| /* |
| * 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.parquet.column; |
| |
| import org.apache.parquet.bytes.BytesInput; |
| import org.apache.parquet.io.api.Binary; |
| |
| /** |
| * writer for (repetition level, definition level, values) triplets |
| */ |
| public interface ColumnWriter { |
| |
| /** |
| * writes the current value |
| * @param value an int value |
| * @param repetitionLevel a repetition level |
| * @param definitionLevel a definition level |
| */ |
| void write(int value, int repetitionLevel, int definitionLevel); |
| |
| /** |
| * writes the current value |
| * @param value a long value |
| * @param repetitionLevel a repetition level |
| * @param definitionLevel a definition level |
| */ |
| void write(long value, int repetitionLevel, int definitionLevel); |
| |
| /** |
| * writes the current value |
| * @param value a boolean value |
| * @param repetitionLevel a repetition level |
| * @param definitionLevel a definition level |
| */ |
| void write(boolean value, int repetitionLevel, int definitionLevel); |
| |
| /** |
| * writes the current value |
| * @param value a Binary value |
| * @param repetitionLevel a repetition level |
| * @param definitionLevel a definition level |
| */ |
| void write(Binary value, int repetitionLevel, int definitionLevel); |
| |
| /** |
| * writes the current value |
| * @param value a float value |
| * @param repetitionLevel a repetition level |
| * @param definitionLevel a definition level |
| */ |
| void write(float value, int repetitionLevel, int definitionLevel); |
| |
| /** |
| * writes the current value |
| * @param value a double value |
| * @param repetitionLevel a repetition level |
| * @param definitionLevel a definition level |
| */ |
| void write(double value, int repetitionLevel, int definitionLevel); |
| |
| /** |
| * writes the current null value |
| * @param repetitionLevel a repetition level |
| * @param definitionLevel a definition level |
| */ |
| void writeNull(int repetitionLevel, int definitionLevel); |
| |
| /** |
| * Close the underlying store. This should be called when there are no |
| * more data to be written. |
| */ |
| void close(); |
| |
| /** |
| * used to decide when to write a page or row group |
| * @return the number of bytes of memory used to buffer the current data |
| */ |
| long getBufferedSizeInMemory(); |
| } |
| |