/tags/release-0.0.0-rc0/hive/external/ql/src/java/org/apache/hadoop/hive/ql/exec/persistence/AbstractRowContainer.java
Java | 48 lines | 11 code | 12 blank | 25 comment | 0 complexity | 127efcb3416a2ae1ff33b01055c5a7ae 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.hadoop.hive.ql.exec.persistence;
- import org.apache.hadoop.hive.ql.metadata.HiveException;
- public abstract class AbstractRowContainer<Row> {
- public AbstractRowContainer() {
- }
- public abstract void add(Row t) throws HiveException;
- public abstract Row first() throws HiveException;
- public abstract Row next() throws HiveException;
- /**
- * Get the number of elements in the RowContainer.
- *
- * @return number of elements in the RowContainer
- */
- public abstract int size();
- /**
- * Remove all elements in the RowContainer.
- */
- public abstract void clear() throws HiveException;
- }