/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.tajo.storage;
import org.apache.tajo.common.TajoDataTypes;
import org.apache.tajo.datum.Datum;
import org.apache.tajo.util.datetime.TimeMeta;
public interface Tuple extends Cloneable {
int size();
boolean contains(int fieldid);
boolean isBlank(int fieldid);
boolean isBlankOrNull(int fieldid);
void insertTuple(int fieldId, Tuple tuple);
void put(int fieldId, Datum value);
void put(Datum[] values);
void clear();
Datum asDatum(int fieldId);
TajoDataTypes.Type type(int fieldId);
int size(int fieldId);
void clearOffset();
void setOffset(long offset);
long getOffset();
boolean getBool(int fieldId);
byte getByte(int fieldId);
char getChar(int fieldId);
byte[] getBytes(int fieldId);
byte[] getTextBytes(int fieldId);
short getInt2(int fieldId);
int getInt4(int fieldId);
long getInt8(int fieldId);
float getFloat4(int fieldId);
double getFloat8(int fieldId);
String getText(int fieldId);
TimeMeta getTimeDate(int fieldId);
Datum getProtobufDatum(int fieldId);
Datum getInterval(int fieldId);
// todo remove this
char [] getUnicodeChars(int fieldId);
Tuple clone() throws CloneNotSupportedException;
// todo remove this
Datum[] getValues();
}