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Statistical sampling library for use in virtdata libraries, based
on apache commons math 4
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF 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.
*/
package org.apache.logging.log4j.core.parser;
import org.apache.logging.log4j.core.LogEvent;
/**
* Parse the output from a layout into instances of {@link LogEvent}.
*/
public interface LogEventParser {
/**
* Parses a byte array, which is expected to contain exactly one log event.
*
* @param input the byte array
*
* @return the parsed LogEvent, never {@literal null}.
* @throws ParseException if the input is malformed and cannot be parsed as a LogEvent
*/
LogEvent parseFrom(byte[] input) throws ParseException;
/**
* Parses a specified range in a byte array. The specified range is expected to contain
* exactly one log event.
*
* @param input the byte array
* @param offset the initial offset
* @param length the length
*
* @return the parsed LogEvent, never {@literal null}.
* @throws ParseException if the input is malformed and cannot be parsed as a LogEvent
*/
LogEvent parseFrom(byte[] input, int offset, int length) throws ParseException;
}