| // *************************************************************************************************************************** |
| // * 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.juneau.config; |
| |
| import static org.apache.juneau.internal.StringUtils.*; |
| |
| import java.util.*; |
| |
| import org.apache.juneau.config.encode.*; |
| |
| /** |
| * Identifies the supported modification types for config entries. |
| */ |
| public enum ConfigMod { |
| |
| /** |
| * Encoded using the registered {@link ConfigEncoder}. |
| */ |
| ENCODED("*"); |
| |
| |
| private final String c; |
| |
| private ConfigMod(String c) { |
| this.c = c; |
| } |
| |
| /** |
| * Converts an array of modifiers to a modifier string. |
| * |
| * @param mods The modifiers. |
| * @return A modifier string, or an empty string if there are no modifiers. |
| */ |
| public static String asString(ConfigMod...mods) { |
| if (mods.length == 0) |
| return ""; |
| if (mods.length == 1) |
| return mods[0].c; |
| StringBuilder sb = new StringBuilder(mods.length); |
| for (ConfigMod m : mods) |
| sb.append(m.c); |
| return sb.toString(); |
| } |
| |
| private static ConfigMod fromChar(char c) { |
| if (c == '*') |
| return ENCODED; |
| return null; |
| } |
| |
| /** |
| * Converts a modifier string (e.g. <js>"^*"</js>) into a list of {@link ConfigMod Modifiers} |
| * in reverse order of how they appear in the string. |
| * |
| * @param s The modifier string. |
| * @return The list of modifiers, or an empty list if the string is empty or <jk>null</jk>. |
| */ |
| public static List<ConfigMod> asModifiersReverse(String s) { |
| if (isEmpty(s)) |
| return Collections.emptyList(); |
| if (s.length() == 1) { |
| ConfigMod m = fromChar(s.charAt(0)); |
| return m == null ? Collections.<ConfigMod>emptyList() : Collections.singletonList(m); |
| } |
| List<ConfigMod> l = new ArrayList<>(s.length()); |
| for (int i = s.length()-1; i >= 0; i--) { |
| ConfigMod m = fromChar(s.charAt(i)); |
| if (m != null) |
| l.add(m); |
| } |
| return l; |
| } |
| |
| /** |
| * Converts a modifier string (e.g. <js>"^*"</js>) into a list of {@link ConfigMod Modifiers}. |
| * |
| * @param s The modifier string. |
| * @return The list of modifiers, or an empty list if the string is empty or <jk>null</jk>. |
| */ |
| public static List<ConfigMod> asModifiers(String s) { |
| if (isEmpty(s)) |
| return Collections.emptyList(); |
| if (s.length() == 1) { |
| ConfigMod m = fromChar(s.charAt(0)); |
| return m == null ? Collections.<ConfigMod>emptyList() : Collections.singletonList(m); |
| } |
| List<ConfigMod> l = new ArrayList<>(s.length()); |
| for (int i = 0; i < s.length(); i++) { |
| ConfigMod m = fromChar(s.charAt(i)); |
| if (m != null) |
| l.add(m); |
| } |
| return l; |
| } |
| } |