415 lines
9.8 KiB
Java
415 lines
9.8 KiB
Java
/**
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*
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* Copyright 2014 Andriy Tsykholyas
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.jivesoftware.smackx.hoxt.packet;
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import org.jivesoftware.smack.packet.IQ;
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import org.jivesoftware.smack.packet.NamedElement;
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import org.jivesoftware.smack.util.Objects;
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import org.jivesoftware.smack.util.XmlStringBuilder;
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import org.jivesoftware.smackx.shim.packet.HeadersExtension;
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/**
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* Abstract parent for Req and Resp IQ packets.
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*
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* @author Andriy Tsykholyas
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* @see <a href="http://xmpp.org/extensions/xep-0332.html">XEP-0332: HTTP over XMPP transport</a>
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*/
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public abstract class AbstractHttpOverXmpp extends IQ {
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public static final String NAMESPACE = "urn:xmpp:http";
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private final HeadersExtension headers;
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private final Data data;
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private final String version;
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protected AbstractHttpOverXmpp(String element, Builder<?, ?> builder) {
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super(element, NAMESPACE);
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this.headers = builder.headers;
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this.data = builder.data;
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this.version = Objects.requireNonNull(builder.version, "version must not be null");
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}
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@Override
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protected IQChildElementXmlStringBuilder getIQChildElementBuilder(IQChildElementXmlStringBuilder xml) {
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IQChildElementXmlStringBuilder builder = getIQHoxtChildElementBuilder(xml);
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builder.optAppend(headers);
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builder.optAppend(data);
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return builder;
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}
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/**
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* Returns start tag.
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*
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* @param xml builder.
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* @return start tag
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*/
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protected abstract IQChildElementXmlStringBuilder getIQHoxtChildElementBuilder(IQChildElementXmlStringBuilder xml);
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/**
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* Returns version attribute.
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*
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* @return version attribute
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*/
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public String getVersion() {
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return version;
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}
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/**
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* Returns Headers element.
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*
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* @return Headers element
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*/
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public HeadersExtension getHeaders() {
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return headers;
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}
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/**
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* Returns Data element.
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*
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* @return Data element
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*/
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public Data getData() {
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return data;
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}
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/**
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* A builder for XMPP connection configurations.
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* <p>
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* See ConnectionConfiguration Builder for more details.
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* </p>
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*
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* @param <B> the builder type parameter.
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* @param <C> the resulting HttpOverXmpp IQ
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*/
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public abstract static class Builder<B extends Builder<B, C>, C extends AbstractHttpOverXmpp> {
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private HeadersExtension headers;
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private Data data;
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private String version = "1.1";
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/**
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* Sets Data element.
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*
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* @param data Headers element
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*
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* @return the builder
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*/
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public B setData(Data data) {
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this.data = data;
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return getThis();
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}
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/**
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* Sets Headers element.
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*
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* @param headers Headers element
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*
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* @return the builder
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*/
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public B setHeaders(HeadersExtension headers) {
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this.headers = headers;
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return getThis();
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}
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/**
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* Sets version attribute.
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*
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* @param version version attribute
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*
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* @return the builder
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*/
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public B setVersion(String version) {
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this.version = version;
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return getThis();
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}
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public abstract C build();
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protected abstract B getThis();
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}
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/**
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* Representation of Data element.
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* <p>
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* This class is immutable.
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*/
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public static class Data implements NamedElement {
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public static final String ELEMENT = "data";
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private final NamedElement child;
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/**
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* Creates Data element.
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*
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* @param child element nested by Data
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*/
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public Data(NamedElement child) {
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this.child = child;
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}
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/**
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* Returns string containing xml representation of this object.
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*
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* @return xml representation of this object
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*/
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@Override
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public XmlStringBuilder toXML() {
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XmlStringBuilder xml = new XmlStringBuilder(this);
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xml.rightAngleBracket();
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xml.element(child);
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xml.closeElement(this);
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return xml;
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}
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/**
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* Returns element nested by Data.
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*
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* @return element nested by Data
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*/
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public NamedElement getChild() {
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return child;
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}
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@Override
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public String getElementName() {
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return ELEMENT;
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}
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}
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/**
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* Representation of Text element.
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* <p>
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* This class is immutable.
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*/
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public static class Text implements NamedElement {
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public static final String ELEMENT = "text";
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private final String text;
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/**
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* Creates this element.
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*
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* @param text value of text
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*/
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public Text(String text) {
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this.text = text;
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}
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@Override
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public XmlStringBuilder toXML() {
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XmlStringBuilder xml = new XmlStringBuilder(this);
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xml.rightAngleBracket();
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xml.optAppend(text);
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xml.closeElement(this);
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return xml;
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}
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/**
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* Returns text of this element.
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*
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* @return text
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*/
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public String getText() {
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return text;
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}
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@Override
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public String getElementName() {
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return ELEMENT;
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}
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}
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/**
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* Representation of Base64 element.
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* <p>
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* This class is immutable.
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*/
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public static class Base64 implements NamedElement {
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public static final String ELEMENT = "base64";
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private final String text;
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/**
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* Creates this element.
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*
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* @param text value of text
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*/
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public Base64(String text) {
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this.text = text;
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}
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@Override
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public XmlStringBuilder toXML() {
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XmlStringBuilder xml = new XmlStringBuilder(this);
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xml.rightAngleBracket();
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xml.optAppend(text);
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xml.closeElement(this);
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return xml;
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}
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/**
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* Returns text of this element.
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*
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* @return text
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*/
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public String getText() {
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return text;
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}
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@Override
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public String getElementName() {
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return ELEMENT;
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}
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}
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/**
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* Representation of Xml element.
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* <p>
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* This class is immutable.
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*/
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public static class Xml implements NamedElement {
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public static final String ELEMENT = "xml";
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private final String text;
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/**
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* Creates this element.builder.toString().
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*
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* @param text value of text
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*/
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public Xml(String text) {
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this.text = text;
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}
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@Override
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public XmlStringBuilder toXML() {
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XmlStringBuilder xml = new XmlStringBuilder(this);
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xml.rightAngleBracket();
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xml.optAppend(text);
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xml.closeElement(this);
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return xml;
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}
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/**
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* Returns text of this element.
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*
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* @return text
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*/
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public String getText() {
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return text;
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}
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@Override
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public String getElementName() {
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return ELEMENT;
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}
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}
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/**
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* Representation of ChunkedBase64 element.
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* <p>
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* This class is immutable.
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*/
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public static class ChunkedBase64 implements NamedElement {
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public static final String ELEMENT = "chunkedBase64";
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private final String streamId;
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/**
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* Creates ChunkedBase86 element.
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*
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* @param streamId streamId attribute
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*/
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public ChunkedBase64(String streamId) {
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this.streamId = streamId;
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}
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@Override
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public XmlStringBuilder toXML() {
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XmlStringBuilder xml = new XmlStringBuilder(this);
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xml.attribute("streamId", streamId);
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xml.closeEmptyElement();
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return xml;
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}
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/**
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* Returns streamId attribute.
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*
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* @return streamId attribute
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*/
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public String getStreamId() {
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return streamId;
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}
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@Override
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public String getElementName() {
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return ELEMENT;
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}
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}
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/**
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* Representation of Ibb element.
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* <p>
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* This class is immutable.
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*/
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public static class Ibb implements NamedElement {
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public static final String ELEMENT = "ibb";
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private final String sid;
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/**
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* Creates Ibb element.
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*
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* @param sid sid attribute
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*/
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public Ibb(String sid) {
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this.sid = sid;
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}
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@Override
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public XmlStringBuilder toXML() {
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XmlStringBuilder xml = new XmlStringBuilder(this);
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xml.attribute("sid", sid);
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xml.closeEmptyElement();
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return xml;
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}
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/**
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* Returns sid attribute.
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*
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* @return sid attribute
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*/
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public String getSid() {
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return sid;
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}
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@Override
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public String getElementName() {
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return ELEMENT;
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}
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}
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}
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