1/*
2 * Copyright (C) 2010 Google Inc.
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.google.clearsilver.jsilver.functions.operators;
18
19import com.google.clearsilver.jsilver.autoescape.EscapeMode;
20import com.google.clearsilver.jsilver.functions.NonEscapingFunction;
21import com.google.clearsilver.jsilver.values.Value;
22import static com.google.clearsilver.jsilver.values.Value.literalValue;
23
24/**
25 * X + Y (string).
26 */
27public class AddFunction extends NonEscapingFunction {
28
29  public Value execute(Value... args) {
30    Value left = args[0];
31    Value right = args[1];
32    EscapeMode mode = EscapeMode.combineModes(left.getEscapeMode(), right.getEscapeMode());
33    return literalValue(left.asString() + right.asString(), mode, left.isPartiallyEscaped()
34        || right.isPartiallyEscaped());
35  }
36
37}
38