Bug 95908 [5.0][content assist] toarray template inserted as content assist method argument guess
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/text/java/ParameterGuesser.java
autounbox.put("java.lang.Short", "short"); 
		autounbox.put("java.lang.Character", "char"); 
		autounbox.put("java.lang.Integer", "int"); 
		autounbox.put("java.lang.Long", "long"); 
		autounbox.put("java.lang.Float", "float"); 
		autounbox.put("java.lang.Double", "double"); 
		autounbox.put("java.lang.Number", "primitive number"); 
		AUTOUNBOX= Collections.unmodifiableMap(autounbox);
	}
	private static final boolean isPrimitiveAssignable(String lhs, String rhs) {
		Set targets= (Set) PRIMITIVE_ASSIGNMENTS.get(lhs);
		return targets != null && targets.contains(rhs);
	}
	private static final String getAutoUnboxedType(String type) {
		String primitive= (String) AUTOUNBOX.get(type);
		return primitive;
	}
	
	private final ICompilationUnit fCompilationUnit;
	
	private final int fCodeAssistOffset;
	
	private List fVariables;
	private ImageDescriptorRegistry fRegistry= JavaPlugin.getImageDescriptorRegistry();
	private boolean fIsTemplateMatch;
	private boolean fAllowAutoBoxing;
	private Variable fCollectionVariable;
	/**
	 * Creates a parameter guesser for compilation unit and offset.
	 *