InputRequest

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org.mentawai.core
Class InputRequest

java.lang.Object
  org.mentawai.core.InputRequest

All Implemented Interfaces:: Input, java.util.Map

public class InputRequest
extends java.lang.Object
implements Input, java.util.Map

Encapsulates a HttpServletRequest as an Input for Mentawai actions. This class also implements the java.util.Map interface so it can be used with JSP Expression Language. Most of map operations are not supported.

Version:: $Id: InputRequest.java,v 1.10 2005/09/29 16:04:54 soliveira Exp $

Nested Class Summary

Nested classes inherited from class java.util.Map

java.util.Map.Entry

Field Summary

protected java.util.Map map


protected javax.servlet.http.HttpServletRequest req


Constructor Summary

InputRequest(javax.servlet.http.HttpServletRequest req)
          Creates an Input for the given HttpServletRequest.

Method Summary

void clear()
          Remove all entries from this Map (optional operation).

private java.util.Map clone(java.util.Map map)


boolean containsKey(java.lang.Object key)
          Returns true if this contains a mapping for the given key.

boolean containsValue(java.lang.Object value)
          Returns true if this contains at least one mapping with the given value.

java.util.Set entrySet()
          Returns a set view of the mappings in this Map.

java.lang.Object get(java.lang.Object key)
          Returns the value mapped by the given key.

java.lang.String getHeader(java.lang.String name)
          Gets a header value from this input.

int getIntValue(java.lang.String name)
          Calls getStringValue() and tries to convert the string to an int.

int[] getIntValues(java.lang.String name)
          Calls getStringValues() and tries to convert each string value to an int.

javax.servlet.http.HttpServletRequest getRequest()
          Gets the HttpServletRequest this input encapsulates.

java.lang.String getStringValue(java.lang.String name)
          If the parameter is not a String, its toString() method is called.

java.lang.String[] getStringValues(java.lang.String name)
          If the parameter is not a String or a String array, a InputException will be thrown.

java.lang.Object getValue(java.lang.String name)
          Gets a parameter value (any object) with the given name.

boolean isEmpty()
          Returns true if the map contains no mappings.

java.util.Iterator keys()
          Gets an iterator with all the parameter names.

java.util.Set keySet()
          Returns a set view of the keys in this Map.

java.lang.Object put(java.lang.Object key, java.lang.Object value)
          Associates the given key to the given value (optional operation).

void putAll(java.util.Map map)
          Copies all entries of the given map to this one (optional operation).

java.lang.Object remove(java.lang.Object key)
          Removes the mapping for this key if present (optional operation).

void removeValue(java.lang.String name)
          Removes a parameter from this input.

void setValue(java.lang.String name, java.lang.Object value)
          Sets a parameter value with the given name.

int size()
          Returns the number of key-value mappings in the map.

java.util.Collection values()
          Returns a collection (or bag) view of the values in this Map.

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

Field Detail

map

protected java.util.Map map

req

protected javax.servlet.http.HttpServletRequest req

Constructor Detail

InputRequest

public InputRequest(javax.servlet.http.HttpServletRequest req)

Creates an Input for the given HttpServletRequest.

Method Detail

clone

private java.util.Map clone(java.util.Map map)

getRequest

public javax.servlet.http.HttpServletRequest getRequest()

Gets the HttpServletRequest this input encapsulates.

getHeader

public java.lang.String getHeader(java.lang.String name)

Description copied from interface: Input

Gets a header value from this input.

Specified by:: getHeader in interface Input

keys

public java.util.Iterator keys()

Description copied from interface: Input

Gets an iterator with all the parameter names.

Specified by:: keys in interface Input

removeValue

public void removeValue(java.lang.String name)

Description copied from interface: Input

Removes a parameter from this input.

Specified by:: removeValue in interface Input

getStringValue

public java.lang.String getStringValue(java.lang.String name)

If the parameter is not a String, its toString() method is called.

Specified by:: getStringValue in interface Input

getStringValues

public java.lang.String[] getStringValues(java.lang.String name)

If the parameter is not a String or a String array, a InputException will be thrown. If the parameter is a String, a String array of size one with the string is returned.

Specified by:: getStringValues in interface Input

getIntValue

public int getIntValue(java.lang.String name)

Calls getStringValue() and tries to convert the string to an int.

Specified by:: getIntValue in interface Input

getIntValues

public int[] getIntValues(java.lang.String name)

Calls getStringValues() and tries to convert each string value to an int.

Specified by:: getIntValues in interface Input

setValue

public void setValue(java.lang.String name,
                     java.lang.Object value)

Description copied from interface: Input

Sets a parameter value with the given name. The parameter can be any object. If the parameter already exists the old value is substituted by the new one.

Specified by:: setValue in interface Input

getValue

public java.lang.Object getValue(java.lang.String name)

Description copied from interface: Input

Gets a parameter value (any object) with the given name.

Specified by:: getValue in interface Input