ConfigCache (configcat-java-client 9.1.2 API)

java.lang.Object
- com.configcat.ConfigCache

```
public abstract class ConfigCache
extends java.lang.Object
```
A cache API used to make custom cache implementations for ConfigCatClient.

Constructor Summary

Constructors
Constructor Description

ConfigCache()

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`protected abstract java.lang.String`	`read(java.lang.String key)`	Child classes has to implement this method, the `ConfigCatClient` uses it to get the actual value from the cache.
`protected abstract void`	`write(java.lang.String key, java.lang.String value)`	* Child classes has to implement this method, the `ConfigCatClient` uses it to set the actual cached value.

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

- Constructor Detail
  - ConfigCache
```
public ConfigCache()
```
- Method Detail
  - read
```
protected abstract java.lang.String read(java.lang.String key)
                                  throws java.lang.Exception
```
    Child classes has to implement this method, the ConfigCatClient uses it to get the actual value from the cache.
    
    Parameters:
    
    key - the key of the cache entry.
    
    Returns:
    
    the cached configuration.
    
    Throws:
    
    java.lang.Exception - if unable to read the cache.
  - write
```
protected abstract void write(java.lang.String key,
                              java.lang.String value)
                       throws java.lang.Exception
```
    * Child classes has to implement this method, the ConfigCatClient uses it to set the actual cached value.
    
    Parameters:
    
    key - the key of the cache entry.
    
    value - the new value to cache.
    
    Throws:
    
    java.lang.Exception - if unable to save the value.