java.lang.Object
- org.jivesoftware.smackx.xdata.packet.DataForm

All Implemented Interfaces:

Element, ExtensionElement, FullyQualifiedElement, NamedElement, XmlLangElement
```
public final class DataForm
extends java.lang.Object
implements ExtensionElement
```
Represents a form that could be use for gathering data as well as for reporting data returned from a search.
Note that unlike many other things in XMPP, the order of the form fields is actually Important in data forms.

Nested Class Summary

Nested Classes
Modifier and Type	Class	Description
`static class`	`DataForm.Builder`
`static class`	`DataForm.Item`	Represents items of reported data.
`static class`	`DataForm.ReportedData`	Represents the fields that will be returned from a search.
`static class`	`DataForm.Type`

Field Summary

Fields
Modifier and Type Field Description

static java.lang.String ELEMENT

static java.lang.String NAMESPACE

static javax.xml.namespace.QName QNAME

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`DataForm.Builder`	`asBuilder()`
`static DataForm.Builder`	`builder()`	Get a new data form builder with the form type set to `DataForm.Type.submit`.
`static DataForm.Builder`	`builder(DataForm.Type type)`
`static DataForm`	`from(java.util.Collection<DataForm> dataForms, java.lang.String formType)`	Return the first matching data form with the given form type from the given collection of data forms.
`static DataForm`	`from(StanzaView stanzaView)`	Get data form from a stanza.
`static DataForm`	`from(StanzaView stanzaView, java.lang.String formType)`	Get the data form with the given form type from a stanza view.
`java.lang.String`	`getElementName()`	Returns the root element name.
`java.util.List<Element>`	`getExtensionElements()`
`FormField`	`getField(java.lang.String fieldName)`	Return the form field with the given variable name or null.
`java.util.List<FormField>`	`getFields()`	Returns a List of the fields that are part of the form.
`java.lang.String`	`getFormType()`	Return the form type from the hidden form type field.
`TextSingleFormField`	`getHiddenFormTypeField()`	Returns the hidden FORM_TYPE field or null if this data form has none.
`java.util.List<java.lang.String>`	`getInstructions()`	Returns a List of the list of instructions that explain how to fill out the form and what the form is about.
`java.util.List<DataForm.Item>`	`getItems()`	Returns a List of the items returned from a search.
`java.lang.String`	`getNamespace()`	Returns the root element XML namespace.
`DataForm.ReportedData`	`getReportedData()`	Returns the fields that will be returned from a search.
`java.lang.String`	`getTitle()`	Returns the description of the data.
`DataForm.Type`	`getType()`	Returns the meaning of the data within the context.
`boolean`	`hasField(java.lang.String fieldName)`	Check if a form field with the given variable name exists.
`boolean`	`hasHiddenFormTypeField()`	Returns true if this DataForm has at least one FORM_TYPE field which is hidden.
`static DataForm`	`remove(java.util.Collection<DataForm> dataForms, java.lang.String formType)`	Remove the first matching data form with the given form type from the given collection.
`XmlStringBuilder`	`toXML(XmlEnvironment xmlEnvironment)`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.jivesoftware.smack.packet.Element
toXML, toXML

Methods inherited from interface org.jivesoftware.smack.packet.FullyQualifiedElement
getLanguage, getQName

- Field Detail
  - NAMESPACE
```
public static final java.lang.String NAMESPACE
```
    See Also:
    
    Constant Field Values
  - ELEMENT
```
public static final java.lang.String ELEMENT
```
    See Also:
    
    Constant Field Values
  - QNAME
```
public static final javax.xml.namespace.QName QNAME
```
- Method Detail
  - getType
```
public DataForm.Type getType()
```
    Returns the meaning of the data within the context. The data could be part of a form to fill out, a form submission or data results.
    
    Returns:
    
    the form's type.
  - getTitle
```
public java.lang.String getTitle()
```
    Returns the description of the data. It is similar to the title on a web page or an X window. You can put a <title/> on either a form to fill out, or a set of data results.
    
    Returns:
    
    description of the data.
  - getInstructions
```
public java.util.List<java.lang.String> getInstructions()
```
    Returns a List of the list of instructions that explain how to fill out the form and what the form is about. The dataform could include multiple instructions since each instruction could not contain newlines characters. Join the instructions together in order to show them to the user.
    
    Returns:
    
    a List of the list of instructions that explain how to fill out the form.
  - getReportedData
```
public DataForm.ReportedData getReportedData()
```
    Returns the fields that will be returned from a search.
    
    Returns:
    
    fields that will be returned from a search.
  - getItems
```
public java.util.List<DataForm.Item> getItems()
```
    Returns a List of the items returned from a search.
    
    Returns:
    
    a List of the items returned from a search.
  - getFields
```
public java.util.List<FormField> getFields()
```
    Returns a List of the fields that are part of the form.
    
    Returns:
    
    a List of the fields that are part of the form.
  - getField
```
public FormField getField(java.lang.String fieldName)
```
    Return the form field with the given variable name or null.
    
    Parameters:
    
    fieldName - the name of the field (the value of the 'var' (variable) attribute)
    
    Returns:
    
    the form field or null.
    
    Since:
    
    4.1
  - hasField
```
public boolean hasField(java.lang.String fieldName)
```
    Check if a form field with the given variable name exists.
    
    Parameters:
    
    fieldName - the name of the field.
    
    Returns:
    
    true if a form field with the variable name exists, false otherwise.
    
    Since:
    
    4.2
  - getElementName
```
public java.lang.String getElementName()
```
    Description copied from interface: NamedElement
    
    Returns the root element name.
    
    Specified by:
    
    getElementName in interface NamedElement
    
    Returns:
    
    the element name.
  - getNamespace
```
public java.lang.String getNamespace()
```
    Description copied from interface: FullyQualifiedElement
    
    Returns the root element XML namespace.
    
    Specified by:
    
    getNamespace in interface FullyQualifiedElement
    
    Returns:
    
    the namespace.
  - getExtensionElements
```
public java.util.List<Element> getExtensionElements()
```
  - getFormType
```
public java.lang.String getFormType()
```
    Return the form type from the hidden form type field.
    
    Returns:
    
    the form type or null if this form has none set.
    
    Since:
    
    4.4.0
  - getHiddenFormTypeField
```
public TextSingleFormField getHiddenFormTypeField()
```
    Returns the hidden FORM_TYPE field or null if this data form has none.
    
    Returns:
    
    the hidden FORM_TYPE field or null.
    
    Since:
    
    4.1
  - hasHiddenFormTypeField
```
public boolean hasHiddenFormTypeField()
```
    Returns true if this DataForm has at least one FORM_TYPE field which is hidden. This method is used for sanity checks.
    
    Returns:
    
    true if there is at least one field which is hidden.
  - toXML
```
public XmlStringBuilder toXML(XmlEnvironment xmlEnvironment)
```
    Specified by:
    
    toXML in interface Element
  - asBuilder
```
public DataForm.Builder asBuilder()
```
  - from
```
public static DataForm from(StanzaView stanzaView)
```
    Get data form from a stanza.
    
    Parameters:
    
    stanzaView - the stanza to get data form from.
    
    Returns:
    
    the DataForm or null
  - from
```
public static DataForm from(StanzaView stanzaView,
                            java.lang.String formType)
```
    Get the data form with the given form type from a stanza view.
    
    Parameters:
    
    stanzaView - the stanza view to retrieve the data form from
    
    formType - the form type
    
    Returns:
    
    the retrieved data form or null if there is no matching one
    
    Since:
    
    4.4.0
  - from
```
public static DataForm from(java.util.Collection<DataForm> dataForms,
                            java.lang.String formType)
```
    Return the first matching data form with the given form type from the given collection of data forms.
    
    Parameters:
    
    dataForms - the collection of data forms
    
    formType - the form type to match for
    
    Returns:
    
    the first matching data form or null if there is none
    
    Since:
    
    4.4.0
  - remove
```
public static DataForm remove(java.util.Collection<DataForm> dataForms,
                              java.lang.String formType)
```
    Remove the first matching data form with the given form type from the given collection.
    
    Parameters:
    
    dataForms - the collection of data forms
    
    formType - the form type to match for
    
    Returns:
    
    the removed data form or null if there was none removed
    
    Since:
    
    4.4.0
  - builder
```
public static DataForm.Builder builder()
```
    Get a new data form builder with the form type set to DataForm.Type.submit.
    
    Returns:
    
    a new data form builder.
  - builder
```
public static DataForm.Builder builder(DataForm.Type type)
```

Modifier and Type	Field	Description
`static java.lang.String`	`ELEMENT`
`static java.lang.String`	`NAMESPACE`
`static javax.xml.namespace.QName`	`QNAME`

Class DataForm

Nested Class Summary

Field Summary

Method Summary

Methods inherited from class java.lang.Object

Methods inherited from interface org.jivesoftware.smack.packet.Element

Methods inherited from interface org.jivesoftware.smack.packet.FullyQualifiedElement

Field Detail

NAMESPACE

ELEMENT

QNAME

Method Detail

getType

getTitle

getInstructions

getReportedData

getItems

getFields

getField

hasField

getElementName

getNamespace

getExtensionElements

getFormType

getHiddenFormTypeField

hasHiddenFormTypeField

toXML

asBuilder

from

from

from

remove

builder

builder