
se.ugli.durian.j.dom.mutable.MutableAttribute Maven / Gradle / Ivy
package se.ugli.durian.j.dom.mutable;
import static java.util.stream.Collectors.toList;
import java.util.Optional;
import se.ugli.commons.Id;
import se.ugli.durian.j.dom.node.Attribute;
import se.ugli.durian.j.dom.node.AttributeCloneApi;
import se.ugli.durian.j.dom.node.Element;
import se.ugli.durian.j.dom.node.NodeFactory;
import se.ugli.durian.j.dom.node.PrefixMapping;
public class MutableAttribute implements Attribute, MutableNode {
private final String name;
private Optional parent = Optional.empty();
private final Optional uri;
private String value;
private final String id = Id.create().value;
private final NodeFactory nodeFactory;
public MutableAttribute(final String name, final String uri, final String value, final NodeFactory nodeFactory) {
this.name = name;
this.uri = Optional.ofNullable(uri);
this.value = value;
this.nodeFactory = nodeFactory;
}
@Override
public AttributeCloneApi clone() {
return new MutableAttributeCloneApiImpl(this, nodeFactory);
}
@Override
public boolean equals(final Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
final MutableAttribute other = (MutableAttribute) obj;
if (name == null) {
if (other.name != null)
return false;
}
else if (!name.equals(other.name))
return false;
return true;
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + (name == null ? 0 : name.hashCode());
return result;
}
@Override
public String id() {
return id;
}
@Override
public String name() {
return name;
}
@Override
public NodeFactory nodeFactory() {
return nodeFactory;
}
@Override
public Optional parent() {
return parent;
}
@Override
public String path() {
final String selfPath = "/@" + name;
if (parent.isPresent())
return parent.get().path() + selfPath;
return selfPath;
}
private Optional prefix(final String uri, final Element element) {
for (final PrefixMapping prefixmapping : element.prefixMappings().collect(toList()))
if (uri.equals(prefixmapping.uri))
return prefixmapping.prefix;
if (element.parent().isPresent())
return prefix(uri, element.parent().get());
return Optional.empty();
}
@Override
public String qName() {
if (uri.isPresent() && parent.isPresent()) {
final Optional prefix = prefix(uri.get(), parent.get());
if (prefix.isPresent())
return prefix.get() + ":" + name;
}
return name;
}
@Override
public void setParent(final Element parent) {
this.parent = Optional.ofNullable(parent);
}
public void setValue(final String value) {
this.value = value;
}
@Override
public String toString() {
return "MutableAttribute [name=" + name + ", uri=" + uri + ", value=" + value + "]";
}
@Override
public Optional uri() {
return uri;
}
@Override
public String value() {
return value;
}
}
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