From 7c279747beb43c7e88633a6228a155a30e6834f7 Mon Sep 17 00:00:00 2001
From: Benjamin Culkin <scorpress@gmail.com>
Date: Mon, 27 May 2024 11:38:33 -0400
Subject: Initial import

---
 .../israfil/foundation/concurrent/SimplePump.java  | 85 ++++++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100644 israfil-foundation-concurrent/src/main/java/net/israfil/foundation/concurrent/SimplePump.java

(limited to 'israfil-foundation-concurrent/src/main/java/net/israfil/foundation/concurrent/SimplePump.java')

diff --git a/israfil-foundation-concurrent/src/main/java/net/israfil/foundation/concurrent/SimplePump.java b/israfil-foundation-concurrent/src/main/java/net/israfil/foundation/concurrent/SimplePump.java
new file mode 100644
index 0000000..4b9b11a
--- /dev/null
+++ b/israfil-foundation-concurrent/src/main/java/net/israfil/foundation/concurrent/SimplePump.java
@@ -0,0 +1,85 @@
+/*
+ * Copyright (c) 2003 - 2007 Israfil Consulting Services Corporation
+ * Copyright (c) 2003 - 2007 Christian Edward Gruber
+ * All Rights Reserved
+ * 
+ * This software is licensed under the Berkeley Standard Distribution license,
+ * (BSD license), as defined below:
+ * 
+ * Redistribution and use in source and binary forms, with or without 
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice, this 
+ *    list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice, 
+ *    this list of conditions and the following disclaimer in the documentation 
+ *    and/or other materials provided with the distribution.
+ * 3. Neither the name of Israfil Consulting Services nor the names of its contributors 
+ *    may be used to endorse or promote products derived from this software without 
+ *    specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 
+ * IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 
+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, 
+ * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 
+ * OF SUCH DAMAGE.
+ * 
+ * $Id: SimplePump.java 367 2007-01-22 23:02:28Z cgruber $
+ */
+package net.israfil.foundation.concurrent;
+
+import java.util.concurrent.TimeUnit;
+
+/**
+ * A worker that repeats and draws items from a producer and feeds it to a consumer
+ *
+ * @author <a href="mailto:cgruber@israfil.net">Christian Edward Gruber</a>
+ */
+public class SimplePump<T> extends AbstractPump<T> {
+	
+	protected ConcurrentProducer<T> producer;
+	protected ConcurrentConsumer<T> consumer;
+	
+	public SimplePump() {}
+			
+	public SimplePump(String name, ConcurrentProducer<T> producer, ConcurrentConsumer<T> consumer, 
+				long timeout, TimeUnit timeoutUnit) {
+		super(name,timeout,timeoutUnit);
+		setProducer(producer);
+		setConsumer(consumer);
+	}
+	
+	@Override
+	protected void validate() {
+		super.validate();
+		if (getConsumer() == null)
+			throw new IllegalStateException("consumer cannot be null.");
+		if (getProducer() == null )
+			throw new IllegalStateException("producer cannot be null.");
+	}
+
+	@Override
+	public boolean continueProcessing() { return isRunning(); }
+
+	@Override
+	public long iterationDelay() { return 0; }
+
+	public ConcurrentProducer<T> getProducer() { return producer; }
+	
+	public void setProducer(ConcurrentProducer<T> producer) { this.producer = producer; }
+	
+	public ConcurrentConsumer<T> getConsumer() { return consumer; }
+	
+	public void setConsumer(ConcurrentConsumer<T> consumer) { this.consumer = consumer; }
+
+	@Override
+	protected void process() throws InterruptedException {
+		consumer.consume(producer.produce());
+	}
+	
+}
-- 
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