MetaMarker (TsFile 0.14.0-preview1 API)

java.lang.Object
- org.apache.iotdb.tsfile.file.MetaMarker

```
public class MetaMarker
extends Object
```
MetaMarker denotes the type of headers and footers. Enum is not used for space saving.

Field Summary

Fields
Modifier and Type	Field and Description
`static byte`	`CHUNK_GROUP_HEADER`
`static byte`	`CHUNK_HEADER` Chunk header marker and this chunk has more than one page.
`static byte`	`ONLY_ONE_PAGE_CHUNK_HEADER` Chunk header marker and this chunk has only one page.
`static byte`	`ONLY_ONE_PAGE_TIME_CHUNK_HEADER` Time Chunk header marker and this chunk has only one page.
`static byte`	`ONLY_ONE_PAGE_VALUE_CHUNK_HEADER` Value Chunk header marker and this chunk has only one page.
`static byte`	`OPERATION_INDEX_RANGE`
`static byte`	`SEPARATOR`
`static byte`	`TIME_CHUNK_HEADER` Time Chunk header marker and this chunk has more than one page.
`static byte`	`VALUE_CHUNK_HEADER` Value Chunk header marker and this chunk has more than one page.
`static byte`	`VERSION` Deprecated. (Since TsFile version 3, the marker VERSION is no longer used in TsFile. It should be removed when TsFile upgrade to version 4)

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type Method and Description

static void handleUnexpectedMarker(byte marker)
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

All Methods Static Methods Concrete Methods
Modifier and Type	Method and Description
`static void`	`handleUnexpectedMarker(byte marker)`

- Field Detail
  - CHUNK_GROUP_HEADER
```
public static final byte CHUNK_GROUP_HEADER
```
    See Also:
    
    Constant Field Values
  - CHUNK_HEADER
```
public static final byte CHUNK_HEADER
```
    Chunk header marker and this chunk has more than one page.
    
    See Also:
    
    Constant Field Values
  - SEPARATOR
```
public static final byte SEPARATOR
```
    See Also:
    
    Constant Field Values
  - VERSION
```
@Deprecated
public static final byte VERSION
```
    Deprecated. (Since TsFile version 3, the marker VERSION is no longer used in TsFile. It should be removed when TsFile upgrade to version 4)
    
    See Also:
    
    Constant Field Values
  - OPERATION_INDEX_RANGE
```
public static final byte OPERATION_INDEX_RANGE
```
    See Also:
    
    Constant Field Values
  - ONLY_ONE_PAGE_CHUNK_HEADER
```
public static final byte ONLY_ONE_PAGE_CHUNK_HEADER
```
    Chunk header marker and this chunk has only one page.
    
    See Also:
    
    Constant Field Values
  - TIME_CHUNK_HEADER
```
public static final byte TIME_CHUNK_HEADER
```
    Time Chunk header marker and this chunk has more than one page.
    
    See Also:
    
    Constant Field Values
  - VALUE_CHUNK_HEADER
```
public static final byte VALUE_CHUNK_HEADER
```
    Value Chunk header marker and this chunk has more than one page.
    
    See Also:
    
    Constant Field Values
  - ONLY_ONE_PAGE_TIME_CHUNK_HEADER
```
public static final byte ONLY_ONE_PAGE_TIME_CHUNK_HEADER
```
    Time Chunk header marker and this chunk has only one page.
    
    See Also:
    
    Constant Field Values
  - ONLY_ONE_PAGE_VALUE_CHUNK_HEADER
```
public static final byte ONLY_ONE_PAGE_VALUE_CHUNK_HEADER
```
    Value Chunk header marker and this chunk has only one page.
    
    See Also:
    
    Constant Field Values
- Method Detail
  - handleUnexpectedMarker
```
public static void handleUnexpectedMarker(byte marker)
                                   throws IOException
```
    Throws:
    
    IOException

Class MetaMarker

Field Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

CHUNK_GROUP_HEADER

CHUNK_HEADER

SEPARATOR

VERSION

OPERATION_INDEX_RANGE

ONLY_ONE_PAGE_CHUNK_HEADER

TIME_CHUNK_HEADER

VALUE_CHUNK_HEADER

ONLY_ONE_PAGE_TIME_CHUNK_HEADER

ONLY_ONE_PAGE_VALUE_CHUNK_HEADER

Method Detail

handleUnexpectedMarker