Example usage for org.apache.thrift.protocol TTupleProtocol readByte

Introduction

In this page you can find the example usage for org.apache.thrift.protocol TTupleProtocol readByte.

Prototype

public byte readByte() throws TException 

Source Link

Document

Read a single byte off the wire.

Usage

From source file:net.morimekta.providence.thrift.TTupleProtocolSerializer.java

License:Apache License

private Object readTypedValue(PDescriptor type, TTupleProtocol protocol)
        throws TException, SerializerException {
    switch (type.getType()) {
    case BOOL:/*from ww  w. j  av  a 2s .c  o m*/
        return protocol.readBool();
    case BYTE:
        return protocol.readByte();
    case I16:
        return protocol.readI16();
    case I32:
        return protocol.readI32();
    case I64:
        return protocol.readI64();
    case DOUBLE:
        return protocol.readDouble();
    case BINARY: {
        ByteBuffer buffer = protocol.readBinary();
        return Binary.wrap(buffer.array());
    }
    case STRING:
        return protocol.readString();
    case ENUM: {
        PEnumDescriptor<?> et = (PEnumDescriptor<?>) type;
        PEnumBuilder<?> eb = et.builder();
        final int value = protocol.readI32();
        eb.setByValue(value);
        if (readStrict && !eb.valid()) {
            throw new SerializerException("Invalid enum value " + value + " for " + et.getQualifiedName());
        }
        return eb.build();
    }
    case MESSAGE:
        return readMessage(protocol, (PMessageDescriptor<?, ?>) type);
    case LIST: {
        int lSize = protocol.readI32();
        @SuppressWarnings("unchecked")
        PList<Object> lDesc = (PList<Object>) type;
        PDescriptor liDesc = lDesc.itemDescriptor();

        PList.Builder<Object> list = lDesc.builder();
        for (int i = 0; i < lSize; ++i) {
            list.add(readTypedValue(liDesc, protocol));
        }

        return list.build();
    }
    case SET: {
        int sSize = protocol.readI32();
        @SuppressWarnings("unchecked")
        PSet<Object> sDesc = (PSet<Object>) type;
        PDescriptor siDesc = sDesc.itemDescriptor();

        PSet.Builder<Object> set = sDesc.builder();
        for (int i = 0; i < sSize; ++i) {
            set.add(readTypedValue(siDesc, protocol));
        }

        return set.build();
    }
    case MAP: {
        int mSize = protocol.readI32();
        @SuppressWarnings("unchecked")
        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 < mSize; ++i) {
            Object key = readTypedValue(mkDesc, protocol);
            Object val = readTypedValue(miDesc, protocol);
            map.put(key, val);
        }

        protocol.readMapEnd();
        return map.build();
    }
    default:
        throw new SerializerException("Unsupported protocol field type: " + type.getType());
    }
}

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