smaller fixes

- add license
- rename

Author: alramlechner

samples/remotecall/remotecall-client/src/main/java/com/dynatrace/sample/oneagent/sdk/ClientApp.java

@@ -1,7 +1,7 @@
 package com.dynatrace.sample.oneagent.sdk;
 
 /*
- * Copyright 2017 Dynatrace LLC
+ * Copyright 2018 Dynatrace LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -86,16 +86,16 @@ private void run(int port) throws IOException, ClassNotFoundException {
 	}
 
 	private void traceCallToServer(ObjectOutputStream out, int port) throws IOException {
-		OutgoingRemoteCallTracer externalOutgoingRemoteCall = oneAgentSdk.traceOutgoingRemoteCall("myMethod", "myService", "endpoint", ChannelType.IN_PROCESS, "localhost:" + port);
-		externalOutgoingRemoteCall.start();
+		OutgoingRemoteCallTracer outgoingRemoteCall = oneAgentSdk.traceOutgoingRemoteCall("myMethod", "myService", "endpoint", ChannelType.IN_PROCESS, "localhost:" + port);
+		outgoingRemoteCall.start();
 		try {
-			String outgoingTag = externalOutgoingRemoteCall.getDynatraceStringTag();
+			String outgoingTag = outgoingRemoteCall.getDynatraceStringTag();
 			System.out.println("send tag to server: " + outgoingTag);
 			invokeCallToServer(out, outgoingTag);
 		} catch (Exception e) {
-			externalOutgoingRemoteCall.error(e);
+			outgoingRemoteCall.error(e);
 		} finally {
-			externalOutgoingRemoteCall.end();
+			outgoingRemoteCall.end();
 		}
 	}
 

samples/remotecall/remotecall-server/src/main/java/com/dynatrace/sample/oneagent/sdk/ServerApp.java

@@ -1,7 +1,7 @@
 package com.dynatrace.sample.oneagent.sdk;
 
 /*
- * Copyright 2017 Dynatrace LLC
+ * Copyright 2018 Dynatrace LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -101,22 +101,22 @@ private void run(int port) throws IOException, ClassNotFoundException {
 	}
 
 	private void traceClientRequest(Object receivedTag) {
-		IncomingRemoteCallTracer externalIncomingRemoteCall = oneAgentSdk.traceIncomingRemoteCall("myMethod", "myService", "endpoint");
+		IncomingRemoteCallTracer incomingRemoteCall = oneAgentSdk.traceIncomingRemoteCall("myMethod", "myService", "endpoint");
 		if (receivedTag instanceof String) {
-			externalIncomingRemoteCall.setDynatraceStringTag((String) receivedTag);
+			incomingRemoteCall.setDynatraceStringTag((String) receivedTag);
 		} else if (receivedTag instanceof byte[]) {
-			externalIncomingRemoteCall.setDynatraceByteTag((byte[]) receivedTag);
+			incomingRemoteCall.setDynatraceByteTag((byte[]) receivedTag);
 		} else {
 			System.err.println("invalid tag received: " + receivedTag.getClass().toString());
 		}
 
-		externalIncomingRemoteCall.start();
+		incomingRemoteCall.start();
 		try {
 			handleClientRequest();
 		} catch (Exception e) {
-			externalIncomingRemoteCall.error(e);
+			incomingRemoteCall.error(e);
 		} finally {
-			externalIncomingRemoteCall.end();
+			incomingRemoteCall.end();
 		}
 
 	}

samples/remotecall/remotecall-server/src/main/java/com/dynatrace/sample/oneagent/sdk/StdErrLoggingCallback.java

@@ -1,5 +1,21 @@
 package com.dynatrace.sample.oneagent.sdk;
 
+/*
+ * Copyright 2018 Dynatrace LLC
+ *
+ * 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
+ *
+ *     http://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.
+ */
+
 import com.dynatrace.oneagent.sdk.api.LoggingCallback;
 
 /**