kmisztal · Jun 13, 2016 · Jun 13, 2016 · Jun 13, 2016
diff --git a/pom.xml b/pom.xml
@@ -71,6 +71,60 @@
             <artifactId>commons-math3</artifactId>
             <version>3.1</version>
         </dependency>
+
+        <!-- sigar API - performance testing -->
+        <dependency>
+            <groupId>org.fusesource</groupId>
+            <artifactId>sigar</artifactId>
+            <version>1.6.4</version>
+        </dependency>
+
+        <!-- javaMelody -->
+        <dependency>
+            <groupId>net.bull.javamelody</groupId>
+            <artifactId>javamelody-core</artifactId>
+            <version>1.59.0</version>
+        </dependency>
+
+        <!-- Jetty -->
+        <dependency>
+            <groupId>org.eclipse.jetty</groupId>
+            <artifactId>jetty-maven-plugin</artifactId>
+            <version>9.3.6.v20151106</version>
+        </dependency>
+
+
+        <!-- jRobin -->
+        <dependency>
+            <groupId>jrobin</groupId>
+            <artifactId>jrobin</artifactId>
+            <version>1.4.0</version>
+        </dependency>
+
+        <!-- Koloboke Lib -->
+        <dependency>
+            <groupId>com.koloboke</groupId>
+            <artifactId>koloboke-compile</artifactId>
+            <version>0.5.1</version>
+            <scope>provided</scope>
+        </dependency>
+        <dependency>
+            <groupId>com.koloboke</groupId>
+            <!-- `jdk6-7` instead of `jdk8` if you use Java 6 or 7 -->
+            <artifactId>koloboke-impl-common-jdk8</artifactId>
+            <version>1.0.0</version>
+        </dependency>
+
+        <!-- http://mvnrepository.com/artifact/com.koloboke/koloboke-api-jdk8 -->
+        <dependency>
+            <groupId>com.koloboke</groupId>
+            <artifactId>koloboke-api-jdk8</artifactId>
+            <version>1.0.0</version>
+        </dependency>
+
+
     </dependencies>
 
+
+
 </project>
diff --git a/sigar-amd64-winnt.dll b/sigar-amd64-winnt.dll
diff --git a/sigar-x86-winnt.dll b/sigar-x86-winnt.dll
diff --git a/sigar-x86-winnt.lib b/sigar-x86-winnt.lib
diff --git a/sigar.jar b/sigar.jar
diff --git a/src/main/java/cec/kolobokeCollections/ExtendedMap.java b/src/main/java/cec/kolobokeCollections/ExtendedMap.java
@@ -0,0 +1,14 @@
+package cec.kolobokeCollections;
+
+import com.koloboke.collect.map.hash.HashObjObjMap;
+import com.koloboke.compile.KolobokeMap;
+
+/**
+ * Created by mateusz on 13.06.2016.
+ */
+@KolobokeMap
+abstract class ExtendedMap<K,V> implements HashObjObjMap<K, V> {
+    static <K,V> ExtendedMap<K,V> withExpectedSize(int expectedSize) {
+        return new KolobokeExtendedMap<K,V>(expectedSize);
+    }
+}
diff --git a/src/main/java/cec/kolobokeCollections/MyMap.java b/src/main/java/cec/kolobokeCollections/MyMap.java
@@ -0,0 +1,17 @@
+package cec.kolobokeCollections;
+
+import com.koloboke.compile.KolobokeMap;
+import com.koloboke.compile.NullKeyAllowed;
+
+import java.util.Map;
+
+/**
+ * Created by mateusz on 13.06.2016.
+ */
+@KolobokeMap
+@NullKeyAllowed
+abstract class MyMap<K, V> implements Map<K, V> {
+    public static <K, V> Map<K, V> withExpectedSize(int expectedSize) {
+        return new KolobokeMyMap<K, V>(expectedSize);
+    }
+}
diff --git a/src/main/java/cec/kolobokeCollections/MySet.java b/src/main/java/cec/kolobokeCollections/MySet.java
@@ -0,0 +1,16 @@
+package cec.kolobokeCollections;
+
+import com.koloboke.compile.KolobokeSet;
+import com.koloboke.compile.NullKeyAllowed;
+
+import java.util.Set;
+
+/**
+ * Created by mateusz on 13.06.2016.
+ */
+@KolobokeSet
+abstract class MySet<E> implements Set<E> {
+    public static <E> Set<E> withExpectedSize(int expectedSize) {
+        return new KolobokeMySet<E>(expectedSize);
+    }
+}
diff --git a/src/main/java/cec/kolobokeCollections/OptimizedMap.java b/src/main/java/cec/kolobokeCollections/OptimizedMap.java
@@ -0,0 +1,20 @@
+package cec.kolobokeCollections;
+
+import com.koloboke.compile.KolobokeMap;
+
+/**
+ * Created by mateusz on 13.06.2016.
+ */
+@KolobokeMap
+public abstract class OptimizedMap<K> {
+
+    static <K> OptimizedMap<K> withExpectedSize(int expectedSize) {
+        return new KolobokeOptimizedMap<K>(expectedSize);
+    }
+
+    abstract void justPut(K key, int value);
+
+    abstract int getInt(K key);
+
+    abstract boolean justRemove(K key);
+}
diff --git a/src/main/java/cec/kolobokeCollections/StringHashDoubleMap.java b/src/main/java/cec/kolobokeCollections/StringHashDoubleMap.java
@@ -0,0 +1,18 @@
+package cec.kolobokeCollections;
+
+import com.koloboke.collect.map.hash.HashObjObjMap;
+import com.koloboke.compile.KolobokeMap;
+import com.koloboke.compile.NullKeyAllowed;
+
+import static javafx.scene.input.KeyCode.H;
+
+/**
+ * Created by Mateusz Reczkowski on 13.06.2016.
+ */
+@KolobokeMap
+@NullKeyAllowed
+abstract class StringHashDoubleMap implements HashObjObjMap<String, ExtendedMap<String,String>> {
+    static StringHashDoubleMap withExpectedSize(int expectedSize) {
+        return new KolobokeStringHashDoubleMap(expectedSize);
+    }
+}
diff --git a/src/main/java/cec/kolobokeCollections/Test.java b/src/main/java/cec/kolobokeCollections/Test.java
@@ -0,0 +1,78 @@
+package cec.kolobokeCollections;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Set;
+
+/**
+ * Created by Mateusz Reczkowski on 12.06.2016.
+ */
+public class Test {
+
+    public static void main(String[] args) {
+        Map<String, String> map = MyMap.withExpectedSize(10);
+        map.put("adam","kowalski");
+        map.put("jan","nowak");
+        map.put(null,"null");
+        System.out.println(map.entrySet());
+
+        Set<String> set = MySet.withExpectedSize(10);
+        set.add("kasia");
+        set.add("mariola");
+        System.out.println(set.toString());
+
+        ExtendedMap<String,String> map2 = ExtendedMap.withExpectedSize(10);
+        map2.ensureCapacity(10000000);
+        map2.put("stas","kozlowski");
+        map2.put("janek","kras");
+        for (int i = 0; i < 1000; i++) {
+            map2.put("tomek"+(char)i,"kwiek"+(char)i);
+        }
+        map2.shrink();
+        System.out.println(map2.entrySet());
+
+        OptimizedMap<String> map3 = OptimizedMap.withExpectedSize(10);
+        map3.justPut("apples", 10);
+        map3.justPut("oranges", 20);
+        map3.justPut("kiwi",30);
+        System.out.println(map3.toString());
+        map3.justRemove("apples");
+        System.out.println(map3.toString());
+
+        StringHashDoubleMap stringHashDoubleMap = StringHashDoubleMap.withExpectedSize(20000);
+        long a = System.nanoTime();
+        for (int i = 0; i < 1000; i++) {
+            stringHashDoubleMap.put("jan"+(char)i,map2);
+        }
+        long b = System.nanoTime();
+        for (int i = 0; i < 1000; i++) {
+            System.out.println(stringHashDoubleMap.get("jan"+(char)i).get("tomek"+(char)i));
+        }
+        long c = b-a;
+        System.out.println("Time elapsed: ");
+        System.out.println((double)c / 1000000000.0);
+
+        OptimizedMap<Integer> zz = OptimizedMap.withExpectedSize(100000);
+        long a2 = System.nanoTime();
+        for (int i = 0; i < 100000; i++) {
+            zz.justPut(i,i);
+        }
+        long b2 = System.nanoTime();
+        long c2 = b2-a2;
+
+        Map<Integer,Integer> zz2 = new HashMap<>();
+        long a3 = System.nanoTime();
+        for (int i = 0; i < 100000; i++) {
+            zz2.put(i,i);
+        }
+        long b3 = System.nanoTime();
+        long c3 = b3-a3;
+
+        System.out.println("Time elapsed for optimized map:");
+        System.out.println((double)c2 / 1000000000.0);
+        System.out.println("Time elapsed for plain map:");
+        System.out.println((double)c3 / 1000000000.0);
+
+
+    }
+}
diff --git a/src/main/java/cec/monitoring/EmbeddedServer.java b/src/main/java/cec/monitoring/EmbeddedServer.java
@@ -0,0 +1,56 @@
+package cec.monitoring;
+
+import java.util.EnumSet;
+import java.util.Map;
+
+import javax.servlet.DispatcherType;
+import javax.servlet.Filter;
+
+import net.bull.javamelody.Parameter;
+import org.eclipse.jetty.server.Handler;
+import org.eclipse.jetty.server.Server;
+import org.eclipse.jetty.server.handler.ContextHandlerCollection;
+import org.eclipse.jetty.server.handler.HandlerCollection;
+import org.eclipse.jetty.server.handler.RequestLogHandler;
+import org.eclipse.jetty.servlet.FilterHolder;
+import org.eclipse.jetty.servlet.ServletContextHandler;
+
+/**
+ * Created by Mateusz Reczkowski on 12.06.2016.
+ */
+public class EmbeddedServer {
+    /**
+     * Start the server with a http port and optional javamelody parameters.
+     * @param port Http port
+     * @param parameters Optional javamelody parameters
+     * @throws Exception e
+     */
+    public static void start(int port, Map<Parameter, String> parameters) throws Exception {
+        // Init jetty
+        final Server server = new Server(port);
+        final ContextHandlerCollection contexts = new ContextHandlerCollection();
+        final ServletContextHandler context = new ServletContextHandler(contexts, "/",
+                ServletContextHandler.SESSIONS);
+
+        final Filter monitoringFilter = new net.bull.javamelody.MonitoringFilter();
+        final FilterHolder filterHolder = new FilterHolder(monitoringFilter);
+        if (parameters != null) {
+            for (final Map.Entry<Parameter, String> entry : parameters.entrySet()) {
+                final net.bull.javamelody.Parameter parameter = entry.getKey();
+                final String value = entry.getValue();
+                filterHolder.setInitParameter(parameter.getCode(), value);
+            }
+        }
+        context.addFilter(filterHolder, "/*",
+                EnumSet.of(DispatcherType.INCLUDE, DispatcherType.REQUEST));
+
+        final RequestLogHandler requestLogHandler = new RequestLogHandler();
+        contexts.addHandler(requestLogHandler);
+
+        final HandlerCollection handlers = new HandlerCollection();
+        handlers.setHandlers(new Handler[] { contexts });
+        server.setHandler(handlers);
+
+        server.start();
+    }
+}
diff --git a/src/main/java/cec/monitoring/Monitor.java b/src/main/java/cec/monitoring/Monitor.java
@@ -0,0 +1,39 @@
+package cec.monitoring;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import net.bull.javamelody.Parameter;
+
+/**
+ * Created by Mateusz Reczkowski on 12.06.2016.
+ */
+public class Monitor {
+
+    public static void runMonitoring(String path, double seconds, int port) throws Exception {
+
+        //enter localhost:8080 with 'admin' login and 'pwd' password to enter statistics
+        final Map<Parameter, String> parameters = new HashMap<>();
+
+        // you can add basic auth:
+        parameters.put(Parameter.AUTHORIZED_USERS, "admin:pwd");
+
+        // you can change the default storage directory:
+        parameters.put(Parameter.STORAGE_DIRECTORY, "" + path);
+
+        // you can enable hotspots sampling with a period of 1 second:
+        parameters.put(Parameter.SAMPLING_SECONDS, "" + seconds);
+
+        // set the path of the reports:
+        parameters.put(Parameter.MONITORING_PATH, "/");
+
+        // start the embedded http server with javamelody
+        EmbeddedServer.start(port, parameters);
+    }
+
+    public static void main(String[] args) throws Exception {
+
+        runMonitoring("C:\\diagrams",1.0,8080);
+
+    }
+}
diff --git a/src/main/java/cec/test/Test.java b/src/main/java/cec/test/Test.java
@@ -43,6 +43,7 @@ public static void main(String[] args) throws IOException {
 //                TypeOption.add("r", 0.5)
 //        );
 
+
         cec.run();
 
         //print the results

diff --git a/src/main/java/cec/usage/Performance.java b/src/main/java/cec/usage/Performance.java
@@ -0,0 +1,115 @@
+package cec.usage;
+
+import java.lang.*;
+
+
+import org.hyperic.sigar.*;
+
+/**
+ * Created by Mateusz Reczkowski on 12.06.2016.
+ */
+public class Performance {
+
+    private static Sigar sigar = new Sigar();
+
+    public static void getInformationsAboutMemory() {
+        System.out.println("**************************************");
+        System.out.println("*** Information about the Memory: ***");
+        System.out.println("**************************************\n");
+
+        Mem mem = null;
+        try {
+            mem = sigar.getMem();
+        } catch (SigarException se) {
+            se.printStackTrace();
+        }
+
+        System.out.println("Actual total free system memory: "
+                + mem.getActualFree() / 1024 / 1024+ " MB");
+        System.out.println("Actual total used system memory: "
+                + mem.getActualUsed() / 1024 / 1024 + " MB");
+        System.out.println("Total free system memory ......: " + mem.getFree()
+                / 1024 / 1024+ " MB");
+        System.out.println("System Random Access Memory....: " + mem.getRam()
+                + " MB");
+        System.out.println("Total system memory............: " + mem.getTotal()
+                / 1024 / 1024+ " MB");
+        System.out.println("Total used system memory.......: " + mem.getUsed()
+                / 1024 / 1024+ " MB");
+
+        System.out.println("\n**************************************\n");
+
+
+    }
+
+    public static void getInformationAboutCPU(){
+        System.out.println("**************************************");
+        System.out.println("*** Information about the CPU: ***");
+        System.out.println("**************************************\n");
+
+        CpuPerc cpu = null;
+        try {
+            cpu = sigar.getCpuPerc();
+        } catch (SigarException se) {
+            se.printStackTrace();
+        }
+
+        System.out.println("Total system cpu idle time: "
+                + cpu.getIdle() + " %");
+        System.out.println("Total system cpu time servicing interrupts: "
+                + cpu.getIrq() + " %");
+        System.out.println("Total system cpu nice time: "
+                + cpu.getNice() + " %");
+        System.out.println("Total system cpu time servicing soft irqs: "
+                + cpu.getSoftIrq() + " %");
+        System.out.println("Total system cpu involuntary wait time: "
+                + cpu.getStolen() + " %");
+        System.out.println("Total system cpu kernel time: "
+                + cpu.getSys() + " %");
+        System.out.println("Total system cpu user time: "
+                + cpu.getUser() + " %");
+        System.out.println("Total system cpu io wait time: "
+                + cpu.getWait() + " %");
+
+
+
+    }
+
+    public static void getInformationsAboutDisk() {
+        System.out.println("**************************************");
+        System.out.println("*** Information about the Disk: ***");
+        System.out.println("**************************************\n");
+
+        DiskUsage usage = null;
+        try {
+            usage = sigar.getDiskUsage("C:");
+        } catch (SigarException se) {
+            se.printStackTrace();
+        }
+
+        System.out.println("Number of physical disk MB read: "
+                + usage.getReadBytes() / 1024 / 1024+ " MB");
+        System.out.println("Number of physical disk reads: "
+                + usage.getReads());
+        System.out.println("Number of physical disk MB written: "
+                + usage.getWriteBytes() / 1024 / 1024+ " MB");
+        System.out.println("Number of physical disk writes: "
+                + usage.getWrites());
+
+
+        System.out.println("\n**************************************\n");
+
+
+    }
+
+    public static void main(String[] args) throws Exception{
+
+        getInformationsAboutMemory();
+        System.out.println();
+        getInformationAboutCPU();
+        System.out.println();
+        getInformationsAboutDisk();
+        System.out.println();
+
+    }
+}