    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     */
    017    package org.apache.commons.jexl2.parser;
    018
    019    public final class ASTArrayLiteral extends JexlNode implements JexlNode.Literal<Object> {
    020        /** The type literal value. */
    021        Object array = null;
    022
    023        ASTArrayLiteral(int id) {
    024            super(id);
    025        }
    026
    027        ASTArrayLiteral(Parser p, int id) {
    028            super(p, id);
    029        }
    030
    031        /**
    032         *  Gets the literal value.
    033         * @return the array literal
    034         */
    035        public Object getLiteral() {
    036            return array;
    037        }
    038
    039        /**
    040         * Sets the literal value.
    041         * @param literal the literal array value
    042         * @throws IllegalArgumentException if literal is not an array or null
    043         */
    044        public void setLiteral(Object literal) {
    045            if (literal != null && !literal.getClass().isArray()) {
    046                throw new IllegalArgumentException(literal.getClass() + " is not an array");
    047            }
    048            this.array = literal;
    049        }
    050
    051        /** {@inheritDoc} */
    052        @Override
    053        public Object jjtAccept(ParserVisitor visitor, Object data) {
    054            return visitor.visit(this, data);
    055        }
    056    }