ParameterMap - JBOSS Portal 2.6 API 英文版文档

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org.jboss.portal.common.util
Class ParameterMap

java.lang.Object
  org.jboss.portal.common.util.TypedMap
      org.jboss.portal.common.util.ParameterMap

All Implemented Interfaces:: java.util.Map

Direct Known Subclasses:: ParameterMapTestCase.TestParameterMap, Parameters

public abstract class ParameterMap
extends TypedMap

A decorator that enforce the map content to be

Version:: $Revision: 5451 $
Author:: Julien Viet

Nested Class Summary

Nested classes inherited from class org.jboss.portal.common.util.TypedMap

TypedMap.TypedEntry, TypedMap.TypedEntryIterator, TypedMap.TypedEntrySet

Nested classes inherited from class java.util.Map

java.util.Map.Entry

Constructor Summary

ParameterMap()


Method Summary

protected void assertKeyValidity(java.lang.Object value)
          Only accept non null string objects.

protected java.lang.Object getExternalValue(java.lang.Object value)
          Wrap the internal value into its external representation.

protected java.lang.Object getInternalValue(java.lang.Object value)
          Only check are made to the value.

Methods inherited from class org.jboss.portal.common.util.TypedMap

clear, containsKey, containsValue, entrySet, get, getDelegate, isEmpty, keySet, put, putAll, remove, size, values

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface java.util.Map

equals, hashCode

Constructor Detail

ParameterMap

public ParameterMap()

Method Detail

assertKeyValidity

protected void assertKeyValidity(java.lang.Object value)
                          throws java.lang.NullPointerException,
                                 java.lang.ClassCastException

Only accept non null string objects.

Specified by:: assertKeyValidity in class TypedMap

Throws:: java.lang.NullPointerException - if the value is null; java.lang.ClassCastException - if the value is not an instance of string

getInternalValue

protected java.lang.Object getInternalValue(java.lang.Object value)
                                     throws java.lang.NullPointerException,
                                            java.lang.ClassCastException,
                                            java.lang.IllegalArgumentException

Only check are made to the value. The only valid values accepted are string arrays with non zero length and containing non null values.

Specified by:: getInternalValue in class TypedMap

Parameters:: value - the value to unwrap
Returns:: the unwrapped value
Throws:: java.lang.NullPointerException - if the value is null; java.lang.ClassCastException - if the value type is not an array of string; java.lang.IllegalArgumentException - if the array length is zero or one of the array value is null

getExternalValue

protected java.lang.Object getExternalValue(java.lang.Object value)

Description copied from class: TypedMap

Wrap the internal value into its external representation.

Specified by:: getExternalValue in class TypedMap