/* Generated By:JJTree: Do not edit this line. QueryCommand.java Version 4.3 */
/* JavaCCOptions:MULTI=true,NODE_USES_PARSER=true,VISITOR=true,TRACK_TOKENS=false,NODE_PREFIX=,NODE_EXTENDS=,NODE_FACTORY=,SUPPORT_CLASS_VISIBILITY_PUBLIC=true */
package org.teiid.query.sql.lang;

import java.util.List;
import org.teiid.designer.query.sql.lang.IQueryCommand;
import org.teiid.designer.runtime.version.spi.ITeiidServerVersion;
import org.teiid.query.parser.LanguageVisitor;
import org.teiid.query.sql.symbol.Expression;

/**
 *
 */
public abstract class QueryCommand extends Command
    implements IQueryCommand<OrderBy, Query, Expression, LanguageVisitor> {

    /** The order in which to sort the results */
    private OrderBy orderBy;

    /** Limit on returned rows */
    private Limit limit;
    
    private List<WithQueryCommand> with;

    /**
     * @param p
     * @param id
     */
    public QueryCommand(ITeiidServerVersion p, int id) {
        super(p, id);
    }

    /**
     * Get the order by clause for the query.
     * @return order by clause
     */
    @Override
    public OrderBy getOrderBy() {
        return orderBy;
    }
    
    /**
     * Set the order by clause for the query.
     * @param orderBy New order by clause
     */
    @Override
    public void setOrderBy(OrderBy orderBy) {
        this.orderBy = orderBy;
    }

    /**
     * @return limit
     */
    public Limit getLimit() {
        return limit;
    }

    /**
     * @param limit
     */
    public void setLimit(Limit limit) {
        this.limit = limit;
    }
    
    /**
     * @return with
     */
    public List<WithQueryCommand> getWith() {
        return with;
    }
    
    /**
     * @param with
     */
    public void setWith(List<WithQueryCommand> with) {
        this.with = with;
    }

    @Override
    public boolean returnsResultSet() {
        return true;
    }

    @Override
    public int hashCode() {
        final int prime = 31;
        int result = super.hashCode();
        result = prime * result + ((this.limit == null) ? 0 : this.limit.hashCode());
        result = prime * result + ((this.orderBy == null) ? 0 : this.orderBy.hashCode());
        result = prime * result + ((this.with == null) ? 0 : this.with.hashCode());
        return result;
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj) return true;
        if (!super.equals(obj)) return false;
        if (getClass() != obj.getClass()) return false;
        QueryCommand other = (QueryCommand)obj;
        if (this.limit == null) {
            if (other.limit != null) return false;
        } else if (!this.limit.equals(other.limit)) return false;
        if (this.orderBy == null) {
            if (other.orderBy != null) return false;
        } else if (!this.orderBy.equals(other.orderBy)) return false;
        if (this.with == null) {
            if (other.with != null) return false;
        } else if (!this.with.equals(other.with)) return false;
        return true;
    }

    /** Accept the visitor. **/
    @Override
    public void acceptVisitor(LanguageVisitor visitor) {
        visitor.visit(this);
    }

    @Override
    public abstract QueryCommand clone();

}
/* JavaCC - OriginalChecksum=e5518987c086d24b10346b06ef207602 (do not edit this line) */