| /*- |
| * 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.sling.query.impl.predicate; |
| |
| import java.util.regex.Pattern; |
| |
| import org.apache.commons.lang.StringUtils; |
| |
| public enum SelectorOperator { |
| CONTAINS("*=") { |
| @Override |
| public boolean accepts(String property, String value) { |
| return StringUtils.contains(property, value); |
| } |
| }, |
| CONTAINS_WORD("~=") { |
| @Override |
| public boolean accepts(String property, String value) { |
| String quoted = Pattern.quote(value); |
| String regex = String.format("(^| )%s( |$)", quoted); |
| return property != null && Pattern.compile(regex).matcher(property).find(); |
| } |
| }, |
| ENDS_WITH("$=") { |
| @Override |
| public boolean accepts(String property, String value) { |
| return StringUtils.endsWith(property, value); |
| } |
| }, |
| EQUALS("=") { |
| @Override |
| public boolean accepts(String property, String value) { |
| return StringUtils.equals(property, value); |
| } |
| }, |
| NOT_EQUAL("!=") { |
| @Override |
| public boolean accepts(String property, String value) { |
| return !StringUtils.equals(property, value); |
| } |
| }, |
| STARTS_WITH("^=") { |
| @Override |
| public boolean accepts(String property, String value) { |
| return StringUtils.startsWith(property, value); |
| } |
| }; |
| |
| private final String operator; |
| |
| SelectorOperator(String operator) { |
| this.operator = operator; |
| } |
| |
| public abstract boolean accepts(String key, String value); |
| |
| public static SelectorOperator getSelectorOperator(String operator) { |
| for (SelectorOperator o : values()) { |
| if (o.operator.equals(operator)) { |
| return o; |
| } |
| } |
| return EQUALS; |
| } |
| } |