91 lines
2.7 KiB
Java
91 lines
2.7 KiB
Java
/**
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*
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* Copyright 2017 Florian Schmaus, 2018 Paul Schaub.
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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.ox.element;
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import java.util.Date;
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import java.util.List;
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import java.util.Set;
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import org.jivesoftware.smack.packet.ExtensionElement;
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import org.jivesoftware.smack.util.XmlStringBuilder;
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import org.jxmpp.jid.Jid;
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import org.jxmpp.util.XmppDateTime;
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/**
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* This class describes an OpenPGP content element. It defines the elements and fields that OpenPGP content elements
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* do have in common.
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*/
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public abstract class OpenPgpContentElement implements ExtensionElement {
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public static final String ELEM_TO = "to";
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public static final String ATTR_JID = "jid";
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public static final String ELEM_TIME = "time";
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public static final String ATTR_STAMP = "stamp";
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public static final String ELEM_PAYLOAD = "payload";
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private final Set<Jid> to;
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private final Date timestamp;
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private final List<ExtensionElement> payload;
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private String timestampString;
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protected OpenPgpContentElement(Set<Jid> to, Date timestamp, List<ExtensionElement> payload) {
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this.to = to;
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this.timestamp = timestamp;
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this.payload = payload;
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}
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public final Set<Jid> getTo() {
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return to;
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}
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public final Date getTimestamp() {
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return timestamp;
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}
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public final List<ExtensionElement> getPayload() {
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return payload;
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}
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@Override
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public String getNamespace() {
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return OpenPgpElement.NAMESPACE;
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}
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protected void ensureTimestampStringSet() {
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if (timestampString != null) return;
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timestampString = XmppDateTime.formatXEP0082Date(timestamp);
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}
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protected void addCommonXml(XmlStringBuilder xml) {
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for (Jid toJid : to) {
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xml.halfOpenElement(ELEM_TO).attribute(ATTR_JID, toJid).closeEmptyElement();
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}
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ensureTimestampStringSet();
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xml.halfOpenElement(ELEM_TIME).attribute(ATTR_STAMP, timestampString).closeEmptyElement();
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xml.openElement(ELEM_PAYLOAD);
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for (ExtensionElement element : payload) {
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xml.append(element.toXML(getNamespace()));
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}
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xml.closeElement(ELEM_PAYLOAD);
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}
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}
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