https://bugs.eclipse.org/bugs/show_bug.cgi?id=488221

Only search for WIDs in src/main/resources/META-INF and icons in
src/main/resources/icons
diff --git a/plugins/org.eclipse.bpmn2.modeler.runtime.jboss.jbpm/src/org/eclipse/bpmn2/modeler/runtime/jboss/jbpm5/wid/WIDLoader.java b/plugins/org.eclipse.bpmn2.modeler.runtime.jboss.jbpm/src/org/eclipse/bpmn2/modeler/runtime/jboss/jbpm5/wid/WIDLoader.java
index cf315ac..852ed76 100644
--- a/plugins/org.eclipse.bpmn2.modeler.runtime.jboss.jbpm/src/org/eclipse/bpmn2/modeler/runtime/jboss/jbpm5/wid/WIDLoader.java
+++ b/plugins/org.eclipse.bpmn2.modeler.runtime.jboss.jbpm/src/org/eclipse/bpmn2/modeler/runtime/jboss/jbpm5/wid/WIDLoader.java
@@ -7,7 +7,6 @@
 import java.nio.charset.StandardCharsets;
 import java.util.Enumeration;
 import java.util.HashMap;
-import java.util.Map.Entry;
 import java.util.jar.JarEntry;
 import java.util.jar.JarFile;
 
@@ -17,6 +16,7 @@
 import org.eclipse.core.resources.IResourceVisitor;
 import org.eclipse.core.runtime.CoreException;
 import org.eclipse.core.runtime.IPath;
+import org.eclipse.core.runtime.Path;
 import org.eclipse.jdt.core.IClasspathEntry;
 import org.eclipse.jdt.core.IJavaProject;
 import org.eclipse.jdt.core.JavaCore;
@@ -35,6 +35,8 @@
 public class WIDLoader {
 
 	private static final int BUFFER_SIZE = 1024;
+	private static final String WID_FOLDER = "/src/main/resources/META-INF";
+	private static final String ICONS_FOLDER = "/src/main/resources/icons";
 	
 	private HashMap<String, WorkItemDefinition> projectWIDs = new HashMap<String, WorkItemDefinition>();
 	private HashMap<String, ImageDescriptor> projectIcons = new HashMap<String, ImageDescriptor>();
@@ -47,9 +49,13 @@
 		public boolean visit (IResource resource) throws CoreException {
 			try {
 				if (resource.getType() == IResource.FILE) {
-					if ("conf".equalsIgnoreCase(((IFile)resource).getFileExtension()) || //$NON-NLS-1$
-							"wid".equalsIgnoreCase(((IFile)resource).getFileExtension())) { //$NON-NLS-1$
-						getProjectFileWIDs((IFile)resource);
+					// only check the folder src/main/resources/META-INF for WID files
+					if ("wid".equalsIgnoreCase(((IFile)resource).getFileExtension())) { //$NON-NLS-1$
+						String folder = resource.getParent().getFullPath().toString();
+						IProject project = resource.getProject();
+						if ((project.getFullPath().toString() + WID_FOLDER).equals(folder)) {
+							getProjectFileWIDs((IFile)resource);
+						}
 						return true;
 					}
 				}
@@ -127,11 +133,9 @@
 	
 	private void getProjectFileIcon(IFile file, String icon) throws CoreException, IOException {
 		IProject project = file.getProject();
-		IFile iconFile = project.getFile(icon);
-		if (!iconFile.exists()) {
-			IPath path = file.getParent().getFullPath().removeFirstSegments(1).append(icon);
-			iconFile = project.getFile(path);
-		}
+		
+		// search for icon file in /src/main/resources/icons
+		IFile iconFile = project.getFile(new Path(ICONS_FOLDER + "/" + icon));
 		
 		InputStream is = null;
 		try {
@@ -163,7 +167,7 @@
 			    JarEntry entry = enumEntries.nextElement();
 			    if (!entry.isDirectory()) {
 				    String name = entry.getName();
-				    if (name.endsWith(".wid") || name.endsWith(".conf")) {
+				    if (name.endsWith(".wid")) {
 				    	is = jar.getInputStream(entry);
 						if (is!=null) {
 							String content = inputStreamToString(is,null);