Configuration mapper

mapper/pom.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <parent>
+        <groupId>io.smallrye.config</groupId>
+        <artifactId>smallrye-config-parent</artifactId>
+        <version>1.7.1-SNAPSHOT</version>
+    </parent>
+
+    <artifactId>smallrye-config-mapper</artifactId>
+
+    <name>SmallRye: Configuration Mapper</name>
+    <description>A configuration-to-object mapping utility</description>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.ow2.asm</groupId>
+            <artifactId>asm</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>io.smallrye.config</groupId>
+            <artifactId>smallrye-config</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>io.smallrye.common</groupId>
+            <artifactId>smallrye-common-constraint</artifactId>
+        </dependency>
+        <dependency>
+          <groupId>junit</groupId>
+          <artifactId>junit</artifactId>
+          <scope>test</scope>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <artifactId>maven-surefire-plugin</artifactId>
+                <configuration>
+                    <trimStackTrace>false</trimStackTrace>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+</project>

mapper/src/main/java/io/smallrye/config/mapper/CompareWith.java

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+package io.smallrye.config.mapper;
+
+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;
+import java.util.Comparator;
+
+/**
+ * Specify the comparator to use to compare the annotated type for range.
+ */
+@Documented
+@Retention(RetentionPolicy.RUNTIME)
+@Target(ElementType.TYPE_USE)
+public @interface CompareWith {
+    /**
+     * The comparator class to use.
+     *
+     * @return the comparator class
+     */
+    Class<? extends Comparator<?>> value();
+}