CastExpr.java revision fead9ca09b117136b35bc5bf137340a754f9eddd 
1/*
2 * Copyright (C) 2015 The Android Open Source Project
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 android.databinding.tool.expr;
18
19import android.databinding.tool.reflection.ModelAnalyzer;
20import android.databinding.tool.reflection.ModelClass;
21
22import java.util.List;
23
24public class CastExpr extends Expr {
25
26    final String mType;
27
28    CastExpr(String type, Expr expr) {
29        super(expr);
30        mType = type;
31    }
32
33    @Override
34    protected ModelClass resolveType(ModelAnalyzer modelAnalyzer) {
35        return modelAnalyzer.findClass(mType, getModel().getImports());
36    }
37
38    @Override
39    protected List<Dependency> constructDependencies() {
40        final List<Dependency> dependencies = constructDynamicChildrenDependencies();
41        for (Dependency dependency : dependencies) {
42            dependency.setMandatory(true);
43        }
44        return dependencies;
45    }
46
47    protected String computeUniqueKey() {
48        return sUniqueKeyJoiner.join(mType, getCastExpr().computeUniqueKey());
49    }
50
51    public Expr getCastExpr() {
52        return getChildren().get(0);
53    }
54
55    public String getCastType() {
56        return getResolvedType().toJavaCode();
57    }
58}
59