OZG-1513 OZG-2594 fix NPE on bodyObject mapping

goofy-server/src/main/java/de/itvsh/goofy/common/command/CommandRemoteService.java

 package de.itvsh.goofy.common.command;
 
 import java.util.Map;
+import java.util.Map.Entry;
+import java.util.Objects;
 import java.util.Optional;
 import java.util.stream.Collectors;
 import java.util.stream.Stream;
@@ -66,7 +68,13 @@ public class CommandRemoteService {
 	}
 
 	Map<String, Object> getBodyAsMap(CommandBody commandBody) {
-		return new BeanMap(commandBody).entrySet().stream().collect(Collectors.toMap(entry -> entry.getKey().toString(), entry -> entry.getValue()));
+		return new BeanMap(commandBody).entrySet().stream()
+				.filter(this::isValidEntry)
+				.collect(Collectors.toMap(entry -> entry.getKey().toString(), Entry::getValue));
+	}
+
+	boolean isValidEntry(Entry<Object, Object> entry) {
+		return Objects.nonNull(entry.getKey()) && Objects.nonNull(entry.getValue());
 	}
 
 	GrpcCreateCommandRequest buildCreateAttachedItemCommandRequest(CreateCommand command, String itemName) {

goofy-server/src/test/java/de/itvsh/goofy/common/command/CommandRemoteServiceTest.java

@@ -4,7 +4,9 @@ import static org.mockito.ArgumentMatchers.*;
 import static org.mockito.Mockito.*;
 
 import java.util.Collections;
+import java.util.HashMap;
 import java.util.Map;
+import java.util.Map.Entry;
 import java.util.Optional;
 import java.util.Set;
 import java.util.stream.Collectors;
@@ -209,6 +211,39 @@ class CommandRemoteServiceTest {
 
 				assertThat(bodyMap).containsEntry("postfachId", PostfachMailTestFactory.POSTFACH_ID);
 			}
+
+			@DisplayName("is valid entry")
+			@Nested
+			class TestIsValidEntry {
+
+				@Test
+				void shouldReturnFalseOnNullKey() {
+					var isValidEntry = service.isValidEntry(createEntry(null, "huhu"));
+
+					assertThat(isValidEntry).isFalse();
+				}
+
+				@Test
+				void shouldReturnFalseOnNullValue() {
+					var isValidEntry = service.isValidEntry(createEntry("huhu", null));
+
+					assertThat(isValidEntry).isFalse();
+				}
+
+				@Test
+				void shouldReturnFaoseOnValidEntry() {
+					var isValidEntry = service.isValidEntry(createEntry("huhu", "huhu"));
+
+					assertThat(isValidEntry).isTrue();
+				}
+
+				private Entry<Object, Object> createEntry(Object key, Object value) {
+					var map = new HashMap<Object, Object>();
+					map.put(key, value);
+
+					return (Entry<Object, Object>) map.entrySet().toArray()[0];
+				}
+			}
 		}
 	}