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FileMetadata.java
File metadata and controls
65 lines (46 loc) · 1.78 KB
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/*
* 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.orc;
import java.util.List;
/**
* Cached file metadata. Right now, it caches everything; we don't have to store all the
* protobuf structs actually, we could just store what we need, but that would require that
* ORC stop depending on them too. Luckily, they shouldn't be very big.
* @deprecated Use {@link org.apache.orc.impl.OrcTail} instead
* @since 1.1.0
*/
@Deprecated
public interface FileMetadata {
boolean isOriginalFormat();
List<StripeInformation> getStripes();
CompressionKind getCompressionKind();
int getCompressionBufferSize();
int getRowIndexStride();
int getColumnCount();
int getFlattenedColumnCount();
Object getFileKey();
List<Integer> getVersionList();
int getMetadataSize();
int getWriterImplementation();
int getWriterVersionNum();
List<OrcProto.Type> getTypes();
List<OrcProto.StripeStatistics> getStripeStats();
long getContentLength();
long getNumberOfRows();
List<OrcProto.ColumnStatistics> getFileStats();
}