+/*
+ * Copyright (c) 2018. Developed by Hedgecode.
+ *
+ * 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.
+ */
+
+package org.hedgecode.chess.uci;
+
+import java.io.InputStream;
+import java.util.Scanner;
+
+/**
+ *
+ *
+ * @author Dmitry Samoshin aka gotty
+ */
+public class ExternalEngineTransmitter implements Transmitter<String> {
+
+ private Scanner scanner;
+ private boolean isActive;
+
+ ExternalEngineTransmitter(InputStream input) {
+ scanner = new Scanner(input);
+ isActive = true;
+ }
+
+ @Override
+ public boolean isActive() {
+ return isActive;
+ }
+
+ @Override
+ public boolean hasCommand() {
+ return isActive && scanner.hasNextLine();
+ }
+
+ @Override
+ public String transmitCommand() {
+ return scanner.nextLine();
+ }
+
+ @Override
+ public void addCommand(String command) {
+ // not supported for external engine
+ }
+
+ @Override
+ public void stop() {
+ isActive = false;
+ }
+
+ @Override
+ public void close() {
+ scanner.close();
+ }
+
+}