Static variables/functions in Open Element and Search (bug 193057 and 196414).

12 files changed, 132 insertions, 64 deletions

diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/index/IIndex.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/index/IIndex.java
index 1f41022f51b..a0c635e1be2 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/index/IIndex.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/index/IIndex.java
@@ -250,6 +250,9 @@ public interface IIndex {
 	/**
 	 * Searches for all bindings in global scope with a given name. In case a binding exists in multiple projects, no duplicate bindings are returned.
 	 * This method makes use of the BTree and is faster than the methods using patterns.
+	 * <p>
+	 * To find bindings for file-local (static) variables or functions you need to provide an additional qualifier. It can be obtained by calling
+	 * {@link #getFileLocalScopeQualifier()} or {@link IndexLocationFactory#getFileLocalQualifier(IIndexLocation)}.
 	 * @param names an array of names, which has to be matched by the qualified name of the bindings.
 	 * @param filter a filter that allows for skipping parts of the index 
 	 * @param monitor a monitor to report progress, may be <code>null</code>.
@@ -342,4 +345,11 @@ public interface IIndex {
 	 * @throws CoreException
 	 */
 	public IIndexBinding adaptBinding(IBinding binding);
+	
+	/**
+	 * Returns the additional qualifier with which you can search for static (file-local) functions and
+	 * variables. 
+	 * @see #findBindings(char[][], IndexFilter, IProgressMonitor).
+	 */
+	public String getFileLocalScopeQualifier(IIndexFileLocation loc);
 }
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/index/IIndexBinding.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/index/IIndexBinding.java
index 89da0dc5ad4..b2dd99e6ba4 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/index/IIndexBinding.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/index/IIndexBinding.java
@@ -43,4 +43,11 @@ public interface IIndexBinding extends IBinding {
 	 * in another index.
 	 */
 	boolean isFileLocal() throws CoreException;
+
+	/**
+	 * Returns the qualifier that can be used to search for file local bindings using
+	 * {@link IIndex#findBindings(char[][], IndexFilter, org.eclipse.core.runtime.IProgressMonitor)}. 
+	 * In case the binding is not file-local, <code>null</code> is returned.
+	 */
+	String getFileLocalScopeQualifier() throws CoreException;
 }
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/index/CIndex.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/index/CIndex.java
index 33ce7860361..f6f5c398adb 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/index/CIndex.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/index/CIndex.java
@@ -558,4 +558,32 @@ public class CIndex implements IIndex {
 			fFragments[i].resetCacheCounters();
 		}
 	}
+
+	public String getFileLocalScopeQualifier(IIndexFileLocation loc) {
+		return new String(getFileLocalScopeQualifier(loc.getFullPath()));
+	}
+
+	public static char[] getFileLocalScopeQualifier(String fullPath) {
+		char[] fname= fullPath.toCharArray();
+		int fnamestart= findFileNameStart(fname);
+		StringBuffer buf= new StringBuffer();
+		buf.append('{');
+		buf.append(fname, fnamestart, fname.length-fnamestart);
+		buf.append(':');
+		buf.append(fullPath.hashCode());
+		buf.append('}');
+		fname= buf.toString().toCharArray();
+		return fname;
+	}
+	
+	private static int findFileNameStart(char[] fname) {
+		for (int i= fname.length-2; i>=0; i--) {
+			switch (fname[i]) {
+			case '/':
+			case '\\':
+				return i+1;
+			}
+		}
+		return 0;
+	}
 }
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/index/EmptyCIndex.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/index/EmptyCIndex.java
index cc4d17df512..988e3774ad0 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/index/EmptyCIndex.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/index/EmptyCIndex.java
@@ -121,4 +121,8 @@ final public class EmptyCIndex implements IIndex {
 	public IIndexMacro[] findMacrosForPrefix(char[] prefix, IndexFilter filter, IProgressMonitor monitor) {
 		return IIndexMacro.EMPTY_INDEX_MACRO_ARRAY;
 	}
+
+	public String getFileLocalScopeQualifier(IIndexFileLocation loc) {
+		return new String(CIndex.getFileLocalScopeQualifier(loc.getFullPath()));
+	}
 }
\ No newline at end of file
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/index/composite/CompositeIndexBinding.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/index/composite/CompositeIndexBinding.java
index ed617a2ccd0..f7f4d4fc862 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/index/composite/CompositeIndexBinding.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/index/composite/CompositeIndexBinding.java
@@ -6,9 +6,9 @@
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors:
- * Andrew Ferguson (Symbian) - Initial implementation
- * Markus Schorn (Wind River Systems)
- * Bryan Wilkinson (QNX)
+ *    Andrew Ferguson (Symbian) - Initial implementation
+ *    Markus Schorn (Wind River Systems)
+ *    Bryan Wilkinson (QNX)
  *******************************************************************************/
 package org.eclipse.cdt.internal.core.index.composite;
 
@@ -87,9 +87,13 @@ public abstract class CompositeIndexBinding implements IIndexBinding {
 	}
 	
 	public boolean isFileLocal() throws CoreException {
-		return rbinding instanceof IIndexBinding ? ((IIndexBinding)rbinding).isFileLocal() : true;
+		return rbinding != null ? rbinding.isFileLocal() : false;
 	}
-	
+
+	public String getFileLocalScopeQualifier() throws CoreException {
+		return rbinding != null ? rbinding.getFileLocalScopeQualifier() : null;
+	}
+
 	public boolean equals(Object obj) {
 		if (obj == this)
 			return true;
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/PDOM.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/PDOM.java
index 5138048d8d2..79c9a753488 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/PDOM.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/PDOM.java
@@ -54,12 +54,14 @@ import org.eclipse.cdt.internal.core.pdom.dom.BindingCollector;
 import org.eclipse.cdt.internal.core.pdom.dom.FindBinding;
 import org.eclipse.cdt.internal.core.pdom.dom.IPDOMLinkageFactory;
 import org.eclipse.cdt.internal.core.pdom.dom.MacroCollector;
+import org.eclipse.cdt.internal.core.pdom.dom.NamedNodeCollector;
 import org.eclipse.cdt.internal.core.pdom.dom.PDOMBinding;
 import org.eclipse.cdt.internal.core.pdom.dom.PDOMFile;
 import org.eclipse.cdt.internal.core.pdom.dom.PDOMInclude;
 import org.eclipse.cdt.internal.core.pdom.dom.PDOMLinkage;
 import org.eclipse.cdt.internal.core.pdom.dom.PDOMMacro;
 import org.eclipse.cdt.internal.core.pdom.dom.PDOMName;
+import org.eclipse.cdt.internal.core.pdom.dom.PDOMNamedNode;
 import org.eclipse.cdt.internal.core.pdom.dom.PDOMNode;
 import org.eclipse.core.runtime.CoreException;
 import org.eclipse.core.runtime.IProgressMonitor;
@@ -372,20 +374,20 @@ public class PDOM extends PlatformObject implements IIndexFragment, IPDOM {
 			if (monitor.isCanceled())
 				throw new CoreException(Status.OK_STATUS);
 
-			if (node instanceof PDOMBinding) {
-				PDOMBinding binding = (PDOMBinding)node;
-				String name = binding.getName();
+			if (node instanceof PDOMNamedNode) {
+				PDOMNamedNode nnode = (PDOMNamedNode)node;
+				String name = new String(nnode.getNameCharArray());
 
 				// check if we have a complete match.
 				final int lastIdx = pattern.length-1;
 				if (matchesUpToLevel.get(lastIdx) && pattern[lastIdx].matcher(name).matches()) {
-					if (filter.acceptBinding(binding)) {
-						bindings.add(binding);
+					if (nnode instanceof IBinding && filter.acceptBinding((IBinding) nnode)) {
+						bindings.add(nnode);
 					}
 				}
 
 				// check if we have a partial match
-				if (binding.mayHaveChildren()) {
+				if (nnode.mayHaveChildren()) {
 					boolean visitNextLevel= false;
 					BitSet updatedMatchesUpToLevel= new BitSet();
 					if (!isFullyQualified) {
@@ -401,7 +403,7 @@ public class PDOM extends PlatformObject implements IIndexFragment, IPDOM {
 					if (visitNextLevel) {
 						matchStack.add(matchesUpToLevel);
 						matchesUpToLevel= updatedMatchesUpToLevel;
-						currentPath.add(binding);
+						currentPath.add(nnode);
 						return true;
 					}
 				}
@@ -449,24 +451,33 @@ public class PDOM extends PlatformObject implements IIndexFragment, IPDOM {
 	}
 
 	public IIndexFragmentBinding[] findBindings(char[][] names, IndexFilter filter, IProgressMonitor monitor) throws CoreException {
+		if (names.length == 0) {
+			return IIndexFragmentBinding.EMPTY_INDEX_BINDING_ARRAY;
+		}
 		ArrayList result= new ArrayList();
+		ArrayList nodes= new ArrayList();
 		for (Iterator iter = fLinkageIDCache.values().iterator(); iter.hasNext();) {
 			PDOMLinkage linkage = (PDOMLinkage) iter.next();
 			if (filter.acceptLinkage(linkage)) {
-				ArrayList bindings= new ArrayList();
-				bindings.add(linkage);
-				for (int i=0; i < names.length; i++) {
+				nodes.add(linkage);
+				for (int i=0; i < names.length-1; i++) {
 					char[] name= names[i];
-					IndexFilter levelFilter= i==names.length-1 ? filter : IndexFilter.ALL;
-					BindingCollector collector= new BindingCollector(linkage, name, levelFilter, false, true);
-					for (Iterator in = bindings.iterator(); in.hasNext();) {
+					NamedNodeCollector collector= new NamedNodeCollector(linkage, name, false, true);
+					for (Iterator in = nodes.iterator(); in.hasNext();) {
 						PDOMNode node= (PDOMNode) in.next();
 						node.accept(collector);
 					}
-					bindings.clear();
-					bindings.addAll(Arrays.asList(collector.getBindings()));
+					nodes.clear();
+					nodes.addAll(Arrays.asList(collector.getNodes()));
+				}
+				char[] name= names[names.length-1];
+				BindingCollector collector= new BindingCollector(linkage, name, filter, false, true);
+				for (Iterator in = nodes.iterator(); in.hasNext();) {
+					PDOMNode node= (PDOMNode) in.next();
+					node.accept(collector);
 				}
-				result.addAll(bindings);
+				nodes.clear();
+				result.addAll(Arrays.asList(collector.getBindings()));
 			}
 		}
 		return (IIndexFragmentBinding[]) result.toArray(new IIndexFragmentBinding[result.size()]);
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/dom/PDOMBinding.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/dom/PDOMBinding.java
index 77b3ff07056..a6da94c6195 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/dom/PDOMBinding.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/dom/PDOMBinding.java
@@ -6,9 +6,9 @@
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors:
- * QNX - Initial API and implementation
- * Markus Schorn (Wind River Systems)
- * Andrew Ferguson (Symbian)
+ *    QNX - Initial API and implementation
+ *    Markus Schorn (Wind River Systems)
+ *    Andrew Ferguson (Symbian)
  *******************************************************************************/
 package org.eclipse.cdt.internal.core.pdom.dom;
 
@@ -242,10 +242,6 @@ public abstract class PDOMBinding extends PDOMNamedNode implements IIndexFragmen
      * Convenience method to shorten subclass file length
      */
 	protected final void fail() { throw new PDOMNotImplementedError(); }
-
-	public boolean mayHaveChildren() {
-		return false;
-	}
 	
 	public IName getScopeName() throws DOMException {
 		try {
@@ -279,7 +275,15 @@ public abstract class PDOMBinding extends PDOMNamedNode implements IIndexFragmen
 	final public boolean isFileLocal() throws CoreException {
 		return getParentNode() instanceof PDOMFileLocalScope;
 	}
-	
+
+	final public String getFileLocalScopeQualifier() throws CoreException {
+		final PDOMNode parentNode = getParentNode();
+		if (parentNode instanceof PDOMFileLocalScope) {
+			return ((PDOMFileLocalScope) parentNode).getDBName().getString();
+		}
+		return null;
+	}
+
 
 	public boolean hasDefinition() throws CoreException {
 		return getFirstDefinition()!=null;
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/dom/PDOMFileLocalScope.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/dom/PDOMFileLocalScope.java
index 6caf82c2565..4ec95ad4f75 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/dom/PDOMFileLocalScope.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/dom/PDOMFileLocalScope.java
@@ -56,4 +56,8 @@ public class PDOMFileLocalScope extends PDOMNamedNode implements IPDOMMemberOwne
 		// no support for deleting bindings and their scopes.
 		assert false;
 	}
+	
+	public boolean mayHaveChildren() {
+		return true;
+	}
 }
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/dom/PDOMLinkage.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/dom/PDOMLinkage.java
index c8297913754..16045193266 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/dom/PDOMLinkage.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/dom/PDOMLinkage.java
@@ -41,6 +41,7 @@ import org.eclipse.cdt.core.index.IIndexBinding;
 import org.eclipse.cdt.core.index.IIndexLinkage;
 import org.eclipse.cdt.internal.core.Util;
 import org.eclipse.cdt.internal.core.dom.parser.ASTInternal;
+import org.eclipse.cdt.internal.core.index.CIndex;
 import org.eclipse.cdt.internal.core.index.IIndexBindingConstants;
 import org.eclipse.cdt.internal.core.index.IIndexScope;
 import org.eclipse.cdt.internal.core.index.composite.CompositeScope;
@@ -130,11 +131,11 @@ public abstract class PDOMLinkage extends PDOMNamedNode implements IIndexLinkage
 					return 0;
 				}
 				public boolean visit(int record) throws CoreException {
-					PDOMBinding binding = pdom.getBinding(record);
-					if (binding != null) {
-						if (visitor.visit(binding))
-							binding.accept(visitor);
-						visitor.leave(binding);
+					PDOMNode node= getNode(record);
+					if (node != null) {
+						if (visitor.visit(node))
+							node.accept(visitor);
+						visitor.leave(node);
 					}
 					return true;
 				}
@@ -372,15 +373,7 @@ public abstract class PDOMLinkage extends PDOMNamedNode implements IIndexLinkage
 	 * @since 4.0
 	 */
 	final protected PDOMFileLocalScope findFileLocalScope(String fileName, boolean create) throws CoreException {
-		char[] fname= fileName.toCharArray();
-		int fnamestart= findFileNameStart(fname);
-		StringBuffer buf= new StringBuffer();
-		buf.append('{');
-		buf.append(fname, fnamestart, fname.length-fnamestart);
-		buf.append(':');
-		buf.append(fileName.hashCode());
-		buf.append('}');
-		fname= buf.toString().toCharArray();
+		char[] fname = CIndex.getFileLocalScopeQualifier(fileName);
 
 		final PDOMFileLocalScope[] fls= new PDOMFileLocalScope[] {null};
 		NamedNodeCollector collector= new NamedNodeCollector(this, fname) {
@@ -399,17 +392,6 @@ public abstract class PDOMLinkage extends PDOMNamedNode implements IIndexLinkage
 		}
 		return fls[0];
 	}
-
-	private static int findFileNameStart(char[] fname) {
-		for (int i= fname.length-2; i>=0; i--) {
-			switch (fname[i]) {
-			case '/':
-			case '\\':
-				return i+1;
-			}
-		}
-		return 0;
-	}
 	
 	public void deleteType(IType type, int ownerRec) throws CoreException {
 		if (type instanceof PDOMNode) {
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/dom/PDOMNamedNode.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/dom/PDOMNamedNode.java
index 8ef77bee0bd..bda40e23e34 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/dom/PDOMNamedNode.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/dom/PDOMNamedNode.java
@@ -6,9 +6,10 @@
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors:
- * QNX - Initial API and implementation
- * IBM Corporation
- * Andrew Ferguson (Symbian)
+ *    QNX - Initial API and implementation
+ *    IBM Corporation
+ *    Andrew Ferguson (Symbian)
+ *    Markus Schorn (Wind River Systems)
  *******************************************************************************/
 
 package org.eclipse.cdt.internal.core.pdom.dom;
@@ -75,4 +76,8 @@ public abstract class PDOMNamedNode extends PDOMNode {
 		}
 		super.delete(linkage);
 	}
+	
+	public boolean mayHaveChildren() {
+		return false;
+	}
 }
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/dom/c/PDOMCParameter.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/dom/c/PDOMCParameter.java
index 4050a29d22a..25b6287eb0a 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/dom/c/PDOMCParameter.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/dom/c/PDOMCParameter.java
@@ -6,8 +6,8 @@
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors:
- * QNX - Initial API and implementation
- * Andrew Ferguson (Symbian)
+ *    QNX - Initial API and implementation
+ *    Andrew Ferguson (Symbian)
  *******************************************************************************/
 
 package org.eclipse.cdt.internal.core.pdom.dom.c;
@@ -21,6 +21,7 @@ import org.eclipse.cdt.core.dom.ast.IScope;
 import org.eclipse.cdt.core.dom.ast.IType;
 import org.eclipse.cdt.core.dom.ast.ITypedef;
 import org.eclipse.cdt.internal.core.Util;
+import org.eclipse.cdt.internal.core.index.IIndexCBindingConstants;
 import org.eclipse.cdt.internal.core.index.IIndexFragment;
 import org.eclipse.cdt.internal.core.index.IIndexFragmentBinding;
 import org.eclipse.cdt.internal.core.pdom.PDOM;
@@ -74,7 +75,7 @@ class PDOMCParameter extends PDOMNamedNode implements IParameter, IIndexFragment
 	}
 
 	public int getNodeType() {
-		return PDOMCLinkage.CPARAMETER;
+		return IIndexCBindingConstants.CPARAMETER;
 	}
 	
 	public void setNextParameter(PDOMCParameter nextParam) throws CoreException {
@@ -161,6 +162,9 @@ class PDOMCParameter extends PDOMNamedNode implements IParameter, IIndexFragment
 	public boolean isFileLocal() throws CoreException {
 		return true;
 	}
+	public String getFileLocalScopeQualifier() throws CoreException {
+		return null;
+	}
 	
 	public String[] getQualifiedName() {
 		throw new PDOMNotImplementedError();
diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/dom/cpp/PDOMCPPParameter.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/dom/cpp/PDOMCPPParameter.java
index 826b40f553c..2fcb1ccea5b 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/dom/cpp/PDOMCPPParameter.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/dom/cpp/PDOMCPPParameter.java
@@ -6,9 +6,9 @@
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors:
- * QNX - Initial API and implementation
- * Markus Schorn (Wind River Systems)
- * IBM Corporation
+ *    QNX - Initial API and implementation
+ *    Markus Schorn (Wind River Systems)
+ *    IBM Corporation
  *******************************************************************************/
 
 package org.eclipse.cdt.internal.core.pdom.dom.cpp;
@@ -24,6 +24,7 @@ import org.eclipse.cdt.core.dom.ast.cpp.ICPPParameter;
 import org.eclipse.cdt.internal.core.Util;
 import org.eclipse.cdt.internal.core.dom.parser.cpp.CPPParameter;
 import org.eclipse.cdt.internal.core.dom.parser.cpp.ICPPDelegateCreator;
+import org.eclipse.cdt.internal.core.index.IIndexCPPBindingConstants;
 import org.eclipse.cdt.internal.core.index.IIndexFragment;
 import org.eclipse.cdt.internal.core.index.IIndexFragmentBinding;
 import org.eclipse.cdt.internal.core.pdom.PDOM;
@@ -121,7 +122,7 @@ class PDOMCPPParameter extends PDOMNamedNode
 	}
 
 	public int getNodeType() {
-		return PDOMCPPLinkage.CPPPARAMETER;
+		return IIndexCPPBindingConstants.CPPPARAMETER;
 	}
 	
 	public void setNextParameter(PDOMCPPParameter nextParam) throws CoreException {
@@ -236,6 +237,10 @@ class PDOMCPPParameter extends PDOMNamedNode
 		return true;
 	}
 	
+	public String getFileLocalScopeQualifier() throws CoreException {
+		return null;
+	}
+	
 	public int getBindingConstant() {
 		return getNodeType();
 	}