Jdpd Version 1.1.1.0

JdpdVersionHistory.txt

@@ -1,6 +1,6 @@
 /**
  * Jdpd - Molecular Fragment Dissipative Particle Dynamics (DPD) Simulation
- * Copyright (C) 2018  Achim Zielesny (achim.zielesny@googlemail.com)
+ * Copyright (C) 2019  Achim Zielesny (achim.zielesny@googlemail.com)
  * 
  * Source code is available at <https://github.com/zielesny/Jdpd>  
  * 
@@ -18,6 +18,33 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+--------------------------------------------------------------------------------
+Jdpd 1.1.1.0 (Jdpd.jar)
+--------------------------------------------------------------------------------
+for Java 8 or higher
+
+Dependencies:
+  - commons-rng-client-api-1.1.jar
+    commons-rng-core-1.1.jar
+    commons-rng-sampling-1.1.jar
+    commons-rng-simple-1.1.jar
+      Apache Commons RNG 1.1 (http://commons.apache.org/proper/commons-rng/)
+      Version 1.1
+  - Pcg32.java
+      PCG pseudorandom generator implementation for Java 
+      (https://github.com/alexeyr/pcg-java)
+      Version 0.9.1
+
+Unit tests: 
+  - Package src.de.gnwi.jdpd.tests
+
+Simulation input file description:  
+  - File Input.txt in package src.de.gnwi.jdpd.tests.test_Water_GWMVV              
+--------------------------------------------------------------------------------
+- Improvements:
+  - ParticlePositionsWriteTask now explicitly releases memory.  
+
+
 --------------------------------------------------------------------------------
 Jdpd 1.1.0.0 (Jdpd.jar)
 --------------------------------------------------------------------------------

src/de/gnwi/jdpd/samples/FileOutput.java

@@ -70,11 +70,6 @@ private class ParticlePositionsWriteTask implements Runnable {
          */
         private final String particlePositionsFilePathname;
 
-        /**
-         * Particle positions
-         */
-        private final ParticlePosition[] particlePositions;
-
         /**
          * Queue with particle positions file pathnames
          */
@@ -91,6 +86,11 @@ private class ParticlePositionsWriteTask implements Runnable {
          * Number of after-decimal-separator digits for particle positions (unrestricted if smaller of equal to 0)
          */
         private final int numberOfAfterDecimalDigitsForParticlePositions;
+
+        /**
+         * Particle positions
+         */
+        private ParticlePosition[] particlePositions;
         // </editor-fold>
         //
         // <editor-fold defaultstate="collapsed" desc="Constructor">
@@ -142,6 +142,8 @@ public void run() {
             }
             // Add this.particlePositionsFilePathname to this.particlePositionsFilePathnameQueue if available
             this.particlePositionsFilePathnameQueue.add(this.particlePositionsFilePathname);
+            // Release memory
+            this.releaseMemory();
         }
         // </editor-fold>
         //
@@ -232,6 +234,13 @@ private DecimalFormat getDecimalFormatter(int aNumberOfAfterDecimalSeparatorDigi
                 return null;
             }
         }
+
+        /**
+         * Releases memory
+         */
+        private void releaseMemory() {
+            this.particlePositions = null;
+        }
         // </editor-fold>
 
     }