| /* |
| * Copyright (C) 2010 Google Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.google.clearsilver.jsilver.functions.structure; |
| |
| import com.google.clearsilver.jsilver.data.Data; |
| import com.google.clearsilver.jsilver.functions.NonEscapingFunction; |
| import com.google.clearsilver.jsilver.values.Value; |
| import static com.google.clearsilver.jsilver.values.Value.literalConstant; |
| import com.google.clearsilver.jsilver.values.VariableValue; |
| |
| /** |
| * Returns true if the local variable is the last in a loop or each. |
| */ |
| public class LastFunction extends NonEscapingFunction { |
| |
| /** |
| * @param args A local variable. |
| * @return Boolean value. |
| */ |
| public Value execute(Value... args) { |
| VariableValue arg = (VariableValue) args[0]; |
| if (arg.getReference() == null) { |
| return literalConstant(false, arg); |
| } |
| |
| Data thisNode = arg.getReference().getSymlink(); |
| return literalConstant(thisNode.isLastSibling(), arg); |
| } |
| |
| } |