[LIB-9] Separate chesshog-hedgefish module

[chesshog.git] / chesshog-hedgefish / src / main / java / org / hedgecode / chess / hedgefish / HedgefishTransmitter.java

diff --git a/chesshog-hedgefish/src/main/java/org/hedgecode/chess/hedgefish/HedgefishTransmitter.java b/chesshog-hedgefish/src/main/java/org/hedgecode/chess/hedgefish/HedgefishTransmitter.java
new file mode 100644 (file)
index 0000000..9bda062
--- /dev/null
+++ b/chesshog-hedgefish/src/main/java/org/hedgecode/chess/hedgefish/HedgefishTransmitter.java
@@ -0,0 +1,70 @@
+/*
+ * 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.hedgefish;
+
+import java.util.LinkedList;
+import java.util.Queue;
+
+import org.hedgecode.chess.uci.Transmitter;
+
+/**
+ *
+ *
+ * @author Dmitry Samoshin aka gotty
+ */
+public class HedgefishTransmitter implements Transmitter<HedgefishCommand> {
+
+    private Queue<HedgefishCommand> queue;
+    private boolean isActive;
+
+    HedgefishTransmitter() {
+        queue = new LinkedList<>();
+        isActive = true;
+    }
+
+    @Override
+    public boolean isActive() {
+        return isActive && queue.isEmpty();
+    }
+
+    @Override
+    public boolean hasCommand() {
+        return !queue.isEmpty();
+    }
+
+    @Override
+    public HedgefishCommand transmitCommand() {
+        return queue.poll();
+    }
+
+    @Override
+    public void addCommand(HedgefishCommand command) {
+        if (isActive)
+            queue.add(command);
+    }
+
+    @Override
+    public void stop() {
+        isActive = false;
+    }
+
+    @Override
+    public void close() {
+        queue.clear();
+    }
+
+}