/*
* Copyright (c) 2016 Cisco Systems, Inc. and others. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*/
package org.opendaylight.yangtools.yang.data.util;
import com.google.common.annotations.Beta;
import com.google.common.base.Preconditions;
import java.io.IOException;
import java.util.Objects;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
import org.opendaylight.yangtools.yang.data.api.schema.stream.NormalizedNodeStreamWriter;
import org.opendaylight.yangtools.yang.model.api.DataSchemaNode;
/**
* Utility abstract class for tracking parser state, as needed by StAX-like parser.
*/
@Beta
public abstract class AbstractNodeDataWithSchema {
private final DataSchemaNode schema;
public AbstractNodeDataWithSchema(final DataSchemaNode schema) {
this.schema = Preconditions.checkNotNull(schema);
}
/**
* Return the associated schema node.
*
* @return Associated schema node.
*/
public final DataSchemaNode getSchema() {
return schema;
}
/**
* Emit this node's events into the specified writer.
*
* @param writer Target writer
* @throws IOException reported when thrown by the writer.
*/
public abstract void write(final NormalizedNodeStreamWriter writer) throws IOException;
protected final NodeIdentifier provideNodeIdentifier() {
return NodeIdentifier.create(schema.getQName());
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + Objects.hashCode(schema);
return result;
}
@Override
public boolean equals(final Object obj) {
if (this == obj) {
return true;
}
if (obj == null) {
return false;
}
if (getClass() != obj.getClass()) {
return false;
}
final AbstractNodeDataWithSchema other = (AbstractNodeDataWithSchema) obj;
return schema.equals(other.schema);
}
}