fix: #1466 additionalProperties works now in spring generator

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/SpringCodegen.java

@@ -716,6 +716,7 @@ public void processOpts() {
             apiTemplateFiles.clear();
             modelTemplateFiles.clear();
         }
+        supportsAdditionalPropertiesWithComposedSchema = true;
     }
 
     private boolean containsEnums() {

modules/openapi-generator/src/main/resources/JavaSpring/additionalProperties.mustache

@@ -0,0 +1,39 @@
+{{#additionalPropertiesType}}
+    /**
+    * 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, {{{.}}}> 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 {{classname}} putAdditionalProperty(String key, {{{.}}} value) {
+        if (this.additionalProperties == null) {
+            this.additionalProperties = new HashMap<String, {{{.}}}>();
+        }
+        this.additionalProperties.put(key, value);
+        return this;
+    }
+
+    /**
+    * Return the additional (undeclared) property.
+    */
+    @JsonAnyGetter
+    public Map<String, {{{.}}}> getAdditionalProperties() {
+        return additionalProperties;
+    }
+
+    /**
+    * Return the additional (undeclared) property with the specified name.
+    */
+    public {{{.}}} getAdditionalProperty(String key) {
+        if (this.additionalProperties == null) {
+            return null;
+        }
+        return this.additionalProperties.get(key);
+    }
+{{/additionalPropertiesType}}

modules/openapi-generator/src/main/resources/JavaSpring/model.mustache

@@ -45,6 +45,12 @@ import {{javaxPackage}}.annotation.Generated;
 
 {{#models}}
 {{#model}}
+{{#additionalPropertiesType}}
+import java.util.Map;
+import java.util.HashMap;
+import com.fasterxml.jackson.annotation.JsonAnyGetter;
+import com.fasterxml.jackson.annotation.JsonAnySetter;
+{{/additionalPropertiesType}}
 {{#isEnum}}
 {{>enumOuterClass}}
 {{/isEnum}}

modules/openapi-generator/src/main/resources/JavaSpring/pojo.mustache

@@ -15,7 +15,7 @@
 {{/discriminator}}
 {{#jackson}}
 {{#isClassnameSanitized}}
-{{^hasDiscriminatorWithNonEmptyMapping}}  
+{{^hasDiscriminatorWithNonEmptyMapping}}
 @JsonTypeName("{{name}}")
 {{/hasDiscriminatorWithNonEmptyMapping}}
 {{/isClassnameSanitized}}
@@ -194,6 +194,7 @@ public class {{classname}}{{#parent}} extends {{{parent}}}{{/parent}}{{^parent}}
   }
   {{! end feature: getter and setter }}
   {{/vars}}
+{{>additionalProperties}}
   {{#parentVars}}
 
   {{! begin feature: fluent setter methods for inherited properties }}
@@ -217,7 +218,6 @@ public class {{classname}}{{#parent}} extends {{{parent}}}{{/parent}}{{^parent}}
   {{/isMap}}
   {{! end feature: fluent setter methods for inherited properties }}
   {{/parentVars}}
-
   @Override
   public boolean equals(Object o) {
     if (this == o) {
@@ -228,30 +228,27 @@ public class {{classname}}{{#parent}} extends {{{parent}}}{{/parent}}{{^parent}}
     }{{#hasVars}}
     {{classname}} {{classVarName}} = ({{classname}}) o;
     return {{#vars}}{{#vendorExtensions.x-is-jackson-optional-nullable}}equalsNullable(this.{{name}}, {{classVarName}}.{{name}}){{/vendorExtensions.x-is-jackson-optional-nullable}}{{^vendorExtensions.x-is-jackson-optional-nullable}}{{#isByteArray}}Arrays{{/isByteArray}}{{^isByteArray}}Objects{{/isByteArray}}.equals(this.{{name}}, {{classVarName}}.{{name}}){{/vendorExtensions.x-is-jackson-optional-nullable}}{{^-last}} &&
-        {{/-last}}{{/vars}}{{#parent}} &&
+        {{/-last}}{{/vars}}{{#additionalPropertiesType}} &&
+    Objects.equals(this.additionalProperties, {{classVarName}}.additionalProperties){{/additionalPropertiesType}}{{#parent}} &&
         super.equals(o){{/parent}};{{/hasVars}}{{^hasVars}}
     return true;{{/hasVars}}
-  }
-  {{#vendorExtensions.x-jackson-optional-nullable-helpers}}
+  }{{#vendorExtensions.x-jackson-optional-nullable-helpers}}
 
   private static <T> boolean equalsNullable(JsonNullable<T> a, JsonNullable<T> b) {
     return a == b || (a != null && b != null && a.isPresent() && b.isPresent() && Objects.deepEquals(a.get(), b.get()));
-  }
-  {{/vendorExtensions.x-jackson-optional-nullable-helpers}}
+  }{{/vendorExtensions.x-jackson-optional-nullable-helpers}}
 
   @Override
   public int hashCode() {
-    return Objects.hash({{#vars}}{{#vendorExtensions.x-is-jackson-optional-nullable}}hashCodeNullable({{name}}){{/vendorExtensions.x-is-jackson-optional-nullable}}{{^vendorExtensions.x-is-jackson-optional-nullable}}{{^isByteArray}}{{name}}{{/isByteArray}}{{#isByteArray}}Arrays.hashCode({{name}}){{/isByteArray}}{{/vendorExtensions.x-is-jackson-optional-nullable}}{{^-last}}, {{/-last}}{{/vars}}{{#parent}}{{#hasVars}}, {{/hasVars}}super.hashCode(){{/parent}});
-  }
-  {{#vendorExtensions.x-jackson-optional-nullable-helpers}}
+    return Objects.hash({{#vars}}{{#vendorExtensions.x-is-jackson-optional-nullable}}hashCodeNullable({{name}}){{/vendorExtensions.x-is-jackson-optional-nullable}}{{^vendorExtensions.x-is-jackson-optional-nullable}}{{^isByteArray}}{{name}}{{/isByteArray}}{{#isByteArray}}Arrays.hashCode({{name}}){{/isByteArray}}{{/vendorExtensions.x-is-jackson-optional-nullable}}{{^-last}}, {{/-last}}{{/vars}}{{#parent}}{{#hasVars}}, {{/hasVars}}super.hashCode(){{/parent}}{{#additionalPropertiesType}}{{#hasVars}}, {{/hasVars}}{{^hasVars}}{{#parent}}, {{/parent}}{{/hasVars}}additionalProperties{{/additionalPropertiesType}});
+  }{{#vendorExtensions.x-jackson-optional-nullable-helpers}}
 
   private static <T> int hashCodeNullable(JsonNullable<T> a) {
     if (a == null) {
       return 1;
     }
     return a.isPresent() ? Arrays.deepHashCode(new Object[]{a.get()}) : 31;
-  }
-  {{/vendorExtensions.x-jackson-optional-nullable-helpers}}
+  }{{/vendorExtensions.x-jackson-optional-nullable-helpers}}
 
   @Override
   public String toString() {
@@ -261,7 +258,9 @@ public class {{classname}}{{#parent}} extends {{{parent}}}{{/parent}}{{^parent}}
     sb.append("    ").append(toIndentedString(super.toString())).append("\n");
     {{/parent}}
     {{#vars}}sb.append("    {{name}}: ").append(toIndentedString({{name}})).append("\n");
-    {{/vars}}sb.append("}");
+    {{/vars}}{{#additionalPropertiesType}}
+    sb.append("    additionalProperties: ").append(toIndentedString(additionalProperties)).append("\n");
+    {{/additionalPropertiesType}}sb.append("}");
     return sb.toString();
   }
 

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

@@ -4,8 +4,6 @@
 import java.util.Objects;
 import com.fasterxml.jackson.annotation.JsonProperty;
 import com.fasterxml.jackson.annotation.JsonCreator;
-import java.util.HashMap;
-import java.util.Map;
 import org.openapitools.jackson.nullable.JsonNullable;
 import java.time.OffsetDateTime;
 import jakarta.validation.constraints.NotNull;
@@ -14,12 +12,16 @@
 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;
 /**
  * AdditionalPropertiesAnyType
  */
 
 @Generated(value = "org.openapitools.codegen.languages.SpringCodegen")
-public class AdditionalPropertiesAnyType extends HashMap<String, Object> {
+public class AdditionalPropertiesAnyType {
 
   private String name;
 
@@ -41,6 +43,43 @@ public String getName() {
   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 AdditionalPropertiesAnyType 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) {
@@ -52,20 +91,21 @@ public boolean equals(Object o) {
     }
     AdditionalPropertiesAnyType additionalPropertiesAnyType = (AdditionalPropertiesAnyType) 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 AdditionalPropertiesAnyType {\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-reactive/src/main/java/org/openapitools/model/AdditionalPropertiesArray.java

@@ -4,9 +4,7 @@
 import java.util.Objects;
 import com.fasterxml.jackson.annotation.JsonProperty;
 import com.fasterxml.jackson.annotation.JsonCreator;
-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;
@@ -15,12 +13,16 @@
 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;
 /**
  * AdditionalPropertiesArray
  */
 
 @Generated(value = "org.openapitools.codegen.languages.SpringCodegen")
-public class AdditionalPropertiesArray extends HashMap<String, List> {
+public class AdditionalPropertiesArray {
 
   private String name;
 
@@ -42,6 +44,43 @@ public String getName() {
   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 AdditionalPropertiesArray 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) {
@@ -53,20 +92,21 @@ public boolean equals(Object o) {
     }
     AdditionalPropertiesArray additionalPropertiesArray = (AdditionalPropertiesArray) 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 AdditionalPropertiesArray {\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();
   }