Replaced calls to system class loader with calls to parent class loader. Calls to system class loader

git-svn-id: https://www.prismmodelchecker.org/svn/prism/prism/trunk@3039 bbc10eb1-c90d-0410-af57-cb519fbb1720

prism/src/prism/SBML2Prism.java

@@ -147,7 +147,7 @@ public class SBML2Prism implements EntityResolver
 		if (systemId.endsWith("dtd"))
 		{
 			// get appropriate dtd from classpath
-			InputStream inputStream = ClassLoader.getSystemResourceAsStream("dtds/sbml.dtd");
+			InputStream inputStream = this.getClass().getResourceAsStream("dtds/sbml.dtd");
 			if (inputStream != null) inputSource = new InputSource(inputStream);
 		}
 		

prism/src/simulator/networking/SimulatorNetworkHandler.java

@@ -673,7 +673,7 @@ public class SimulatorNetworkHandler extends Observable implements EntityResolve
 		if (systemId.endsWith("dtd"))
 		{
 			// get appropriate dtd from classpath
-			InputStream inputStream = ClassLoader.getSystemResourceAsStream("dtds/prismnetwork.dtd");
+			InputStream inputStream = SimulatorNetworkHandler.class.getClassLoader().getResourceAsStream("dtds/prismnetwork.dtd");
 			if (inputStream != null) inputSource = new InputSource(inputStream);
 		}
 		

prism/src/userinterface/GUIPrism.java

@@ -470,7 +470,7 @@ public class GUIPrism extends JFrame
      */
     public static ImageIcon getIconFromImage(String file)
     {
-        URL url = ClassLoader.getSystemResource("images/" + file);
+        URL url = GUIPrism.class.getClassLoader().getResource("images/" + file);
         if (url == null)
         {
             System.out.println("Warning: Failed to load icon file \"" + file + "\"");

prism/src/userinterface/GUIPrismSplash.java

@@ -44,7 +44,7 @@ public class GUIPrismSplash extends Frame
 	{
 		mt = new MediaTracker(this);
 		
-		URL imageURL = ClassLoader.getSystemResource(filename);
+		URL imageURL = GUIPrismSplash.class.getClassLoader().getResource(filename);
 		if (imageURL == null) 
 		{
 			System.out.println("Warning: Failed to load icon file \"" + filename + "\"");

prism/src/userinterface/graph/Graph.java

@@ -861,8 +861,7 @@ public class Graph extends ChartPanel implements SettingOwner, EntityResolver, O
 		// override the resolve method for the dtd
 		if (systemId.endsWith("dtd")) {
 			// get appropriate dtd from classpath
-			InputStream inputStream = ClassLoader
-					.getSystemResourceAsStream("dtds/chartformat.dtd");
+			InputStream inputStream = Graph.class.getClassLoader().getResourceAsStream("dtds/chartformat.dtd");
 			if (inputStream != null)
 				inputSource = new InputSource(inputStream);
 		}

prism/src/userinterface/model/computation/LoadGraphicModelThread.java

@@ -658,7 +658,7 @@ public class LoadGraphicModelThread extends Thread implements EntityResolver
 		// override the resolve method for the dtd
 		if (systemId.endsWith("dtd")) {
 			// get appropriate dtd from classpath
-			InputStream inputStream = ClassLoader.getSystemResourceAsStream("dtds/gmo.dtd");
+			InputStream inputStream = LoadGraphicModelThread.class.getClassLoader().getResourceAsStream("dtds/gmo.dtd");
 			if (inputStream != null) inputSource = new InputSource(inputStream);
 		}