ColumnChunk (parquet format metadata 1.0.0 API)

java.lang.Object
- parquet.format.ColumnChunk

All Implemented Interfaces:

Serializable, Cloneable, Comparable<ColumnChunk>, org.apache.thrift.TBase<ColumnChunk,ColumnChunk._Fields>
```
public class ColumnChunk
extends Object
implements org.apache.thrift.TBase<ColumnChunk,ColumnChunk._Fields>, Serializable, Cloneable
```
See Also:
Serialized Form

Nested Class Summary

Nested Classes
Modifier and Type	Class and Description
`static class`	`ColumnChunk._Fields` The set of fields this struct contains, along with convenience methods for finding and manipulating them.

Field Summary

Fields
Modifier and Type	Field and Description
`long`	`file_offset` Byte offset in file_path to the ColumnMetaData *
`String`	`file_path` File where column data is stored.
`ColumnMetaData`	`meta_data` Column metadata for this chunk.
`static Map<ColumnChunk._Fields,org.apache.thrift.meta_data.FieldMetaData>`	`metaDataMap`

Constructor Summary

Constructors
Constructor and Description

ColumnChunk()

ColumnChunk(ColumnChunk other)
Performs a deep copy on other.

ColumnChunk(long file_offset)

Constructors
Constructor and Description
`ColumnChunk()`
`ColumnChunk(ColumnChunk other)` Performs a deep copy on other.
`ColumnChunk(long file_offset)`

Method Summary

Methods
Modifier and Type	Method and Description
`void`	`clear()`
`int`	`compareTo(ColumnChunk other)`
`ColumnChunk`	`deepCopy()`
`boolean`	`equals(ColumnChunk that)`
`boolean`	`equals(Object that)`
`ColumnChunk._Fields`	`fieldForId(int fieldId)`
`Object`	`getFieldValue(ColumnChunk._Fields field)`
`long`	`getFile_offset()` Byte offset in file_path to the ColumnMetaData *
`String`	`getFile_path()` File where column data is stored.
`ColumnMetaData`	`getMeta_data()` Column metadata for this chunk.
`int`	`hashCode()`
`boolean`	`isSet(ColumnChunk._Fields field)` Returns true if field corresponding to fieldID is set (has been asigned a value) and false otherwise
`boolean`	`isSetFile_offset()` Returns true if field file_offset is set (has been asigned a value) and false otherwise
`boolean`	`isSetFile_path()` Returns true if field file_path is set (has been asigned a value) and false otherwise
`boolean`	`isSetMeta_data()` Returns true if field meta_data is set (has been asigned a value) and false otherwise
`void`	`read(org.apache.thrift.protocol.TProtocol iprot)`
`void`	`setFieldValue(ColumnChunk._Fields field, Object value)`
`ColumnChunk`	`setFile_offset(long file_offset)` Byte offset in file_path to the ColumnMetaData *
`void`	`setFile_offsetIsSet(boolean value)`
`ColumnChunk`	`setFile_path(String file_path)` File where column data is stored.
`void`	`setFile_pathIsSet(boolean value)`
`ColumnChunk`	`setMeta_data(ColumnMetaData meta_data)` Column metadata for this chunk.
`void`	`setMeta_dataIsSet(boolean value)`
`String`	`toString()`
`void`	`unsetFile_offset()`
`void`	`unsetFile_path()`
`void`	`unsetMeta_data()`
`void`	`validate()`
`void`	`write(org.apache.thrift.protocol.TProtocol oprot)`

Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait

- Field Detail
  - file_path
```
public String file_path
```
    File where column data is stored. If not set, assumed to be same file as metadata. This path is relative to the current file.
  - file_offset
```
public long file_offset
```
    Byte offset in file_path to the ColumnMetaData *
  - meta_data
```
public ColumnMetaData meta_data
```
    Column metadata for this chunk. This is the same content as what is at file_path/file_offset. Having it here has it replicated in the file metadata.
  - metaDataMap
```
public static final Map<ColumnChunk._Fields,org.apache.thrift.meta_data.FieldMetaData> metaDataMap
```
- Constructor Detail
  - ColumnChunk
```
public ColumnChunk()
```
  - ColumnChunk
```
public ColumnChunk(long file_offset)
```
  - ColumnChunk
```
public ColumnChunk(ColumnChunk other)
```
    Performs a deep copy on other.
- Method Detail
  - deepCopy
```
public ColumnChunk deepCopy()
```
    Specified by:
    
    deepCopy in interface org.apache.thrift.TBase<ColumnChunk,ColumnChunk._Fields>
  - clear
```
public void clear()
```
    Specified by:
    
    clear in interface org.apache.thrift.TBase<ColumnChunk,ColumnChunk._Fields>
  - getFile_path
```
public String getFile_path()
```
    File where column data is stored. If not set, assumed to be same file as metadata. This path is relative to the current file.
  - setFile_path
```
public ColumnChunk setFile_path(String file_path)
```
    File where column data is stored. If not set, assumed to be same file as metadata. This path is relative to the current file.
  - unsetFile_path
```
public void unsetFile_path()
```
  - isSetFile_path
```
public boolean isSetFile_path()
```
    Returns true if field file_path is set (has been asigned a value) and false otherwise
  - setFile_pathIsSet
```
public void setFile_pathIsSet(boolean value)
```
  - getFile_offset
```
public long getFile_offset()
```
    Byte offset in file_path to the ColumnMetaData *
  - setFile_offset
```
public ColumnChunk setFile_offset(long file_offset)
```
    Byte offset in file_path to the ColumnMetaData *
  - unsetFile_offset
```
public void unsetFile_offset()
```
  - isSetFile_offset
```
public boolean isSetFile_offset()
```
    Returns true if field file_offset is set (has been asigned a value) and false otherwise
  - setFile_offsetIsSet
```
public void setFile_offsetIsSet(boolean value)
```
  - getMeta_data
```
public ColumnMetaData getMeta_data()
```
    Column metadata for this chunk. This is the same content as what is at file_path/file_offset. Having it here has it replicated in the file metadata.
  - setMeta_data
```
public ColumnChunk setMeta_data(ColumnMetaData meta_data)
```
    Column metadata for this chunk. This is the same content as what is at file_path/file_offset. Having it here has it replicated in the file metadata.
  - unsetMeta_data
```
public void unsetMeta_data()
```
  - isSetMeta_data
```
public boolean isSetMeta_data()
```
    Returns true if field meta_data is set (has been asigned a value) and false otherwise
  - setMeta_dataIsSet
```
public void setMeta_dataIsSet(boolean value)
```
  - setFieldValue
```
public void setFieldValue(ColumnChunk._Fields field,
                 Object value)
```
    Specified by:
    
    setFieldValue in interface org.apache.thrift.TBase<ColumnChunk,ColumnChunk._Fields>
  - getFieldValue
```
public Object getFieldValue(ColumnChunk._Fields field)
```
    Specified by:
    
    getFieldValue in interface org.apache.thrift.TBase<ColumnChunk,ColumnChunk._Fields>
  - isSet
```
public boolean isSet(ColumnChunk._Fields field)
```
    Returns true if field corresponding to fieldID is set (has been asigned a value) and false otherwise
    
    Specified by:
    
    isSet in interface org.apache.thrift.TBase<ColumnChunk,ColumnChunk._Fields>
  - equals
```
public boolean equals(Object that)
```
    Overrides:
    
    equals in class Object
  - equals
```
public boolean equals(ColumnChunk that)
```
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class Object
  - compareTo
```
public int compareTo(ColumnChunk other)
```
    Specified by:
    
    compareTo in interface Comparable<ColumnChunk>
  - fieldForId
```
public ColumnChunk._Fields fieldForId(int fieldId)
```
    Specified by:
    
    fieldForId in interface org.apache.thrift.TBase<ColumnChunk,ColumnChunk._Fields>
  - read
```
public void read(org.apache.thrift.protocol.TProtocol iprot)
          throws org.apache.thrift.TException
```
    Specified by:
    
    read in interface org.apache.thrift.TBase<ColumnChunk,ColumnChunk._Fields>
    
    Throws:
    
    org.apache.thrift.TException
  - write
```
public void write(org.apache.thrift.protocol.TProtocol oprot)
           throws org.apache.thrift.TException
```
    Specified by:
    
    write in interface org.apache.thrift.TBase<ColumnChunk,ColumnChunk._Fields>
    
    Throws:
    
    org.apache.thrift.TException
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class Object
  - validate
```
public void validate()
              throws org.apache.thrift.TException
```
    Throws:
    
    org.apache.thrift.TException

Class ColumnChunk

Nested Class Summary

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

file_path

file_offset

meta_data

metaDataMap

Constructor Detail

ColumnChunk

ColumnChunk

ColumnChunk

Method Detail

deepCopy

clear

getFile_path

setFile_path

unsetFile_path

isSetFile_path

setFile_pathIsSet

getFile_offset

setFile_offset

unsetFile_offset

isSetFile_offset

setFile_offsetIsSet

getMeta_data

setMeta_data

unsetMeta_data

isSetMeta_data

setMeta_dataIsSet

setFieldValue

getFieldValue

isSet

equals

equals

hashCode

compareTo

fieldForId

read

write

toString

validate