BAEL-995: resolved merge issues (eugenp#2255)

Author: aliraza995

libraries/pom.xml

@@ -331,6 +331,11 @@
             <artifactId>datanucleus-xml</artifactId>
             <version>5.0.0-release</version>
         </dependency>
+        <dependency>
+            <groupId>net.openhft</groupId>
+            <artifactId>chronicle</artifactId>
+            <version>3.6.4</version>
+        </dependency>
         <dependency>
             <groupId>org.springframework</groupId>
             <artifactId>spring-web</artifactId>

libraries/src/main/java/com/baeldung/chronicle/queue/ChronicleQueue.java

@@ -0,0 +1,23 @@
+package com.baeldung.chronicle.queue;
+
+import java.io.IOException;
+
+import net.openhft.chronicle.Chronicle;
+import net.openhft.chronicle.ExcerptAppender;
+
+public class ChronicleQueue {
+
+    public static void writeToQueue(
+      Chronicle chronicle, String stringValue, int intValue, long longValue, double doubleValue) 
+        throws IOException {
+        ExcerptAppender appender = chronicle.createAppender();
+        appender.startExcerpt();
+        appender.writeUTF(stringValue);
+        appender.writeInt(intValue);
+        appender.writeLong(longValue);
+        appender.writeDouble(doubleValue);
+        appender.finish();
+        appender.close();
+    }
+
+}

libraries/src/test/java/com/baeldung/chronicle/queue/ChronicleQueueTest.java

@@ -0,0 +1,43 @@
+package com.baeldung.chronicle.queue;
+
+import static org.junit.Assert.assertEquals;
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.file.Files;
+
+import org.junit.Test;
+
+import net.openhft.chronicle.Chronicle;
+import net.openhft.chronicle.ChronicleQueueBuilder;
+import net.openhft.chronicle.ExcerptTailer;
+import net.openhft.chronicle.tools.ChronicleTools;
+
+public class ChronicleQueueTest {
+    
+    @Test
+    public void givenSetOfValues_whenWriteToQueue_thenWriteSuccesfully() throws IOException {
+        File queueDir = Files.createTempDirectory("chronicle-queue").toFile();
+        ChronicleTools.deleteOnExit(queueDir.getPath());
+        
+        Chronicle chronicle = ChronicleQueueBuilder.indexed(queueDir).build();
+        String stringVal = "Hello World";
+        int intVal = 101;
+        long longVal = System.currentTimeMillis();
+        double doubleVal = 90.00192091d;
+
+        ChronicleQueue.writeToQueue(chronicle, stringVal, intVal, longVal, doubleVal);
+
+        ExcerptTailer tailer = chronicle.createTailer();
+        while (tailer.nextIndex()) {
+            assertEquals(stringVal, tailer.readUTF());
+            assertEquals(intVal, tailer.readInt());
+            assertEquals(longVal, tailer.readLong());
+            assertEquals((Double) doubleVal, (Double) tailer.readDouble());
+        }
+        tailer.finish();
+        tailer.close();
+        chronicle.close();        
+    }
+
+}