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/*
* Fernflower - The Analytical Java Decompiler
* http://www.reversed-java.com
*
* (C) 2008 - 2010, Stiver
*
* This software is NEITHER public domain NOR free software
* as per GNU License. See license.txt for more details.
*
* This software is distributed WITHOUT ANY WARRANTY; without
* even the implied warranty of MERCHANTABILITY or FITNESS FOR
* A PARTICULAR PURPOSE.
*/
package org.jetbrains.java.decompiler.modules.decompiler.exps;
import java.util.ArrayList;
import java.util.List;
import org.jetbrains.java.decompiler.modules.decompiler.vars.CheckTypesResult;
import org.jetbrains.java.decompiler.struct.gen.VarType;
import org.jetbrains.java.decompiler.util.InterpreterUtil;
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;
}
}
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