/tags/release-0.2.0-rc0/src/java/org/apache/hcatalog/data/HCatRecord.java
Java | 136 lines | 80 code | 29 blank | 27 comment | 0 complexity | a12327e3bb26df0ccc77193e64de22a8 MD5 | raw file
Possible License(s): Apache-2.0, BSD-3-Clause, JSON, CPL-1.0
- /*
- * 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.hcatalog.data;
- import java.util.List;
- import java.util.Map;
- import org.apache.hcatalog.common.HCatException;
- import org.apache.hcatalog.data.schema.HCatSchema;
- /**
- * Abstract class exposing get and set semantics for basic record usage.
- * Note :
- * HCatRecord is designed only to be used as in-memory representation only.
- * Don't use it to store data on the physical device.
- */
- public abstract class HCatRecord implements HCatRecordable {
- public abstract Object get(String fieldName, HCatSchema recordSchema) throws HCatException;
- public abstract void set(String fieldName, HCatSchema recordSchema, Object value ) throws HCatException;
- public abstract void remove(int idx) throws HCatException;
- protected Object get(String fieldName, HCatSchema recordSchema, Class clazz) throws HCatException{
- // TODO : if needed, verify that recordschema entry for fieldname matches appropriate type.
- return get(fieldName,recordSchema);
- }
- public Boolean getBoolean(String fieldName, HCatSchema recordSchema) throws HCatException {
- return (Boolean) get(fieldName, recordSchema, Boolean.class);
- }
- public void setBoolean(String fieldName, HCatSchema recordSchema, Boolean value) throws HCatException {
- set(fieldName,recordSchema,value);
- }
- public Byte getByte(String fieldName, HCatSchema recordSchema) throws HCatException {
- //TINYINT
- return (Byte) get(fieldName, recordSchema, Byte.class);
- }
- public void setByte(String fieldName, HCatSchema recordSchema, Byte value) throws HCatException {
- set(fieldName,recordSchema,value);
- }
- public Short getShort(String fieldName, HCatSchema recordSchema) throws HCatException {
- // SMALLINT
- return (Short) get(fieldName, recordSchema, Short.class);
- }
- public void setShort(String fieldName, HCatSchema recordSchema, Short value) throws HCatException {
- set(fieldName,recordSchema,value);
- }
- public Integer getInteger(String fieldName, HCatSchema recordSchema) throws HCatException {
- return (Integer) get(fieldName,recordSchema, Integer.class);
- }
- public void setInteger(String fieldName, HCatSchema recordSchema, Integer value) throws HCatException {
- set(fieldName,recordSchema,value);
- }
- public Long getLong(String fieldName, HCatSchema recordSchema) throws HCatException {
- // BIGINT
- return (Long) get(fieldName,recordSchema,Long.class);
- }
- public void setLong(String fieldName, HCatSchema recordSchema, Long value) throws HCatException {
- set(fieldName,recordSchema,value);
- }
- public Float getFloat(String fieldName, HCatSchema recordSchema) throws HCatException {
- return (Float) get(fieldName,recordSchema,Float.class);
- }
- public void setFloat(String fieldName, HCatSchema recordSchema, Float value) throws HCatException {
- set(fieldName,recordSchema,value);
- }
- public Double getDouble(String fieldName, HCatSchema recordSchema) throws HCatException {
- return (Double) get(fieldName,recordSchema,Double.class);
- }
- public void setDouble(String fieldName, HCatSchema recordSchema, Double value) throws HCatException {
- set(fieldName,recordSchema,value);
- }
- public String getString(String fieldName, HCatSchema recordSchema) throws HCatException {
- return (String) get(fieldName,recordSchema,String.class);
- }
- public void setString(String fieldName, HCatSchema recordSchema, String value) throws HCatException {
- set(fieldName,recordSchema,value);
- }
- @SuppressWarnings("unchecked")
- public List<? extends Object> getStruct(String fieldName, HCatSchema recordSchema) throws HCatException {
- return (List<? extends Object>) get(fieldName,recordSchema,List.class);
- }
- public void setStruct(String fieldName, HCatSchema recordSchema, List<? extends Object> value) throws HCatException {
- set(fieldName,recordSchema,value);
- }
- public List<?> getList(String fieldName, HCatSchema recordSchema) throws HCatException {
- return (List<?>) get(fieldName,recordSchema,List.class);
- }
- public void setList(String fieldName, HCatSchema recordSchema, List<?> value) throws HCatException {
- set(fieldName,recordSchema,value);
- }
- public Map<?,?> getMap(String fieldName, HCatSchema recordSchema) throws HCatException {
- return (Map<?,?>) get(fieldName,recordSchema,Map.class);
- }
- public void setMap(String fieldName, HCatSchema recordSchema, Map<?,?> value) throws HCatException {
- set(fieldName,recordSchema,value);
- }
- }