Fixed bug 468305: [common navigator] 'Non-Java projects' and 'Non-Java elements' filters hide Java projects in Project Explorer
diff --git a/org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/filters/NonJavaElementFilter.java b/org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/filters/NonJavaElementFilter.java
index 385a826..bb429e3 100644
--- a/org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/filters/NonJavaElementFilter.java
+++ b/org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/filters/NonJavaElementFilter.java
@@ -1,5 +1,5 @@
/*******************************************************************************
- * Copyright (c) 2000, 2011 IBM Corporation and others.
+ * Copyright (c) 2000, 2015 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
@@ -10,6 +10,8 @@
*******************************************************************************/
package org.eclipse.jdt.internal.ui.filters;
+import org.eclipse.core.runtime.CoreException;
+
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.IStorage;
@@ -18,6 +20,7 @@
import org.eclipse.jface.viewers.ViewerFilter;
import org.eclipse.jdt.core.IJavaElement;
+import org.eclipse.jdt.core.JavaCore;
/**
@@ -33,6 +36,15 @@
if (element instanceof IJavaElement)
return true;
+ if (element instanceof IProject) {
+ IProject project= (IProject) element;
+ try {
+ return project.hasNature(JavaCore.NATURE_ID);
+ } catch (CoreException e) {
+ return true;
+ }
+ }
+
if (element instanceof IResource) {
IProject project= ((IResource)element).getProject();
return project == null || !project.isOpen();
diff --git a/org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/filters/NonJavaProjectsFilter.java b/org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/filters/NonJavaProjectsFilter.java
index 707e2fc..1aa46b2 100644
--- a/org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/filters/NonJavaProjectsFilter.java
+++ b/org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/filters/NonJavaProjectsFilter.java
@@ -1,5 +1,5 @@
/*******************************************************************************
- * Copyright (c) 2000, 2011 IBM Corporation and others.
+ * Copyright (c) 2000, 2015 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
@@ -11,12 +11,15 @@
package org.eclipse.jdt.internal.ui.filters;
+import org.eclipse.core.runtime.CoreException;
+
import org.eclipse.core.resources.IProject;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jface.viewers.ViewerFilter;
import org.eclipse.jdt.core.IJavaProject;
+import org.eclipse.jdt.core.JavaCore;
/**
* Filters non-java projects
@@ -30,8 +33,15 @@
public boolean select(Viewer viewer, Object parent, Object element) {
if (element instanceof IJavaProject)
return true;
- else if (element instanceof IProject)
- return !((IProject)element).isOpen();
+
+ if (element instanceof IProject) {
+ IProject project= (IProject) element;
+ try {
+ return project.hasNature(JavaCore.NATURE_ID);
+ } catch (CoreException e) {
+ return true;
+ }
+ }
return true;
}