package io.cloudevents.sql;

import io.cloudevents.sql.impl.parser.ParserBuilder;

import io.cloudevents.sql.impl.parser.ParserImpl;

public interface Parser {

/**

* Parse the expression.

*

* @param inputExpression input expression

* @return the parsed expression

* @throws ParseException if the expression cannot be parsed

*/

Expression parse(String inputExpression) throws ParseException;

/**

* Parse the expression with default parser instance.

*

* @param inputExpression input expression

* @return the parsed expression

* @throws ParseException if the expression cannot be parsed

*/

static Expression parseDefault(String inputExpression) throws ParseException {

return ParserImpl.getInstance().parse(inputExpression);

}

/**

* @return the default instance of the parser

*/

static Parser getDefault() {

return ParserImpl.getInstance();

}

/**

* @return a new {@link ParserBuilder}, to create a customized parser instance

*/

static ParserBuilder builder() {

return new ParserBuilder();

}

}