package soot.JastAddJ;
import java.util.HashSet;import java.util.LinkedHashSet;import java.io.File;import java.util.*;import beaver.*;import java.util.ArrayList;import java.util.zip.*;import java.io.*;import java.io.FileNotFoundException;import java.util.Collection;import soot.*;import soot.util.*;import soot.jimple.*;import soot.coffi.ClassFile;import soot.coffi.method_info;import soot.coffi.CONSTANT_Utf8_info;import soot.tagkit.SourceFileTag;import soot.coffi.CoffiMethodSource;
public class SwitchStmt extends BranchTargetStmt implements Cloneable {
public void flushCache() {
super.flushCache();
targetOf_ContinueStmt_values = null;
targetOf_BreakStmt_values = null;
isDAafter_Variable_values = null;
isDUafter_Variable_values = null;
canCompleteNormally_computed = false;
defaultCase_computed = false;
defaultCase_value = null;
end_label_computed = false;
end_label_value = null;
typeInt_computed = false;
typeInt_value = null;
typeLong_computed = false;
typeLong_value = null;
}
public void flushCollectionCache() {
super.flushCollectionCache();
}
@SuppressWarnings({"unchecked", "cast"}) public SwitchStmt clone() throws CloneNotSupportedException {
SwitchStmt node = (SwitchStmt)super.clone();
node.targetOf_ContinueStmt_values = null;
node.targetOf_BreakStmt_values = null;
node.isDAafter_Variable_values = null;
node.isDUafter_Variable_values = null;
node.canCompleteNormally_computed = false;
node.defaultCase_computed = false;
node.defaultCase_value = null;
node.end_label_computed = false;
node.end_label_value = null;
node.typeInt_computed = false;
node.typeInt_value = null;
node.typeLong_computed = false;
node.typeLong_value = null;
node.in$Circle(false);
node.is$Final(false);
return node;
}
@SuppressWarnings({"unchecked", "cast"}) public SwitchStmt copy() {
try {
SwitchStmt node = (SwitchStmt)clone();
if(children != null) node.children = (ASTNode[])children.clone();
return node;
} catch (CloneNotSupportedException e) {
}
System.err.println("Error: Could not clone node of type " + getClass().getName() + "!");
return null;
}
@SuppressWarnings({"unchecked", "cast"}) public SwitchStmt fullCopy() {
SwitchStmt res = (SwitchStmt)copy();
for(int i = 0; i < getNumChildNoTransform(); i++) {
ASTNode node = getChildNoTransform(i);
if(node != null) node = node.fullCopy();
res.setChild(node, i);
}
return res;
}
// Declared in PrettyPrint.jadd at line 553
public void toString(StringBuffer s) {
s.append(indent());
s.append("switch (");
getExpr().toString(s);
s.append(")");
getBlock().toString(s);
}
// Declared in Statements.jrag at line 50
public void jimplify2(Body b) {
soot.jimple.Stmt cond_label = newLabel();
soot.jimple.Stmt switch_label = newLabel();
b.setLine(this);
b.add(b.newGotoStmt(cond_label, this));
getBlock().jimplify2(b);
if(canCompleteNormally()) {
b.setLine(this);
b.add(b.newGotoStmt(end_label(), this));
}
b.addLabel(cond_label);
soot.Value expr = asImmediate(b, getExpr().eval(b));
TreeMap map = new TreeMap();
for(int i= 0; i < getBlock().getNumStmt(); i++) {
if(getBlock().getStmt(i) instanceof ConstCase) {
ConstCase ca = (ConstCase)getBlock().getStmt(i);
map.put(new Integer(ca.getValue().constant().intValue()), ca);
}
}
long low = map.isEmpty() ? 0 : ((Integer)map.firstKey()).intValue();
long high = map.isEmpty() ? 0 : ((Integer)map.lastKey()).intValue();
long tableSwitchSize = 8L + (high - low + 1L) * 4L;
long lookupSwitchSize = 4L + map.size() * 8L;
b.addLabel(switch_label);
soot.jimple.Stmt defaultStmt = defaultCase() != null ? defaultCase().label() : end_label();
if(tableSwitchSize < lookupSwitchSize) {
ArrayList targets = new ArrayList();
for(long i = low; i <= high; i++) {
ConstCase ca = (ConstCase)map.get(new Integer((int)i));
if(ca != null)
targets.add(ca.label());
else
targets.add(defaultStmt);
}
b.setLine(this);
b.add(b.newTableSwitchStmt(expr, (int)low, (int)high, targets, defaultStmt, this));
}
else {
ArrayList targets = new ArrayList();
ArrayList values = new ArrayList();
for(Iterator iter = map.values().iterator(); iter.hasNext(); ) {
ConstCase ca = (ConstCase)iter.next();
targets.add(ca.label());
values.add(IntType.emitConstant(ca.getValue().constant().intValue()));
}
b.setLine(this);
b.add(b.newLookupSwitchStmt(expr, values, targets, defaultStmt, this));
}
b.addLabel(end_label());
}
// Declared in EnumsCodegen.jrag at line 17
// transform enum switch statements into integer indexed switch statements
public void transformation() {
if(getExpr().type().isEnumDecl()) {
TypeDecl type = getExpr().type();
hostType().createEnumArray(type);
hostType().createEnumMethod(type);
setExpr(
hostType().createEnumMethod(type).createBoundAccess(new List()).qualifiesAccess(
new ArrayAccess(
getExpr().qualifiesAccess(new MethodAccess("ordinal", new List()))
))
);
}
super.transformation();
}
// Declared in java.ast at line 3
// Declared in java.ast line 205
public SwitchStmt() {
super();
}
// Declared in java.ast at line 10
// Declared in java.ast line 205
public SwitchStmt(Expr p0, Block p1) {
setChild(p0, 0);
setChild(p1, 1);
}
// Declared in java.ast at line 15
protected int numChildren() {
return 2;
}
// Declared in java.ast at line 18
public boolean mayHaveRewrite() {
return false;
}
// Declared in java.ast at line 2
// Declared in java.ast line 205
public void setExpr(Expr node) {
setChild(node, 0);
}
// Declared in java.ast at line 5
public Expr getExpr() {
return (Expr)getChild(0);
}
// Declared in java.ast at line 9
public Expr getExprNoTransform() {
return (Expr)getChildNoTransform(0);
}
// Declared in java.ast at line 2
// Declared in java.ast line 205
public void setBlock(Block node) {
setChild(node, 1);
}
// Declared in java.ast at line 5
public Block getBlock() {
return (Block)getChild(1);
}
// Declared in java.ast at line 9
public Block getBlockNoTransform() {
return (Block)getChildNoTransform(1);
}
// Declared in Enums.jrag at line 471
public void typeCheck() {
TypeDecl type = getExpr().type();
if((!type.isIntegralType() || type.isLong()) && !type.isEnumDecl())
error("Switch expression must be of char, byte, short, int, or enum type");
}
protected java.util.Map targetOf_ContinueStmt_values;
// Declared in BranchTarget.jrag at line 73
@SuppressWarnings({"unchecked", "cast"}) public boolean targetOf(ContinueStmt stmt) {
Object _parameters = stmt;
if(targetOf_ContinueStmt_values == null) targetOf_ContinueStmt_values = new java.util.HashMap(4);
if(targetOf_ContinueStmt_values.containsKey(_parameters)) {
return ((Boolean)targetOf_ContinueStmt_values.get(_parameters)).booleanValue();
}
ASTNode$State state = state();
int num = state.boundariesCrossed;
boolean isFinal = this.is$Final();
boolean targetOf_ContinueStmt_value = targetOf_compute(stmt);
if(isFinal && num == state().boundariesCrossed)
targetOf_ContinueStmt_values.put(_parameters, Boolean.valueOf(targetOf_ContinueStmt_value));
return targetOf_ContinueStmt_value;
}
private boolean targetOf_compute(ContinueStmt stmt) { return false; }
protected java.util.Map targetOf_BreakStmt_values;
// Declared in BranchTarget.jrag at line 77
@SuppressWarnings({"unchecked", "cast"}) public boolean targetOf(BreakStmt stmt) {
Object _parameters = stmt;
if(targetOf_BreakStmt_values == null) targetOf_BreakStmt_values = new java.util.HashMap(4);
if(targetOf_BreakStmt_values.containsKey(_parameters)) {
return ((Boolean)targetOf_BreakStmt_values.get(_parameters)).booleanValue();
}
ASTNode$State state = state();
int num = state.boundariesCrossed;
boolean isFinal = this.is$Final();
boolean targetOf_BreakStmt_value = targetOf_compute(stmt);
if(isFinal && num == state().boundariesCrossed)
targetOf_BreakStmt_values.put(_parameters, Boolean.valueOf(targetOf_BreakStmt_value));
return targetOf_BreakStmt_value;
}
private boolean targetOf_compute(BreakStmt stmt) { return !stmt.hasLabel(); }
// Declared in DefiniteAssignment.jrag at line 532
@SuppressWarnings({"unchecked", "cast"}) public boolean isDAafter(Variable v) {
Object _parameters = v;
if(isDAafter_Variable_values == null) isDAafter_Variable_values = new java.util.HashMap(4);
if(isDAafter_Variable_values.containsKey(_parameters)) {
return ((Boolean)isDAafter_Variable_values.get(_parameters)).booleanValue();
}
ASTNode$State state = state();
int num = state.boundariesCrossed;
boolean isFinal = this.is$Final();
boolean isDAafter_Variable_value = isDAafter_compute(v);
if(isFinal && num == state().boundariesCrossed)
isDAafter_Variable_values.put(_parameters, Boolean.valueOf(isDAafter_Variable_value));
return isDAafter_Variable_value;
}
private boolean isDAafter_compute(Variable v) {
if(!(!noDefaultLabel() || getExpr().isDAafter(v))) {
return false;
}
if(!(!switchLabelEndsBlock() || getExpr().isDAafter(v))) {
return false;
}
if(!assignedAfterLastStmt(v)) {
return false;
}
for(Iterator iter = targetBreaks().iterator(); iter.hasNext(); ) {
BreakStmt stmt = (BreakStmt)iter.next();
if(!stmt.isDAafterReachedFinallyBlocks(v))
return false;
}
return true;
}
// Declared in DefiniteAssignment.jrag at line 550
@SuppressWarnings({"unchecked", "cast"}) public boolean assignedAfterLastStmt(Variable v) {
ASTNode$State state = state();
boolean assignedAfterLastStmt_Variable_value = assignedAfterLastStmt_compute(v);
return assignedAfterLastStmt_Variable_value;
}
private boolean assignedAfterLastStmt_compute(Variable v) { return getBlock().isDAafter(v); }
// Declared in DefiniteAssignment.jrag at line 1004
@SuppressWarnings({"unchecked", "cast"}) public boolean isDUafter(Variable v) {
Object _parameters = v;
if(isDUafter_Variable_values == null) isDUafter_Variable_values = new java.util.HashMap(4);
if(isDUafter_Variable_values.containsKey(_parameters)) {
return ((Boolean)isDUafter_Variable_values.get(_parameters)).booleanValue();
}
ASTNode$State state = state();
int num = state.boundariesCrossed;
boolean isFinal = this.is$Final();
boolean isDUafter_Variable_value = isDUafter_compute(v);
if(isFinal && num == state().boundariesCrossed)
isDUafter_Variable_values.put(_parameters, Boolean.valueOf(isDUafter_Variable_value));
return isDUafter_Variable_value;
}
private boolean isDUafter_compute(Variable v) {
if(!(!noDefaultLabel() || getExpr().isDUafter(v)))
return false;
if(!(!switchLabelEndsBlock() || getExpr().isDUafter(v)))
return false;
if(!unassignedAfterLastStmt(v))
return false;
for(Iterator iter = targetBreaks().iterator(); iter.hasNext(); ) {
BreakStmt stmt = (BreakStmt)iter.next();
if(!stmt.isDUafterReachedFinallyBlocks(v))
return false;
}
return true;
}
// Declared in DefiniteAssignment.jrag at line 1019
@SuppressWarnings({"unchecked", "cast"}) public boolean unassignedAfterLastStmt(Variable v) {
ASTNode$State state = state();
boolean unassignedAfterLastStmt_Variable_value = unassignedAfterLastStmt_compute(v);
return unassignedAfterLastStmt_Variable_value;
}
private boolean unassignedAfterLastStmt_compute(Variable v) { return getBlock().isDUafter(v); }
// Declared in DefiniteAssignment.jrag at line 1022
@SuppressWarnings({"unchecked", "cast"}) public boolean switchLabelEndsBlock() {
ASTNode$State state = state();
boolean switchLabelEndsBlock_value = switchLabelEndsBlock_compute();
return switchLabelEndsBlock_value;
}
private boolean switchLabelEndsBlock_compute() { return getBlock().getNumStmt() > 0 && getBlock().getStmt(getBlock().getNumStmt()-1) instanceof ConstCase; }
// Declared in UnreachableStatements.jrag at line 60
@SuppressWarnings({"unchecked", "cast"}) public boolean lastStmtCanCompleteNormally() {
ASTNode$State state = state();
boolean lastStmtCanCompleteNormally_value = lastStmtCanCompleteNormally_compute();
return lastStmtCanCompleteNormally_value;
}
private boolean lastStmtCanCompleteNormally_compute() { return getBlock().canCompleteNormally(); }
// Declared in UnreachableStatements.jrag at line 62
@SuppressWarnings({"unchecked", "cast"}) public boolean noStmts() {
ASTNode$State state = state();
boolean noStmts_value = noStmts_compute();
return noStmts_value;
}
private boolean noStmts_compute() {
for(int i = 0; i < getBlock().getNumStmt(); i++)
if(!(getBlock().getStmt(i) instanceof Case))
return false;
return true;
}
// Declared in UnreachableStatements.jrag at line 69
@SuppressWarnings({"unchecked", "cast"}) public boolean noStmtsAfterLastLabel() {
ASTNode$State state = state();
boolean noStmtsAfterLastLabel_value = noStmtsAfterLastLabel_compute();
return noStmtsAfterLastLabel_value;
}
private boolean noStmtsAfterLastLabel_compute() { return getBlock().getNumStmt() > 0 && getBlock().getStmt(getBlock().getNumStmt()-1) instanceof Case; }
// Declared in UnreachableStatements.jrag at line 72
@SuppressWarnings({"unchecked", "cast"}) public boolean noDefaultLabel() {
ASTNode$State state = state();
boolean noDefaultLabel_value = noDefaultLabel_compute();
return noDefaultLabel_value;
}
private boolean noDefaultLabel_compute() {
for(int i = 0; i < getBlock().getNumStmt(); i++)
if(getBlock().getStmt(i) instanceof DefaultCase)
return false;
return true;
}
// Declared in UnreachableStatements.jrag at line 79
@SuppressWarnings({"unchecked", "cast"}) public boolean canCompleteNormally() {
if(canCompleteNormally_computed) {
return canCompleteNormally_value;
}
ASTNode$State state = state();
int num = state.boundariesCrossed;
boolean isFinal = this.is$Final();
canCompleteNormally_value = canCompleteNormally_compute();
if(isFinal && num == state().boundariesCrossed)
canCompleteNormally_computed = true;
return canCompleteNormally_value;
}
private boolean canCompleteNormally_compute() { return lastStmtCanCompleteNormally() || noStmts() || noStmtsAfterLastLabel() || noDefaultLabel() || reachableBreak(); }
protected boolean defaultCase_computed = false;
protected DefaultCase defaultCase_value;
// Declared in Statements.jrag at line 40
@SuppressWarnings({"unchecked", "cast"}) public DefaultCase defaultCase() {
if(defaultCase_computed) {
return defaultCase_value;
}
ASTNode$State state = state();
int num = state.boundariesCrossed;
boolean isFinal = this.is$Final();
defaultCase_value = defaultCase_compute();
if(isFinal && num == state().boundariesCrossed)
defaultCase_computed = true;
return defaultCase_value;
}
private DefaultCase defaultCase_compute() {
for(int i= 0; i < getBlock().getNumStmt(); i++) {
if(getBlock().getStmt(i) instanceof DefaultCase)
return (DefaultCase)getBlock().getStmt(i);
}
return null;
}
protected boolean end_label_computed = false;
protected soot.jimple.Stmt end_label_value;
// Declared in Statements.jrag at line 48
@SuppressWarnings({"unchecked", "cast"}) public soot.jimple.Stmt end_label() {
if(end_label_computed) {
return end_label_value;
}
ASTNode$State state = state();
int num = state.boundariesCrossed;
boolean isFinal = this.is$Final();
end_label_value = end_label_compute();
if(isFinal && num == state().boundariesCrossed)
end_label_computed = true;
return end_label_value;
}
private soot.jimple.Stmt end_label_compute() { return newLabel(); }
// Declared in Statements.jrag at line 206
@SuppressWarnings({"unchecked", "cast"}) public soot.jimple.Stmt break_label() {
ASTNode$State state = state();
soot.jimple.Stmt break_label_value = break_label_compute();
return break_label_value;
}
private soot.jimple.Stmt break_label_compute() { return end_label(); }
protected boolean typeInt_computed = false;
protected TypeDecl typeInt_value;
// Declared in LookupType.jrag at line 61
@SuppressWarnings({"unchecked", "cast"}) public TypeDecl typeInt() {
if(typeInt_computed) {
return typeInt_value;
}
ASTNode$State state = state();
int num = state.boundariesCrossed;
boolean isFinal = this.is$Final();
typeInt_value = getParent().Define_TypeDecl_typeInt(this, null);
if(isFinal && num == state().boundariesCrossed)
typeInt_computed = true;
return typeInt_value;
}
protected boolean typeLong_computed = false;
protected TypeDecl typeLong_value;
// Declared in LookupType.jrag at line 63
@SuppressWarnings({"unchecked", "cast"}) public TypeDecl typeLong() {
if(typeLong_computed) {
return typeLong_value;
}
ASTNode$State state = state();
int num = state.boundariesCrossed;
boolean isFinal = this.is$Final();
typeLong_value = getParent().Define_TypeDecl_typeLong(this, null);
if(isFinal && num == state().boundariesCrossed)
typeLong_computed = true;
return typeLong_value;
}
// Declared in DefiniteAssignment.jrag at line 569
public boolean Define_boolean_isDAbefore(ASTNode caller, ASTNode child, Variable v) {
if(caller == getBlockNoTransform()) {
return getExpr().isDAafter(v);
}
if(caller == getExprNoTransform()){
if(((ASTNode)v).isDescendantTo(this))
return false;
boolean result = isDAbefore(v);
return result;
}
return getParent().Define_boolean_isDAbefore(this, caller, v);
}
// Declared in DefiniteAssignment.jrag at line 1027
public boolean Define_boolean_isDUbefore(ASTNode caller, ASTNode child, Variable v) {
if(caller == getBlockNoTransform()) {
return getExpr().isDUafter(v);
}
if(caller == getExprNoTransform()) {
return isDUbefore(v);
}
return getParent().Define_boolean_isDUbefore(this, caller, v);
}
// Declared in NameCheck.jrag at line 372
public boolean Define_boolean_insideSwitch(ASTNode caller, ASTNode child) {
if(caller == getBlockNoTransform()) {
return true;
}
return getParent().Define_boolean_insideSwitch(this, caller);
}
// Declared in NameCheck.jrag at line 413
public Case Define_Case_bind(ASTNode caller, ASTNode child, Case c) {
if(caller == getBlockNoTransform()){
Block b = getBlock();
for(int i = 0; i < b.getNumStmt(); i++)
if(b.getStmt(i) instanceof Case && ((Case)b.getStmt(i)).constValue(c))
return (Case)b.getStmt(i);
return null;
}
return getParent().Define_Case_bind(this, caller, c);
}
// Declared in TypeCheck.jrag at line 359
public TypeDecl Define_TypeDecl_switchType(ASTNode caller, ASTNode child) {
if(caller == getBlockNoTransform()) {
return getExpr().type();
}
return getParent().Define_TypeDecl_switchType(this, caller);
}
// Declared in UnreachableStatements.jrag at line 82
public boolean Define_boolean_reachable(ASTNode caller, ASTNode child) {
if(caller == getBlockNoTransform()) {
return reachable();
}
return getParent().Define_boolean_reachable(this, caller);
}
// Declared in UnreachableStatements.jrag at line 156
public boolean Define_boolean_reportUnreachable(ASTNode caller, ASTNode child) {
if(caller == getBlockNoTransform()) {
return reachable();
}
return getParent().Define_boolean_reportUnreachable(this, caller);
}
public ASTNode rewriteTo() {
return super.rewriteTo();
}
}