| /* |
| * Copyright 2000-2014 JetBrains s.r.o. |
| * |
| * 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 org.jetbrains.java.decompiler.modules.decompiler.exps; |
| |
| import org.jetbrains.java.decompiler.modules.decompiler.vars.CheckTypesResult; |
| import org.jetbrains.java.decompiler.struct.gen.VarType; |
| import org.jetbrains.java.decompiler.util.InterpreterUtil; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| |
| public class SwitchExprent extends Exprent { |
| |
| private Exprent value; |
| |
| private List<List<ConstExprent>> caseValues = new ArrayList<List<ConstExprent>>(); |
| |
| { |
| this.type = EXPRENT_SWITCH; |
| } |
| |
| public SwitchExprent(Exprent value) { |
| this.value = value; |
| } |
| |
| public Exprent copy() { |
| SwitchExprent swexpr = new SwitchExprent(value.copy()); |
| |
| List<List<ConstExprent>> lstCaseValues = new ArrayList<List<ConstExprent>>(); |
| for (List<ConstExprent> lst : caseValues) { |
| lstCaseValues.add(new ArrayList<ConstExprent>(lst)); |
| } |
| swexpr.setCaseValues(lstCaseValues); |
| |
| return swexpr; |
| } |
| |
| public VarType getExprType() { |
| return value.getExprType(); |
| } |
| |
| public CheckTypesResult checkExprTypeBounds() { |
| CheckTypesResult result = new CheckTypesResult(); |
| |
| result.addMinTypeExprent(value, VarType.VARTYPE_BYTECHAR); |
| result.addMaxTypeExprent(value, VarType.VARTYPE_INT); |
| |
| VarType valtype = value.getExprType(); |
| for (List<ConstExprent> lst : caseValues) { |
| for (ConstExprent expr : lst) { |
| if (expr != null) { |
| VarType casetype = expr.getExprType(); |
| if (!casetype.equals(valtype)) { |
| valtype = VarType.getCommonSupertype(casetype, valtype); |
| result.addMinTypeExprent(value, valtype); |
| } |
| } |
| } |
| } |
| |
| return result; |
| } |
| |
| public List<Exprent> getAllExprents() { |
| List<Exprent> lst = new ArrayList<Exprent>(); |
| lst.add(value); |
| return lst; |
| } |
| |
| public String toJava(int indent) { |
| return "switch(" + value.toJava(indent) + ")"; |
| } |
| |
| public boolean equals(Object o) { |
| if (o == this) { |
| return true; |
| } |
| |
| if (o == null || !(o instanceof SwitchExprent)) { |
| return false; |
| } |
| |
| SwitchExprent sw = (SwitchExprent)o; |
| return InterpreterUtil.equalObjects(value, sw.getValue()); |
| } |
| |
| public void replaceExprent(Exprent oldexpr, Exprent newexpr) { |
| if (oldexpr == value) { |
| value = newexpr; |
| } |
| } |
| |
| public Exprent getValue() { |
| return value; |
| } |
| |
| public void setCaseValues(List<List<ConstExprent>> caseValues) { |
| this.caseValues = caseValues; |
| } |
| } |