Examples with PDescriptor net.morimekta.providence.descriptor.PDescriptor used on opensource projects

Example 1 with PDescriptor

use of net.morimekta.providence.descriptor.PDescriptor in project providence by morimekta.

the class ConstProvider method get.

@Override
public Object get() {
    if (parsedValue == null) {
        ConstParser parser = new ConstParser(registry, programContext, startLineNo, startLinePos);
        @SuppressWarnings("unchecked") PDescriptor type = registry.getProvider(typeName, programContext, Collections.EMPTY_MAP).descriptor();
        try (ByteArrayInputStream in = new ByteArrayInputStream(constantString.getBytes(StandardCharsets.UTF_8))) {
            parsedValue = parser.parse(in, type);
        } catch (IOException e) {
            throw new UncheckedIOException(e.getMessage(), e);
        }
    }
    return parsedValue;
}

Example 2 with PDescriptor

use of net.morimekta.providence.descriptor.PDescriptor in project providence by morimekta.

the class BuilderCoreOverridesFormatter method appendOverrideAdder.

private void appendOverrideAdder(JMessage<?> message) throws GeneratorException {
    writer.appendln("@Override").appendln("public _Builder addTo(int key, Object value) {").begin().appendln("switch (key) {").begin();
    message.numericalOrderFields().stream().filter(field -> field.type() == PType.LIST || field.type() == PType.SET).forEachOrdered(field -> {
        PContainer<?> ct = (PContainer<?>) field.field().getDescriptor();
        PDescriptor itype = ct.itemDescriptor();
        writer.formatln("case %d: %s((%s) value); break;", field.id(), field.adder(), helper.getValueType(itype));
    });
    writer.appendln("default: break;").end().appendln('}').appendln("return this;").end().appendln('}').newline();
}

Example 3 with PDescriptor

use of net.morimekta.providence.descriptor.PDescriptor in project providence by morimekta.

the class TProtocolSerializer method readTypedValue.

private Object readTypedValue(byte tType, PDescriptor type, TProtocol protocol, boolean allowNull) throws TException, SerializerException {
    if (tType != forType(type.getType())) {
        throw new SerializerException("Expected type " + asString(forType(type.getType())) + " but found " + asString(tType));
    }
    switch(tType) {
        case BinaryType.BOOL:
            return protocol.readBool();
        case BinaryType.BYTE:
            return protocol.readByte();
        case BinaryType.I16:
            return protocol.readI16();
        case BinaryType.I32:
            if (PType.ENUM == type.getType()) {
                PEnumDescriptor<?> et = (PEnumDescriptor<?>) type;
                PEnumBuilder<?> eb = et.builder();
                int value = protocol.readI32();
                eb.setById(value);
                if (!eb.valid() && !allowNull) {
                    throw new SerializerException("Invalid enum value " + value + " for " + et.getQualifiedName());
                }
                return eb.build();
            } else {
                return protocol.readI32();
            }
        case BinaryType.I64:
            return protocol.readI64();
        case BinaryType.DOUBLE:
            return protocol.readDouble();
        case BinaryType.STRING:
            if (type == PPrimitive.BINARY) {
                ByteBuffer buffer = protocol.readBinary();
                return Binary.wrap(buffer.array());
            }
            return protocol.readString();
        case BinaryType.STRUCT:
            return readMessage(protocol, (PMessageDescriptor<?, ?>) type);
        case BinaryType.LIST:
            TList listInfo = protocol.readListBegin();
            PList<Object> lDesc = (PList<Object>) type;
            PDescriptor liDesc = lDesc.itemDescriptor();
            PList.Builder<Object> list = lDesc.builder();
            for (int i = 0; i < listInfo.size; ++i) {
                list.add(readTypedValue(listInfo.elemType, liDesc, protocol, false));
            }
            protocol.readListEnd();
            return list.build();
        case BinaryType.SET:
            TSet setInfo = protocol.readSetBegin();
            PSet<Object> sDesc = (PSet<Object>) type;
            PDescriptor siDesc = sDesc.itemDescriptor();
            PSet.Builder<Object> set = sDesc.builder();
            for (int i = 0; i < setInfo.size; ++i) {
                set.add(readTypedValue(setInfo.elemType, siDesc, protocol, false));
            }
            protocol.readSetEnd();
            return set.build();
        case BinaryType.MAP:
            TMap mapInfo = protocol.readMapBegin();
            PMap<Object, Object> mDesc = (PMap<Object, Object>) type;
            PDescriptor mkDesc = mDesc.keyDescriptor();
            PDescriptor miDesc = mDesc.itemDescriptor();
            PMap.Builder<Object, Object> map = mDesc.builder();
            for (int i = 0; i < mapInfo.size; ++i) {
                Object key = readTypedValue(mapInfo.keyType, mkDesc, protocol, false);
                Object val = readTypedValue(mapInfo.valueType, miDesc, protocol, false);
                map.put(key, val);
            }
            protocol.readMapEnd();
            return map.build();
        default:
            throw new SerializerException("Unsupported protocol field type: " + tType);
    }
}

Example 4 with PDescriptor

use of net.morimekta.providence.descriptor.PDescriptor in project providence by morimekta.

the class FastBinarySerializer method readFieldValue.

@SuppressWarnings("unchecked")
private Object readFieldValue(@Nonnull LittleEndianBinaryReader in, int type, @Nullable PDescriptor descriptor) throws IOException {
    switch(type) {
        case NONE:
            return Boolean.FALSE;
        case TRUE:
            return Boolean.TRUE;
        case VARINT:
            {
                if (descriptor == null) {
                    in.readLongVarint();
                    return null;
                }
                switch(descriptor.getType()) {
                    case BOOL:
                        return in.readIntVarint() != 0;
                    case BYTE:
                        return (byte) in.readIntZigzag();
                    case I16:
                        return (short) in.readIntZigzag();
                    case I32:
                        return in.readIntZigzag();
                    case I64:
                        return in.readLongZigzag();
                    case ENUM:
                        {
                            PEnumBuilder<?> builder = ((PEnumDescriptor<?>) descriptor).builder();
                            builder.setById(in.readIntZigzag());
                            return builder.build();
                        }
                    default:
                        {
                            throw new SerializerException("");
                        }
                }
            }
        case FIXED_64:
            return in.expectDouble();
        case BINARY:
            {
                int len = in.readIntVarint();
                byte[] data = in.expectBytes(len);
                if (descriptor != null) {
                    switch(descriptor.getType()) {
                        case STRING:
                            return new String(data, StandardCharsets.UTF_8);
                        case BINARY:
                            return Binary.wrap(data);
                        default:
                            throw new SerializerException("");
                    }
                } else {
                    return null;
                }
            }
        case MESSAGE:
            if (descriptor == null) {
                consumeMessage(in);
                return null;
            }
            return readMessage(in, (PMessageDescriptor<?, ?>) descriptor);
        case COLLECTION:
            if (descriptor == null) {
                final int len = in.readIntVarint();
                final int tag = in.readIntVarint();
                final int vtype = tag & 0x07;
                final int ktype = tag > 0x07 ? tag >>> 3 : vtype;
                for (int i = 0; i < len; ++i) {
                    if (i % 2 == 0) {
                        readFieldValue(in, ktype, null);
                    } else {
                        readFieldValue(in, vtype, null);
                    }
                }
                return null;
            } else if (descriptor.getType() == PType.MAP) {
                PMap<Object, Object> ct = (PMap<Object, Object>) descriptor;
                PDescriptor kt = ct.keyDescriptor();
                PDescriptor vt = ct.itemDescriptor();
                PMap.Builder<Object, Object> out = ct.builder();
                final int len = in.readIntVarint();
                final int tag = in.readIntVarint();
                final int vtype = tag & 0x07;
                final int ktype = tag > 0x07 ? tag >>> 3 : vtype;
                for (int i = 0; i < len; ++i, ++i) {
                    Object key = readFieldValue(in, ktype, kt);
                    Object value = readFieldValue(in, vtype, vt);
                    if (key != null && value != null) {
                        out.put(key, value);
                    } else if (readStrict) {
                        if (key == null) {
                            throw new SerializerException("Unknown enum key in map");
                        }
                        throw new SerializerException("Null value in map");
                    }
                }
                return out.build();
            } else if (descriptor.getType() == PType.LIST) {
                PList<Object> ct = (PList<Object>) descriptor;
                PDescriptor it = ct.itemDescriptor();
                PList.Builder<Object> out = ct.builder();
                final int len = in.readIntVarint();
                final int vtype = in.readIntVarint() & 0x07;
                for (int i = 0; i < len; ++i) {
                    Object item = readFieldValue(in, vtype, it);
                    if (item != null) {
                        out.add(item);
                    } else if (readStrict) {
                        throw new SerializerException("Null value in list");
                    }
                }
                return out.build();
            } else if (descriptor.getType() == PType.SET) {
                PSet<Object> ct = (PSet<Object>) descriptor;
                PDescriptor it = ct.itemDescriptor();
                PSet.Builder<Object> out = ct.builder();
                final int len = in.readIntVarint();
                final int vtype = in.readIntVarint() & 0x07;
                for (int i = 0; i < len; ++i) {
                    Object item = readFieldValue(in, vtype, it);
                    if (item != null) {
                        out.add(item);
                    } else if (readStrict) {
                        throw new SerializerException("Null value in set");
                    }
                }
                return out.build();
            } else {
                throw new SerializerException("Type " + descriptor.getType() + " not compatible with collection data");
            }
        default:
            throw new Error("Unreachable code reached");
    }
}

Example 5 with PDescriptor

use of net.morimekta.providence.descriptor.PDescriptor in project providence by morimekta.

the class BinaryFormatUtils method readFieldValue.

/**
 * Read a field value from stream.
 *
 * @param in        The stream to consume.
 * @param fieldInfo The field info about the content.
 * @param fieldType The type to generate content for.
 * @param strict    If the field should be read strictly.
 * @return The field value, or null if no type.
 * @throws IOException If unable to read from stream or invalid field type.
 */
public static Object readFieldValue(BigEndianBinaryReader in, FieldInfo fieldInfo, PDescriptor fieldType, boolean strict) throws IOException {
    if (fieldType != null && forType(fieldType.getType()) != fieldInfo.type) {
        throw new SerializerException("Wrong field type for id=%d: expected %s, got %s", fieldInfo.id, asString(forType(fieldType.getType())), asString(fieldInfo.getType()));
    }
    switch(fieldInfo.type) {
        case BinaryType.VOID:
            return Boolean.TRUE;
        case BinaryType.BOOL:
            return in.expectByte() != 0;
        case BinaryType.BYTE:
            return in.expectByte();
        case BinaryType.I16:
            return in.expectShort();
        case BinaryType.I32:
            int val = in.expectInt();
            if (fieldType != null && fieldType instanceof PEnumDescriptor) {
                @SuppressWarnings("unchecked") PEnumBuilder builder = ((PEnumDescriptor<?>) fieldType).builder();
                builder.setById(val);
                return builder.build();
            } else {
                return val;
            }
        case BinaryType.I64:
            return in.expectLong();
        case BinaryType.DOUBLE:
            return in.expectDouble();
        case BinaryType.STRING:
            int len = in.expectUInt32();
            byte[] data = in.expectBytes(len);
            if (fieldType != null && fieldType.getType() == PType.STRING) {
                return new String(data, StandardCharsets.UTF_8);
            } else {
                return Binary.wrap(data);
            }
        case BinaryType.STRUCT:
            {
                if (fieldType == null) {
                    consumeMessage(in);
                    return null;
                }
                return readMessage(in, (PMessageDescriptor<?, ?>) fieldType, strict);
            }
        case BinaryType.MAP:
            {
                final byte keyT = in.expectByte();
                final byte itemT = in.expectByte();
                final int size = in.expectUInt32();
                PDescriptor keyType = null;
                PDescriptor valueType = null;
                PMap.Builder<Object, Object> out;
                if (fieldType != null) {
                    @SuppressWarnings("unchecked") PMap<Object, Object> mapType = (PMap<Object, Object>) fieldType;
                    keyType = mapType.keyDescriptor();
                    valueType = mapType.itemDescriptor();
                    out = mapType.builder();
                } else {
                    out = new PMap.DefaultBuilder<>();
                }
                FieldInfo keyInfo = new FieldInfo(1, keyT);
                FieldInfo itemInfo = new FieldInfo(2, itemT);
                for (int i = 0; i < size; ++i) {
                    Object key = readFieldValue(in, keyInfo, keyType, strict);
                    Object value = readFieldValue(in, itemInfo, valueType, strict);
                    if (key != null && value != null) {
                        out.put(key, value);
                    } else if (strict) {
                        if (key == null) {
                            throw new SerializerException("Null key in map");
                        } else {
                            throw new SerializerException("Null value in map");
                        }
                    }
                }
                return out.build();
            }
        case BinaryType.SET:
            {
                final byte itemT = in.expectByte();
                final int size = in.expectUInt32();
                PDescriptor entryType = null;
                PSet.Builder<Object> out;
                if (fieldType != null) {
                    @SuppressWarnings("unchecked") PSet<Object> setType = (PSet<Object>) fieldType;
                    entryType = setType.itemDescriptor();
                    out = setType.builder();
                } else {
                    out = new PSet.DefaultBuilder<>();
                }
                FieldInfo itemInfo = new FieldInfo(0, itemT);
                for (int i = 0; i < size; ++i) {
                    Object value = readFieldValue(in, itemInfo, entryType, strict);
                    if (value != null) {
                        out.add(value);
                    } else if (strict) {
                        throw new SerializerException("Null value in set");
                    }
                }
                return out.build();
            }
        case BinaryType.LIST:
            {
                final byte itemT = in.expectByte();
                final int size = in.expectUInt32();
                PDescriptor entryType = null;
                PList.Builder<Object> out;
                if (fieldType != null) {
                    @SuppressWarnings("unchecked") PList<Object> listType = (PList<Object>) fieldType;
                    entryType = listType.itemDescriptor();
                    out = listType.builder();
                } else {
                    out = new PList.DefaultBuilder<>();
                }
                FieldInfo itemInfo = new FieldInfo(0, itemT);
                for (int i = 0; i < size; ++i) {
                    Object value = readFieldValue(in, itemInfo, entryType, strict);
                    if (value != null) {
                        out.add(value);
                    } else if (strict) {
                        throw new SerializerException("Null value in list");
                    }
                }
                return out.build();
            }
        default:
            throw new SerializerException("unknown data type: " + fieldInfo.getType());
    }
}