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HotRod is an ORM for Java, Spring and SpringBoot.

There is a newer version: 4.8.1

package org.hotrod.runtime.livesql.expressions;

import org.hotrod.runtime.livesql.queries.select.QueryWriter;
import org.hotrod.runtime.livesql.queries.select.ReferenceableExpression;

public class AliasedExpression implements ReferenceableExpression {

  private Expression expression;
  private String alias;

  public AliasedExpression(final Expression expression, final String alias) {
    this.expression = expression;
    this.alias = alias;
  }

  @Override
  public void renderTo(final QueryWriter w) {
    this.expression.renderTo(w);
    w.write(" as ");
    w.write(w.getSqlDialect().getIdentifierRenderer().renderSQLName(this.alias));
  }

}