private void printUnknownFields(final UnknownFieldSet unknownFields,
final TextGenerator generator)
throws IOException {
for (Map.Entry<Integer, UnknownFieldSet.Field> entry :
unknownFields.asMap().entrySet()) {
final int number = entry.getKey();
final UnknownFieldSet.Field field = entry.getValue();
printUnknownField(number, WireFormat.WIRETYPE_VARINT,
field.getVarintList(), generator);
printUnknownField(number, WireFormat.WIRETYPE_FIXED32,
field.getFixed32List(), generator);
printUnknownField(number, WireFormat.WIRETYPE_FIXED64,
field.getFixed64List(), generator);
printUnknownField(number, WireFormat.WIRETYPE_LENGTH_DELIMITED,
field.getLengthDelimitedList(), generator);
for (final UnknownFieldSet value : field.getGroupList()) {
generator.print(entry.getKey().toString());
if (singleLineMode) {
generator.print(" { ");
} else {
generator.print(" {\n");
generator.indent();
}
printUnknownFields(value, generator);
if (singleLineMode) {
generator.print("} ");
} else {
generator.outdent();
generator.print("}\n");
}
}
}
}
public void testParseMessageSet() throws Exception {
ExtensionRegistry extensionRegistry = ExtensionRegistry.newInstance();
extensionRegistry.add(TestMessageSetExtension1.messageSetExtension);
extensionRegistry.add(TestMessageSetExtension2.messageSetExtension);
// Set up a RawMessageSet with two known messages and an unknown one.
RawMessageSet raw =
RawMessageSet.newBuilder()
.addItem(
RawMessageSet.Item.newBuilder()
.setTypeId(TYPE_ID_1)
.setMessage(
TestMessageSetExtension1.newBuilder().setI(123).build().toByteString())
.build())
.addItem(
RawMessageSet.Item.newBuilder()
.setTypeId(TYPE_ID_2)
.setMessage(
TestMessageSetExtension2.newBuilder().setStr("foo").build().toByteString())
.build())
.addItem(
RawMessageSet.Item.newBuilder()
.setTypeId(UNKNOWN_TYPE_ID)
.setMessage(ByteString.copyFromUtf8("bar"))
.build())
.build();
ByteString data = raw.toByteString();
// Parse as a TestMessageSet and check the contents.
TestMessageSet messageSet = TestMessageSet.parseFrom(data, extensionRegistry);
assertEquals(123, messageSet.getExtension(TestMessageSetExtension1.messageSetExtension).getI());
assertEquals(
"foo", messageSet.getExtension(TestMessageSetExtension2.messageSetExtension).getStr());
// Check for unknown field with type LENGTH_DELIMITED,
// number UNKNOWN_TYPE_ID, and contents "bar".
UnknownFieldSet unknownFields = messageSet.getUnknownFields();
assertEquals(1, unknownFields.asMap().size());
assertTrue(unknownFields.hasField(UNKNOWN_TYPE_ID));
UnknownFieldSet.Field field = unknownFields.getField(UNKNOWN_TYPE_ID);
assertEquals(1, field.getLengthDelimitedList().size());
assertEquals("bar", field.getLengthDelimitedList().get(0).toStringUtf8());
}