Avoids NPE in case OriginLookup.getOrigin() returns null.

fixes gh-1572

spring-cloud-config-server/src/main/java/org/springframework/cloud/config/server/environment/PassthruEnvironmentRepository.java

@@ -63,15 +63,15 @@ public class PassthruEnvironmentRepository implements EnvironmentRepository {
 	}
 
 	@Override
-	public Environment findOne(String application, String env, String label) {
-		return findOne(application, env, label, false);
+	public Environment findOne(String application, String profile, String label) {
+		return findOne(application, profile, label, false);
 	}
 
 	@Override
-	public Environment findOne(String application, String env, String label,
+	public Environment findOne(String application, String profile, String label,
 			boolean includeOrigin) {
 		Environment result = new Environment(application,
-				StringUtils.commaDelimitedListToStringArray(env), label, null, null);
+				StringUtils.commaDelimitedListToStringArray(profile), label, null, null);
 		for (org.springframework.core.env.PropertySource<?> source : this.environment
 				.getPropertySources()) {
 			String name = source.getName();
@@ -92,6 +92,10 @@ public class PassthruEnvironmentRepository implements EnvironmentRepository {
 			OriginLookup<String> originLookup = (OriginLookup<String>) source;
 			for (Object key : input.keySet()) {
 				Origin origin = originLookup.getOrigin(key.toString());
+				if (origin == null) {
+					map.put(key, source.getProperty(key.toString()));
+					continue;
+				}
 				String originDesc;
 				if (origin instanceof TextResourceOrigin) {
 					TextResourceOrigin tro = (TextResourceOrigin) origin;

spring-cloud-config-server/src/test/java/org/springframework/cloud/config/server/environment/PassthruEnvironmentRepositoryTests.java

@@ -0,0 +1,59 @@
+/*
+ * Copyright 2018-2019 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.cloud.config.server.environment;
+
+import java.util.Collections;
+import java.util.List;
+import java.util.Map;
+
+import org.junit.Test;
+
+import org.springframework.boot.env.OriginTrackedMapPropertySource;
+import org.springframework.cloud.config.environment.Environment;
+import org.springframework.cloud.config.environment.PropertySource;
+import org.springframework.mock.env.MockEnvironment;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+public class PassthruEnvironmentRepositoryTests {
+
+	@Test
+	public void originTrackedPropertySourceWithoutOriginWorks() {
+		MockEnvironment mockEnvironment = new MockEnvironment();
+		mockEnvironment.setProperty("normalKey", "normalValue");
+		mockEnvironment.getPropertySources()
+				.addFirst(new OriginTrackedMapPropertySource("myorigintrackedsource",
+						Collections.singletonMap("keyNoOrigin", "valueNoOrigin")));
+		PassthruEnvironmentRepository repository = new PassthruEnvironmentRepository(
+				mockEnvironment);
+		Environment environment = repository.findOne("testapp", "default", "master",
+				true);
+		assertThat(environment).isNotNull();
+		List<PropertySource> propertySources = environment.getPropertySources();
+		assertThat(propertySources).hasSize(2);
+		for (PropertySource propertySource : propertySources) {
+			Map source = propertySource.getSource();
+			if (propertySource.getName().equals("myorigintrackedsource")) {
+				assertThat(source).containsEntry("keyNoOrigin", "valueNoOrigin");
+			}
+			else if (propertySource.getName().equals("mockProperties")) {
+				assertThat(source).containsEntry("normalKey", "normalValue");
+			}
+		}
+	}
+
+}