73 lines
2.1 KiB
Java
73 lines
2.1 KiB
Java
/**
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*
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* Copyright 2020 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.file_metadata.element.child;
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import org.jivesoftware.smack.packet.NamedElement;
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import org.jivesoftware.smack.packet.XmlEnvironment;
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import org.jivesoftware.smack.util.EqualsUtil;
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import org.jivesoftware.smack.util.HashCode;
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import org.jivesoftware.smack.util.XmlStringBuilder;
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/**
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* The length of the file's content, in bytes.
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*/
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public class SizeElement implements NamedElement {
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public static final String ELEMENT = "size";
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private final long size;
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public SizeElement(long size) {
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if (size < 0) {
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throw new IllegalArgumentException("Size MUST NOT be negative.");
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}
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this.size = size;
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}
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public long getSize() {
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return size;
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}
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@Override
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public XmlStringBuilder toXML(XmlEnvironment xmlEnvironment) {
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return new XmlStringBuilder(this)
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.rightAngleBracket()
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.append(Long.toString(getSize()))
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.closeElement(this);
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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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@Override
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public int hashCode() {
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return HashCode.builder()
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.append(getElementName())
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.append(getSize())
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.build();
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}
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@Override
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public boolean equals(Object obj) {
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return EqualsUtil.equals(this, obj, (equalsBuilder, other) ->
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equalsBuilder.append(getElementName(), other.getElementName())
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.append(getSize(), other.getSize()));
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}
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}
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