Make all loggers non-static (#8799)

* Make all loggers non-static

Reduces memory usage on startup by between 2 and 4 MB

* Fix compile error in some autogenerated? module

modules/openapi-generator-cli/src/main/java/org/openapitools/codegen/cmd/AuthorTemplate.java

@@ -23,7 +23,7 @@ import java.util.stream.Stream;
 @Command(name = "template", description = "Retrieve templates for local modification")
 public class AuthorTemplate extends OpenApiGeneratorCommand {
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(AuthorTemplate.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(AuthorTemplate.class);
 
     @Option(name = {"-g", "--generator-name"}, title = "generator name",
             description = "generator to use (see list command for list)",

modules/openapi-generator-cli/src/main/java/org/openapitools/codegen/cmd/ConfigHelp.java

@@ -43,7 +43,7 @@ import static org.apache.commons.lang3.StringUtils.isEmpty;
 @Command(name = "config-help", description = "Config help for chosen lang")
 public class ConfigHelp extends OpenApiGeneratorCommand {
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(ConfigHelp.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(ConfigHelp.class);
 
     private static final String FORMAT_TEXT = "text";
     private static final String FORMAT_MARKDOWN = "markdown";

modules/openapi-generator-cli/src/main/java/org/openapitools/codegen/cmd/GenerateBatch.java

@@ -65,7 +65,7 @@ import java.util.stream.Stream;
 public class GenerateBatch extends OpenApiGeneratorCommand {
     private static AtomicInteger failures = new AtomicInteger(0);
     private static AtomicInteger successes = new AtomicInteger(0);
-    private static final Logger LOGGER = LoggerFactory.getLogger(GenerateBatch.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(GenerateBatch.class);
 
     @Option(name = {"-v", "--verbose"}, description = "verbose mode")
     private Boolean verbose;

modules/openapi-generator-maven-plugin/src/main/java/org/openapitools/codegen/plugin/CodeGenMojo.java

@@ -73,7 +73,7 @@ import com.google.common.io.Files;
 @Mojo(name = "generate", defaultPhase = LifecyclePhase.GENERATE_SOURCES, threadSafe = true)
 public class CodeGenMojo extends AbstractMojo {
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(CodeGenMojo.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(CodeGenMojo.class);
 
     /**
      * The build context is only avail when running from within eclipse.

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

@@ -78,7 +78,7 @@ import static org.openapitools.codegen.utils.OnceLogger.once;
 import static org.openapitools.codegen.utils.StringUtils.*;
 
 public class DefaultCodegen implements CodegenConfig {
-    private static final Logger LOGGER = LoggerFactory.getLogger(DefaultCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(DefaultCodegen.class);
 
     public static FeatureSet DefaultFeatureSet;
 

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

@@ -52,7 +52,7 @@ public class InlineModelResolver {
         structureMapper.writer(new DefaultPrettyPrinter());
     }
 
-    static final Logger LOGGER = LoggerFactory.getLogger(InlineModelResolver.class);
+     final Logger LOGGER = LoggerFactory.getLogger(InlineModelResolver.class);
 
     void flatten(OpenAPI openapi) {
         this.openapi = openapi;

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

@@ -25,7 +25,7 @@ public class TemplateManager implements TemplatingExecutor, TemplateProcessor {
     private final TemplatingEngineAdapter engineAdapter;
     private final TemplatePathLocator[] templateLoaders;
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(TemplateManager.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(TemplateManager.class);
 
     /**
      * Constructs a new instance of a {@link TemplateManager}

modules/openapi-generator/src/main/java/org/openapitools/codegen/examples/ExampleGenerator.java

@@ -30,7 +30,7 @@ import java.math.BigDecimal;
 import java.util.*;
 
 public class ExampleGenerator {
-    private static final Logger LOGGER = LoggerFactory.getLogger(ExampleGenerator.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(ExampleGenerator.class);
 
     // TODO: move constants to more appropriate location
     private static final String MIME_TYPE_JSON = "application/json";

modules/openapi-generator/src/main/java/org/openapitools/codegen/ignore/CodegenIgnoreProcessor.java

@@ -36,7 +36,7 @@ import java.util.Locale;
  */
 public class CodegenIgnoreProcessor {
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(CodegenIgnoreProcessor.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(CodegenIgnoreProcessor.class);
 
     private File ignoreFile = null;
 

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

@@ -43,7 +43,7 @@ import java.util.*;
 import static org.openapitools.codegen.utils.StringUtils.camelize;
 
 abstract public class AbstractAdaCodegen extends DefaultCodegen implements CodegenConfig {
-    private static final Logger LOGGER = LoggerFactory.getLogger(AbstractAdaCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(AbstractAdaCodegen.class);
 
     protected String packageName = "defaultPackage";
     protected String projectName = "defaultProject";

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

@@ -36,7 +36,7 @@ import static org.openapitools.codegen.utils.OnceLogger.once;
 import static org.openapitools.codegen.utils.StringUtils.camelize;
 
 public abstract class AbstractApexCodegen extends DefaultCodegen implements CodegenConfig {
-    private static final Logger LOGGER = LoggerFactory.getLogger(AbstractApexCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(AbstractApexCodegen.class);
 
     protected Boolean serializableModel = false;
 

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

@@ -83,7 +83,7 @@ public abstract class AbstractCSharpCodegen extends DefaultCodegen implements Co
 
     protected Set<String> valueTypes = new HashSet<String>();
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(AbstractCSharpCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(AbstractCSharpCodegen.class);
 
     public AbstractCSharpCodegen() {
         super();

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

@@ -48,7 +48,7 @@ import java.util.Map;
 import java.util.Map.Entry;
 
 abstract public class AbstractCppCodegen extends DefaultCodegen implements CodegenConfig {
-    private static final Logger LOGGER = LoggerFactory.getLogger(AbstractCppCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(AbstractCppCodegen.class);
 
     protected static final String RESERVED_WORD_PREFIX_OPTION = "reservedWordPrefix";
     protected static final String RESERVED_WORD_PREFIX_DESC = "Prefix to prepend to reserved words in order to avoid conflicts";

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

@@ -36,7 +36,7 @@ import static org.openapitools.codegen.utils.StringUtils.camelize;
 import static org.openapitools.codegen.utils.StringUtils.underscore;
 
 public abstract class AbstractEiffelCodegen extends DefaultCodegen implements CodegenConfig {
-    private static final Logger LOGGER = LoggerFactory.getLogger(AbstractEiffelCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(AbstractEiffelCodegen.class);
 
     private final Set<String> parentModels = new HashSet<>();
     private final Multimap<String, CodegenModel> childrenByParent = ArrayListMultimap.create();

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

@@ -77,7 +77,7 @@ public abstract class AbstractFSharpCodegen extends DefaultCodegen implements Co
     protected Set<String> nullableType = new HashSet<String>();
 
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(AbstractFSharpCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(AbstractFSharpCodegen.class);
 
     public AbstractFSharpCodegen() {
         super();

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

@@ -34,7 +34,7 @@ import static org.openapitools.codegen.utils.StringUtils.underscore;
 
 public abstract class AbstractGoCodegen extends DefaultCodegen implements CodegenConfig {
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(AbstractGoCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(AbstractGoCodegen.class);
     private static final String NUMERIC_ENUM_PREFIX = "_";
 
     protected boolean withGoCodegenComment = false;

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

@@ -32,7 +32,7 @@ import static org.openapitools.codegen.utils.StringUtils.underscore;
 
 public abstract class AbstractGraphQLCodegen extends DefaultCodegen implements CodegenConfig {
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(AbstractGraphQLCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(AbstractGraphQLCodegen.class);
 
     protected String specFolder = "spec";
     protected String packageName = "openapi2graphql";

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

@@ -49,7 +49,7 @@ import static org.openapitools.codegen.utils.StringUtils.*;
 
 public abstract class AbstractJavaCodegen extends DefaultCodegen implements CodegenConfig {
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(AbstractJavaCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(AbstractJavaCodegen.class);
     private static final String ARTIFACT_VERSION_DEFAULT_VALUE = "1.0.0";
 
     public static final String FULL_JAVA_UTIL = "fullJavaUtil";

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

@@ -49,7 +49,7 @@ public abstract class AbstractJavaJAXRSServerCodegen extends AbstractJavaCodegen
     protected boolean useBeanValidation = true;
     protected boolean useTags = false;
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(AbstractJavaJAXRSServerCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(AbstractJavaJAXRSServerCodegen.class);
 
     public AbstractJavaJAXRSServerCodegen() {
         super();

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

@@ -49,7 +49,7 @@ public abstract class AbstractKotlinCodegen extends DefaultCodegen implements Co
     public static final String MODEL_MUTABLE = "modelMutable";
     public static final String MODEL_MUTABLE_DESC = "Create mutable models";
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(AbstractKotlinCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(AbstractKotlinCodegen.class);
 
     protected String artifactId;
     protected String artifactVersion = "1.0.0";

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

@@ -37,7 +37,7 @@ import static org.openapitools.codegen.utils.StringUtils.underscore;
 
 public abstract class AbstractPhpCodegen extends DefaultCodegen implements CodegenConfig {
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(AbstractPhpCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(AbstractPhpCodegen.class);
 
     public static final String VARIABLE_NAMING_CONVENTION = "variableNamingConvention";
     public static final String PACKAGE_NAME = "packageName";

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

@@ -44,7 +44,7 @@ import static org.openapitools.codegen.utils.StringUtils.camelize;
 import static org.openapitools.codegen.utils.StringUtils.underscore;
 
 public abstract class AbstractPythonConnexionServerCodegen extends DefaultCodegen implements CodegenConfig {
-    private static final Logger LOGGER = LoggerFactory.getLogger(AbstractPythonConnexionServerCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(AbstractPythonConnexionServerCodegen.class);
 
     public static final String CONTROLLER_PACKAGE = "controllerPackage";
     public static final String DEFAULT_CONTROLLER = "defaultController";

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

@@ -40,7 +40,7 @@ import java.util.Locale;
 import static org.openapitools.codegen.utils.StringUtils.underscore;
 
 abstract public class AbstractRubyCodegen extends DefaultCodegen implements CodegenConfig {
-    private static final Logger LOGGER = LoggerFactory.getLogger(AbstractRubyCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(AbstractRubyCodegen.class);
 
     public AbstractRubyCodegen() {
         super();

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

@@ -36,7 +36,7 @@ import static org.openapitools.codegen.utils.StringUtils.camelize;
 import static org.openapitools.codegen.utils.StringUtils.underscore;
 
 public abstract class AbstractScalaCodegen extends DefaultCodegen {
-    private static final Logger LOGGER = LoggerFactory.getLogger(AbstractScalaCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(AbstractScalaCodegen.class);
 
     protected String modelPropertyNaming = CodegenConstants.ENUM_PROPERTY_NAMING_TYPE.camelCase.name();
     protected String invokerPackage = "org.openapitools.client";

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

@@ -45,7 +45,7 @@ import static org.openapitools.codegen.utils.StringUtils.camelize;
 import static org.openapitools.codegen.utils.StringUtils.underscore;
 
 public abstract class AbstractTypeScriptClientCodegen extends DefaultCodegen implements CodegenConfig {
-    private static final Logger LOGGER = LoggerFactory.getLogger(AbstractTypeScriptClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(AbstractTypeScriptClientCodegen.class);
 
     private static final String X_DISCRIMINATOR_TYPE = "x-discriminator-value";
     private static final String UNDEFINED_VALUE = "undefined";

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

@@ -33,7 +33,7 @@ import java.util.HashSet;
 import static org.openapitools.codegen.utils.StringUtils.camelize;
 
 public class AndroidClientCodegen extends DefaultCodegen implements CodegenConfig {
-    private static final Logger LOGGER = LoggerFactory.getLogger(AndroidClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(AndroidClientCodegen.class);
     public static final String USE_ANDROID_MAVEN_GRADLE_PLUGIN = "useAndroidMavenGradlePlugin";
     public static final String ANDROID_GRADLE_VERSION = "androidGradleVersion";
     public static final String ANDROID_SDK_VERSION = "androidSdkVersion";

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/Apache2ConfigCodegen.java

@@ -29,7 +29,7 @@ import static org.openapitools.codegen.utils.OnceLogger.once;
 
 public class Apache2ConfigCodegen extends DefaultCodegen implements CodegenConfig {
     public static final String USER_INFO_PATH = "userInfoPath";
-    private static final Logger LOGGER = LoggerFactory.getLogger(Apache2ConfigCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(Apache2ConfigCodegen.class);
 
     protected String userInfoPath = "/var/www/html/";
 

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

@@ -42,7 +42,7 @@ public class ApexClientCodegen extends AbstractApexCodegen {
     private static final String API_VERSION = "apiVersion";
     private static final String BUILD_METHOD = "buildMethod";
     private static final String NAMED_CREDENTIAL = "namedCredential";
-    private static final Logger LOGGER = LoggerFactory.getLogger(ApexClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(ApexClientCodegen.class);
     private String classPrefix = "OAS";
     private String apiVersion = "42.0";
     private String buildMethod = "sfdx";

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

@@ -44,7 +44,7 @@ import io.swagger.v3.oas.models.OpenAPI;
  */
 public class AsciidocDocumentationCodegen extends DefaultCodegen implements CodegenConfig {
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(AsciidocDocumentationCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(AsciidocDocumentationCodegen.class);
 
     public static final String SPEC_DIR = "specDir";
     public static final String SNIPPET_DIR = "snippetDir";

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

@@ -39,7 +39,7 @@ import java.util.*;
 import static org.openapitools.codegen.utils.StringUtils.*;
 
 public class BashClientCodegen extends DefaultCodegen implements CodegenConfig {
-    private static final Logger LOGGER = LoggerFactory.getLogger(BashClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(BashClientCodegen.class);
 
     protected String apiVersion = "1.0.0";
 

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

@@ -34,7 +34,7 @@ import static org.openapitools.codegen.utils.StringUtils.camelize;
 import static org.openapitools.codegen.utils.StringUtils.underscore;
 
 public class CLibcurlClientCodegen extends DefaultCodegen implements CodegenConfig {
-    private static final Logger LOGGER = LoggerFactory.getLogger(CLibcurlClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(CLibcurlClientCodegen.class);
 
     public static final String PROJECT_NAME = "projectName";
     protected String moduleName;

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

@@ -36,7 +36,7 @@ import static org.openapitools.codegen.utils.StringUtils.underscore;
 
 public class CSharpClientCodegen extends AbstractCSharpCodegen {
     @SuppressWarnings({"hiding"})
-    private static final Logger LOGGER = LoggerFactory.getLogger(CSharpClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(CSharpClientCodegen.class);
     private static final String NUNIT = "nunit";
     private static final String RESTSHARP = "restsharp";
     private static final String NEWTONSOFT_JSON = "newtonsoft-json";

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/CSharpDotNet2ClientCodegen.java

@@ -31,7 +31,7 @@ import org.slf4j.LoggerFactory;
 import java.io.File;
 
 public class CSharpDotNet2ClientCodegen extends AbstractCSharpCodegen {
-    private static final Logger LOGGER = LoggerFactory.getLogger(CSharpDotNet2ClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(CSharpDotNet2ClientCodegen.class);
 
     public static final String CLIENT_PACKAGE = "clientPackage";
     protected String clientPackage = "Org.OpenAPITools.Client";

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

@@ -42,7 +42,7 @@ import static org.openapitools.codegen.CodegenType.SERVER;
 import static org.openapitools.codegen.utils.StringUtils.camelize;
 
 public class CSharpNancyFXServerCodegen extends AbstractCSharpCodegen {
-    private static final Logger LOGGER = LoggerFactory.getLogger(CSharpNancyFXServerCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(CSharpNancyFXServerCodegen.class);
 
     private static final String API_NAMESPACE = "Modules";
     private static final String MODEL_NAMESPACE = "Models";

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

@@ -38,7 +38,7 @@ import static org.openapitools.codegen.utils.StringUtils.dashize;
 import static org.openapitools.codegen.utils.StringUtils.underscore;
 
 public class ClojureClientCodegen extends DefaultCodegen implements CodegenConfig {
-    private static final Logger LOGGER = LoggerFactory.getLogger(ClojureClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(ClojureClientCodegen.class);
     private static final String PROJECT_NAME = "projectName";
     private static final String PROJECT_DESCRIPTION = "projectDescription";
     private static final String PROJECT_VERSION = "projectVersion";

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

@@ -36,7 +36,7 @@ import static org.openapitools.codegen.utils.OnceLogger.once;
 import static org.openapitools.codegen.utils.StringUtils.underscore;
 
 public class CppPistacheServerCodegen extends AbstractCppCodegen {
-    private static final Logger LOGGER = LoggerFactory.getLogger(CppPistacheServerCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(CppPistacheServerCodegen.class);
 
     protected String implFolder = "impl";
     protected boolean isAddExternalLibs = true;

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/CppQt5AbstractCodegen.java

@@ -16,7 +16,7 @@ import java.util.*;
 import static org.openapitools.codegen.utils.OnceLogger.once;
 
 public class CppQt5AbstractCodegen extends AbstractCppCodegen implements CodegenConfig {
-    private static final Logger LOGGER = LoggerFactory.getLogger(CppQt5AbstractCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(CppQt5AbstractCodegen.class);
     protected final String PREFIX = "OAI";
     protected String apiVersion = "1.0.0";
     protected static final String CPP_NAMESPACE = "cppNamespace";

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

@@ -42,7 +42,7 @@ import static org.openapitools.codegen.utils.StringUtils.camelize;
 import static org.openapitools.codegen.utils.StringUtils.underscore;
 
 public class CrystalClientCodegen extends DefaultCodegen {
-    private static final Logger LOGGER = LoggerFactory.getLogger(CrystalClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(CrystalClientCodegen.class);
     private static final String NUMERIC_ENUM_PREFIX = "N";
     protected static int emptyMethodNameCounter = 0;
 

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

@@ -53,7 +53,7 @@ import io.swagger.v3.oas.models.media.Schema;
 import static org.openapitools.codegen.utils.StringUtils.*;
 
 public class DartClientCodegen extends DefaultCodegen {
-    private static final Logger LOGGER = LoggerFactory.getLogger(DartClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(DartClientCodegen.class);
 
     public static final String PUB_LIBRARY = "pubLibrary";
     public static final String PUB_NAME = "pubName";

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

@@ -33,7 +33,7 @@ import java.util.*;
 import static org.openapitools.codegen.utils.StringUtils.underscore;
 
 public class DartDioClientCodegen extends DartClientCodegen {
-    private static final Logger LOGGER = LoggerFactory.getLogger(DartDioClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(DartDioClientCodegen.class);
 
     public static final String NULLABLE_FIELDS = "nullableFields";
     public static final String DATE_LIBRARY = "dateLibrary";

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

@@ -33,7 +33,7 @@ import java.util.*;
 import static org.openapitools.codegen.utils.StringUtils.underscore;
 
 public class DartJaguarClientCodegen extends DartClientCodegen {
-    private static final Logger LOGGER = LoggerFactory.getLogger(DartJaguarClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(DartJaguarClientCodegen.class);
 
     private static final String NULLABLE_FIELDS = "nullableFields";
     private static final String SERIALIZATION_FORMAT = "serialization";

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

@@ -31,7 +31,7 @@ import java.util.Locale;
 import java.util.UUID;
 
 public class EiffelClientCodegen extends AbstractEiffelCodegen {
-    private static final Logger LOGGER = LoggerFactory.getLogger(EiffelClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(EiffelClientCodegen.class);
 
     protected String libraryTarget = "openapi_eiffel_client";
     protected String packageName = "Eiffel";

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

@@ -42,7 +42,7 @@ import static org.openapitools.codegen.utils.StringUtils.camelize;
 import static org.openapitools.codegen.utils.StringUtils.underscore;
 
 public class ElixirClientCodegen extends DefaultCodegen implements CodegenConfig {
-    private static final Logger LOGGER = LoggerFactory.getLogger(ElixirClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(ElixirClientCodegen.class);
 
     protected String apiVersion = "1.0.0";
     protected String moduleName;

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

@@ -42,7 +42,7 @@ import java.util.stream.Stream;
 import static org.openapitools.codegen.utils.StringUtils.camelize;
 
 public class ElmClientCodegen extends DefaultCodegen implements CodegenConfig {
-    private static final Logger LOGGER = LoggerFactory.getLogger(ElmClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(ElmClientCodegen.class);
 
     protected String packageName = "openapi";
     protected String packageVersion = "1.0.0";

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

@@ -37,7 +37,7 @@ import static org.openapitools.codegen.utils.StringUtils.camelize;
 import static org.openapitools.codegen.utils.StringUtils.underscore;
 
 public class ErlangClientCodegen extends DefaultCodegen implements CodegenConfig {
-    private static final Logger LOGGER = LoggerFactory.getLogger(ErlangClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(ErlangClientCodegen.class);
 
     protected String packageName = "openapi";
     protected String packageVersion = "1.0.0";

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

@@ -38,7 +38,7 @@ import static org.openapitools.codegen.utils.StringUtils.camelize;
 import static org.openapitools.codegen.utils.StringUtils.underscore;
 
 public class ErlangProperCodegen extends DefaultCodegen implements CodegenConfig {
-    private static final Logger LOGGER = LoggerFactory.getLogger(ErlangProperCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(ErlangProperCodegen.class);
 
     protected String packageName = "openapi";
     protected String packageVersion = "1.0.0";

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

@@ -33,7 +33,7 @@ import static org.openapitools.codegen.utils.StringUtils.underscore;
 
 public class ErlangServerCodegen extends DefaultCodegen implements CodegenConfig {
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(ErlangServerCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(ErlangServerCodegen.class);
 
     protected String apiVersion = "1.0.0";
     protected String apiPath = "src";

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

@@ -37,7 +37,7 @@ import static org.openapitools.codegen.utils.StringUtils.camelize;
 import static org.openapitools.codegen.utils.StringUtils.underscore;
 
 public class FlashClientCodegen extends DefaultCodegen implements CodegenConfig {
-    private static final Logger LOGGER = LoggerFactory.getLogger(FlashClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(FlashClientCodegen.class);
 
     protected String packageName = "org.openapitools";
     protected String packageVersion;

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

@@ -36,7 +36,7 @@ import org.slf4j.LoggerFactory;
 public class FsharpFunctionsServerCodegen extends AbstractFSharpCodegen {
     public static final String PROJECT_NAME = "projectName";
 
-    static final Logger LOGGER = LoggerFactory.getLogger(FsharpFunctionsServerCodegen.class);
+     final Logger LOGGER = LoggerFactory.getLogger(FsharpFunctionsServerCodegen.class);
 
     public CodegenType getTag() {
         return CodegenType.SERVER;

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

@@ -36,7 +36,7 @@ import static org.openapitools.codegen.utils.StringUtils.camelize;
 
 public class GoClientCodegen extends AbstractGoCodegen {
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(GoClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(GoClientCodegen.class);
     protected String packageVersion = "1.0.0";
     protected String apiDocPath = "docs/";
     protected String modelDocPath = "docs/";

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

@@ -32,7 +32,7 @@ import java.util.EnumSet;
 
 public class GoDeprecatedClientCodegen extends AbstractGoCodegen {
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(GoDeprecatedClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(GoDeprecatedClientCodegen.class);
 
     protected String packageVersion = "1.0.0";
     protected String apiDocPath = "docs/";

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

@@ -33,7 +33,7 @@ import java.util.Map;
 
 public class GoGinServerCodegen extends AbstractGoCodegen {
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(GoGinServerCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(GoGinServerCodegen.class);
 
     protected String apiVersion = "1.0.0";
     protected int serverPort = 8080;

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

@@ -30,7 +30,7 @@ import java.util.Map;
 
 public class GoServerCodegen extends AbstractGoCodegen {
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(GoServerCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(GoServerCodegen.class);
 
     protected String packageVersion = "1.0.0";
     protected int serverPort = 8080;

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

@@ -30,7 +30,7 @@ import java.util.EnumSet;
 
 public class GraphQLNodeJSExpressServerCodegen extends AbstractGraphQLCodegen implements CodegenConfig {
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(GraphQLNodeJSExpressServerCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(GraphQLNodeJSExpressServerCodegen.class);
 
     @Override
     public CodegenType getTag() {

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

@@ -28,7 +28,7 @@ import java.util.EnumSet;
 
 public class GraphQLSchemaCodegen extends AbstractGraphQLCodegen implements CodegenConfig {
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(GraphQLSchemaCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(GraphQLSchemaCodegen.class);
 
     @Override
     public CodegenType getTag() {

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

@@ -42,7 +42,7 @@ import static org.openapitools.codegen.utils.StringUtils.camelize;
 import static org.openapitools.codegen.utils.StringUtils.underscore;
 
 public class HaskellHttpClientCodegen extends DefaultCodegen implements CodegenConfig {
-    private static final Logger LOGGER = LoggerFactory.getLogger(HaskellHttpClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(HaskellHttpClientCodegen.class);
 
     // source folder where to write the files
     protected String sourceFolder = "lib";

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

@@ -38,7 +38,7 @@ import static org.openapitools.codegen.utils.OnceLogger.once;
 import static org.openapitools.codegen.utils.StringUtils.camelize;
 
 public class HaskellServantCodegen extends DefaultCodegen implements CodegenConfig {
-    private static final Logger LOGGER = LoggerFactory.getLogger(HaskellServantCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(HaskellServantCodegen.class);
 
     // source folder where to write the files
     protected String sourceFolder = "src";

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

@@ -33,7 +33,7 @@ import java.util.Map;
 public class JavaCXFClientCodegen extends AbstractJavaCodegen
         implements BeanValidationFeatures, UseGenericResponseFeatures, GzipTestFeatures, LoggingTestFeatures {
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(JavaCXFClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(JavaCXFClientCodegen.class);
 
     /**
      * Name of the sub-directory in "src/main/resource" where to find the

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

@@ -258,7 +258,7 @@ public class JavaCXFExtServerCodegen extends JavaCXFServerCodegen implements CXF
         }
     }
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(JavaCXFExtServerCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(JavaCXFExtServerCodegen.class);
 
     private static final String INDENT = "        ";
 

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

@@ -32,7 +32,7 @@ import java.util.Map;
 
 public class JavaCXFServerCodegen extends AbstractJavaJAXRSServerCodegen
         implements CXFServerFeatures, GzipTestFeatures, LoggingTestFeatures, UseGenericResponseFeatures {
-    private static final Logger LOGGER = LoggerFactory.getLogger(JavaCXFServerCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(JavaCXFServerCodegen.class);
 
     protected boolean addConsumesProducesJson = true;
 

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

@@ -47,7 +47,7 @@ public class JavaClientCodegen extends AbstractJavaCodegen
 
     static final String MEDIA_TYPE = "mediaType";
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(JavaClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(JavaClientCodegen.class);
 
     public static final String USE_RX_JAVA = "useRxJava";
     public static final String USE_RX_JAVA2 = "useRxJava2";

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

@@ -34,7 +34,7 @@ import static org.openapitools.codegen.utils.StringUtils.camelize;
 
 public class JavaInflectorServerCodegen extends AbstractJavaCodegen {
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(JavaInflectorServerCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(JavaInflectorServerCodegen.class);
 
     protected String title = "OpenAPI Inflector";
     protected String implFolder = "src/main/java";

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

@@ -35,7 +35,7 @@ import static org.openapitools.codegen.utils.OnceLogger.once;
 import static org.openapitools.codegen.utils.StringUtils.camelize;
 
 public class JavaPlayFrameworkCodegen extends AbstractJavaCodegen implements BeanValidationFeatures {
-    private static final Logger LOGGER = LoggerFactory.getLogger(JavaPlayFrameworkCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(JavaPlayFrameworkCodegen.class);
     public static final String TITLE = "title";
     public static final String CONFIG_PACKAGE = "configPackage";
     public static final String BASE_PACKAGE = "basePackage";

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

@@ -34,7 +34,7 @@ import static org.openapitools.codegen.utils.StringUtils.camelize;
 
 public class JavaUndertowServerCodegen extends AbstractJavaCodegen {
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(JavaUndertowServerCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(JavaUndertowServerCodegen.class);
 
     protected String title = "OpenAPI Undertow Server";
     protected String implFolder = "src/main/java";

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

@@ -42,7 +42,7 @@ import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
 public class JavaVertXServerCodegen extends AbstractJavaCodegen {
-    private static final Logger LOGGER = LoggerFactory.getLogger(JavaVertXServerCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(JavaVertXServerCodegen.class);
 
     protected String resourceFolder = "src/main/resources";
     protected String rootPackage = "org.openapitools.server.api";

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

@@ -39,7 +39,7 @@ import static org.openapitools.codegen.utils.StringUtils.*;
 
 public class JavascriptApolloClientCodegen extends DefaultCodegen implements CodegenConfig {
     @SuppressWarnings("hiding")
-    private static final Logger LOGGER = LoggerFactory.getLogger(JavascriptApolloClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(JavascriptApolloClientCodegen.class);
 
     public static final String PROJECT_NAME = "projectName";
     public static final String MODULE_NAME = "moduleName";

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

@@ -38,7 +38,7 @@ import static org.openapitools.codegen.utils.StringUtils.*;
 
 public class JavascriptClientCodegen extends DefaultCodegen implements CodegenConfig {
     @SuppressWarnings("hiding")
-    private static final Logger LOGGER = LoggerFactory.getLogger(JavascriptClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(JavascriptClientCodegen.class);
 
     public static final String PROJECT_NAME = "projectName";
     public static final String MODULE_NAME = "moduleName";

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

@@ -32,7 +32,7 @@ import java.util.*;
 import static org.openapitools.codegen.utils.StringUtils.camelize;
 
 public class JavascriptClosureAngularClientCodegen extends DefaultCodegen implements CodegenConfig {
-    private static final Logger LOGGER = LoggerFactory.getLogger(JavascriptClosureAngularClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(JavascriptClosureAngularClientCodegen.class);
 
     public static final String USE_ES6 = "useEs6";
 

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/K6ClientCodegen.java

@@ -165,7 +165,7 @@ public class K6ClientCodegen extends DefaultCodegen implements CodegenConfig {
         }
     }
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(JavascriptClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(JavascriptClientCodegen.class);
 
     public static final String PROJECT_NAME = "projectName";
     public static final String MODULE_NAME = "moduleName";

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

@@ -40,7 +40,7 @@ import java.util.stream.Stream;
 
 public class KotlinClientCodegen extends AbstractKotlinCodegen {
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(KotlinClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(KotlinClientCodegen.class);
 
     protected static final String JVM = "jvm";
     protected static final String JVM_OKHTTP = "jvm-okhttp";

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

@@ -36,7 +36,7 @@ import java.util.Map;
 public class KotlinServerCodegen extends AbstractKotlinCodegen {
 
     public static final String DEFAULT_LIBRARY = Constants.KTOR;
-    private static final Logger LOGGER = LoggerFactory.getLogger(KotlinServerCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(KotlinServerCodegen.class);
     private Boolean autoHeadFeatureEnabled = true;
     private Boolean conditionalHeadersFeatureEnabled = false;
     private Boolean hstsFeatureEnabled = true;

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

@@ -37,7 +37,7 @@ public class KotlinVertxServerCodegen extends AbstractKotlinCodegen {
 
     public static final String PROJECT_NAME = "projectName";
 
-    static final Logger LOGGER = LoggerFactory.getLogger(KotlinVertxServerCodegen.class);
+     final Logger LOGGER = LoggerFactory.getLogger(KotlinVertxServerCodegen.class);
 
     public CodegenType getTag() {
         return CodegenType.SERVER;

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

@@ -35,7 +35,7 @@ import static org.openapitools.codegen.utils.StringUtils.camelize;
 import static org.openapitools.codegen.utils.StringUtils.underscore;
 
 public class LuaClientCodegen extends DefaultCodegen implements CodegenConfig {
-    private static final Logger LOGGER = LoggerFactory.getLogger(LuaClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(LuaClientCodegen.class);
 
     protected String specFolder = "spec";
     protected String packageName = "openapiclient";

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

@@ -16,7 +16,7 @@ import static org.openapitools.codegen.utils.StringUtils.escape;
 public class MarkdownDocumentationCodegen extends DefaultCodegen implements CodegenConfig {
     public static final String PROJECT_NAME = "projectName";
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(MarkdownDocumentationCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(MarkdownDocumentationCodegen.class);
 
     public CodegenType getTag() {
         return CodegenType.DOCUMENTATION;

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

@@ -31,7 +31,7 @@ import static org.openapitools.codegen.utils.StringUtils.underscore;
 
 @SuppressWarnings("unchecked")
 public class MysqlSchemaCodegen extends DefaultCodegen implements CodegenConfig {
-    private static final Logger LOGGER = LoggerFactory.getLogger(MysqlSchemaCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(MysqlSchemaCodegen.class);
 
     public static final String VENDOR_EXTENSION_MYSQL_SCHEMA = "x-mysql-schema";
     public static final String DEFAULT_DATABASE_NAME = "defaultDatabaseName";

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

@@ -34,7 +34,7 @@ import java.util.*;
 import static org.openapitools.codegen.utils.StringUtils.camelize;
 
 public class NimClientCodegen extends DefaultCodegen implements CodegenConfig {
-    static final Logger LOGGER = LoggerFactory.getLogger(NimClientCodegen.class);
+     final Logger LOGGER = LoggerFactory.getLogger(NimClientCodegen.class);
 
     public static final String PROJECT_NAME = "projectName";
 

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

@@ -44,7 +44,7 @@ import static org.openapitools.codegen.utils.StringUtils.camelize;
 
 public class NodeJSExpressServerCodegen extends DefaultCodegen implements CodegenConfig {
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(NodeJSExpressServerCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(NodeJSExpressServerCodegen.class);
     public static final String EXPORTED_NAME = "exportedName";
     public static final String SERVER_HOST = "serverHost";
     public static final String SERVER_PORT = "serverPort";

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

@@ -41,7 +41,7 @@ import static org.openapitools.codegen.utils.StringUtils.escape;
 import static org.openapitools.codegen.utils.StringUtils.underscore;
 
 public class OCamlClientCodegen extends DefaultCodegen implements CodegenConfig {
-    private static final Logger LOGGER = LoggerFactory.getLogger(OCamlClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(OCamlClientCodegen.class);
     public static final String PACKAGE_NAME = "packageName";
     public static final String PACKAGE_VERSION = "packageVersion";
 

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

@@ -33,7 +33,7 @@ import static org.openapitools.codegen.utils.OnceLogger.once;
 import static org.openapitools.codegen.utils.StringUtils.camelize;
 
 public class ObjcClientCodegen extends DefaultCodegen implements CodegenConfig {
-    private static final Logger LOGGER = LoggerFactory.getLogger(ObjcClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(ObjcClientCodegen.class);
 
     public static final String CLASS_PREFIX = "classPrefix";
     public static final String POD_NAME = "podName";

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

@@ -32,7 +32,7 @@ import java.util.EnumSet;
 public class OpenAPIGenerator extends DefaultCodegen implements CodegenConfig {
     public static final String OUTPUT_NAME = "outputFileName";
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(OpenAPIGenerator.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(OpenAPIGenerator.class);
 
     protected String outputFileName = "openapi.json";
 

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

@@ -36,7 +36,7 @@ import java.util.Map;
 public class OpenAPIYamlGenerator extends DefaultCodegen implements CodegenConfig {
     public static final String OUTPUT_NAME = "outputFile";
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(OpenAPIYamlGenerator.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(OpenAPIYamlGenerator.class);
 
     protected String outputFile = "openapi/openapi.yaml";
 

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

@@ -36,7 +36,7 @@ import static org.openapitools.codegen.utils.StringUtils.camelize;
 import static org.openapitools.codegen.utils.StringUtils.underscore;
 
 public class PerlClientCodegen extends DefaultCodegen implements CodegenConfig {
-    private static final Logger LOGGER = LoggerFactory.getLogger(PerlClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(PerlClientCodegen.class);
 
     public static final String MODULE_NAME = "moduleName";
     public static final String MODULE_VERSION = "moduleVersion";

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

@@ -34,7 +34,7 @@ import java.util.List;
 
 public class PhpClientCodegen extends AbstractPhpCodegen {
     @SuppressWarnings("hiding")
-    private static final Logger LOGGER = LoggerFactory.getLogger(PhpClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(PhpClientCodegen.class);
 
     public PhpClientCodegen() {
         super();

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

@@ -34,7 +34,7 @@ import java.io.File;
 import java.util.*;
 
 public class PhpMezzioPathHandlerServerCodegen extends AbstractPhpCodegen {
-    private static final Logger LOGGER = LoggerFactory.getLogger(PhpMezzioPathHandlerServerCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(PhpMezzioPathHandlerServerCodegen.class);
 
     // TODO: Rename to x- prefixed vendor extensions, per specification.
     public static final String VEN_FROM_QUERY = "internal.ze-ph.fromQuery";

modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/PhpSlim4ServerCodegen.java

@@ -28,7 +28,7 @@ import org.slf4j.LoggerFactory;
 import java.io.File;
 
 public class PhpSlim4ServerCodegen extends PhpSlimServerCodegen {
-    private static final Logger LOGGER = LoggerFactory.getLogger(PhpSlim4ServerCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(PhpSlim4ServerCodegen.class);
 
     public static final String PSR7_IMPLEMENTATION = "psr7Implementation";
 

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

@@ -37,7 +37,7 @@ import java.util.*;
 import static org.openapitools.codegen.utils.StringUtils.camelize;
 
 public class PhpSlimServerCodegen extends AbstractPhpCodegen {
-    private static final Logger LOGGER = LoggerFactory.getLogger(PhpSlimServerCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(PhpSlimServerCodegen.class);
 
     public static final String USER_CLASSNAME_KEY = "userClassname";
 

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

@@ -34,7 +34,7 @@ import static org.openapitools.codegen.utils.StringUtils.camelize;
 
 public class PhpSymfonyServerCodegen extends AbstractPhpCodegen implements CodegenConfig {
     @SuppressWarnings("hiding")
-    private static final Logger LOGGER = LoggerFactory.getLogger(PhpSymfonyServerCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(PhpSymfonyServerCodegen.class);
 
     public static final String BUNDLE_NAME = "bundleName";
     public static final String BUNDLE_ALIAS = "bundleAlias";

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

@@ -29,7 +29,7 @@ import java.util.stream.Collectors;
 public class PlantumlDocumentationCodegen extends DefaultCodegen implements CodegenConfig {
     public static final String ALL_OF_SUFFIX = "AllOf";
 
-    static final Logger LOGGER = LoggerFactory.getLogger(PlantumlDocumentationCodegen.class);
+     final Logger LOGGER = LoggerFactory.getLogger(PlantumlDocumentationCodegen.class);
 
     public CodegenType getTag() {
         return CodegenType.DOCUMENTATION;

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

@@ -37,7 +37,7 @@ import static java.util.UUID.randomUUID;
 import static org.openapitools.codegen.utils.StringUtils.camelize;
 
 public class PowerShellClientCodegen extends DefaultCodegen implements CodegenConfig {
-    private static final Logger LOGGER = LoggerFactory.getLogger(PowerShellClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(PowerShellClientCodegen.class);
 
     private String packageGuid = "{" + randomUUID().toString().toUpperCase(Locale.ROOT) + "}";
 

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

@@ -47,7 +47,7 @@ public class ProtobufSchemaCodegen extends DefaultCodegen implements CodegenConf
 
     private static final String IMPORTS = "imports";
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(ProtobufSchemaCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(ProtobufSchemaCodegen.class);
 
     protected String packageName = "openapitools";
 

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

@@ -23,7 +23,7 @@ import org.slf4j.LoggerFactory;
 import java.util.EnumSet;
 
 public class PythonAiohttpConnexionServerCodegen extends AbstractPythonConnexionServerCodegen {
-    private static final Logger LOGGER = LoggerFactory.getLogger(PythonAiohttpConnexionServerCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(PythonAiohttpConnexionServerCodegen.class);
 
     public PythonAiohttpConnexionServerCodegen() {
         super("python-aiohttp", true);

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

@@ -25,7 +25,7 @@ import java.io.File;
 import java.util.EnumSet;
 
 public class PythonBluePlanetServerCodegen extends AbstractPythonConnexionServerCodegen {
-    private static final Logger LOGGER = LoggerFactory.getLogger(PythonBluePlanetServerCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(PythonBluePlanetServerCodegen.class);
 
     protected String modelDocPath = "";
     protected String modelTestPath = "";

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

@@ -48,7 +48,7 @@ import java.util.regex.Matcher;
 import static org.openapitools.codegen.utils.OnceLogger.once;
 
 public class PythonClientCodegen extends PythonLegacyClientCodegen {
-    private static final Logger LOGGER = LoggerFactory.getLogger(PythonClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(PythonClientCodegen.class);
 
     // A cache to efficiently lookup a Schema instance based on the return value of `toModelName()`.
     private Map<String, Schema> modelNameToSchemaCache;

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

@@ -23,7 +23,7 @@ import org.slf4j.LoggerFactory;
 import java.io.File;
 
 public class PythonFlaskConnexionServerCodegen extends AbstractPythonConnexionServerCodegen {
-    private static final Logger LOGGER = LoggerFactory.getLogger(PythonFlaskConnexionServerCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(PythonFlaskConnexionServerCodegen.class);
 
     public PythonFlaskConnexionServerCodegen() {
         super("python-flask", false);

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

@@ -39,7 +39,7 @@ import static org.openapitools.codegen.utils.StringUtils.camelize;
 import static org.openapitools.codegen.utils.StringUtils.underscore;
 
 public class PythonLegacyClientCodegen extends DefaultCodegen implements CodegenConfig {
-    private static final Logger LOGGER = LoggerFactory.getLogger(PythonLegacyClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(PythonLegacyClientCodegen.class);
 
     public static final String PACKAGE_URL = "packageUrl";
     public static final String DEFAULT_LIBRARY = "urllib3";

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

@@ -36,7 +36,7 @@ import static org.openapitools.codegen.utils.StringUtils.camelize;
 import static org.openapitools.codegen.utils.StringUtils.underscore;
 
 public class RClientCodegen extends DefaultCodegen implements CodegenConfig {
-    private static final Logger LOGGER = LoggerFactory.getLogger(RClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(RClientCodegen.class);
 
     protected String packageName = "openapi";
     protected String packageVersion = "1.0.0";

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

@@ -41,7 +41,7 @@ public class RubyClientCodegen extends AbstractRubyCodegen {
     public static final String GEM_AUTHOR_EMAIL = "gemAuthorEmail";
     public static final String FARADAY = "faraday";
     public static final String TYPHOEUS = "typhoeus";
-    private static final Logger LOGGER = LoggerFactory.getLogger(RubyClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(RubyClientCodegen.class);
     private static final String NUMERIC_ENUM_PREFIX = "N";
     protected static int emptyMethodNameCounter = 0;
     protected String gemName;

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

@@ -37,7 +37,7 @@ import static org.openapitools.codegen.utils.StringUtils.underscore;
 
 public class RubyOnRailsServerCodegen extends AbstractRubyCodegen {
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(RubyOnRailsServerCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(RubyOnRailsServerCodegen.class);
 
     protected String gemName;
     protected String moduleName;

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

@@ -33,7 +33,7 @@ import static org.openapitools.codegen.utils.StringUtils.underscore;
 
 public class RubySinatraServerCodegen extends AbstractRubyCodegen {
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(RubySinatraServerCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(RubySinatraServerCodegen.class);
 
     protected String gemName;
     protected String moduleName;

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

@@ -37,7 +37,7 @@ import static org.openapitools.codegen.utils.StringUtils.camelize;
 import static org.openapitools.codegen.utils.StringUtils.underscore;
 
 public class RustClientCodegen extends DefaultCodegen implements CodegenConfig {
-    private static final Logger LOGGER = LoggerFactory.getLogger(RustClientCodegen.class);
+    private final Logger LOGGER = LoggerFactory.getLogger(RustClientCodegen.class);
     private boolean useSingleRequestParameter = false;
     private boolean supportAsync = true;
     private boolean supportMultipleResponses = false;