Upgrade swagger-core from version 2.2.47 to 2.2.48. Fixes #3266

Author: bnasslahsen

pom.xml

@@ -58,7 +58,7 @@
 		<central-publishing-maven-plugin.version>0.7.0
 		</central-publishing-maven-plugin.version>
 		<flatten-maven-plugin.version>1.5.0</flatten-maven-plugin.version>
-		<swagger-api.version>2.2.47</swagger-api.version>
+		<swagger-api.version>2.2.48</swagger-api.version>
 		<swagger-ui.version>5.32.2</swagger-ui.version>
 		<gmavenplus-plugin.version>1.13.1</gmavenplus-plugin.version>
 		<jjwt.version>0.9.1</jjwt.version>

springdoc-openapi-starter-common/src/main/java/org/springdoc/core/configuration/SpringDocRequiredModule.java

@@ -57,7 +57,7 @@ public Boolean hasRequiredMarker(AnnotatedMember annotatedMember) {
 				if (schemaAnnotation.required() || requiredMode == Schema.RequiredMode.REQUIRED) {
 					return true;
 				}
-				else if (requiredMode == Schema.RequiredMode.NOT_REQUIRED || (StringUtils.isNotEmpty(schemaAnnotation.defaultValue()) && !Schema.DEFAULT_SENTINEL.equals(schemaAnnotation.defaultValue()))) {
+				else if (requiredMode == Schema.RequiredMode.NOT_REQUIRED || StringUtils.isNotEmpty(schemaAnnotation.defaultValue())) {
 					return false;
 				}
 			}

springdoc-openapi-starter-common/src/main/java/org/springdoc/core/customizers/DataRestDelegatingMethodParameterCustomizer.java

@@ -366,8 +366,7 @@ public String[] allowableValues() {
 
 						@Override
 						public String defaultValue() {
-							String defaultValue = getDefaultValue(parameterName, pageableDefault, parameterSchema.defaultValue());
-						return defaultValue != null ? defaultValue : io.swagger.v3.oas.annotations.media.Schema.DEFAULT_SENTINEL;
+							return getDefaultValue(parameterName, pageableDefault, parameterSchema.defaultValue());
 						}
 
 						@Override
@@ -758,8 +757,7 @@ public String[] allowableValues() {
 
 								@Override
 								public String defaultValue() {
-									String defaultValue = getArrayDefaultValue(parameterName, pageableDefault, sortDefault, schema.defaultValue());
-									return defaultValue != null ? defaultValue : io.swagger.v3.oas.annotations.media.Schema.DEFAULT_SENTINEL;
+									return getArrayDefaultValue(parameterName, pageableDefault, sortDefault, schema.defaultValue());
 								}
 
 								@Override

springdoc-openapi-starter-common/src/main/java/org/springdoc/core/fn/builders/schema/Builder.java

@@ -197,7 +197,7 @@ public class Builder {
 	/**
 	 * Provides a default value.
 	 */
-	private String defaultValue = Schema.DEFAULT_SENTINEL;
+	private String defaultValue = "";
 
 	/**
 	 * Provides a discriminator property value.

springdoc-openapi-starter-common/src/main/java/org/springdoc/core/utils/SpringDocAnnotationsUtils.java

@@ -513,7 +513,7 @@ public static Object castDefaultValue(Schema schema, Object defaultValue) {
 	 */
 	public static Object resolveDefaultValue(String defaultValueStr, ObjectMapper objectMapper) {
 		Object defaultValue = null;
-		if (StringUtils.isNotEmpty(defaultValueStr) && !io.swagger.v3.oas.annotations.media.Schema.DEFAULT_SENTINEL.equals(defaultValueStr)) {
+		if (StringUtils.isNotEmpty(defaultValueStr)) {
 			try {
 				defaultValue = objectMapper.readTree(defaultValueStr);
 			}