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Smack/smack-extensions/src/main/java/org/jivesoftware/smackx/pubsub/FormNode.java
Florian Schmaus 77e26fc575 Re-work data form API
Apply builder pattern to form fields and replace getVariable() with
getFieldName(). Refer to the field name as "field name" instead of
"variable" everyone, just as XEP-0004 does.

Improve the high-level form API: introduce FilledForm and FillableForm
which perform stronger validation and consistency checks.

Also add FormFieldRegistry to enable processing of 'submit' forms
where the form field types are omitted.

Smack also now does omit the form field type declaration on 'submit'
type forms, as it is allowed by XEP-0004.
2020-05-13 20:14:41 +02:00

95 lines
2.9 KiB
Java

/**
*
* Copyright the original author or authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jivesoftware.smackx.pubsub;
import org.jivesoftware.smackx.xdata.packet.DataForm;
/**
* Generic stanza extension which represents any PubSub form that is
* parsed from the incoming stream or being sent out to the server.
*
* Form types are defined in {@link FormNodeType}.
*
* @author Robin Collier
*/
public class FormNode extends NodeExtension {
private final DataForm configForm;
/**
* Create a {@link FormNode} which contains the specified form.
*
* @param formType The type of form being sent
* @param submitForm The form
*/
public FormNode(FormNodeType formType, DataForm submitForm) {
super(formType.getNodeElement());
if (submitForm == null)
throw new IllegalArgumentException("Submit form cannot be null");
configForm = submitForm;
}
/**
* Create a {@link FormNode} which contains the specified form, which is
* associated with the specified node.
*
* @param formType The type of form being sent
* @param nodeId The node the form is associated with
* @param submitForm The form
*/
public FormNode(FormNodeType formType, String nodeId, DataForm submitForm) {
super(formType.getNodeElement(), nodeId);
if (submitForm == null)
throw new IllegalArgumentException("Submit form cannot be null");
configForm = submitForm;
}
/**
* Get the Form that is to be sent, or was retrieved from the server.
*
* @return The form
*/
public DataForm getForm() {
return configForm;
}
@Override
public CharSequence toXML(org.jivesoftware.smack.packet.XmlEnvironment enclosingNamespace) {
if (configForm == null) {
return super.toXML(enclosingNamespace);
}
else {
StringBuilder builder = new StringBuilder("<");
builder.append(getElementName());
if (getNode() != null) {
builder.append(" node='");
builder.append(getNode());
builder.append("'>");
}
else
builder.append('>');
builder.append(configForm.toXML());
builder.append("</");
builder.append(getElementName() + '>');
return builder.toString();
}
}
}