/*
 * 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.collect.ImmutableList;

import java.util.List;

public class QueryUtil {

    public static Select selectList(Expression... expressions) {
        ImmutableList.Builder<SelectItem> items = ImmutableList.builder();
        for (Expression expression : expressions) {
            items.add(new SingleColumn(expression));
        }
        return new Select(false, items.build());
    }

    public static Select selectList(SelectItem... items) {
        return new Select(false, ImmutableList.copyOf(items));
    }

    public static List<Relation> table(QualifiedName name) {
        return ImmutableList.<Relation>of(new Table(name));
    }

    public static List<Relation> subquery(Query query) {
        return ImmutableList.<Relation>of(new TableSubquery(query));
    }

    public static Expression equal(Expression left, Expression right) {
        return new ComparisonExpression(ComparisonExpression.Type.EQUAL, left, right);
    }

}

/*
 * 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.collect.ImmutableList;

import java.util.List;

public class QueryUtil {

    public static Select selectList(Expression... expressions) {
        ImmutableList.Builder<SelectItem> items = ImmutableList.builder();
        for (Expression expression : expressions) {
            items.add(new SingleColumn(expression));
        }
        return new Select(false, items.build());
    }

    public static List<Relation> table(QualifiedName name) {
        return ImmutableList.<Relation>of(new Table(name));
    }
}

Remove unused methods from QueryUtil