diff options
| author | Benjamin Culkin <scorpress@gmail.com> | 2024-05-27 11:38:33 -0400 |
|---|---|---|
| committer | Benjamin Culkin <scorpress@gmail.com> | 2024-05-27 11:38:33 -0400 |
| commit | 7c279747beb43c7e88633a6228a155a30e6834f7 (patch) | |
| tree | 511176048944fa7332dc1a163a6148c46e7c61b3 /israfil-foundation-concurrent/src/main/java/net/israfil/foundation/concurrent/producers/ReaderStringProducer.java | |
Initial import
Diffstat (limited to 'israfil-foundation-concurrent/src/main/java/net/israfil/foundation/concurrent/producers/ReaderStringProducer.java')
| -rw-r--r-- | israfil-foundation-concurrent/src/main/java/net/israfil/foundation/concurrent/producers/ReaderStringProducer.java | 79 |
1 files changed, 79 insertions, 0 deletions
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 <a href="cgruber@israfil.net">Christian Edward Gruber</a>
+ */
+public class ReaderStringProducer implements ConcurrentProducer<String> {
+ 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()");
+ }
+
+
+
+ }
+
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