From 7c279747beb43c7e88633a6228a155a30e6834f7 Mon Sep 17 00:00:00 2001 From: Benjamin Culkin Date: Mon, 27 May 2024 11:38:33 -0400 Subject: Initial import --- .../concurrent/producers/ReaderStringProducer.java | 79 ++++++++++++++++++++++ 1 file changed, 79 insertions(+) create mode 100644 israfil-foundation-concurrent/src/main/java/net/israfil/foundation/concurrent/producers/ReaderStringProducer.java (limited to 'israfil-foundation-concurrent/src/main/java/net/israfil/foundation/concurrent/producers/ReaderStringProducer.java') diff --git a/israfil-foundation-concurrent/src/main/java/net/israfil/foundation/concurrent/producers/ReaderStringProducer.java b/israfil-foundation-concurrent/src/main/java/net/israfil/foundation/concurrent/producers/ReaderStringProducer.java new file mode 100644 index 0000000..f232b00 --- /dev/null +++ b/israfil-foundation-concurrent/src/main/java/net/israfil/foundation/concurrent/producers/ReaderStringProducer.java @@ -0,0 +1,79 @@ +/* + * Copyright (c) 2006 Israfil Consulting Services Corporation + * Copyright (c) 2006 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: Dynamic.java 14 2006-01-27 23:50:37Z cgruber $ + */ +package net.israfil.foundation.concurrent.producers; + +import java.io.IOException; +import java.io.Reader; +import java.nio.CharBuffer; +import java.util.concurrent.TimeUnit; + +import net.israfil.foundation.concurrent.ConcurrentProducer; + +/** + * A provider that reads an input stream and creates strings out of lines + * of text. + * + * @author Christian Edward Gruber + */ +public class ReaderStringProducer implements ConcurrentProducer { + Reader reader = null; + public ReaderStringProducer(Reader reader) { + this.reader = reader; + } + public String produce() { + CharBuffer cb = CharBuffer.allocate(1024); + int count = 0; + try { + int val = reader.read(); + while (val != -1) { + cb.append( (char)val ); + count++; + if ((char)val == '\n') break; + val = reader.read(); + } + if (count == 0 && val == -1) return null; + } catch (IOException e) { return null; } + char[] finalarray = new char[count]; + cb.position(0); + cb.get(finalarray); + return new String(finalarray); + } + public String produce(long timeout, TimeUnit unit) throws InterruptedException { + throw new UnsupportedOperationException("Timeouts not supported. Use produce()"); + } + + + + } + \ No newline at end of file -- cgit v1.2.3