/*
* 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.ignite.internal.visor.query;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import java.util.List;
import org.apache.ignite.cache.QueryIndex;
import org.apache.ignite.cache.QueryIndexType;
import org.apache.ignite.internal.util.typedef.internal.S;
import org.apache.ignite.internal.util.typedef.internal.U;
import org.apache.ignite.internal.visor.VisorDataTransferObject;
/**
* Data transfer object for {@link QueryIndex}.
*/
public class VisorQueryIndex extends VisorDataTransferObject {
/** */
private static final long serialVersionUID = 0L;
/** Name of index. */
private String name;
/** Type of index. */
private QueryIndexType type;
/** Fields to create group indexes for. */
private List<VisorQueryIndexField> fields;
/**
* Create data transfer object for given cache type metadata.
*/
public VisorQueryIndex() {
// No-op.
}
/**
* Create data transfer object for given cache type metadata.
*
* @param idx Actual cache query entity index.
*/
public VisorQueryIndex(QueryIndex idx) {
assert idx != null;
name = idx.getName();
type = idx.getIndexType();
fields = VisorQueryIndexField.list(idx);
}
/**
* @return Name of index.
*/
public String getName() {
return name;
}
/**
* @return Type of index.
*/
public QueryIndexType getType() {
return type;
}
/**
* @return Fields to create group indexes for.
*/
public List<VisorQueryIndexField> getFields() {
return fields;
}
/** {@inheritDoc} */
@Override protected void writeExternalData(ObjectOutput out) throws IOException {
U.writeString(out, name);
U.writeEnum(out, type);
U.writeCollection(out, fields);
}
/** {@inheritDoc} */
@Override protected void readExternalData(byte protoVer, ObjectInput in) throws IOException, ClassNotFoundException {
name = U.readString(in);
type = QueryIndexType.fromOrdinal(in.readByte());
fields = U.readList(in);
}
/** {@inheritDoc} */
@Override public String toString() {
return S.toString(VisorQueryIndex.class, this);
}
}