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| package edu.rice.cs.dynamicjava.interpreter; |
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| import java.util.Iterator; |
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| import edu.rice.cs.plt.iter.SequenceIterator; |
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| import edu.rice.cs.plt.iter.IterUtil; |
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| import edu.rice.cs.plt.lambda.LambdaUtil; |
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| import edu.rice.cs.dynamicjava.symbol.*; |
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8 |
| import edu.rice.cs.dynamicjava.symbol.type.Type; |
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| import edu.rice.cs.dynamicjava.symbol.type.ClassType; |
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10 |
| import edu.rice.cs.dynamicjava.symbol.type.VariableType; |
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| import static edu.rice.cs.plt.debug.DebugUtil.debug; |
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| public class ClassContext extends DelegatingContext { |
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| private final DJClass _c; |
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| private final ClassType _thisType; |
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| private final Iterator<Integer> _anonymousCounter; |
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| |
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267
| public ClassContext(TypeContext next, DJClass c) {
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267
| super(next);
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267
| _c = c;
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267
| _thisType = SymbolUtil.thisType(c);
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267
| _anonymousCounter = new SequenceIterator<Integer>(1, LambdaUtil.INCREMENT_INT);
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| } |
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0
| private ClassContext(TypeContext next, DJClass c, Iterator<Integer> anonymousCounter) {
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0
| super(next);
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0
| _c = c;
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| _thisType = SymbolUtil.thisType(c);
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| _anonymousCounter = anonymousCounter;
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| } |
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0
| protected ClassContext duplicate(TypeContext next) {
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| return new ClassContext(next, _c, _anonymousCounter);
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| } |
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3
| @Override public boolean typeExists(String name, TypeSystem ts) {
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| return hasMemberClass(name, ts) || super.typeExists(name, ts);
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| } |
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| @Override public boolean memberClassExists(String name, TypeSystem ts) {
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| return hasMemberClass(name, ts) || super.memberClassExists(name, ts);
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| } |
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6
| @Override public ClassType typeContainingMemberClass(String name, TypeSystem ts) throws AmbiguousNameException {
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6
| debug.logStart(new String[]{"class","name"}, _c, name); try {
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| if (hasMemberClass(name, ts)) { return _thisType; }
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6
| else { return super.typeContainingMemberClass(name, ts); }
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6
| } finally { debug.logEnd(); }
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| } |
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0
| @Override public boolean topLevelClassExists(String name, TypeSystem ts) {
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| return hasMemberClass(name, ts) ? false : super.topLevelClassExists(name, ts);
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| } |
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371
| @Override public DJClass getTopLevelClass(String name, TypeSystem ts) throws AmbiguousNameException {
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371
| return hasMemberClass(name, ts) ? null : super.getTopLevelClass(name, ts);
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| } |
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| @Override public boolean typeVariableExists(String name, TypeSystem ts) {
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| return hasMemberClass(name, ts) ? false : super.typeVariableExists(name, ts);
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| } |
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144
| @Override public VariableType getTypeVariable(String name, TypeSystem ts) {
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144
| return hasMemberClass(name, ts) ? null : super.getTypeVariable(name, ts);
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| } |
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524
| private boolean hasMemberClass(String name, TypeSystem ts) {
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524
| return ts.containsClass(_thisType, name, accessModule());
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| } |
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| @Override public boolean variableExists(String name, TypeSystem ts) {
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| return hasField(name, ts) || super.variableExists(name, ts);
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| } |
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| @Override public boolean fieldExists(String name, TypeSystem ts) {
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| return hasField(name, ts) || super.fieldExists(name, ts);
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| } |
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| @Override public ClassType typeContainingField(String name, TypeSystem ts) throws AmbiguousNameException {
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69
| if (hasField(name, ts)) { return _thisType; }
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0
| else { return super.typeContainingField(name, ts); }
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| } |
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72
| @Override public boolean localVariableExists(String name, TypeSystem ts) {
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| return hasField(name, ts) ? false : super.localVariableExists(name, ts);
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| } |
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0
| @Override public LocalVariable getLocalVariable(String name, TypeSystem ts) {
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| return hasField(name, ts) ? null : super.getLocalVariable(name, ts);
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| } |
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259
| private boolean hasField(String name, TypeSystem ts) {
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| return ts.containsField(_thisType, name, accessModule());
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| } |
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| @Override public boolean functionExists(String name, TypeSystem ts) {
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| return hasMethod(name, ts) || super.functionExists(name, ts);
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| } |
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| @Override public boolean methodExists(String name, TypeSystem ts) {
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| return hasMethod(name, ts) || super.methodExists(name, ts);
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| } |
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| @Override public Type typeContainingMethod(String name, TypeSystem ts) {
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| return hasMethod(name, ts) ? _thisType : super.typeContainingMethod(name, ts);
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| } |
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| @Override public boolean localFunctionExists(String name, TypeSystem ts) {
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| return hasMethod(name, ts) ? false : super.localFunctionExists(name, ts);
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| } |
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| @Override public Iterable<LocalFunction> getLocalFunctions(String name, TypeSystem ts,
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| Iterable<LocalFunction> partial) { |
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| return !IterUtil.isEmpty(partial) || hasMethod(name, ts) ? partial : super.getLocalFunctions(name, ts, partial);
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| } |
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| private boolean hasMethod(String name, TypeSystem ts) {
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| return ts.containsMethod(_thisType, name, accessModule());
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| } |
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| @Override public String makeClassName(String n) {
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| return _c.fullName() + "$" + n;
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| } |
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| @Override public String makeAnonymousClassName() {
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| return makeClassName(_anonymousCounter.next().toString());
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| } |
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69
| @Override public DJClass getThis() { return _c; }
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| @Override public DJClass getThis(String className) {
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159 |
0
| if (!_c.isAnonymous() && className.equals(_c.declaredName())) { return _c; }
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0
| else { return super.getThis(className); }
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| } |
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163 |
69
| @Override public DJClass getThis(Type expected, TypeSystem ts) {
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164 |
69
| if (ts.isSubtype(_thisType, expected)) { return _c; }
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165 |
0
| else { return super.getThis(expected, ts); }
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| } |
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| @Override public DJClass initializingClass() { return null; }
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| @Override public Type getReturnType() { return null; }
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| @Override public Iterable<Type> getDeclaredThrownTypes() { return IterUtil.empty(); }
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| } |