Java TList类代码示例

import org.apache.thrift.protocol.TList; //导入依赖的package包/类
/**
 * To consume a list of elements
 * @param c the type of the list content
 * @param consumer the consumer that will receive the list
 * @return a ListConsumer that can be passed to the DelegatingFieldConsumer
 */
public static <T extends TBase<T,? extends TFieldIdEnum>> ListConsumer listOf(Class<T> c, final Consumer<List<T>> consumer) {
  class ListConsumer implements Consumer<T> {
    List<T> list;
    @Override
    public void consume(T t) {
      list.add(t);
    }
  }
  final ListConsumer co = new ListConsumer();
  return new DelegatingListElementsConsumer(struct(c, co)) {
    @Override
    public void consumeList(TProtocol protocol,
        EventBasedThriftReader reader, TList tList) throws TException {
      co.list = new ArrayList<T>();
      super.consumeList(protocol, reader, tList);
      consumer.consume(co.list);
    }
  };
}
 

import org.apache.thrift.protocol.TList; //导入依赖的package包/类
@Override
public Void visit(final ThriftType.ListType listType, Void v) {
  dummyEvents.add(new ParquetProtocol("readListBegin()") {
    @Override
    public TList readListBegin() throws TException {
      return new TList();
    }
  });

  dummyEvents.add(new ParquetProtocol("readListEnd()") {
    @Override
    public void readListEnd() throws TException {
    }
  });

  return null;
}
 

import org.apache.thrift.protocol.TList; //导入依赖的package包/类
private boolean readOneList(TProtocol in, List<Action> buffer, ListType expectedType) throws TException {
  final TList list = in.readListBegin();
  buffer.add(new Action() {
    @Override
    public void write(TProtocol out) throws TException {
      out.writeListBegin(list);
    }

    @Override
    public String toDebugString() {
      return "<e=" + list.elemType + ", s=" + list.size + ">{";
    }
  });
  boolean hasFieldsIgnored = readCollectionElements(in, list.size, list.elemType, buffer, expectedType.getValues().getType());
  in.readListEnd();
  buffer.add(LIST_END);
  return hasFieldsIgnored;
}
 

import org.apache.thrift.protocol.TList; //导入依赖的package包/类
public void writeListBegin(TList list) throws TException {
	assertContextIsNotMapKey(LIST);
	writeContext_.write();
	trans_.write(LBRACKET);
	pushWriteContext(new ListContext());
	// No metadata!
}
 

import org.apache.thrift.protocol.TList; //导入依赖的package包/类
public TList readListBegin() throws TException {
	BaseArray prevStruct = structStack.peek();
	BaseArray obj = prevStruct.getArray();
	structStack.push(obj);

	ListMetaData lm = (ListMetaData) obj.getMetaData();
	return new TList(lm.elemMetaData.type, obj.length());
}
 

import org.apache.thrift.protocol.TList; //导入依赖的package包/类
@Override
public void write(List list, TProtocol protocol) throws TException {
    protocol.writeListBegin(new TList(valueTypeAdapter.getTType(), list.size()));
    for (Object o : list) {
        valueTypeAdapter.write(o, protocol);
    }
    protocol.writeListEnd();
}
 

import org.apache.thrift.protocol.TList; //导入依赖的package包/类
@Override
public List read(TProtocol protocol) throws TException {
    TList tlist = protocol.readListBegin();
    ArrayList arrayList = new ArrayList(tlist.size);
    for (int i = 0, n = tlist.size; i < n; i++) {
        arrayList.add(valueTypeAdapter.read(protocol));
    }
    protocol.readListEnd();
    return arrayList;
}
 

import org.apache.thrift.protocol.TList; //导入依赖的package包/类
@Override
public void writeListBegin(TList list) throws TException {
    if (!writeFieldBegin) {
        protocol.writeListBegin(list);
        return;
    }

    if (writeListDepth == 0 && currentField != null) {
        List<ByteArrayOutput> outputs = replaceFields.get(currentField.name);
        if (outputs == null) {
            throw new TException("not found replace field - " + currentField.name);
        }

        final TList replaceList = new TList(list.elemType, outputs.size());
        protocol.writeListBegin(replaceList);
        for (ByteArrayOutput output : outputs) {
            try {
                final OutputStream out = ((ByteArrayOutputStreamTransport) getTransport()).getByteArrayOutputStream();
                output.writeTo(out);
            } catch (IOException e) {
                throw new TException(e);
            }
        }
    }

    writeListDepth++;
}
 

import org.apache.thrift.protocol.TList; //导入依赖的package包/类
/**
 * reads the list content (elements) from the underlying protocol and passes the events to the list event consumer
 * @param eventConsumer the consumer
 * @param tList the list descriptor
 * @throws TException
 */
public void readListContent(ListConsumer eventConsumer, TList tList)
    throws TException {
  for (int i = 0; i < tList.size; i++) {
    eventConsumer.consumeElement(protocol, this, tList.elemType);
  }
}
 

import org.apache.thrift.protocol.TList; //导入依赖的package包/类
@Override
void collectionStart(final int count, final byte type) {
  parentEvents.add(new ParquetProtocol("readListBegin()") {
    @Override
    public TList readListBegin() throws TException {
      return new TList(type, count);
    }
  });
}
 

import org.apache.thrift.protocol.TList; //导入依赖的package包/类
private void readOneList(TProtocol in, TProtocol out) throws TException {
  final TList list = in.readListBegin();
  out.writeListBegin(list);
  readCollectionElements(in, out, list.size, list.elemType);
  in.readListEnd();
  out.writeListEnd();
}
 

import org.apache.thrift.protocol.TList; //导入依赖的package包/类
public TList readListBegin() throws TException {
	StructContext context = (StructContext) peekContext();
	if(context.fieldsStack.isEmpty()) {
     return EMPTY_LIST;
   }
   String fieldName = context.fieldsStack.peek();

   ListContext listContext = new ListContext();
   BasicDBList dbList = (BasicDBList) context.dbObject.get(fieldName);

   listContext.dbList = dbList;
   listContext.thriftObject = getThriftObject(context.thriftObject, fieldName);
   pushContext(listContext);
   return new TList(TType.LIST, dbList.size());
}
 

import org.apache.thrift.protocol.TList; //导入依赖的package包/类
@Override
public TList readListBegin() throws TException {
    return new TList((Byte) params.pollFirst(), (Integer) params.pollFirst());
}
 

import org.apache.thrift.protocol.TList; //导入依赖的package包/类
@Override
public void writeListBegin(TList tList) throws TException {
    oprot.writeListBegin(tList);
}
 

import org.apache.thrift.protocol.TList; //导入依赖的package包/类
public void writeListBegin(TList list) throws TException {
    this.assertContextIsNotMapKey("list");
    this.writeContext_.write();
    this.trans_.write(LBRACKET);
    this.pushWriteContext(new TSimpleJSONProtocol.ListContext());
}