/**
* Parses a field type definition
*
* @param docField
* @return
*/
protected static Field ParseField(FieldDoc docField) {
assert (docField != null);
Field xmlField = new Field();
xmlField.name = docField.name();
xmlField.comment = docField.commentText();
xmlField.type = ParseType(docField.type());
xmlField.isFinal = docField.isFinal();
if (xmlField.isFinal) {
xmlField.finalExpression = docField.constantValueExpression();
} else if (docField.constantValueExpression() != null) {
// how would a non-final field have a constant value expression?
// my understanding is that this field is only != null when is not final
assert (false);
}
xmlField.isStatic = docField.isStatic();
xmlField.isVolatile = docField.isVolatile();
xmlField.isTransient = docField.isTransient();
xmlField.scope = DetermineScope(docField);
// parse annotations from the field
xmlField.annotationInstances =
ParseAnnotationInstances(docField.annotations(), docField.qualifiedName());
return xmlField;
}
/* OVERRIDE: This method handles instance fields */
protected String addStructMember(FieldDoc member, String cname, boolean padWord)
throws ClassNotFoundException {
String res = null;
if (member.isStatic()) {
res = addStaticStructMember(member, cname);
// if (res == null) /* JNI didn't handle it, print comment. */
// res = " /* Inaccessible static: " + member + " */" + lineSep;
} else {
if (padWord) res = " java_int padWord" + padFieldNum++ + ";" + lineSep;
res = " " + llniType(member.type(), false, false) + " " + llniFieldName(member);
if (isLongOrDouble(member.type())) res = res + "[2]";
res = res + ";" + lineSep;
}
return res;
}
protected void forwardDecls(PrintWriter pw, ClassDoc clazz) throws ClassNotFoundException {
ClassDoc clazzfield = null;
if (clazz.qualifiedName().equals("java.lang.Object")) return;
genHandleType(pw, clazz.qualifiedName());
ClassDoc superClass = clazz.superclass();
if (superClass != null) {
String superClassName = superClass.qualifiedName();
forwardDecls(pw, superClass);
}
for (int i = 0; i < fields.length; i++) {
FieldDoc field = (FieldDoc) fields[i];
if (!field.isStatic()) {
Type t = field.type();
String tname = t.qualifiedTypeName();
TypeSignature newTypeSig = new TypeSignature(root);
String sig = newTypeSig.getTypeSignature(tname);
if (sig.charAt(0) != '[') forwardDeclsFromSig(pw, sig);
}
}
for (int i = 0; i < methods.length; i++) {
MethodDoc method = (MethodDoc) methods[i];
if (method.isNative()) {
Type retType = method.returnType();
String typesig = method.signature();
TypeSignature newTypeSig = new TypeSignature(root);
String sig = newTypeSig.getTypeSignature(typesig, retType);
if (sig.charAt(0) != '[') forwardDeclsFromSig(pw, sig);
}
}
}
/**
* Prints associations recovered from the fields of a class. An association is inferred only if
* another relation between the two classes is not already in the graph.
*
* @param classes
*/
public void printInferredRelations(ClassDoc c) {
Options opt = optionProvider.getOptionsFor(c);
// check if the source is excluded from inference
if (hidden(c)) return;
for (FieldDoc field : c.fields(false)) {
if (hidden(field)) continue;
// skip statics
if (field.isStatic()) continue;
// skip primitives
FieldRelationInfo fri = getFieldRelationInfo(field);
if (fri == null) continue;
// check if the destination is excluded from inference
if (hidden(fri.cd)) continue;
String destAdornment = fri.multiple ? "*" : "";
relation(opt, opt.inferRelationshipType, c, fri.cd, "", "", destAdornment);
}
}
/*
* This method only handles static final fields.
*/
protected String addStaticStructMember(FieldDoc field, String cname)
throws ClassNotFoundException {
String res = null;
Object exp = null;
if (!field.isStatic()) return res;
if (!field.isFinal()) return res;
exp = field.constantValue();
if (exp != null) {
/* Constant. */
String cn = cname + "_" + field.name();
String suffix = null;
long val = 0;
/* Can only handle int, long, float, and double fields. */
if (exp instanceof Integer) {
suffix = "L";
val = ((Integer) exp).intValue();
}
if (exp instanceof Long) {
// Visual C++ supports the i64 suffix, not LL
suffix = isWindows ? "i64" : "LL";
val = ((Long) exp).longValue();
}
if (exp instanceof Float) suffix = "f";
if (exp instanceof Double) suffix = "";
if (suffix != null) {
// Some compilers will generate a spurious warning
// for the integer constants for Integer.MIN_VALUE
// and Long.MIN_VALUE so we handle them specially.
if ((suffix.equals("L") && (val == Integer.MIN_VALUE))
|| (suffix.equals("LL") && (val == Long.MIN_VALUE))) {
res =
" #undef "
+ cn
+ lineSep
+ " #define "
+ cn
+ " ("
+ (val + 1)
+ suffix
+ "-1)"
+ lineSep;
} else {
res =
" #undef "
+ cn
+ lineSep
+ " #define "
+ cn
+ " "
+ exp.toString()
+ suffix
+ lineSep;
}
}
}
return res;
}
