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 ClassAccess extends Access implements Cloneable {
public void flushCache() {
super.flushCache();
type_computed = false;
type_value = null;
}
public void flushCollectionCache() {
super.flushCollectionCache();
}
@SuppressWarnings({"unchecked", "cast"}) public ClassAccess clone() throws CloneNotSupportedException {
ClassAccess node = (ClassAccess)super.clone();
node.type_computed = false;
node.type_value = null;
node.in$Circle(false);
node.is$Final(false);
return node;
}
@SuppressWarnings({"unchecked", "cast"}) public ClassAccess copy() {
try {
ClassAccess node = (ClassAccess)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 ClassAccess fullCopy() {
ClassAccess res = (ClassAccess)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 NameCheck.jrag at line 172
public void nameCheck() {
if(isQualified() && !qualifier().isTypeAccess())
error("class literal may only contain type names");
}
// Declared in PrettyPrint.jadd at line 519
public void toString(StringBuffer s) {
s.append("class");
}
// Declared in Transformations.jrag at line 160
// remote collection / demand driven creation of accessor
public void transformation() {
super.transformation();
// touch static class method before any accessors to make it first in method
if(isQualified() && qualifier().type().isReferenceType()) {
hostType().topLevelType().createStaticClassMethod();
FieldDeclaration f = hostType().topLevelType().createStaticClassField(prevExpr().type().referenceClassFieldName());
}
}
// Declared in Expressions.jrag at line 911
public soot.Value eval(Body b) {
if(prevExpr().type().isPrimitiveType() || prevExpr().type().isVoid()) {
TypeDecl typeDecl = lookupType("java.lang", prevExpr().type().primitiveClassName());
SimpleSet c = typeDecl.memberFields("TYPE");
FieldDeclaration f = (FieldDeclaration)c.iterator().next();
return b.newStaticFieldRef(f.sootRef(), this);
}
else {
FieldDeclaration f = hostType().topLevelType().createStaticClassField(prevExpr().type().referenceClassFieldName());
// add method to perform lookup as a side-effect
MethodDecl m = hostType().topLevelType().createStaticClassMethod();
soot.jimple.Stmt next_label = b.newLabel();
soot.jimple.Stmt end_label = b.newLabel();
Local result = b.newTemp(type().getSootType());
Local ref = asLocal(b, b.newStaticFieldRef(f.sootRef(), this));
b.setLine(this);
b.add(
b.newIfStmt(
b.newNeExpr(ref, soot.jimple.NullConstant.v(), this),
next_label,
this
)
);
// emit string literal
ArrayList list = new ArrayList();
list.add(new StringLiteral(prevExpr().type().jvmName()).eval(b));
Local l = asLocal(b, b.newStaticInvokeExpr(m.sootRef(), list, this));
b.setLine(this);
b.add(b.newAssignStmt(
b.newStaticFieldRef(f.sootRef(), this),
l,
this
));
b.setLine(this);
b.add(b.newAssignStmt(result, l, this));
b.add(b.newGotoStmt(end_label, this));
b.addLabel(next_label);
b.add(b.newAssignStmt(
result,
b.newStaticFieldRef(f.sootRef(), this),
this
));
b.addLabel(end_label);
return result;
}
}
// Declared in java.ast at line 3
// Declared in java.ast line 36
public ClassAccess() {
super();
}
// Declared in java.ast at line 9
protected int numChildren() {
return 0;
}
// Declared in java.ast at line 12
public boolean mayHaveRewrite() {
return false;
}
// Declared in TypeAnalysis.jrag at line 401
private TypeDecl refined_TypeAnalysis_ClassAccess_type()
{ return lookupType("java.lang", "Class"); }
// Declared in ResolveAmbiguousNames.jrag at line 47
@SuppressWarnings({"unchecked", "cast"}) public boolean isClassAccess() {
ASTNode$State state = state();
boolean isClassAccess_value = isClassAccess_compute();
return isClassAccess_value;
}
private boolean isClassAccess_compute() { return true; }
// Declared in SyntacticClassification.jrag at line 91
@SuppressWarnings({"unchecked", "cast"}) public NameType predNameType() {
ASTNode$State state = state();
NameType predNameType_value = predNameType_compute();
return predNameType_value;
}
private NameType predNameType_compute() { return NameType.TYPE_NAME; }
// Declared in Generics.jrag at line 99
@SuppressWarnings({"unchecked", "cast"}) public TypeDecl type() {
if(type_computed) {
return type_value;
}
ASTNode$State state = state();
int num = state.boundariesCrossed;
boolean isFinal = this.is$Final();
type_value = type_compute();
if(isFinal && num == state().boundariesCrossed)
type_computed = true;
return type_value;
}
private TypeDecl type_compute() {
GenericClassDecl d = (GenericClassDecl)refined_TypeAnalysis_ClassAccess_type();
TypeDecl type = qualifier().type();
if(type.isPrimitive())
type = type.boxed();
ArrayList list = new ArrayList();
list.add(type);
return d.lookupParTypeDecl(list);
}
public ASTNode rewriteTo() {
return super.rewriteTo();
}
}