Bug 76363 NPE in AdvancedQuickAssistProcessor.getFullyCoveredNodes
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/text/correction/AdvancedQuickAssistProcessor.java
import org.eclipse.core.runtime.CoreException;
import org.eclipse.swt.graphics.Image;
import org.eclipse.jdt.core.ICompilationUnit;
import org.eclipse.jdt.core.NamingConventions;
import org.eclipse.jdt.core.dom.*;
import org.eclipse.jdt.core.dom.InfixExpression.Operator;
import org.eclipse.jdt.core.dom.rewrite.ASTRewrite;
import org.eclipse.jdt.core.dom.rewrite.ListRewrite;
import org.eclipse.jdt.ui.text.java.IInvocationContext;
import org.eclipse.jdt.ui.text.java.IJavaCompletionProposal;
import org.eclipse.jdt.ui.text.java.IProblemLocation;
import org.eclipse.jdt.ui.text.java.IQuickAssistProcessor;
import org.eclipse.jdt.internal.corext.dom.GenericVisitor;
import org.eclipse.jdt.internal.ui.JavaPluginImages;
/**
 */
public class AdvancedQuickAssistProcessor implements IQuickAssistProcessor {
	public AdvancedQuickAssistProcessor() {
		super();
	}
	/* (non-Javadoc)
	 * @see org.eclipse.jdt.internal.ui.text.correction.IAssistProcessor#hasAssists(org.eclipse.jdt.internal.ui.text.correction.IAssistContext)
	 */
	public boolean hasAssists(IInvocationContext context) throws CoreException {
		ASTNode coveringNode = context.getCoveringNode();
		ArrayList coveredNodes = getFullyCoveredNodes(context, coveringNode);
		if (coveringNode != null) {
			return getInverseIfProposals(context, coveringNode, null)
					|| getIfReturnIntoIfElseAtEndOfVoidMethodProposals(context, coveringNode, null)
					|| getInverseIfContinueIntoIfThenInLoopsProposals(context, coveringNode, null)