Package freemarker.ext.servlet

Class HttpRequestHashModel

java.lang.Object

freemarker.ext.servlet.HttpRequestHashModel

All Implemented Interfaces:

TemplateHashModel, TemplateHashModelEx, TemplateModel

public final class HttpRequestHashModel
extends Object
implements TemplateHashModelEx

TemplateHashModel wrapper for a HttpServletRequest attributes.

Note that there are two variants of this class: One for the legacy "javax" Servlet API in the freemarker.ext.servlet package, and another for the newer Jakarta Servlet API in the freemarker.ext.jakarta.servlet package (since 2.3.33). Use the variant that fits your Servlet container!

Field Summary

Fields inherited from interface freemarker.template.TemplateModel

NOTHING

Constructor Summary

Constructors

Constructor	Description
HttpRequestHashModel(javax.servlet.http.HttpServletRequest request, ObjectWrapper wrapper)
HttpRequestHashModel(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, ObjectWrapper wrapper)

Method Summary

Modifier and Type	Method	Description
TemplateModel	get(String key)	Gets a TemplateModel from the hash.
ObjectWrapper	getObjectWrapper()
javax.servlet.http.HttpServletRequest	getRequest()
javax.servlet.http.HttpServletResponse	getResponse()
boolean	isEmpty()
TemplateCollectionModel	keys()
int	size()
TemplateCollectionModel	values()

Methods inherited from class java.lang.Object

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

Constructor Details

HttpRequestHashModel

public HttpRequestHashModel(javax.servlet.http.HttpServletRequest request,
 ObjectWrapper wrapper)

Parameters:

wrapper - Should be an ObjectWrapperAndUnwrapper, or else some features might won't work properly. (It's declared as ObjectWrapper only for backward compatibility.)

HttpRequestHashModel

public HttpRequestHashModel(javax.servlet.http.HttpServletRequest request,
 javax.servlet.http.HttpServletResponse response,
 ObjectWrapper wrapper)

Method Details

get

public TemplateModel get(String key)
                  throws TemplateModelException

Description copied from interface: TemplateHashModel

Gets a TemplateModel from the hash.

Specified by:

get in interface TemplateHashModel

Parameters:

key - The name by which the TemplateModel is identified in the template.

Returns:

The TemplateModel referred to by the key, or null if not found.

Throws:

TemplateModelException

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface TemplateHashModel

size

public int size()

Specified by:

size in interface TemplateHashModelEx

Returns:

the number of key/value mappings in the hash.

keys

public TemplateCollectionModel keys()

Specified by:

keys in interface TemplateHashModelEx

Returns:

a collection containing the keys in the hash. Every element of the returned collection must implement the TemplateScalarModel (as the keys of hashes are always strings).

values

public TemplateCollectionModel values()

Specified by:

values in interface TemplateHashModelEx

Returns:

a collection containing the values in the hash. The elements of the returned collection can be any kind of TemplateModel-s.

getRequest

public javax.servlet.http.HttpServletRequest getRequest()

getResponse

public javax.servlet.http.HttpServletResponse getResponse()

getObjectWrapper

public ObjectWrapper getObjectWrapper()