Class ServletRequestWrapper Method


Package javax.servlet

Provides a convenient implementation of the ServletRequest interface that can be subclassed by developers wishing to adapt the request to a Servlet. This class implements the Wrapper or Decorator pattern. Methods default to calling through to the wrapped request object.

Class ServletRequestWrapper Method Detail

getAttribute

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

The default behavior of this method is to call getAttribute(String name) on the wrapped request object.

Parameters


name - a String specifying the name of the attribute

Returns

An Object containing the value of the attribute, or null if the attribute does not exist

getAttributeNames

public java.util.Enumeration getAttributeNames()

The default behavior of this method is to return getAttributeNames() on the wrapped request object.

Returns

An Enumeration of strings containing the names of the request's attributes

setCharacterEncoding

public void setCharacterEncoding(java.lang.String enc)
throws java.io.UnsupportedEncodingException

The default behavior of this method is to set the character encoding on the wrapped request object.

Parameters


enc - String containing the name of the character encoding.

Throws

java.io.UnsupportedEncodingException - if this ServletRequest is still in a state where a character encoding may be set, but the specified encoding is invalid

getContentLength


public int getContentLength()

The default behavior of this method is to return getContentLength() on the wrapped request object.

Returns

An integer containing the length of the request body or -1 if the length is not known

getContentType


public java.lang.String getContentType()

The default behavior of this method is to return getContentType() on the wrapped request object.

Returns

A String containing the name of the MIME type of the request, or null if the type is not known

getInputStream

public ServletInputStream getInputStream()
throws java.io.IOException

The default behavior of this method is to return getInputStream() on the wrapped request object.

Returns

A ServletInputStream object containing the body of the request

Throws


java.io.IOException - if an input or output exception occurred

getLocalAddr

public java.lang.String getLocalAddr()

The default behavior of this method is to return getLocalAddr() on the wrapped request object.

Returns

a String containing the IP address on which the request was received.

getLocale


public java.util.Locale getLocale()

The default behavior of this method is to return getLocale() on the wrapped request object.

Returns

The preferred Locale for the client

getLocales


public java.util.Enumeration getLocales()

The default behavior of this method is to return getLocales() on the wrapped request object.

Returns

an Enumeration of preferred Locale objects for the client

getLocalName


public java.lang.String getLocalName()

The default behavior of this method is to return getLocalName() on the wrapped request object.

Returns:

a String containing the host name of the IP on which the request was received.

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