Context

```
public interface Context
```

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`boolean`	`contains(java.lang.Object key)`
`java.lang.Object`	`get(java.lang.Object key)`
`void`	`hide(java.lang.Object key)`	Hides the item in the containerContext.
`void`	`makeReadOnly()`	Make the containerContext read-only.
`void`	`put(java.lang.Object key, java.lang.Object value)`	Adds the item to the containerContext.

- Method Detail
  - get
```
java.lang.Object get(java.lang.Object key)
              throws ContextException
```
    Throws:
    
    ContextException
  - contains
```
boolean contains(java.lang.Object key)
```
  - put
```
void put(java.lang.Object key,
         java.lang.Object value)
  throws java.lang.IllegalStateException
```
    Adds the item to the containerContext.
    
    Parameters:
    
    key - the key of the item
    
    value - the item
    
    Throws:
    
    java.lang.IllegalStateException - if containerContext is read only
  - hide
```
void hide(java.lang.Object key)
   throws java.lang.IllegalStateException
```
    Hides the item in the containerContext. After remove(key) has been called, a get(key) will always fail, even if the parent containerContext has such a mapping.
    
    Parameters:
    
    key - the items key
    
    Throws:
    
    java.lang.IllegalStateException - if containerContext is read only
  - makeReadOnly
```
void makeReadOnly()
```
    Make the containerContext read-only. Any attempt to write to the containerContext via put() will result in an IllegalStateException.