5 import IR.FieldDescriptor;
6 import IR.MethodDescriptor;
7 import IR.NameDescriptor;
9 public class ClassDescriptor extends Descriptor {
10 public ClassDescriptor(String classname) {
12 this.classname=classname;
14 fields=new SymbolTable();
15 methods=new SymbolTable();
26 public Iterator getMethods() {
27 return methods.getDescriptorsIterator();
30 public Iterator getFields() {
31 return fields.getDescriptorsIterator();
34 public SymbolTable getFieldTable() {
38 public String printTree(State state) {
40 String st=modifiers.toString()+"class "+classname;
42 st+="extends "+superclass.toString();
44 indent=TreeNode.INDENT;
46 for(Iterator it=getFields();it.hasNext();) {
47 FieldDescriptor fd=(FieldDescriptor)it.next();
48 st+=TreeNode.printSpace(indent)+fd.toString()+"\n";
53 for(Iterator it=getMethods();it.hasNext();) {
54 MethodDescriptor md=(MethodDescriptor)it.next();
55 st+=TreeNode.printSpace(indent)+md.toString()+" ";
56 BlockNode bn=state.getMethodBody(md);
57 st+=bn.printNode(indent)+"\n\n";
63 public void addField(FieldDescriptor fd) {
64 if (fields.contains(fd.getSymbol()))
65 throw new Error(fd.getSymbol()+" already defined");
69 public void addMethod(MethodDescriptor md) {
73 public void setModifiers(Modifiers modifiers) {
74 this.modifiers=modifiers;
77 public void setName(String name) {
81 public void setSuper(String superclass) {
82 this.superclass=superclass;
85 protected String getSuper() {