java.lang.Object
- com.google.android.exoplayer2.upstream.cache.CacheSpan

All Implemented Interfaces:

Comparable<CacheSpan>
```
public class CacheSpan
extends Object
implements Comparable<CacheSpan>
```
Defines a span of data that may or may not be cached (as indicated by isCached).

Field Summary

Fields
Modifier and Type	Field	Description
`File`	`file`	The file corresponding to this `CacheSpan`, or null if `isCached` is false.
`boolean`	`isCached`	Whether the `CacheSpan` is cached.
`String`	`key`	The cache key that uniquely identifies the resource.
`long`	`lastTouchTimestamp`	The last touch timestamp, or `C.TIME_UNSET` if `isCached` is false.
`long`	`length`	The length of the `CacheSpan`, or `C.LENGTH_UNSET` if this is an open-ended hole.
`long`	`position`	The position of the `CacheSpan` in the resource.

Constructor Summary

Constructors
Constructor	Description
`CacheSpan(String key, long position, long length)`	Creates a hole CacheSpan which isn't cached, has no last touch timestamp and no file associated.
`CacheSpan(String key, long position, long length, long lastTouchTimestamp, File file)`	Creates a CacheSpan.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`int`	`compareTo(CacheSpan another)`
`boolean`	`isHoleSpan()`	Returns whether this is a hole `CacheSpan`.
`boolean`	`isOpenEnded()`	Returns whether this is an open-ended `CacheSpan`.
`String`	`toString()`

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

- Field Detail
  - key
```
public final String key
```
    The cache key that uniquely identifies the resource.
  - position
```
public final long position
```
    The position of the CacheSpan in the resource.
  - length
```
public final long length
```
    The length of the CacheSpan, or C.LENGTH_UNSET if this is an open-ended hole.
  - isCached
```
public final boolean isCached
```
    Whether the CacheSpan is cached.
  - file
```
@Nullable
public final File file
```
    The file corresponding to this CacheSpan, or null if isCached is false.
  - lastTouchTimestamp
```
public final long lastTouchTimestamp
```
    The last touch timestamp, or C.TIME_UNSET if isCached is false.
- Constructor Detail
  - CacheSpan
```
public CacheSpan(String key,
                 long position,
                 long length)
```
    Creates a hole CacheSpan which isn't cached, has no last touch timestamp and no file associated.
    
    Parameters:
    
    key - The cache key that uniquely identifies the resource.
    
    position - The position of the CacheSpan in the resource.
    
    length - The length of the CacheSpan, or C.LENGTH_UNSET if this is an open-ended hole.
  - CacheSpan
```
public CacheSpan(String key,
                 long position,
                 long length,
                 long lastTouchTimestamp,
                 @Nullable
                 File file)
```
    Creates a CacheSpan.
    
    Parameters:
    
    key - The cache key that uniquely identifies the resource.
    
    position - The position of the CacheSpan in the resource.
    
    length - The length of the CacheSpan, or C.LENGTH_UNSET if this is an open-ended hole.
    
    lastTouchTimestamp - The last touch timestamp, or C.TIME_UNSET if isCached is false.
    
    file - The file corresponding to this CacheSpan, or null if it's a hole.
- Method Detail
  - isOpenEnded
```
public boolean isOpenEnded()
```
    Returns whether this is an open-ended CacheSpan.
  - isHoleSpan
```
public boolean isHoleSpan()
```
    Returns whether this is a hole CacheSpan.
  - compareTo
```
public int compareTo(CacheSpan another)
```
    Specified by:
    
    compareTo in interface Comparable<CacheSpan>
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class Object

Class CacheSpan

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

key

position

length

isCached

file

lastTouchTimestamp

Constructor Detail

CacheSpan

CacheSpan

Method Detail

isOpenEnded

isHoleSpan

compareTo

toString