@SuppressWarnings("unchecked")
@JRubyMethod(name = "names")
public IRubyObject names(ThreadContext context) {
Ruby runtime = context.runtime;
EncodingService service = runtime.getEncodingService();
Entry entry = service.findEncodingOrAliasEntry(name);
RubyArray result = runtime.newArray();
HashEntryIterator i;
i = service.getEncodings().entryIterator();
while (i.hasNext()) {
CaseInsensitiveBytesHash.CaseInsensitiveBytesHashEntry<Entry> e =
((CaseInsensitiveBytesHash.CaseInsensitiveBytesHashEntry<Entry>) i.next());
if (e.value == entry) {
result.append(
RubyString.newUsAsciiStringShared(runtime, e.bytes, e.p, e.end - e.p).freeze(context));
}
}
i = service.getAliases().entryIterator();
while (i.hasNext()) {
CaseInsensitiveBytesHash.CaseInsensitiveBytesHashEntry<Entry> e =
((CaseInsensitiveBytesHash.CaseInsensitiveBytesHashEntry<Entry>) i.next());
if (e.value == entry) {
result.append(
RubyString.newUsAsciiStringShared(runtime, e.bytes, e.p, e.end - e.p).freeze(context));
}
}
result.append(runtime.newString(EXTERNAL));
result.append(runtime.newString(LOCALE));
return result;
}
@SuppressWarnings("unchecked")
@JRubyMethod(name = "aliases", meta = true)
public static IRubyObject aliases(ThreadContext context, IRubyObject recv) {
Ruby runtime = context.runtime;
EncodingService service = runtime.getEncodingService();
IRubyObject list[] = service.getEncodingList();
HashEntryIterator i = service.getAliases().entryIterator();
RubyHash result = RubyHash.newHash(runtime);
while (i.hasNext()) {
CaseInsensitiveBytesHash.CaseInsensitiveBytesHashEntry<Entry> e =
((CaseInsensitiveBytesHash.CaseInsensitiveBytesHashEntry<Entry>) i.next());
IRubyObject alias =
RubyString.newUsAsciiStringShared(runtime, e.bytes, e.p, e.end - e.p).freeze(context);
IRubyObject name =
RubyString.newUsAsciiStringShared(runtime, ((RubyEncoding) list[e.value.getIndex()]).name)
.freeze(context);
result.fastASet(alias, name);
}
result.fastASet(
runtime.newString(EXTERNAL),
runtime.newString(new ByteList(runtime.getDefaultExternalEncoding().getName())));
result.fastASet(
runtime.newString(LOCALE),
runtime.newString(new ByteList(service.getLocaleEncoding().getName())));
return result;
}
@SuppressWarnings("unchecked")
@JRubyMethod(name = "name_list", meta = true)
public static IRubyObject name_list(ThreadContext context, IRubyObject recv) {
Ruby runtime = context.runtime;
EncodingService service = runtime.getEncodingService();
RubyArray result =
runtime.newArray(service.getEncodings().size() + service.getAliases().size());
HashEntryIterator i;
i = service.getEncodings().entryIterator();
while (i.hasNext()) {
CaseInsensitiveBytesHash.CaseInsensitiveBytesHashEntry<Entry> e =
((CaseInsensitiveBytesHash.CaseInsensitiveBytesHashEntry<Entry>) i.next());
result.append(
RubyString.newUsAsciiStringShared(runtime, e.bytes, e.p, e.end - e.p).freeze(context));
}
i = service.getAliases().entryIterator();
while (i.hasNext()) {
CaseInsensitiveBytesHash.CaseInsensitiveBytesHashEntry<Entry> e =
((CaseInsensitiveBytesHash.CaseInsensitiveBytesHashEntry<Entry>) i.next());
result.append(
RubyString.newUsAsciiStringShared(runtime, e.bytes, e.p, e.end - e.p).freeze(context));
}
result.append(runtime.newString(EXTERNAL));
result.append(runtime.newString(LOCALE));
return result;
}
private void defineAliases() {
HashEntryIterator hei = aliases.entryIterator();
while (hei.hasNext()) {
CaseInsensitiveBytesHash.CaseInsensitiveBytesHashEntry<Entry> e =
((CaseInsensitiveBytesHash.CaseInsensitiveBytesHashEntry<Entry>) hei.next());
Entry ee = e.value;
RubyEncoding encoding = (RubyEncoding) encodingList[ee.getIndex()];
defineEncodingConstants(runtime, encoding, e.bytes, e.p, e.end);
}
}
private void defineEncodings() {
HashEntryIterator hei = encodings.entryIterator();
while (hei.hasNext()) {
CaseInsensitiveBytesHash.CaseInsensitiveBytesHashEntry<Entry> e =
((CaseInsensitiveBytesHash.CaseInsensitiveBytesHashEntry<Entry>) hei.next());
Entry ee = e.value;
RubyEncoding encoding = RubyEncoding.newEncoding(runtime, e.bytes, e.p, e.end, ee.isDummy());
encodingList[ee.getIndex()] = encoding;
defineEncodingConstants(runtime, encoding, e.bytes, e.p, e.end);
}
}
private Encoding getEncodingFromNKFId(IRubyObject id) {
String name = RubyNKF.NKFCharsetMap.get((int) id.convertToInteger().getLongValue());
HashEntryIterator hei = encodings.entryIterator();
while (hei.hasNext()) {
CaseInsensitiveBytesHash.CaseInsensitiveBytesHashEntry<Entry> e =
((CaseInsensitiveBytesHash.CaseInsensitiveBytesHashEntry<Entry>) hei.next());
EncodingDB.Entry ee = e.value;
String className = ee.getEncodingClass();
if (className.equals(name)) {
Encoding enc = ee.getEncoding();
return enc;
}
}
return null;
}