (this.additionalProperties == null) {
+            this.additionalProperties = new HashMap<String, Object>();
+        }
+        this.additionalProperties.put(key, value);
+        return this;
+    }
+
+    /**
+    * Return the additional (undeclared) property.
+    */
+    @JsonAnyGetter
+    public Map<String, Object> getAdditionalProperties() {
+        return additionalProperties;
+    }
+
+    /**
+    * Return the additional (undeclared) property with the specified name.
+    */
+    public Object getAdditionalProperty(String key) {
+        if (this.additionalProperties == null) {
+            return null;
+        }
+        return this.additionalProperties.get(key);
+    }
 
   @Override
   public boolean equals(Object o) {
@@ -54,20 +93,21 @@ public class AdditionalPropertiesAnyTypeDto extends HashMap<String, Object> {
     }
     AdditionalPropertiesAnyTypeDto additionalPropertiesAnyType = (AdditionalPropertiesAnyTypeDto) o;
     return Objects.equals(this.name, additionalPropertiesAnyType.name) &&
-        super.equals(o);
+    Objects.equals(this.additionalProperties, additionalPropertiesAnyType.additionalProperties);
   }
 
   @Override
   public int hashCode() {
-    return Objects.hash(name, super.hashCode());
+    return Objects.hash(name, additionalProperties);
   }
 
   @Override
   public String toString() {
     StringBuilder sb = new StringBuilder();
     sb.append("class AdditionalPropertiesAnyTypeDto {\n");
-    sb.append("    ").append(toIndentedString(super.toString())).append("\n");
     sb.append("    name: ").append(toIndentedString(name)).append("\n");
+    
+    sb.append("    additionalProperties: ").append(toIndentedString(additionalProperties)).append("\n");
     sb.append("}");
     return sb.toString();
   }

samples/client/petstore/spring-http-interface/src/main/java/org/openapitools/model/AdditionalPropertiesArrayDto.java

@@ -5,9 +5,7 @@ import java.util.Objects;
 import com.fasterxml.jackson.annotation.JsonProperty;
 import com.fasterxml.jackson.annotation.JsonCreator;
 import com.fasterxml.jackson.annotation.JsonTypeName;
-import java.util.HashMap;
 import java.util.List;
-import java.util.Map;
 import org.openapitools.jackson.nullable.JsonNullable;
 import java.time.OffsetDateTime;
 import jakarta.validation.constraints.NotNull;
@@ -16,13 +14,17 @@ import jakarta.validation.constraints.NotNull;
 import java.util.*;
 import jakarta.annotation.Generated;
 
+import java.util.Map;
+import java.util.HashMap;
+import com.fasterxml.jackson.annotation.JsonAnyGetter;
+import com.fasterxml.jackson.annotation.JsonAnySetter;
 /**
  * AdditionalPropertiesArrayDto
  */
 
 @JsonTypeName("AdditionalPropertiesArray")
 @Generated(value = "org.openapitools.codegen.languages.SpringCodegen")
-public class AdditionalPropertiesArrayDto extends HashMap<String, List> {
+public class AdditionalPropertiesArrayDto {
 
   private String name;
 
@@ -44,6 +46,43 @@ public class AdditionalPropertiesArrayDto extends HashMap<String, List> {
   public void setName(String name) {
     this.name = name;
   }
+    /**
+    * A container for additional, undeclared properties.
+    * This is a holder for any undeclared properties as specified with
+    * the 'additionalProperties' keyword in the OAS document.
+    */
+    private Map<String, List> additionalProperties;
+
+    /**
+    * Set the additional (undeclared) property with the specified name and value.
+    * If the property does not already exist, create it otherwise replace it.
+    */
+    @JsonAnySetter
+    public AdditionalPropertiesArrayDto putAdditionalProperty(String key, List value) {
+        if (this.additionalProperties == null) {
+            this.additionalProperties = new HashMap<String, List>();
+        }
+        this.additionalProperties.put(key, value);
+        return this;
+    }
+
+    /**
+    * Return the additional (undeclared) property.
+    */
+    @JsonAnyGetter
+    public Map<String, List> getAdditionalProperties() {
+        return additionalProperties;
+    }
+
+    /**
+    * Return the additional (undeclared) property with the specified name.
+    */
+    public List getAdditionalProperty(String key) {
+        if (this.additionalProperties == null) {
+            return null;
+        }
+        return this.additionalProperties.get(key);
+    }
 
   @Override
   public boolean equals(Object o) {
@@ -55,20 +94,21 @@ public class AdditionalPropertiesArrayDto extends HashMap<String, List> {
     }
     AdditionalPropertiesArrayDto additionalPropertiesArray = (AdditionalPropertiesArrayDto) o;
     return Objects.equals(this.name, additionalPropertiesArray.name) &&
-        super.equals(o);
+    Objects.equals(this.additionalProperties, additionalPropertiesArray.additionalProperties);
   }
 
   @Override
   public int hashCode() {
-    return Objects.hash(name, super.hashCode());
+    return Objects.hash(name, additionalProperties);
   }
 
   @Override
   public String toString() {
     StringBuilder sb = new StringBuilder();
     sb.append("class AdditionalPropertiesArrayDto {\n");
-    sb.append("    ").append(toIndentedString(super.toString())).append("\n");
     sb.append("    name: ").append(toIndentedString(name)).append("\n");
+    
+    sb.append("    additionalProperties: ").append(toIndentedString(additionalProperties)).append("\n");
     sb.append("}");
     return sb.toString();
   }

samples/client/petstore/spring-http-interface/src/main/java/org/openapitools/model/AdditionalPropertiesBooleanDto.java

@@ -5,8 +5,6 @@ import java.util.Objects;
 import com.fasterxml.jackson.annotation.JsonProperty;
 import com.fasterxml.jackson.annotation.JsonCreator;
 import com.fasterxml.jackson.annotation.JsonTypeName;
-import java.util.HashMap;
-import java.util.Map;
 import org.openapitools.jackson.nullable.JsonNullable;
 import java.time.OffsetDateTime;
 import jakarta.validation.constraints.NotNull;
@@ -15,13 +13,17 @@ import jakarta.validation.constraints.NotNull;
 import java.util.*;
 import jakarta.annotation.Generated;
 
+import java.util.Map;
+import java.util.HashMap;
+import com.fasterxml.jackson.annotation.JsonAnyGetter;
+import com.fasterxml.jackson.annotation.JsonAnySetter;
 /**
  * AdditionalPropertiesBooleanDto
  */
 
 @JsonTypeName("AdditionalPropertiesBoolean")
 @Generated(value = "org.openapitools.codegen.languages.SpringCodegen")
-public class AdditionalPropertiesBooleanDto extends HashMap<String, Boolean> {
+public class AdditionalPropertiesBooleanDto {
 
   private String name;
 
@@ -43,6 +45,43 @@ public class AdditionalPropertiesBooleanDto extends HashMap<String, Boolean> {
   public void setName(String name) {
     this.name = name;
   }
+    /**
+    * A container for additional, undeclared properties.
+    * This is a holder for any undeclared properties as specified with
+    * the 'additionalProperties' keyword in the OAS document.
+    */
+    private Map<String, Boolean> additionalProperties;
+
+    /**
+    * Set the additional (undeclared) property with the specified name and value.
+    * If the property does not already exist, create it otherwise replace it.
+    */
+    @JsonAnySetter
+    public AdditionalPropertiesBooleanDto putAdditionalProperty(String key, Boolean value) {
+        if (this.additionalProperties == null) {
+            this.additionalProperties = new HashMap<String, Boolean>();
+        }
+        this.additionalProperties.put(key, value);
+        return this;
+    }
+
+    /**
+    * Return the additional (undeclared) property.
+    */
+    @JsonAnyGetter
+    public Map<String, Boolean> getAdditionalProperties() {
+        return additionalProperties;
+    }
+
+    /**
+    * Return the additional (undeclared) property with the specified name.
+    */
+    public Boolean getAdditionalProperty(String key) {
+        if (this.additionalProperties == null) {
+            return null;
+        }
+        return this.additionalProperties.get(key);
+    }
 
   @Override
   public boolean equals(Object o) {
@@ -54,20 +93,21 @@ public class AdditionalPropertiesBooleanDto extends HashMap<String, Boolean> {
     }
     AdditionalPropertiesBooleanDto additionalPropertiesBoolean = (AdditionalPropertiesBooleanDto) o;
     return Objects.equals(this.name, additionalPropertiesBoolean.name) &&
-        super.equals(o);
+    Objects.equals(this.additionalProperties, additionalPropertiesBoolean.additionalProperties);
   }
 
   @Override
   public int hashCode() {
-    return Objects.hash(name, super.hashCode());
+    return Objects.hash(name, additionalProperties);
   }
 
   @Override
   public String toString() {
     StringBuilder sb = new StringBuilder();
     sb.append("class AdditionalPropertiesBooleanDto {\n");
-    sb.append("    ").append(toIndentedString(super.toString())).append("\n");
     sb.append("    name: ").append(toIndentedString(name)).append("\n");
+    
+    sb.append("    additionalProperties: ").append(toIndentedString(additionalProperties)).append("\n");
     sb.append("}");
     return sb.toString();
   }

samples/client/petstore/spring-http-interface/src/main/java/org/openapitools/model/AdditionalPropertiesIntegerDto.java

@@ -5,8 +5,6 @@ import java.util.Objects;
 import com.fasterxml.jackson.annotation.JsonProperty;
 import com.fasterxml.jackson.annotation.JsonCreator;
 import com.fasterxml.jackson.annotation.JsonTypeName;
-import java.util.HashMap;
-import java.util.Map;
 import org.openapitools.jackson.nullable.JsonNullable;
 import java.time.OffsetDateTime;
 import jakarta.validation.constraints.NotNull;
@@ -15,13 +13,17 @@ import jakarta.validation.constraints.NotNull;
 import java.util.*;
 import jakarta.annotation.Generated;
 
+import java.util.Map;
+import java.util.HashMap;
+import com.fasterxml.jackson.annotation.JsonAnyGetter;
+import com.fasterxml.jackson.annotation.JsonAnySetter;
 /**
  * AdditionalPropertiesIntegerDto
  */
 
 @JsonTypeName("AdditionalPropertiesInteger")
 @Generated(value = "org.openapitools.codegen.languages.SpringCodegen")
-public class AdditionalPropertiesIntegerDto extends HashMap<String, Integer> {
+public class AdditionalPropertiesIntegerDto {
 
   private String name;
 
@@ -43,6 +45,43 @@ public class AdditionalPropertiesIntegerDto extends HashMap<String, Integer> {
   public void setName(String name) {
     this.name = name;
   }
+    /**
+    * A container for additional, undeclared properties.
+    * This is a holder for any undeclared properties as specified with
+    * the 'additionalProperties' keyword in the OAS document.
+    */
+    private Map<String, Integer> additionalProperties;
+
+    /**
+    * Set the additional (undeclared) property with the specified name and value.
+    * If the property does not already exist, create it otherwise replace it.
+    */
+    @JsonAnySetter
+    public AdditionalPropertiesIntegerDto putAdditionalProperty(String key, Integer value) {
+        if (this.additionalProperties == null) {
+            this.additionalProperties = new HashMap<String, Integer>();
+        }
+        this.additionalProperties.put(key, value);
+        return this;
+    }
+
+    /**
+    * Return the additional (undeclared) property.
+    */
+    @JsonAnyGetter
+    public Map<String, Integer> getAdditionalProperties() {
+        return additionalProperties;
+    }
+
+    /**
+    * Return the additional (undeclared) property with the specified name.
+    */
+    public Integer getAdditionalProperty(String key) {
+        if (this.additionalProperties == null) {
+            return null;
+        }
+        return this.additionalProperties.get(key);
+    }
 
   @Override
   public boolean equals(Object o) {
@@ -54,20 +93,21 @@ public class AdditionalPropertiesIntegerDto extends HashMap<String, Integer> {
     }
     AdditionalPropertiesIntegerDto additionalPropertiesInteger = (AdditionalPropertiesIntegerDto) o;
     return Objects.equals(this.name, additionalPropertiesInteger.name) &&
-        super.equals(o);
+    Objects.equals(this.additionalProperties, additionalPropertiesInteger.additionalProperties);
   }
 
   @Override
   public int hashCode() {
-    return Objects.hash(name, super.hashCode());
+    return Objects.hash(name, additionalProperties);
   }
 
   @Override
   public String toString() {
     StringBuilder sb = new StringBuilder();
     sb.append("class AdditionalPropertiesIntegerDto {\n");
-    sb.append("    ").append(toIndentedString(super.toString())).append("\n");
     sb.append("    name: ").append(toIndentedString(name)).append("\n");
+    
+    sb.append("    additionalProperties: ").append(toIndentedString(additionalProperties)).append("\n");
     sb.append("}");
     return sb.toString();
   }

samples/client/petstore/spring-http-interface/src/main/java/org/openapitools/model/AdditionalPropertiesNumberDto.java

@@ -6,8 +6,6 @@ import com.fasterxml.jackson.annotation.JsonProperty;
 import com.fasterxml.jackson.annotation.JsonCreator;
 import com.fasterxml.jackson.annotation.JsonTypeName;
 import java.math.BigDecimal;
-import java.util.HashMap;
-import java.util.Map;
 import org.openapitools.jackson.nullable.JsonNullable;
 import java.time.OffsetDateTime;
 import jakarta.validation.constraints.NotNull;
@@ -16,13 +14,17 @@ import jakarta.validation.constraints.NotNull;
 import java.util.*;
 import jakarta.annotation.Generated;
 
+import java.util.Map;
+import java.util.HashMap;
+import com.fasterxml.jackson.annotation.JsonAnyGetter;
+import com.fasterxml.jackson.annotation.JsonAnySetter;
 /**
  * AdditionalPropertiesNumberDto
  */
 
 @JsonTypeName("AdditionalPropertiesNumber")
 @Generated(value = "org.openapitools.codegen.languages.SpringCodegen")
-public class AdditionalPropertiesNumberDto extends HashMap<String, BigDecimal> {
+public class AdditionalPropertiesNumberDto {
 
   private String name;
 
@@ -44,6 +46,43 @@ public class AdditionalPropertiesNumberDto extends HashMap<String, BigDecimal> {
   public void setName(String name) {
     this.name = name;
   }
+    /**
+    * A container for additional, undeclared properties.
+    * This is a holder for any undeclared properties as specified with
+    * the 'additionalProperties' keyword in the OAS document.
+    */
+    private Map<String, BigDecimal> additionalProperties;
+
+    /**
+    * Set the additional (undeclared) property with the specified name and value.
+    * If the property does not already exist, create it otherwise replace it.
+    */
+    @JsonAnySetter
+    public AdditionalPropertiesNumberDto putAdditionalProperty(String key, BigDecimal value) {
+        if (this.additionalProperties == null) {
+            this.additionalProperties = new HashMap<String, BigDecimal>();
+        }
+        this.additionalProperties.put(key, value);
+        return this;
+    }
+
+    /**
+    * Return the additional (undeclared) property.
+    */
+    @JsonAnyGetter
+    public Map<String, BigDecimal> getAdditionalProperties() {
+        return additionalProperties;
+    }
+
+    /**
+    * Return the additional (undeclared) property with the specified name.
+    */
+    public BigDecimal getAdditionalProperty(String key) {
+        if (this.additionalProperties == null) {
+            return null;
+        }
+        return this.additionalProperties.get(key);
+    }
 
   @Override
   public boolean equals(Object o) {
@@ -55,20 +94,21 @@ public class AdditionalPropertiesNumberDto extends HashMap<String, BigDecimal> {
     }
     AdditionalPropertiesNumberDto additionalPropertiesNumber = (AdditionalPropertiesNumberDto) o;
     return Objects.equals(this.name, additionalPropertiesNumber.name) &&
-        super.equals(o);
+    Objects.equals(this.additionalProperties, additionalPropertiesNumber.additionalProperties);
   }
 
   @Override
   public int hashCode() {
-    return Objects.hash(name, super.hashCode());
+    return Objects.hash(name, additionalProperties);
   }
 
   @Override
   public String toString() {
     StringBuilder sb = new StringBuilder();
     sb.append("class AdditionalPropertiesNumberDto {\n");
-    sb.append("    ").append(toIndentedString(super.toString())).append("\n");
     sb.append("    name: ").append(toIndentedString(name)).append("\n");
+    
+    sb.append("    additionalProperties: ").append(toIndentedString(additionalProperties)).append("\n");
     sb.append("}");
     return sb.toString();
   }

samples/client/petstore/spring-http-interface/src/main/java/org/openapitools/model/AdditionalPropertiesObjectDto.java

@@ -5,7 +5,6 @@ import java.util.Objects;
 import com.fasterxml.jackson.annotation.JsonProperty;
 import com.fasterxml.jackson.annotation.JsonCreator;
 import com.fasterxml.jackson.annotation.JsonTypeName;
-import java.util.HashMap;
 import java.util.Map;
 import org.openapitools.jackson.nullable.JsonNullable;
 import java.time.OffsetDateTime;
@@ -15,13 +14,17 @@ import jakarta.validation.constraints.NotNull;
 import java.util.*;
 import jakarta.annotation.Generated;
 
+import java.util.Map;
+import java.util.HashMap;
+import com.fasterxml.jackson.annotation.JsonAnyGetter;
+import com.fasterxml.jackson.annotation.JsonAnySetter;
 /**
  * AdditionalPropertiesObjectDto
  */
 
 @JsonTypeName("AdditionalPropertiesObject")
 @Generated(value = "org.openapitools.codegen.languages.SpringCodegen")
-public class AdditionalPropertiesObjectDto extends HashMap<String, Map> {
+public class AdditionalPropertiesObjectDto {
 
   private String name;
 
@@ -43,6 +46,43 @@ public class AdditionalPropertiesObjectDto extends HashMap<String, Map> {
   public void setName(String name) {
     this.name = name;
   }
+    /**
+    * A container for additional, undeclared properties.
+    * This is a holder for any undeclared properties as specified with
+    * the 'additionalProperties' keyword in the OAS document.
+    */
+    private Map<String, Map> additionalProperties;
+
+    /**
+    * Set the additional (undeclared) property with the specified name and value.
+    * If the property does not already exist, create it otherwise replace it.
+    */
+    @JsonAnySetter
+    public AdditionalPropertiesObjectDto putAdditionalProperty(String key, Map value) {
+        if (this.additionalProperties == null) {
+            this.additionalProperties = new HashMap<String, Map>();
+        }
+        this.additionalProperties.put(key, value);
+        return this;
+    }
+
+    /**
+    * Return the additional (undeclared) property.
+    */
+    @JsonAnyGetter
+    public Map<String, Map> getAdditionalProperties() {
+        return additionalProperties;
+    }
+
+    /**
+    * Return the additional (undeclared) property with the specified name.
+    */
+    public Map getAdditionalProperty(String key) {
+        if (this.additionalProperties == null) {
+            return null;
+        }
+        return this.additionalProperties.get(key);
+    }
 
   @Override
   public boolean equals(Object o) {
@@ -54,20 +94,21 @@ public class AdditionalPropertiesObjectDto extends HashMap<String, Map> {
     }
     AdditionalPropertiesObjectDto additionalPropertiesObject = (AdditionalPropertiesObjectDto) o;
     return Objects.equals(this.name, additionalPropertiesObject.name) &&
-        super.equals(o);
+    Objects.equals(this.additionalProperties, additionalPropertiesObject.additionalProperties);
   }
 
   @Override
   public int hashCode() {
-    return Objects.hash(name, super.hashCode());
+    return Objects.hash(name, additionalProperties);
   }
 
   @Override
   public String toString() {
     StringBuilder sb = new StringBuilder();
     sb.append("class AdditionalPropertiesObjectDto {\n");
-    sb.append("    ").append(toIndentedString(super.toString())).append("\n");
     sb.append("    name: ").append(toIndentedString(name)).append("\n");
+    
+    sb.append("    additionalProperties: ").append(toIndentedString(additionalProperties)).append("\n");
     sb.append("}");
     return sb.toString();
   }

samples/client/petstore/spring-http-interface/src/main/java/org/openapitools/model/AdditionalPropertiesStringDto.java

@@ -5,8 +5,6 @@ import java.util.Objects;
 import com.fasterxml.jackson.annotation.JsonProperty;
 import com.fasterxml.jackson.annotation.JsonCreator;
 import com.fasterxml.jackson.annotation.JsonTypeName;
-import java.util.HashMap;
-import java.util.Map;
 import org.openapitools.jackson.nullable.JsonNullable;
 import java.time.OffsetDateTime;
 import jakarta.validation.constraints.NotNull;
@@ -15,13 +13,17 @@ import jakarta.validation.constraints.NotNull;
 import java.util.*;
 import jakarta.annotation.Generated;
 
+import java.util.Map;
+import java.util.HashMap;
+import com.fasterxml.jackson.annotation.JsonAnyGetter;
+import com.fasterxml.jackson.annotation.JsonAnySetter;
 /**
  * AdditionalPropertiesStringDto
  */
 
 @JsonTypeName("AdditionalPropertiesString")
 @Generated(value = "org.openapitools.codegen.languages.SpringCodegen")
-public class AdditionalPropertiesStringDto extends HashMap<String, String> {
+public class AdditionalPropertiesStringDto {
 
   private String name;
 
@@ -43,6 +45,43 @@ public class AdditionalPropertiesStringDto extends HashMap<String, String> {
   public void setName(String name) {
     this.name = name;
   }
+    /**
+    * A container for additional, undeclared properties.
+    * This is a holder for any undeclared properties as specified with
+    * the 'additionalProperties' keyword in the OAS document.
+    */
+    private Map<String, String> additionalProperties;
+
+    /**
+    * Set the additional (undeclared) property with the specified name and value.
+    * If the property does not already exist, create it otherwise replace it.
+    */
+    @JsonAnySetter
+    public AdditionalPropertiesStringDto putAdditionalProperty(String key, String value) {
+        if (this.additionalProperties == null) {
+            this.additionalProperties = new HashMap<String, String>();
+        }
+        this.additionalProperties.put(key, value);
+        return this;
+    }
+
+    /**
+    * Return the additional (undeclared) property.
+    */
+    @JsonAnyGetter
+    public Map<String, String> getAdditionalProperties() {
+        return additionalProperties;
+    }
+
+    /**
+    * Return the additional (undeclared) property with the specified name.
+    */
+    public String getAdditionalProperty(String key) {
+        if (this.additionalProperties == null) {
+            return null;
+        }
+        return this.additionalProperties.get(key);
+    }
 
   @Override
   public boolean equals(Object o) {
@@ -54,20 +93,21 @@ public class AdditionalPropertiesStringDto extends HashMap<String, String> {
     }
     AdditionalPropertiesStringDto additionalPropertiesString = (AdditionalPropertiesStringDto) o;
     return Objects.equals(this.name, additionalPropertiesString.name) &&
-        super.equals(o);
+    Objects.equals(this.additionalProperties, additionalPropertiesString.additionalProperties);
   }
 
   @Override
   public int hashCode() {
-    return Objects.hash(name, super.hashCode());
+    return Objects.hash(name, additionalProperties);
   }
 
   @Override
   public String toString() {
     StringBuilder sb = new StringBuilder();
     sb.append("class AdditionalPropertiesStringDto {\n");
-    sb.append("    ").append(toIndentedString(super.toString())).append("\n");
     sb.append("    name: ").append(toIndentedString(name)).append("\n");
+    
+    sb.append("    additionalProperties: ").append(toIndentedString(additionalProperties)).append("\n");
     sb.append("}");
     return sb.toString();
   }

samples/client/petstore/spring-http-interface/src/main/java/org/openapitools/model/BigCatDto.java

@@ -87,6 +87,7 @@ public class BigCatDto extends CatDto {
     this.kind = kind;
   }
 
+
   public BigCatDto declawed(Boolean declawed) {
     super.setDeclawed(declawed);
     return this;
@@ -101,7 +102,6 @@ public class BigCatDto extends CatDto {
     super.setColor(color);
     return this;
   }
-
   @Override
   public boolean equals(Object o) {
     if (this == o) {

samples/client/petstore/spring-http-interface/src/main/java/org/openapitools/model/CatDto.java

@@ -54,6 +54,7 @@ public class CatDto extends AnimalDto {
     this.declawed = declawed;
   }
 
+
   public CatDto className(String className) {
     super.setClassName(className);
     return this;
@@ -63,7 +64,6 @@ public class CatDto extends AnimalDto {
     super.setColor(color);
     return this;
   }
-
   @Override
   public boolean equals(Object o) {
     if (this == o) {

samples/client/petstore/spring-http-interface/src/main/java/org/openapitools/model/DogDto.java

@@ -47,6 +47,7 @@ public class DogDto extends AnimalDto {
     this.breed = breed;
   }
 
+
   public DogDto className(String className) {
     super.setClassName(className);
     return this;
@@ -56,7 +57,6 @@ public class DogDto extends AnimalDto {
     super.setColor(color);
     return this;
   }
-
   @Override
   public boolean equals(Object o) {
     if (this == o) {