/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.tinkerpop.gremlin.structure.util.detached;
import org.apache.tinkerpop.gremlin.structure.Element;
import org.apache.tinkerpop.gremlin.structure.Graph;
import org.apache.tinkerpop.gremlin.structure.Property;
import org.apache.tinkerpop.gremlin.structure.Vertex;
import org.apache.tinkerpop.gremlin.structure.util.Attachable;
import org.apache.tinkerpop.gremlin.structure.util.ElementHelper;
import org.apache.tinkerpop.gremlin.structure.util.StringFactory;
import java.io.Serializable;
/**
* @author Stephen Mallette (http://stephen.genoprime.com)
* @author Marko A. Rodriguez (http://markorodriguez.com)
*/
public class DetachedProperty<V> implements Property<V>, Serializable, Attachable<Property<V>> {
private String key;
private V value;
private transient DetachedElement element;
private DetachedProperty() {
}
protected DetachedProperty(final Property<V> property) {
this.key = property.key();
this.value = property.value();
this.element = DetachedFactory.detach(property.element(), false);
}
public DetachedProperty(final String key, final V value) {
this.key = key;
this.value = value;
this.element = null;
}
public DetachedProperty(final String key, final V value, final Element element) {
this.key = key;
this.value = value;
this.element = DetachedFactory.detach(element, false);
}
public Property<V> get() {
return this;
}
@Override
public boolean isPresent() {
return true;
}
@Override
public String key() {
return this.key;
}
@Override
public V value() {
return this.value;
}
@Override
public Element element() {
return this.element;
}
@Override
public void remove() {
throw Property.Exceptions.propertyRemovalNotSupported();
}
@Override
public String toString() {
return StringFactory.propertyString(this);
}
@SuppressWarnings("EqualsWhichDoesntCheckParameterClass")
@Override
public boolean equals(final Object object) {
return ElementHelper.areEqual(this, object);
}
@Override
public int hashCode() {
return ElementHelper.hashCode(this);
}
}