public FilterValidator isMemberStartType(final FullQualifiedName fullName) {
   isMember();
   Member member = (Member) curExpression;
   EdmType actualType = member.getStartTypeFilter();
   assertEquals(fullName, actualType.getFullQualifiedName());
   return this;
 }
  private String getAliasedFullQualifiedName(final EdmType type, final boolean isCollection) {
    FullQualifiedName fqn = type.getFullQualifiedName();
    final String name;
    if (namespaceToAlias.get(fqn.getNamespace()) != null) {
      name = namespaceToAlias.get(fqn.getNamespace()) + "." + fqn.getName();
    } else {
      name = fqn.getFullQualifiedNameAsString();
    }

    return isCollection ? "Collection(" + name + ")" : name;
  }
  public FilterValidator isType(final FullQualifiedName fullName) {
    EdmType actualType = null;

    if (curExpression instanceof Member) {
      Member member = (Member) curExpression;
      actualType = member.getType();
    } else if (curExpression instanceof TypeLiteral) {
      TypeLiteral typeLiteral = (TypeLiteral) curExpression;
      actualType = typeLiteral.getType();
    } else if (curExpression instanceof Literal) {
      Literal typeLiteral = (Literal) curExpression;
      actualType = typeLiteral.getType();
    }

    if (actualType == null) {
      fail("Current expression not typed");
    }

    assertEquals(fullName, actualType.getFullQualifiedName());
    return this;
  }
  public FilterValidator isType(final FullQualifiedName fullName) {
    EdmType actualType = null;

    if (curExpression instanceof Member) {
      actualType = ((Member) curExpression).getType();
    } else if (curExpression instanceof TypeLiteral) {
      actualType = ((TypeLiteral) curExpression).getType();
    } else if (curExpression instanceof Literal) {
      actualType = ((Literal) curExpression).getType();
    } else if (curExpression instanceof Enumeration) {
      actualType = ((Enumeration) curExpression).getType();
    } else if (curExpression instanceof Unary) {
      actualType = ((UnaryImpl) curExpression).getType();
    } else if (curExpression instanceof Binary) {
      actualType = ((BinaryImpl) curExpression).getType();
    } else if (curExpression instanceof Method) {
      actualType = ((MethodImpl) curExpression).getType();
    }

    assertNotNull("Current expression not typed", actualType);
    assertEquals(fullName, actualType.getFullQualifiedName());
    return this;
  }
 private String getFullQualifiedName(final EdmType type, final boolean isCollection) {
   final String name = type.getFullQualifiedName().getFullQualifiedNameAsString();
   return isCollection ? "Collection(" + name + ")" : name;
 }