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## org.apache.struts2.views.jasperreports
Class ValueStackShadowMap

    java.lang.Object
      java.util.AbstractMap<K,V>
          java.util.HashMap
              org.apache.struts2.views.jasperreports.ValueStackShadowMap

All Implemented Interfaces:
  Serializable, Cloneable, Map

    public class ValueStackShadowMap

extends HashMap

Ported to Struts:

See Also:
  Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class java.util.AbstractMap
`AbstractMap.SimpleEntry<K,V>, AbstractMap.SimpleImmutableEntry<K,V>`

Constructor Summary
`ValueStackShadowMap(com.opensymphony.xwork2.util.ValueStack valueStack)` Constructs an instance of ValueStackShadowMap.

Method Summary
`boolean` | `containsKey(Object key)` Implementation of containsKey(), overriding HashMap implementation.
`Object` | `get(Object key)` Implementation of get(), overriding HashMap implementation.

Methods inherited from class java.util.HashMap
`clear, clone, containsValue, entrySet, isEmpty, keySet, put, putAll, remove, size, values`

Methods inherited from class java.util.AbstractMap
`equals, hashCode, toString`

Methods inherited from class java.lang.Object
`finalize, getClass, notify, notifyAll, wait, wait, wait`

Methods inherited from interface java.util.Map
`equals, hashCode`

Constructor Detail

### ValueStackShadowMap

    public ValueStackShadowMap(com.opensymphony.xwork2.util.ValueStack valueStack)

  Constructs an instance of ValueStackShadowMap.

  Parameters:
    `valueStack` - - the underlying valuestack

Method Detail

### containsKey

    public boolean containsKey(Object key)

  Implementation of containsKey(), overriding HashMap implementation.

  Specified by:
    `containsKey` in interface `Map`
  Overrides:
    `containsKey` in class `HashMap`
  Parameters:
    `key` - - The key to check in HashMap and if not found to check on valueStack.
  Returns:
    `true`, if conatins key, `false` otherwise.
  See Also:
    `HashMap.containsKey(java.lang.Object)`

### get

    public Object get(Object key)

  Implementation of get(), overriding HashMap implementation.

  Specified by:
    `get` in interface `Map`
  Overrides:
    `get` in class `HashMap`
  Parameters:
    `key` - - The key to get in HashMap and if not found there from the valueStack.
  Returns:
    value - The object from HashMap or if null, from the valueStack.
  See Also:
    `HashMap.get(java.lang.Object)`

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