Smack/smack-experimental/src/main/java/org/jivesoftware/smackx/mix/core/element/CreateChannelElement.java

59 lines
1.5 KiB
Java

package org.jivesoftware.smackx.mix.core.element;
import org.jivesoftware.smack.packet.ExtensionElement;
import org.jivesoftware.smack.packet.XmlEnvironment;
import org.jivesoftware.smack.util.StringUtils;
import org.jivesoftware.smack.util.XmlStringBuilder;
import org.jivesoftware.smackx.mix.core.MixCoreConstants;
public abstract class CreateChannelElement implements ExtensionElement {
public static final String ELEMENT = "create";
public static final String ATTR_CHANNEL = "channel";
protected final String channel;
public CreateChannelElement() {
this(null);
}
public CreateChannelElement(String channel) {
channel = channel != null ? channel.trim() : null;
this.channel = StringUtils.requireNullOrNotEmpty(channel, "Channel name MUST either be null or NOT empty.");
}
public String getChannel() {
return channel;
}
@Override
public String getElementName() {
return ELEMENT;
}
@Override
public XmlStringBuilder toXML(XmlEnvironment xmlEnvironment) {
return new XmlStringBuilder(this)
.optAttribute(ATTR_CHANNEL, getChannel())
.closeEmptyElement();
}
public static class V1 extends CreateChannelElement {
public static final String NAMESPACE = MixCoreConstants.NAMESPACE_CORE_1;
public V1() {
super();
}
public V1(String channel) {
super(channel);
}
@Override
public String getNamespace() {
return NAMESPACE;
}
}
}