fix: Revert "chore: remove @EdcSettng and @EdcSettingContext from the…

… code base (#47)" (#55)

This reverts commit f190f7f.

plugins/autodoc/autodoc-processor/src/main/java/org/eclipse/edc/plugins/autodoc/core/processor/introspection/ExtensionIntrospector.java

@@ -15,6 +15,8 @@
 package org.eclipse.edc.plugins.autodoc.core.processor.introspection;
 
 import org.eclipse.edc.plugins.autodoc.core.processor.compiler.AnnotationFunctions;
+import org.eclipse.edc.runtime.metamodel.annotation.EdcSetting;
+import org.eclipse.edc.runtime.metamodel.annotation.EdcSettingContext;
 import org.eclipse.edc.runtime.metamodel.annotation.Extension;
 import org.eclipse.edc.runtime.metamodel.annotation.Inject;
 import org.eclipse.edc.runtime.metamodel.annotation.Provider;
@@ -101,7 +103,8 @@ public List<Service> resolveProvidedServices(Element element) {
      * Resolves configuration points declared with {@link Setting}.
      */
     public List<ConfigurationSetting> resolveConfigurationSettings(Element element) {
-        return getEnclosedElementsAnnotatedWith(element, Setting.class)
+        return Stream.concat(getEnclosedElementsAnnotatedWith(element, EdcSetting.class),
+                        getEnclosedElementsAnnotatedWith(element, Setting.class))
                 .filter(VariableElement.class::isInstance)
                 .map(VariableElement.class::cast)
                 .map(this::createConfigurationSetting)
@@ -138,6 +141,9 @@ private ConfigurationSetting createConfigurationSetting(VariableElement settingE
         var settingBuilder = ConfigurationSetting.Builder.newInstance().key(keyValue);
 
         var settingMirror = mirrorFor(Setting.class, settingElement);
+        if (settingMirror == null) { //todo: compatibility
+            settingMirror = mirrorFor(EdcSetting.class, settingElement);
+        }
 
         var description = attributeValue(String.class, "value", settingMirror, elementUtils);
         settingBuilder.description(description);
@@ -158,7 +164,7 @@ private ConfigurationSetting createConfigurationSetting(VariableElement settingE
     }
 
     /**
-     * Resolves a configuration prefix specified by {@link SettingContext} for a given EDC setting element or an empty string if there is none.
+     * Resolves a configuration prefix specified by {@link EdcSettingContext} for a given EDC setting element or an empty string if there is none.
      */
     @NotNull
     private String resolveConfigurationPrefix(VariableElement edcSettingElement) {
@@ -167,6 +173,9 @@ private String resolveConfigurationPrefix(VariableElement edcSettingElement) {
             return "";
         }
         var contextMirror = mirrorFor(SettingContext.class, enclosingElement);
+        if (contextMirror == null) {
+            contextMirror = mirrorFor(EdcSettingContext.class, enclosingElement);
+        }
         return contextMirror != null ? attributeValue(String.class, "value", contextMirror, elementUtils) : "";
     }
 }

plugins/autodoc/autodoc-processor/src/main/java/org/eclipse/edc/plugins/autodoc/core/processor/introspection/ModuleIntrospector.java

@@ -14,6 +14,7 @@
 
 package org.eclipse.edc.plugins.autodoc.core.processor.introspection;
 
+import org.eclipse.edc.runtime.metamodel.annotation.EdcSetting;
 import org.eclipse.edc.runtime.metamodel.annotation.Extension;
 import org.eclipse.edc.runtime.metamodel.annotation.ExtensionPoint;
 import org.eclipse.edc.runtime.metamodel.annotation.Inject;
@@ -79,7 +80,7 @@ public String getModuleName(RoundEnvironment environment) {
      *     <li>Are annotated with {@link Provides}</li>
      *     <li>Are annotated with {@link Requires}</li>
      *     <li>Have one or more fields annotated with {@link Inject}</li>
-     *     <li>Have one or more fields annotated with {@link Setting}</li>
+     *     <li>Have one or more fields annotated with {@link EdcSetting}</li>
      *     <li>Have one or more methods annotated with {@link Provider}</li>
      * </ul>
      * <p>
@@ -91,13 +92,14 @@ public String getModuleName(RoundEnvironment environment) {
      */
     public Set<Element> getExtensionElements(RoundEnvironment environment) {
         var extensionClasses = environment.getElementsAnnotatedWith(Extension.class);
+        var settingsSymbolsDeprecated = environment.getElementsAnnotatedWith(EdcSetting.class);
         var settingsSymbols = environment.getElementsAnnotatedWith(Setting.class);
         var injectSymbols = environment.getElementsAnnotatedWith(Inject.class);
         var providerSymbols = environment.getElementsAnnotatedWith(Provider.class);
         var providesClasses = environment.getElementsAnnotatedWith(Provides.class);
         var requiresClasses = environment.getElementsAnnotatedWith(Requires.class);
 
-        var symbols = settingsSymbols.stream();
+        var symbols = Stream.concat(settingsSymbols.stream(), settingsSymbolsDeprecated.stream());
         symbols = Stream.concat(symbols, injectSymbols.stream());
         symbols = Stream.concat(symbols, providerSymbols.stream());
 

plugins/autodoc/autodoc-processor/src/test/java/org/eclipse/edc/plugins/autodoc/core/processor/testextensions/SampleExtensionWithoutAnnotation.java

@@ -15,15 +15,15 @@
 package org.eclipse.edc.plugins.autodoc.core.processor.testextensions;
 
 import org.eclipse.edc.plugins.autodoc.core.processor.Constants;
+import org.eclipse.edc.runtime.metamodel.annotation.EdcSetting;
 import org.eclipse.edc.runtime.metamodel.annotation.Inject;
 import org.eclipse.edc.runtime.metamodel.annotation.Provider;
 import org.eclipse.edc.runtime.metamodel.annotation.Provides;
-import org.eclipse.edc.runtime.metamodel.annotation.Setting;
 import org.eclipse.edc.spi.system.ServiceExtension;
 
 @Provides(SomeOtherService.class)
 public class SampleExtensionWithoutAnnotation implements ServiceExtension {
-    @Setting(value = Constants.TEST_SETTING_NAME, required = true)
+    @EdcSetting(value = Constants.TEST_SETTING_NAME, required = true)
     public static final String TEST_SETTING = Constants.TEST_SETTING_KEY;
 
     @Inject

runtime-metamodel/src/main/java/org/eclipse/edc/runtime/metamodel/annotation/EdcSetting.java

@@ -0,0 +1,50 @@
+/*
+ *  Copyright (c) 2022 Microsoft Corporation
+ *
+ *  This program and the accompanying materials are made available under the
+ *  terms of the Apache License, Version 2.0 which is available at
+ *  https://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  SPDX-License-Identifier: Apache-2.0
+ *
+ *  Contributors:
+ *       Microsoft Corporation - initial API and implementation
+ *
+ */
+
+package org.eclipse.edc.runtime.metamodel.annotation;
+
+import java.lang.annotation.Documented;
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * Denotes a runtime configuration setting.
+ *
+ * @deprecated Please use {@link Setting}
+ */
+@Target({ ElementType.TYPE, ElementType.FIELD })
+@Retention(RetentionPolicy.RUNTIME)
+@Documented
+@Deprecated
+public @interface EdcSetting {
+
+    /**
+     * The setting description.
+     */
+    String value() default "";
+
+    String type() default "string";
+
+    long min() default Long.MIN_VALUE;
+
+    long max() default Long.MAX_VALUE;
+
+    /**
+     * Returns true if the setting is required.
+     */
+    boolean required() default false;
+
+}

runtime-metamodel/src/main/java/org/eclipse/edc/runtime/metamodel/annotation/EdcSettingContext.java

@@ -0,0 +1,34 @@
+/*
+ *  Copyright (c) 2022 Microsoft Corporation
+ *
+ *  This program and the accompanying materials are made available under the
+ *  terms of the Apache License, Version 2.0 which is available at
+ *  https://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  SPDX-License-Identifier: Apache-2.0
+ *
+ *  Contributors:
+ *       Microsoft Corporation - initial API and implementation
+ *
+ */
+
+package org.eclipse.edc.runtime.metamodel.annotation;
+
+import java.lang.annotation.Documented;
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * Defines a context for setting keys.
+ *
+ * @deprecated please use {@link SettingContext}
+ */
+@Target({ ElementType.TYPE, ElementType.FIELD })
+@Retention(RetentionPolicy.RUNTIME)
+@Documented
+@Deprecated
+public @interface EdcSettingContext {
+    String value();
+}