Class FileMetaData
- java.lang.Object
-
- org.apache.parquet.hadoop.metadata.FileMetaData
-
- All Implemented Interfaces:
Serializable
public final class FileMetaData extends Object implements Serializable
File level meta data (Schema, codec, ...)- See Also:
- Serialized Form
-
-
Constructor Summary
Constructors Constructor Description FileMetaData(MessageType schema, Map<String,String> keyValueMetaData, String createdBy)
FileMetaData(MessageType schema, Map<String,String> keyValueMetaData, String createdBy, InternalFileDecryptor fileDecryptor)
-
Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description String
getCreatedBy()
InternalFileDecryptor
getFileDecryptor()
Map<String,String>
getKeyValueMetaData()
MessageType
getSchema()
String
toString()
-
-
-
Constructor Detail
-
FileMetaData
public FileMetaData(MessageType schema, Map<String,String> keyValueMetaData, String createdBy)
- Parameters:
schema
- the schema for the filekeyValueMetaData
- the app specific metadatacreatedBy
- the description of the library that created the file- Throws:
NullPointerException
- if schema or keyValueMetaData isnull
-
FileMetaData
public FileMetaData(MessageType schema, Map<String,String> keyValueMetaData, String createdBy, InternalFileDecryptor fileDecryptor)
-
-
Method Detail
-
getSchema
public MessageType getSchema()
- Returns:
- the schema for the file
-
getKeyValueMetaData
public Map<String,String> getKeyValueMetaData()
- Returns:
- meta data for extensions
-
getCreatedBy
public String getCreatedBy()
- Returns:
- the description of the library that created the file
-
getFileDecryptor
public InternalFileDecryptor getFileDecryptor()
-
-