### Eclipse Workspace Patch 1.0
#P org.eclipse.core.databinding.beans
Index: src/org/eclipse/core/internal/databinding/beans/BeanPropertyHelper.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.core.databinding.beans/src/org/eclipse/core/internal/databinding/beans/BeanPropertyHelper.java,v
retrieving revision 1.5
diff -u -r1.5 BeanPropertyHelper.java
--- src/org/eclipse/core/internal/databinding/beans/BeanPropertyHelper.java	5 Mar 2009 19:12:01 -0000	1.5
+++ src/org/eclipse/core/internal/databinding/beans/BeanPropertyHelper.java	16 Mar 2009 17:51:34 -0000
@@ -209,7 +209,7 @@
 	 * @param propertyName
 	 * @return property descriptor or <code>null</code>
 	 */
-	/* package */public static PropertyDescriptor getValueTypePropertyDescriptor(
+	public static PropertyDescriptor getValueTypePropertyDescriptor(
 			IObservableValue observable, String propertyName) {
 		if (observable.getValueType() != null)
 			return getPropertyDescriptor((Class) observable.getValueType(),
#P org.eclipse.jface.databinding
Index: src/org/eclipse/jface/internal/databinding/viewers/ViewerInputProperty.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.jface.databinding/src/org/eclipse/jface/internal/databinding/viewers/ViewerInputProperty.java,v
retrieving revision 1.3
diff -u -r1.3 ViewerInputProperty.java
--- src/org/eclipse/jface/internal/databinding/viewers/ViewerInputProperty.java	3 Feb 2009 15:20:09 -0000	1.3
+++ src/org/eclipse/jface/internal/databinding/viewers/ViewerInputProperty.java	16 Mar 2009 17:51:36 -0000
@@ -39,13 +39,6 @@
 		return null;
 	}
 
-	protected void doAddListener(Object source, INativePropertyListener listener) {
-	}
-
-	protected void doRemoveListener(Object source,
-			INativePropertyListener listener) {
-	}
-
 	public String toString() {
 		return "Viewer.input"; //$NON-NLS-1$
 	}
Index: src/org/eclipse/jface/databinding/swt/WidgetListProperty.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.jface.databinding/src/org/eclipse/jface/databinding/swt/WidgetListProperty.java,v
retrieving revision 1.2
diff -u -r1.2 WidgetListProperty.java
--- src/org/eclipse/jface/databinding/swt/WidgetListProperty.java	10 Feb 2009 18:53:04 -0000	1.2
+++ src/org/eclipse/jface/databinding/swt/WidgetListProperty.java	16 Mar 2009 17:51:36 -0000
@@ -34,10 +34,7 @@
 public abstract class WidgetListProperty extends SimpleListProperty implements
 		IWidgetListProperty {
 	public IObservableList observe(Object source) {
-		if (source instanceof Widget) {
-			return observe((Widget) source);
-		}
-		return super.observe(source);
+		return observe((Widget) source);
 	}
 
 	public IObservableList observe(Realm realm, Object source) {
Index: src/org/eclipse/jface/databinding/swt/WidgetValueProperty.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.jface.databinding/src/org/eclipse/jface/databinding/swt/WidgetValueProperty.java,v
retrieving revision 1.3
diff -u -r1.3 WidgetValueProperty.java
--- src/org/eclipse/jface/databinding/swt/WidgetValueProperty.java	4 Mar 2009 01:03:58 -0000	1.3
+++ src/org/eclipse/jface/databinding/swt/WidgetValueProperty.java	16 Mar 2009 17:51:36 -0000
@@ -164,10 +164,7 @@
 	}
 
 	public IObservableValue observe(Object source) {
-		if (source instanceof Widget) {
-			return observe((Widget) source);
-		}
-		return super.observe(source);
+		return observe((Widget) source);
 	}
 
 	public IObservableValue observe(Realm realm, Object source) {
#P org.eclipse.core.databinding.property
Index: src/org/eclipse/core/internal/databinding/property/set/SimplePropertyObservableSet.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.core.databinding.property/src/org/eclipse/core/internal/databinding/property/set/SimplePropertyObservableSet.java,v
retrieving revision 1.4
diff -u -r1.4 SimplePropertyObservableSet.java
--- src/org/eclipse/core/internal/databinding/property/set/SimplePropertyObservableSet.java	11 Mar 2009 21:51:48 -0000	1.4
+++ src/org/eclipse/core/internal/databinding/property/set/SimplePropertyObservableSet.java	16 Mar 2009 17:51:37 -0000
@@ -53,11 +53,26 @@
 	 * @param source
 	 * @param property
 	 */
-	public SimplePropertyObservableSet(Realm realm, Object source,
-			SimpleSetProperty property) {
+	public SimplePropertyObservableSet(Realm realm, final Object source,
+			final SimpleSetProperty property) {
 		super(realm);
 		this.source = source;
 		this.property = property;
+
+		Runnable typeCheck = new Runnable() {
+			public void run() {
+				try {
+					property.getSet(source);
+				} catch (RuntimeException e) {
+					dispose();
+					throw e;
+				}
+			}
+		};
+		if (realm.isCurrent())
+			typeCheck.run();
+		else
+			realm.exec(typeCheck);
 	}
 
 	protected void firstListenerAdded() {
Index: src/org/eclipse/core/internal/databinding/property/set/SelfSetProperty.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.core.databinding.property/src/org/eclipse/core/internal/databinding/property/set/SelfSetProperty.java,v
retrieving revision 1.2
diff -u -r1.2 SelfSetProperty.java
--- src/org/eclipse/core/internal/databinding/property/set/SelfSetProperty.java	11 Mar 2009 21:51:48 -0000	1.2
+++ src/org/eclipse/core/internal/databinding/property/set/SelfSetProperty.java	16 Mar 2009 17:51:37 -0000
@@ -49,11 +49,4 @@
 			ISimplePropertyListener listener) {
 		return null; // no listener API
 	}
-
-	protected void doAddListener(Object source, INativePropertyListener listener) {
-	}
-
-	protected void doRemoveListener(Object source,
-			INativePropertyListener listener) {
-	}
 }
\ No newline at end of file
Index: src/org/eclipse/core/internal/databinding/property/value/SelfValueProperty.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.core.databinding.property/src/org/eclipse/core/internal/databinding/property/value/SelfValueProperty.java,v
retrieving revision 1.1
diff -u -r1.1 SelfValueProperty.java
--- src/org/eclipse/core/internal/databinding/property/value/SelfValueProperty.java	6 Feb 2009 23:21:05 -0000	1.1
+++ src/org/eclipse/core/internal/databinding/property/value/SelfValueProperty.java	16 Mar 2009 17:51:37 -0000
@@ -44,11 +44,4 @@
 			ISimplePropertyListener listener) {
 		return null;
 	}
-
-	protected void doAddListener(Object source, INativePropertyListener listener) {
-	}
-
-	protected void doRemoveListener(Object source,
-			INativePropertyListener listener) {
-	}
 }
\ No newline at end of file
Index: src/org/eclipse/core/internal/databinding/property/value/SimplePropertyObservableValue.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.core.databinding.property/src/org/eclipse/core/internal/databinding/property/value/SimplePropertyObservableValue.java,v
retrieving revision 1.4
diff -u -r1.4 SimplePropertyObservableValue.java
--- src/org/eclipse/core/internal/databinding/property/value/SimplePropertyObservableValue.java	4 Mar 2009 22:35:16 -0000	1.4
+++ src/org/eclipse/core/internal/databinding/property/value/SimplePropertyObservableValue.java	16 Mar 2009 17:51:37 -0000
@@ -45,11 +45,26 @@
 	 * @param source
 	 * @param property
 	 */
-	public SimplePropertyObservableValue(Realm realm, Object source,
-			SimpleValueProperty property) {
+	public SimplePropertyObservableValue(Realm realm, final Object source,
+			final SimpleValueProperty property) {
 		super(realm);
 		this.source = source;
 		this.property = property;
+
+		Runnable typeCheck = new Runnable() {
+			public void run() {
+				try {
+					property.getValue(source);
+				} catch (RuntimeException e) {
+					dispose();
+					throw e;
+				}
+			}
+		};
+		if (realm.isCurrent())
+			typeCheck.run();
+		else
+			realm.exec(typeCheck);
 	}
 
 	protected void firstListenerAdded() {
Index: src/org/eclipse/core/internal/databinding/property/list/SimplePropertyObservableList.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.core.databinding.property/src/org/eclipse/core/internal/databinding/property/list/SimplePropertyObservableList.java,v
retrieving revision 1.4
diff -u -r1.4 SimplePropertyObservableList.java
--- src/org/eclipse/core/internal/databinding/property/list/SimplePropertyObservableList.java	11 Mar 2009 21:51:48 -0000	1.4
+++ src/org/eclipse/core/internal/databinding/property/list/SimplePropertyObservableList.java	16 Mar 2009 17:51:37 -0000
@@ -56,11 +56,26 @@
 	 * @param source
 	 * @param property
 	 */
-	public SimplePropertyObservableList(Realm realm, Object source,
-			SimpleListProperty property) {
+	public SimplePropertyObservableList(Realm realm, final Object source,
+			final SimpleListProperty property) {
 		super(realm);
 		this.source = source;
 		this.property = property;
+
+		Runnable typeCheck = new Runnable() {
+			public void run() {
+				try {
+					property.getList(source);
+				} catch (RuntimeException e) {
+					dispose();
+					throw e;
+				}
+			}
+		};
+		if (realm.isCurrent())
+			typeCheck.run();
+		else
+			realm.exec(typeCheck);
 	}
 
 	protected void firstListenerAdded() {
Index: src/org/eclipse/core/internal/databinding/property/list/SelfListProperty.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.core.databinding.property/src/org/eclipse/core/internal/databinding/property/list/SelfListProperty.java,v
retrieving revision 1.2
diff -u -r1.2 SelfListProperty.java
--- src/org/eclipse/core/internal/databinding/property/list/SelfListProperty.java	11 Mar 2009 21:51:48 -0000	1.2
+++ src/org/eclipse/core/internal/databinding/property/list/SelfListProperty.java	16 Mar 2009 17:51:37 -0000
@@ -49,11 +49,4 @@
 			ISimplePropertyListener listener) {
 		return null; // no listener API
 	}
-
-	protected void doAddListener(Object source, INativePropertyListener listener) {
-	}
-
-	protected void doRemoveListener(Object source,
-			INativePropertyListener listener) {
-	}
 }
\ No newline at end of file
Index: src/org/eclipse/core/internal/databinding/property/map/SelfMapProperty.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.core.databinding.property/src/org/eclipse/core/internal/databinding/property/map/SelfMapProperty.java,v
retrieving revision 1.2
diff -u -r1.2 SelfMapProperty.java
--- src/org/eclipse/core/internal/databinding/property/map/SelfMapProperty.java	11 Mar 2009 21:51:48 -0000	1.2
+++ src/org/eclipse/core/internal/databinding/property/map/SelfMapProperty.java	16 Mar 2009 17:51:37 -0000
@@ -56,11 +56,4 @@
 			ISimplePropertyListener listener) {
 		return null; // no listener API
 	}
-
-	protected void doAddListener(Object source, INativePropertyListener listener) {
-	}
-
-	protected void doRemoveListener(Object source,
-			INativePropertyListener listener) {
-	}
 }
\ No newline at end of file
Index: src/org/eclipse/core/internal/databinding/property/map/SimplePropertyObservableMap.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.core.databinding.property/src/org/eclipse/core/internal/databinding/property/map/SimplePropertyObservableMap.java,v
retrieving revision 1.4
diff -u -r1.4 SimplePropertyObservableMap.java
--- src/org/eclipse/core/internal/databinding/property/map/SimplePropertyObservableMap.java	11 Mar 2009 21:51:48 -0000	1.4
+++ src/org/eclipse/core/internal/databinding/property/map/SimplePropertyObservableMap.java	16 Mar 2009 17:51:37 -0000
@@ -56,11 +56,26 @@
 	 * @param source
 	 * @param property
 	 */
-	public SimplePropertyObservableMap(Realm realm, Object source,
-			SimpleMapProperty property) {
+	public SimplePropertyObservableMap(Realm realm, final Object source,
+			final SimpleMapProperty property) {
 		super(realm);
 		this.source = source;
 		this.property = property;
+
+		Runnable typeCheck = new Runnable() {
+			public void run() {
+				try {
+					property.getMap(source);
+				} catch (RuntimeException e) {
+					dispose();
+					throw e;
+				}
+			}
+		};
+		if (realm.isCurrent())
+			typeCheck.run();
+		else
+			realm.exec(typeCheck);
 	}
 
 	public Object getKeyType() {
#P org.eclipse.core.databinding
Index: src/org/eclipse/core/internal/databinding/BindingModelProperty.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.core.databinding/src/org/eclipse/core/internal/databinding/BindingModelProperty.java,v
retrieving revision 1.2
diff -u -r1.2 BindingModelProperty.java
--- src/org/eclipse/core/internal/databinding/BindingModelProperty.java	5 Mar 2009 19:12:09 -0000	1.2
+++ src/org/eclipse/core/internal/databinding/BindingModelProperty.java	16 Mar 2009 17:51:38 -0000
@@ -40,13 +40,6 @@
 		return null;
 	}
 
-	protected void doAddListener(Object source, INativePropertyListener listener) {
-	}
-
-	protected void doRemoveListener(Object source,
-			INativePropertyListener listener) {
-	}
-
 	public String toString() {
 		return "Binding#model <IObservable>"; //$NON-NLS-1$
 	}
Index: src/org/eclipse/core/internal/databinding/BindingTargetProperty.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.core.databinding/src/org/eclipse/core/internal/databinding/BindingTargetProperty.java,v
retrieving revision 1.2
diff -u -r1.2 BindingTargetProperty.java
--- src/org/eclipse/core/internal/databinding/BindingTargetProperty.java	5 Mar 2009 19:12:09 -0000	1.2
+++ src/org/eclipse/core/internal/databinding/BindingTargetProperty.java	16 Mar 2009 17:51:38 -0000
@@ -40,13 +40,6 @@
 		return null;
 	}
 
-	protected void doAddListener(Object source, INativePropertyListener listener) {
-	}
-
-	protected void doRemoveListener(Object source,
-			INativePropertyListener listener) {
-	}
-
 	public String toString() {
 		return "Binding#target <IObservable>"; //$NON-NLS-1$
 	}
Index: src/org/eclipse/core/internal/databinding/ValidationStatusProviderValidationStatusProperty.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.core.databinding/src/org/eclipse/core/internal/databinding/ValidationStatusProviderValidationStatusProperty.java,v
retrieving revision 1.1
diff -u -r1.1 ValidationStatusProviderValidationStatusProperty.java
--- src/org/eclipse/core/internal/databinding/ValidationStatusProviderValidationStatusProperty.java	7 Feb 2009 00:39:25 -0000	1.1
+++ src/org/eclipse/core/internal/databinding/ValidationStatusProviderValidationStatusProperty.java	16 Mar 2009 17:51:38 -0000
@@ -41,13 +41,6 @@
 		return null;
 	}
 
-	protected void doAddListener(Object source, INativePropertyListener listener) {
-	}
-
-	protected void doRemoveListener(Object source,
-			INativePropertyListener listener) {
-	}
-
 	public String toString() {
 		return "ValidationStatusProvider#validationStatus <IObservableValue>"; //$NON-NLS-1$
 	}