@Override
public ISignificantMacros getSignificantMacros() throws CoreException {
if (sigMacros == null) {
Database db = fLinkage.getDB();
final IString encoded = db.getString(db.getRecPtr(record + SIGNIFICANT_MACROS));
sigMacros =
encoded == null ? ISignificantMacros.NONE : new SignificantMacros(encoded.getChars());
}
return sigMacros;
}
@Override
public int compare(long record) throws CoreException {
IString name = db.getString(db.getRecPtr(record + PDOMFile.LOCATION_REPRESENTATION));
int cmp = name.compare(rawKey, true);
if (cmp == 0 && linkageID >= 0) {
cmp = db.get3ByteUnsignedInt(record + PDOMFile.LINKAGE_ID) - linkageID;
if (cmp == 0 && rawSignificantMacros != null) {
IString significantMacrosStr = getString(record + SIGNIFICANT_MACROS);
if (significantMacrosStr != null) {
cmp = significantMacrosStr.compare(rawSignificantMacros, true);
} else {
cmp = rawSignificantMacros.length > 0 ? -1 : 0;
}
}
}
return cmp;
}
public PDOMFile(
PDOMLinkage linkage, IIndexFileLocation location, int linkageID, ISignificantMacros macros)
throws CoreException {
fLinkage = linkage;
this.location = location;
Database db = fLinkage.getDB();
record = db.malloc(RECORD_SIZE);
String locationString = fLinkage.getPDOM().getLocationConverter().toInternalFormat(location);
if (locationString == null)
throw new CoreException(
CCorePlugin.createStatus(
Messages.getString("PDOMFile.toInternalProblem") + location.getURI())); // $NON-NLS-1$
IString locationDBString = db.newString(locationString);
db.putRecPtr(record + LOCATION_REPRESENTATION, locationDBString.getRecord());
db.put3ByteUnsignedInt(record + LINKAGE_ID, linkageID);
db.putRecPtr(record + SIGNIFICANT_MACROS, db.newString(macros.encode()).getRecord());
setTimestamp(-1);
}
@Override
public int compare(long record1, long record2) throws CoreException {
IString name1 = db.getString(db.getRecPtr(record1 + LOCATION_REPRESENTATION));
IString name2 = db.getString(db.getRecPtr(record2 + LOCATION_REPRESENTATION));
int cmp = name1.compare(name2, true);
if (cmp == 0) {
cmp =
db.get3ByteUnsignedInt(record1 + LINKAGE_ID)
- db.get3ByteUnsignedInt(record2 + LINKAGE_ID);
if (cmp == 0) {
IString sm1 = getString(record1 + SIGNIFICANT_MACROS);
IString sm2 = getString(record2 + SIGNIFICANT_MACROS);
if (sm1 == null) {
cmp = sm2 == null ? 0 : -1;
} else if (sm2 == null) {
cmp = 1;
} else {
cmp = sm1.compare(sm2, true);
}
}
}
return cmp;
}
private int compare(IString rhsName) throws CoreException {
return rhsName.compareCompatibleWithIgnoreCase(fName);
}