1 files changed, 44 insertions, 0 deletions
diff --git a/src/main/java/com/jsyn/unitgen/SequentialDataWriter.java b/src/main/java/com/jsyn/unitgen/SequentialDataWriter.java
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+/*
+ * Copyright 2009 Phil Burk, Mobileer Inc
+ *
+ * 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 com.jsyn.unitgen;
+
+import com.jsyn.ports.UnitDataQueuePort;
+import com.jsyn.ports.UnitInputPort;
+
+/**
+ * Base class for writing to a sample.
+ *
+ * Note that you must call start() on subclasses of this unit because it does not have an output for pulling data.
+ *
+ * @author Phil Burk (C) 2009 Mobileer Inc
+ */
+public abstract class SequentialDataWriter extends UnitGenerator {
+    public UnitDataQueuePort dataQueue;
+    public UnitInputPort input;
+
+    public SequentialDataWriter() {
+        addPort(dataQueue = new UnitDataQueuePort("Data"));
+    }
+
+    /**
+     * This unit won't do anything unless you start() it.
+     */
+    @Override
+    public boolean isStartRequired() {
+        return true;
+    }
+}