Remove deprecated configurable LRU cache (helidon-io#11504)

Author: tomas-langer

common/configurable/etc/spotbugs/exclude.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
 
-    Copyright (c) 2021, 2024 Oracle and/or its affiliates.
+    Copyright (c) 2021, 2026 Oracle and/or its affiliates.
 
     Licensed under the Apache License, Version 2.0 (the "License");
     you may not use this file except in compliance with the License.
@@ -42,9 +42,4 @@
         <Method name="&lt;init&gt;"/>
         <Bug pattern = "VA_FORMAT_STRING_USES_NEWLINE"/>
     </Match>
-    <Match>
-        <!-- deprecated, need the common to decouple from config -->
-        <Class name="io.helidon.common.configurable.LruCache" />
-        <Bug pattern="NM_SAME_SIMPLE_NAME_AS_INTERFACE" />
-    </Match>
 </FindBugsFilter>

common/configurable/src/main/java/io/helidon/common/configurable/LruCache.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2024 Oracle and/or its affiliates.
+ * Copyright (c) 2024, 2026 Oracle and/or its affiliates.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -115,7 +115,7 @@ void testConfigMetadata() throws IOException {
         Optional<List<Hson.Struct>> types = module.structArray("types");
         assertThat(types, optionalPresent());
         List<Hson.Struct> typesList = types.get();
-        assertThat(typesList, hasSize(5));
+        assertThat(typesList, hasSize(4));
 
         Hson.Struct first = typesList.getFirst();
         assertThat(first.stringValue("annotatedType"),

common/configurable/src/main/java/io/helidon/common/configurable/LruCacheConfigBlueprint.java

@@ -218,24 +218,6 @@
                     }
                 ]
             },
-            {
-                "annotatedType": "io.helidon.common.configurable.LruCacheConfig",
-                "type": "io.helidon.common.configurable.LruCache",
-                "producers": [
-                    "io.helidon.common.configurable.LruCacheConfig#create(io.helidon.config.Config)",
-                    "io.helidon.common.configurable.LruCacheConfig#builder()",
-                    "io.helidon.common.configurable.LruCache#create(io.helidon.common.configurable.LruCacheConfig)"
-                ],
-                "options": [
-                    {
-                        "defaultValue": "10000",
-                        "description": "Configure capacity of the cache. Defaults to LruCache.DEFAULT_CAPACITY.\n\n Maximal number of records in the cache before the oldest one is removed",
-                        "key": "capacity",
-                        "method": "io.helidon.common.configurable.LruCacheConfig.Builder#capacity(int)",
-                        "type": "java.lang.Integer"
-                    }
-                ]
-            },
             {
                 "annotatedType": "io.helidon.common.configurable.ScheduledThreadPoolConfig",
                 "type": "io.helidon.common.configurable.ScheduledThreadPoolSupplier",

common/configurable/src/main/resources/META-INF/native-image/io.helidon.common/helidon-common-configurable/native-image.properties

@@ -33,8 +33,8 @@
 import java.util.stream.Collectors;
 
 import io.helidon.common.HelidonServiceLoader;
+import io.helidon.common.LruCache;
 import io.helidon.common.Weight;
-import io.helidon.common.configurable.LruCache;
 import io.helidon.common.context.Context;
 import io.helidon.common.context.Contexts;
 import io.helidon.common.mapper.OptionalValue;

common/configurable/src/test/java/io/helidon/common/configurable/LruCacheTest.java

@@ -30,7 +30,7 @@
 import java.util.stream.Collectors;
 
 import io.helidon.common.HelidonServiceLoader;
-import io.helidon.common.configurable.LruCache;
+import io.helidon.common.LruCache;
 import io.helidon.common.parameters.Parameters;
 import io.helidon.config.Config;
 import io.helidon.config.metadata.Configured;

metadata/hson/src/test/java/io/helidon/metadata/hson/ExistingTypesTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2023, 2025 Oracle and/or its affiliates.
+ * Copyright (c) 2023, 2026 Oracle and/or its affiliates.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -21,7 +21,7 @@
 import java.util.Map;
 import java.util.Optional;
 
-import io.helidon.common.configurable.LruCache;
+import io.helidon.common.LruCache;
 import io.helidon.common.socket.HelidonSocket;
 import io.helidon.http.Method;
 import io.helidon.webclient.spi.HttpClientSpi;