db.sql.api.cmd.executor.method.groupByMethod.IGroupByMultiGetterFunMethod Maven / Gradle / Ivy

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package db.sql.api.cmd.executor.method.groupByMethod;


import db.sql.api.Cmd;
import db.sql.api.Getter;
import db.sql.api.cmd.GetterColumnField;

import java.util.function.Function;

public interface IGroupByMultiGetterFunMethod {

    default  SELF groupByWithFun(Function f, Getter... columns) {
        return this.groupByWithFun(f, 1, columns);
    }

     SELF groupByWithFun(Function f, int storey, Getter... columns);


    SELF groupByWithFun(Function f, GetterColumnField... getterColumnFields);

    default  SELF groupByWithFun(boolean when, Function f, Getter... columns) {
        if (!when) {
            return (SELF) this;
        }
        return this.groupByWithFun(f, 1, columns);
    }


    default  SELF groupByWithFun(boolean when, Function f, int storey, Getter... columns) {
        if (!when) {
            return (SELF) this;
        }
        return this.groupByWithFun(f, storey, columns);
    }

    default SELF groupByWithFun(boolean when, Function f, GetterColumnField... getterColumnFields) {
        if (!when) {
            return (SELF) this;
        }
        return this.groupByWithFun(f, getterColumnFields);
    }
}