Start structural port from Spring Boot to Undertow

src/main/java/io/kamax/mxisd/config/memory/MemoryIdentityConfig.java

@@ -20,12 +20,9 @@
 
 package io.kamax.mxisd.config.memory;
 
-import org.springframework.stereotype.Component;
-
 import java.util.ArrayList;
 import java.util.List;
 
-@Component
 public class MemoryIdentityConfig {
 
     private String username;

src/main/java/io/kamax/mxisd/config/memory/MemoryStoreConfig.java

@@ -20,17 +20,13 @@
 
 package io.kamax.mxisd.config.memory;
 
-import org.springframework.boot.context.properties.ConfigurationProperties;
-import org.springframework.context.annotation.Configuration;
-
+import java.util.ArrayList;
 import java.util.List;
 
-@Configuration
-@ConfigurationProperties("memory")
 public class MemoryStoreConfig {
 
     private boolean enabled;
-    private List<MemoryIdentityConfig> identities;
+    private List<MemoryIdentityConfig> identities = new ArrayList<>();
 
     public boolean isEnabled() {
         return enabled;
@@ -48,4 +44,8 @@ public class MemoryStoreConfig {
         this.identities = identities;
     }
 
+    public void build() {
+        // no-op
+    }
+
 }

src/main/java/io/kamax/mxisd/config/memory/MemoryThreePid.java

@@ -21,9 +21,7 @@
 package io.kamax.mxisd.config.memory;
 
 import io.kamax.matrix._ThreePid;
-import org.springframework.stereotype.Component;
 
-@Component
 public class MemoryThreePid implements _ThreePid {
 
     private String medium;