Javadoc improvements per checkstyle

By: md_5 <git@md-5.net>

paper-api/src/test/java/org/bukkit/AnnotationTest.java

@@ -200,6 +200,9 @@ public class AnnotationTest {
     }
 
     /**
+     * Checks if the class is anonymous.
+     *
+     * @param clazz the class to check
      * @return true if given class is anonymous
      */
     private static boolean isAnonymous(@NotNull ClassNode clazz) {

paper-api/src/test/java/org/bukkit/configuration/file/package-info.java

@@ -0,0 +1,4 @@
+/**
+ * Test Classes.
+ */
+package org.bukkit.configuration.file;

paper-api/src/test/java/org/bukkit/configuration/package-info.java

@@ -0,0 +1,4 @@
+/**
+ * Test Classes.
+ */
+package org.bukkit.configuration;

paper-api/src/test/java/org/bukkit/conversations/package-info.java

@@ -0,0 +1,4 @@
+/**
+ * Test Classes.
+ */
+package org.bukkit.conversations;

paper-api/src/test/java/org/bukkit/entity/memory/package-info.java

@@ -0,0 +1,4 @@
+/**
+ * Test Classes.
+ */
+package org.bukkit.entity.memory;

paper-api/src/test/java/org/bukkit/event/package-info.java

@@ -0,0 +1,4 @@
+/**
+ * Test Classes.
+ */
+package org.bukkit.event;

paper-api/src/test/java/org/bukkit/materials/package-info.java

@@ -0,0 +1,4 @@
+/**
+ * Test Classes.
+ */
+package org.bukkit.materials;

paper-api/src/test/java/org/bukkit/metadata/MetadataValueAdapterTest.java

@@ -65,7 +65,12 @@ public class MetadataValueAdapterTest {
         assertEquals("", simpleValue(null).asString());
     }
 
-    /** Get a fixed value MetadataValue. */
+    /**
+     * Get a fixed value MetadataValue.
+     *
+     * @param value the value to wrap
+     * @return the fixed value
+     */
     private MetadataValue simpleValue(Object value) {
         return new FixedMetadataValue(plugin, value);
     }

paper-api/src/test/java/org/bukkit/metadata/package-info.java

@@ -0,0 +1,4 @@
+/**
+ * Test Classes.
+ */
+package org.bukkit.metadata;

paper-api/src/test/java/org/bukkit/package-info.java

@@ -0,0 +1,4 @@
+/**
+ * Test Classes.
+ */
+package org.bukkit;

paper-api/src/test/java/org/bukkit/plugin/messaging/package-info.java

@@ -0,0 +1,4 @@
+/**
+ * Test Classes.
+ */
+package org.bukkit.plugin.messaging;

paper-api/src/test/java/org/bukkit/plugin/package-info.java

@@ -0,0 +1,4 @@
+/**
+ * Test Classes.
+ */
+package org.bukkit.plugin;

paper-api/src/test/java/org/bukkit/util/io/package-info.java

@@ -0,0 +1,4 @@
+/**
+ * Test Classes.
+ */
+package org.bukkit.util.io;

paper-api/src/test/java/org/bukkit/util/package-info.java

@@ -0,0 +1,4 @@
+/**
+ * Test Classes.
+ */
+package org.bukkit.util;