/*
* Copyright (c) 2015 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.api;
import com.google.common.base.Preconditions;
import com.google.common.collect.Lists;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import org.opendaylight.yangtools.util.HashCodeBuilder;
import org.opendaylight.yangtools.yang.common.QName;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.InstanceIdentifierBuilder;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifierWithPredicates;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
final class YangInstanceIdentifierBuilder implements InstanceIdentifierBuilder {
private final HashCodeBuilder<PathArgument> hash;
private final List<PathArgument> path;
public YangInstanceIdentifierBuilder() {
this.hash = new HashCodeBuilder<>();
this.path = new ArrayList<>();
}
public YangInstanceIdentifierBuilder(final Iterable<PathArgument> prefix, final int hash) {
this.path = Lists.newArrayList(prefix);
this.hash = new HashCodeBuilder<>(hash);
}
private InstanceIdentifierBuilder addArgument(final PathArgument arg) {
path.add(arg);
hash.addArgument(arg);
return this;
}
@Override
public InstanceIdentifierBuilder node(final PathArgument arg) {
return addArgument(Preconditions.checkNotNull(arg));
}
@Override
public InstanceIdentifierBuilder node(final QName nodeType) {
return addArgument(new NodeIdentifier(nodeType));
}
@Override
public InstanceIdentifierBuilder nodeWithKey(final QName nodeType, final QName key, final Object value) {
return addArgument(new NodeIdentifierWithPredicates(nodeType, key, value));
}
@Override
public InstanceIdentifierBuilder nodeWithKey(final QName nodeType, final Map<QName, Object> keyValues) {
return addArgument(new NodeIdentifierWithPredicates(nodeType, keyValues));
}
@Override
public YangInstanceIdentifier build() {
return FixedYangInstanceIdentifier.create(path, hash.build());
}
}