Smack/smack-experimental/src/main/java/org/jivesoftware/smackx/file_metadata/element/child/MediaTypeElement.java

79 lines
2.4 KiB
Java

/**
*
* Copyright 2020 Paul Schaub
*
* 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.file_metadata.element.child;
import org.jivesoftware.smack.packet.NamedElement;
import org.jivesoftware.smack.packet.XmlEnvironment;
import org.jivesoftware.smack.util.EqualsUtil;
import org.jivesoftware.smack.util.HashCode;
import org.jivesoftware.smack.util.StringUtils;
import org.jivesoftware.smack.util.XmlStringBuilder;
/**
* The media type of the file content, which SHOULD be a valid MIME-TYPE as registered with the
* Internet Assigned Numbers Authority (IANA).
*
* @see <a href="http://www.iana.org/assignments/media-types">Media Types</a>
*/
public class MediaTypeElement implements NamedElement {
public static final String ELEMENT = "media-type";
private final String mediaType;
public MediaTypeElement(String mediaType) {
this.mediaType = StringUtils.requireNotNullNorEmpty(mediaType, "Media-Type MUST NOT be null nor empty");
}
/**
* Return the media type of the file.
*
* @return media type
*/
public String getMediaType() {
return mediaType;
}
@Override
public XmlStringBuilder toXML(XmlEnvironment xmlEnvironment) {
return new XmlStringBuilder(this)
.rightAngleBracket()
.append(getMediaType())
.closeElement(this);
}
@Override
public String getElementName() {
return ELEMENT;
}
@Override
public int hashCode() {
return HashCode.builder()
.append(getElementName())
.append(getMediaType())
.build();
}
@Override
public boolean equals(Object obj) {
return EqualsUtil.equals(this, obj, (equalsBuilder, other) ->
equalsBuilder.append(getElementName(), other.getElementName())
.append(getMediaType(), other.getMediaType()));
}
}