Resolving Code Generator issue with Java 9 and later versions.

Author: a-shokri

src/main/java/com/ibm/wala/util/PlatformUtil.java

@@ -0,0 +1,80 @@
+package com.ibm.wala.util;
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.ArrayList;
+import java.util.stream.Collectors;
+
+
+/*
+    Author: Ali Shokri  (as8308@rit.edu)
+    This class is a replacement for com.ibm.wala.util.PlatformUtil to make an adhoc fix on getBootClassPathJars() method
+ */
+
+public class PlatformUtil {
+    public PlatformUtil() {
+    }
+
+    public static boolean onMacOSX() {
+        String osname = System.getProperty("os.name");
+        return osname.toLowerCase().contains("mac");
+    }
+
+    public static boolean onLinux() {
+        String osname = System.getProperty("os.name");
+        return osname.equalsIgnoreCase("linux");
+    }
+
+    public static boolean onWindows() {
+        String osname = System.getProperty("os.name");
+        return osname.toLowerCase().contains("windows");
+    }
+
+    public static boolean onIKVM() {
+        return "IKVM.NET".equals(System.getProperty("java.runtime.name"));
+    }
+
+    public static String[] getBootClassPathJars() {
+        String classpath = null;
+        String javaVersion = System.getProperty("java.specification.version");
+        if (!javaVersion.equals("1.8")) {
+
+            // Ali: Below try-catch is put in an if condition to cover the situation that this method is called in the run-time (e.g. creating class hierarchy at runtime.
+            // jmods folder is not available in the runtime!
+
+            if( Paths.get(System.getProperty("java.home"), "jmods").toFile().exists() ) {
+                try {
+                    classpath = String.join(File.pathSeparator, (Iterable) Files.list(Paths.get(System.getProperty("java.home"), "jmods")).map(Path::toString).collect(Collectors.toList()));
+                } catch (IOException var8) {
+                    throw new IllegalStateException(var8);
+                }
+            }
+            else
+                classpath = System.getProperty("java.class.path");
+
+        } else {
+            classpath = System.getProperty("sun.boot.class.path");
+        }
+
+        if (classpath == null) {
+            throw new IllegalStateException("could not find boot classpath");
+        } else {
+            String[] jars = classpath.split(File.pathSeparator);
+            ArrayList<String> result = new ArrayList();
+            String[] var4 = jars;
+            int var5 = jars.length;
+
+            for(int var6 = 0; var6 < var5; ++var6) {
+                String jar = var4[var6];
+                if ((jar.endsWith(".jar") || jar.endsWith(".jmod")) && (new File(jar)).exists()) {
+                    result.add(jar);
+                }
+            }
+
+            return (String[])result.toArray(new String[0]);
+        }
+    }
+}

src/main/java/edu/rit/se/design/ArCodePlugin/recommendation/DotGraphViewerPanel.java

@@ -63,8 +63,8 @@ public synchronized void setDot(StringBuilder dot) {
             Graphviz graphviz = Graphviz.fromGraph( mutableGraph );
             bufferedImage = graphviz./*width(500).height(1000).*/render(Format.SVG).toImage();
 
-            File imgeOutput = new File( label + ".png" );
-            ImageIO.write( bufferedImage, "png", imgeOutput );
+//            File imgeOutput = new File( label + ".png" );
+//            ImageIO.write( bufferedImage, "png", imgeOutput );
 
 
             int biWidth = bufferedImage.getWidth();
@@ -92,6 +92,7 @@ public synchronized void setDot(StringBuilder dot) {
 //            noPreviewIsAvailable.setVisible(false);
 //            add( new JLabel( new ImageIcon( bufferedImage ) )  );
         } catch (IOException | ParserException | GraphvizException e) {
+            e.printStackTrace();
             noPreviewIsAvailable.setVisible(true);
         }
     }