Helidon Features.

Signed-off-by: Tomas Langer <tomas.langer@oracle.com>

config/config/src/main/java/io/helidon/config/BuilderImpl.java

@@ -39,6 +39,8 @@ import java.util.stream.Collectors;
 import javax.annotation.Priority;
 
 import io.helidon.common.GenericType;
+import io.helidon.common.HelidonFeatures;
+import io.helidon.common.HelidonFlavor;
 import io.helidon.common.Prioritized;
 import io.helidon.common.serviceloader.HelidonServiceLoader;
 import io.helidon.common.serviceloader.Priorities;
@@ -65,6 +67,10 @@ import org.eclipse.microprofile.config.spi.Converter;
 class BuilderImpl implements Config.Builder {
     static final Executor DEFAULT_CHANGES_EXECUTOR = Executors.newCachedThreadPool(new ConfigThreadFactory("config"));
 
+    static {
+        HelidonFeatures.register(HelidonFlavor.SE, "Config");
+    }
+
     /*
      * Config sources
      */

config/encryption/src/main/java/io/helidon/config/encryption/EncryptionFilter.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018, 2019 Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2018, 2020 Oracle and/or its affiliates. All rights reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -25,6 +25,7 @@ import java.util.function.Function;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 
+import io.helidon.common.HelidonFeatures;
 import io.helidon.common.pki.KeyConfig;
 import io.helidon.config.Config;
 import io.helidon.config.MissingValueException;
@@ -66,6 +67,10 @@ public final class EncryptionFilter implements ConfigFilter {
     private static final String PREFIX_ALIAS = "${ALIAS=";
     private static final String PREFIX_CLEAR = "${CLEAR=";
 
+    static {
+        HelidonFeatures.register("Config", "Encryption");
+    }
+
     private final PrivateKey privateKey;
     private final char[] masterPassword;
 

config/etcd/src/main/java/io/helidon/config/etcd/EtcdConfigSource.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017, 2019 Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2017, 2020 Oracle and/or its affiliates. All rights reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -23,6 +23,7 @@ import java.util.Optional;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 
+import io.helidon.common.HelidonFeatures;
 import io.helidon.config.Config;
 import io.helidon.config.ConfigException;
 import io.helidon.config.ConfigHelper;
@@ -43,6 +44,10 @@ public class EtcdConfigSource extends AbstractParsableConfigSource<Long> {
 
     private static final Logger LOGGER = Logger.getLogger(EtcdConfigSource.class.getName());
 
+    static {
+        HelidonFeatures.register("Config", "etcd");
+    }
+
     private final EtcdEndpoint endpoint;
     private final EtcdClient client;
 

config/git/src/main/java/io/helidon/config/git/GitConfigSource.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017, 2019 Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2017, 2020 Oracle and/or its affiliates. All rights reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -33,6 +33,7 @@ import java.util.Optional;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 
+import io.helidon.common.HelidonFeatures;
 import io.helidon.config.Config;
 import io.helidon.config.ConfigException;
 import io.helidon.config.ConfigHelper;
@@ -61,6 +62,10 @@ public class GitConfigSource extends AbstractParsableConfigSource<byte[]> {
 
     private static final Logger LOGGER = Logger.getLogger(GitConfigSource.class.getName());
 
+    static {
+        HelidonFeatures.register("Config", "git");
+    }
+
     private final URI uri;
     private final String branch;
 

config/hocon/src/main/java/io/helidon/config/hocon/internal/HoconConfigParser.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017, 2019 Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2017, 2020 Oracle and/or its affiliates. All rights reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -21,6 +21,7 @@ import java.util.Set;
 
 import javax.annotation.Priority;
 
+import io.helidon.common.HelidonFeatures;
 import io.helidon.config.ConfigException;
 import io.helidon.config.ConfigHelper;
 import io.helidon.config.spi.ConfigNode.ListNode;
@@ -71,6 +72,10 @@ public class HoconConfigParser implements ConfigParser {
     private static final Set<String> SUPPORTED_MEDIA_TYPES =
             Set.of(MEDIA_TYPE_APPLICATION_HOCON, MEDIA_TYPE_APPLICATION_JSON);
 
+    static {
+        HelidonFeatures.register("Config", "HOCON");
+    }
+
     private final boolean resolvingEnabled;
     private final ConfigResolveOptions resolveOptions;
 

config/object-mapping/src/main/java/io/helidon/config/objectmapping/ObjectConfigMappers.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018, 2019 Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2018, 2020 Oracle and/or its affiliates. All rights reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,6 +19,7 @@ import java.lang.invoke.MethodHandle;
 import java.util.Collection;
 import java.util.function.Function;
 
+import io.helidon.common.HelidonFeatures;
 import io.helidon.config.Config;
 import io.helidon.config.ConfigMappingException;
 import io.helidon.config.MissingValueException;
@@ -29,6 +30,11 @@ import io.helidon.config.objectmapping.ReflectionUtil.PropertyAccessor;
  * Various mappers used in {@link ObjectConfigMapperProvider}.
  */
 class ObjectConfigMappers {
+
+    static {
+        HelidonFeatures.register("Config", "Object Mapping");
+    }
+
     abstract static class MethodHandleConfigMapper<T, P> implements Function<Config, T> {
         private final Class<T> type;
         private final String methodName;

config/yaml/src/main/java/io/helidon/config/yaml/internal/YamlConfigParser.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017, 2019 Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2017, 2020 Oracle and/or its affiliates. All rights reserved.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -22,6 +22,7 @@ import java.util.Set;
 
 import javax.annotation.Priority;
 
+import io.helidon.common.HelidonFeatures;
 import io.helidon.config.ConfigException;
 import io.helidon.config.ConfigHelper;
 import io.helidon.config.spi.ConfigNode.ListNode;
@@ -59,6 +60,10 @@ public class YamlConfigParser implements ConfigParser {
 
     private static final Set<String> SUPPORTED_MEDIA_TYPES = Set.of(MEDIA_TYPE_APPLICATION_YAML);
 
+    static {
+        HelidonFeatures.register("Config", "YAML");
+    }
+
     /**
      * Default constructor needed by Java Service loader.
      */