/*
* Licensed to CRATE Technology GmbH ("Crate") under one or more contributor
* license agreements. See the NOTICE file distributed with this work for
* additional information regarding copyright ownership. Crate 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.
*
* However, if you have executed another commercial license agreement
* with Crate these terms will supersede the license and you may use the
* software solely pursuant to the terms of the relevant commercial agreement.
*/
package io.crate.sql.tree;
import com.google.common.base.MoreObjects;
import com.google.common.base.Objects;
import javax.annotation.Nullable;
import java.util.List;
public class IndexDefinition extends TableElement {
private final String ident;
private final String method;
private final List<Expression> columns;
private final GenericProperties properties;
public IndexDefinition(String ident, String method, List<Expression> columns, @Nullable GenericProperties properties) {
this.ident = ident;
this.method = method;
this.columns = columns;
this.properties = MoreObjects.firstNonNull(properties, GenericProperties.EMPTY);
}
public String ident() {
return ident;
}
public String method() {
return method;
}
public List<Expression> columns() {
return columns;
}
public GenericProperties properties() {
return properties;
}
@Override
public int hashCode() {
return Objects.hashCode(ident, method, columns, properties);
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
IndexDefinition that = (IndexDefinition) o;
if (!columns.equals(that.columns)) return false;
if (!ident.equals(that.ident)) return false;
if (!method.equals(that.method)) return false;
if (!properties.equals(that.properties)) return false;
return true;
}
@Override
public String toString() {
return MoreObjects.toStringHelper(this)
.add("ident", ident)
.add("method", method)
.add("columns", columns)
.add("properties", properties)
.toString();
}
@Override
public <R, C> R accept(AstVisitor<R, C> visitor, C context) {
return visitor.visitIndexDefinition(this, context);
}
}