001/*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.commons.jexl2;
018
019/**
020 * Interface for objects carrying information usefull to debugging.
021 * @since 1.0
022 */
023public interface JexlInfo {
024    /**
025     * Formats this information for debugging purpose.
026     * @return a human readable string.
027     */
028    String debugString();
029    /**
030     * Gets the underlying debugging information.
031     * @return a debug info instance
032     * @since 2.1
033     */
034    DebugInfo debugInfo();
035}