All Known Implementing Classes:

CacheServiceImpl
```
public interface CacheService
```
Author:

Sumer Jabri, Alfonso Vásquez

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`addScope(Context context)`	Adds a new scope to the cache for the given context.
`void`	`clearAll()`	Clears the contents of the entire cache.
`void`	`clearScope(Context context)`	Clears the contents of the scope of the given context.
`Object`	`get(Context context, Object key)`	Retrieves an item's value from the scope of the given context, or null if not found.
`CacheItem`	`getItem(Context context, Object key)`	Retrieves an item from the scope of the given context, or null if not found.
`Collection<?>`	`getKeys(Context context)`	Returns a list of the keys of the items present in the scope of the given context.
`Collection<String>`	`getScopes()`	Returns the list of scopes this cache manages.
`int`	`getSize(Context context)`	Returns the quantity of items present in scope of the given context.
`CacheStatistics`	`getStatistics(Context context)`	Returns the statistics for the scope of the given context.
`boolean`	`hasKey(Context context, Object key)`	Returns true if there's and item with the specified key in the scope of the given context.
`boolean`	`hasScope(Context context)`	Returns true if the scope of the given context exists.
`void`	`put(Context context, Object key, Object value)`	Puts an item in the scope of the given context.
`void`	`put(Context context, Object key, Object value, CachingOptions cachingOptions, CacheLoader loader, Object... loaderParams)`	Puts and item in the scope of the given context.
`boolean`	`remove(Context context, Object key)`	Removes an item from the scope of the given context.
`void`	`removeScope(Context context)`	Removes the scope associated to the given context

Method Detail

getScopes

Collection<String> getScopes()
                      throws InternalCacheEngineException

Returns the list of scopes this cache manages.

Throws:: InternalCacheEngineException

clearAll
```
void clearAll()
       throws InternalCacheEngineException
```
Clears the contents of the entire cache.

Throws:

InternalCacheEngineException

addScope
```
void addScope(Context context)
       throws InternalCacheEngineException
```
Adds a new scope to the cache for the given context.

Throws:

InternalCacheEngineException

removeScope

void removeScope(Context context)
          throws InvalidContextException,
                 InternalCacheEngineException

Removes the scope associated to the given context

Throws:: InvalidContextException; InternalCacheEngineException

hasScope

boolean hasScope(Context context)
          throws InvalidContextException,
                 InternalCacheEngineException

Returns true if the scope of the given context exists.

Throws:: InvalidContextException; InternalCacheEngineException

getSize
```
int getSize(Context context)
     throws InvalidContextException,
            InternalCacheEngineException
```
Returns the quantity of items present in scope of the given context.

Throws:

InvalidContextException

InternalCacheEngineException

getKeys

Collection<?> getKeys(Context context)
               throws InvalidContextException,
                      InternalCacheEngineException

Returns a list of the keys of the items present in the scope of the given context.

Throws:: InvalidContextException; InternalCacheEngineException

hasKey

boolean hasKey(Context context,
               Object key)
        throws InvalidContextException,
               InternalCacheEngineException

Returns true if there's and item with the specified key in the scope of the given context.

Throws:: InvalidContextException; InternalCacheEngineException

getItem

CacheItem getItem(Context context,
                  Object key)
           throws InvalidContextException,
                  InternalCacheEngineException

Retrieves an item from the scope of the given context, or null if not found.

Throws:: InvalidContextException; InternalCacheEngineException

get

Object get(Context context,
           Object key)
    throws InvalidContextException,
           InternalCacheEngineException

Retrieves an item's value from the scope of the given context, or null if not found.

Throws:: InvalidContextException; InternalCacheEngineException

put

void put(Context context,
         Object key,
         Object value)
  throws InvalidContextException,
         InternalCacheEngineException

Puts an item in the scope of the given context.

Throws:: InvalidContextException; InternalCacheEngineException

put

void put(Context context,
         Object key,
         Object value,
         CachingOptions cachingOptions,
         CacheLoader loader,
         Object... loaderParams)
  throws InvalidContextException,
         InternalCacheEngineException

Puts and item in the scope of the given context.

Throws:: InvalidContextException; InternalCacheEngineException

remove

boolean remove(Context context,
               Object key)
        throws InvalidContextException,
               InternalCacheEngineException

Removes an item from the scope of the given context.

Throws:: InvalidContextException; InternalCacheEngineException

clearScope

void clearScope(Context context)
         throws InvalidContextException,
                InternalCacheEngineException

Clears the contents of the scope of the given context.

Throws:: InvalidContextException; InternalCacheEngineException

getStatistics
```
CacheStatistics getStatistics(Context context)
```
Returns the statistics for the scope of the given context.

Interface CacheService