| /** |
| * 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.pig; |
| |
| import java.io.IOException; |
| import java.math.BigDecimal; |
| import java.math.BigInteger; |
| import java.util.Map; |
| |
| import org.joda.time.DateTime; |
| |
| import org.apache.pig.classification.InterfaceAudience; |
| import org.apache.pig.classification.InterfaceStability; |
| import org.apache.pig.data.DataBag; |
| import org.apache.pig.data.DataByteArray; |
| import org.apache.pig.data.Tuple; |
| |
| /** |
| * An interface that provides methods for converting Pig internal types to byte[]. |
| * It is intended to be used by StoreFunc implementations. |
| * @since Pig 0.8 |
| */ |
| @InterfaceAudience.Public |
| @InterfaceStability.Evolving // Because we still don't have the map casts quite right |
| public interface StoreCaster extends LoadCaster { |
| public byte[] toBytes(DataBag bag) throws IOException; |
| |
| public byte[] toBytes(String s) throws IOException; |
| |
| public byte[] toBytes(Double d) throws IOException; |
| |
| public byte[] toBytes(Float f) throws IOException; |
| |
| public byte[] toBytes(Integer i) throws IOException; |
| |
| public byte[] toBytes(Boolean b) throws IOException; |
| |
| public byte[] toBytes(Long l) throws IOException; |
| |
| public byte[] toBytes(DateTime dt) throws IOException; |
| |
| public byte[] toBytes(Map<String, Object> m) throws IOException; |
| |
| public byte[] toBytes(Tuple t) throws IOException; |
| |
| public byte[] toBytes(DataByteArray a) throws IOException; |
| |
| public byte[] toBytes(BigInteger bi) throws IOException; |
| |
| public byte[] toBytes(BigDecimal bd) throws IOException; |
| } |