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 17 package android.databinding.tool.expr; 18 19 import android.databinding.tool.reflection.ModelAnalyzer; 20 import android.databinding.tool.reflection.ModelClass; 21 22 import java.util.List; 23 24 public class CastExpr extends Expr { 25 26 final String mType; 27 CastExpr(String type, Expr expr)28 CastExpr(String type, Expr expr) { 29 super(expr); 30 mType = type; 31 } 32 33 @Override resolveType(ModelAnalyzer modelAnalyzer)34 protected ModelClass resolveType(ModelAnalyzer modelAnalyzer) { 35 return modelAnalyzer.findClass(mType, getModel().getImports()); 36 } 37 38 @Override constructDependencies()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 computeUniqueKey()47 protected String computeUniqueKey() { 48 return join(mType, getCastExpr().computeUniqueKey()); 49 } 50 getCastExpr()51 public Expr getCastExpr() { 52 return getChildren().get(0); 53 } 54 getCastType()55 public String getCastType() { 56 return getResolvedType().toJavaCode(); 57 } 58 } 59