/** @apilevel internal */
private boolean castingConversionTo_compute(TypeDecl type) {
if (type.isArrayDecl()) {
return type.instanceOf(this);
} else if (type.isClassDecl()) {
return !type.isFinal() || type.instanceOf(this);
} else if (type.isInterfaceDecl()) {
for (Iterator i1 = methodsIterator(); i1.hasNext(); ) {
MethodDecl m = (MethodDecl) i1.next();
for (Iterator iter = type.methodsSignature(m.signature()).iterator(); iter.hasNext(); ) {
MethodDecl n = (MethodDecl) iter.next();
if (n.type() != m.type()) return false;
}
}
return true;
} else return super.castingConversionTo(type);
}
/** @apilevel internal */
private SimpleSet ancestorMethods_compute(String signature) {
SimpleSet set = SimpleSet.emptySet;
for (Iterator outerIter = superinterfacesIterator(); outerIter.hasNext(); ) {
TypeDecl typeDecl = (TypeDecl) outerIter.next();
for (Iterator iter = typeDecl.methodsSignature(signature).iterator(); iter.hasNext(); ) {
MethodDecl m = (MethodDecl) iter.next();
set = set.add(m);
}
}
if (!superinterfacesIterator().hasNext()) {
for (Iterator iter = typeObject().methodsSignature(signature).iterator(); iter.hasNext(); ) {
MethodDecl m = (MethodDecl) iter.next();
if (m.isPublic()) set = set.add(m);
}
}
return set;
}
/** @apilevel internal */
private HashMap methodsSignatureMap_compute() {
HashMap map = new HashMap(localMethodsSignatureMap());
for (Iterator outerIter = superinterfacesIterator(); outerIter.hasNext(); ) {
TypeDecl typeDecl = (TypeDecl) outerIter.next();
for (Iterator iter = typeDecl.methodsIterator(); iter.hasNext(); ) {
MethodDecl m = (MethodDecl) iter.next();
if (!m.isPrivate()
&& m.accessibleFrom(this)
&& !localMethodsSignatureMap().containsKey(m.signature()))
putSimpleSetElement(map, m.signature(), m);
}
}
for (Iterator iter = typeObject().methodsIterator(); iter.hasNext(); ) {
MethodDecl m = (MethodDecl) iter.next();
if (m.isPublic() && !map.containsKey(m.signature()))
putSimpleSetElement(map, m.signature(), m);
}
return map;
}
/**
* @ast method
* @aspect TypeHierarchyCheck
* @declaredat /home/uoji/JastAddJ/Java1.4Frontend/TypeHierarchyCheck.jrag:312
*/
public void nameCheck() {
super.nameCheck();
if (isCircular()) error("circular inheritance dependency in " + typeName());
else {
for (int i = 0; i < getNumSuperInterfaceId(); i++) {
TypeDecl typeDecl = getSuperInterfaceId(i).type();
if (typeDecl.isCircular()) error("circular inheritance dependency in " + typeName());
}
}
for (Iterator iter = methodsSignatureMap().values().iterator(); iter.hasNext(); ) {
SimpleSet set = (SimpleSet) iter.next();
if (set.size() > 1) {
Iterator i2 = set.iterator();
MethodDecl m = (MethodDecl) i2.next();
while (i2.hasNext()) {
MethodDecl n = (MethodDecl) i2.next();
if (!n.mayOverrideReturn(m) && !m.mayOverrideReturn(n))
error(
"multiply inherited methods with the same signature must have the same return type");
}
}
}
}
/**
* @ast method
* @aspect GenerateClassfile
* @declaredat /home/uoji/JastAddJ/Java1.4Backend/GenerateClassfile.jrag:142
*/
public void generateClassfile() {
super.generateClassfile();
String fileName = destinationPath() + File.separator + constantPoolName() + ".class";
if (options().verbose()) System.out.println("Writing class file to " + fileName);
try {
ConstantPool cp = constantPool();
// force building of constant pool
cp.addClass(constantPoolName());
cp.addClass("java/lang/Object");
for (int i = 0; i < getNumSuperInterfaceId(); i++) {
cp.addClass(getSuperInterfaceId(i).type().constantPoolName());
}
for (Iterator iter = bcFields().iterator(); iter.hasNext(); ) {
FieldDeclaration field = (FieldDeclaration) iter.next();
cp.addUtf8(field.name());
cp.addUtf8(field.type().typeDescriptor());
field.attributes();
}
for (Iterator iter = bcMethods().iterator(); iter.hasNext(); ) {
Object obj = iter.next();
if (obj instanceof MethodDecl) {
MethodDecl m = (MethodDecl) obj;
cp.addUtf8(m.name());
cp.addUtf8(m.descName());
m.attributes();
}
}
attributes();
if (hasClinit()) {
cp.addUtf8("<clinit>");
cp.addUtf8("()V");
clinit_attributes();
}
// actual classfile generation
File dest = new File(fileName);
File parentFile = dest.getParentFile();
if (parentFile != null) parentFile.mkdirs();
FileOutputStream f = new FileOutputStream(fileName);
DataOutputStream out = new DataOutputStream(new BufferedOutputStream(f));
out.writeInt(magicHeader());
out.writeChar(minorVersion());
out.writeChar(majorVersion());
cp.emit(out);
int flags = flags();
if (isNestedType()) flags = mangledFlags(flags);
if (isInterfaceDecl()) flags |= Modifiers.ACC_INTERFACE;
out.writeChar(flags);
out.writeChar(cp.addClass(constantPoolName()));
out.writeChar(cp.addClass("java/lang/Object"));
if (getNumSuperInterfaceId() == 1 && getSuperInterfaceId(0).type().isObject())
out.writeChar(0);
else out.writeChar(getNumSuperInterfaceId());
for (int i = 0; i < getNumSuperInterfaceId(); i++) {
TypeDecl typeDecl = getSuperInterfaceId(i).type();
if (typeDecl.isInterfaceDecl()) out.writeChar(cp.addClass(typeDecl.constantPoolName()));
}
Collection fields = bcFields();
out.writeChar(fields.size());
for (Iterator iter = fields.iterator(); iter.hasNext(); ) {
FieldDeclaration field = (FieldDeclaration) iter.next();
out.writeChar(field.flags());
out.writeChar(cp.addUtf8(field.name()));
out.writeChar(cp.addUtf8(field.type().typeDescriptor()));
out.writeChar(field.attributes().size());
for (Iterator itera = field.attributes().iterator(); itera.hasNext(); )
((Attribute) itera.next()).emit(out);
}
Collection methods = bcMethods();
out.writeChar(methods.size() + (hasClinit() ? 1 : 0));
for (Iterator iter = methods.iterator(); iter.hasNext(); ) {
BodyDecl b = (BodyDecl) iter.next();
b.generateMethod(out, cp);
}
if (hasClinit()) {
out.writeChar(Modifiers.ACC_STATIC);
out.writeChar(cp.addUtf8("<clinit>"));
out.writeChar(cp.addUtf8("()V"));
out.writeChar(clinit_attributes().size());
for (Iterator itera = clinit_attributes().iterator(); itera.hasNext(); )
((Attribute) itera.next()).emit(out);
}
out.writeChar(attributes().size());
for (Iterator itera = attributes().iterator(); itera.hasNext(); )
((Attribute) itera.next()).emit(out);
out.close();
} catch (IOException e) {
e.printStackTrace();
}
}
/** @apilevel internal */
public void flushCollectionCache() {
super.flushCollectionCache();
}
/** @apilevel low-level */
public void flushCache() {
super.flushCache();
sourceMethodDecl_computed = false;
sourceMethodDecl_value = null;
}