| /** |
| * 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.camel.util.jsse; |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.regex.Pattern; |
| import java.util.regex.PatternSyntaxException; |
| |
| /** |
| * Represents a set of regular expression based filter patterns for |
| * including and excluding content of some type. |
| */ |
| public class FilterParameters extends JsseParameters { |
| |
| protected List<String> include; |
| protected List<String> exclude; |
| |
| /** |
| * Returns a live copy of the list of patterns to include. |
| * The list of excludes takes precedence over the include patterns. |
| * |
| * @return the list of patterns to include |
| */ |
| public List<String> getInclude() { |
| if (this.include == null) { |
| this.include = new ArrayList<String>(); |
| } |
| return this.include; |
| } |
| |
| /** |
| * Returns a live copy of the list of patterns to exclude. |
| * This list takes precedence over the include patterns. |
| * |
| * @return the list of patterns to exclude |
| */ |
| public List<String> getExclude() { |
| if (exclude == null) { |
| exclude = new ArrayList<String>(); |
| } |
| return this.exclude; |
| } |
| |
| /** |
| * Returns a list of compiled {@code Pattern}s based on the |
| * values of the include list. |
| * |
| * @return the list of compiled expressions, never {@code null} |
| * |
| * @throws PatternSyntaxException if any of the expressions are invalid |
| */ |
| public List<Pattern> getIncludePatterns() { |
| return this.getPattern(this.getInclude()); |
| } |
| |
| /** |
| * Returns a list of compiled {@code Pattern}s based on the |
| * values of the exclude list. |
| * |
| * @return the list of compiled expressions, never {@code null} |
| * |
| * @throws PatternSyntaxException if any of the expressions are invalid |
| */ |
| public List<Pattern> getExcludePatterns() { |
| return this.getPattern(this.getExclude()); |
| } |
| |
| /** |
| * Returns an immutable collection of compiled filter patterns based on |
| * the state of this instance at the time of invocation. |
| */ |
| public Patterns getPatterns() { |
| return new Patterns(this.getIncludePatterns(), this.getExcludePatterns()); |
| } |
| |
| /** |
| * Compiles {@code Pattern}s for each expression in {@code patternStrings}. |
| * |
| * @param patternStrings the list of regular expressions to compile |
| * |
| * @return the list of compiled patterns |
| * |
| * @throws PatternSyntaxException if any of the expressions are invalid |
| */ |
| protected List<Pattern> getPattern(List<String> patternStrings) { |
| List<Pattern> patterns = new ArrayList<Pattern>(patternStrings.size()); |
| |
| for (String expression : patternStrings) { |
| patterns.add(Pattern.compile(this.parsePropertyValue(expression))); |
| } |
| return patterns; |
| } |
| |
| /** |
| * An immutable collection of compiled includes and excludes filter {@link Pattern}s. |
| */ |
| public static class Patterns { |
| private final List<Pattern> includes; |
| private final List<Pattern> excludes; |
| |
| public Patterns(List<Pattern> includes, List<Pattern> excludes) { |
| this.includes = Collections.unmodifiableList(new ArrayList<Pattern>(includes)); |
| this.excludes = Collections.unmodifiableList(new ArrayList<Pattern>(excludes)); |
| } |
| |
| public List<Pattern> getIncludes() { |
| return includes; |
| } |
| |
| public List<Pattern> getExcludes() { |
| return excludes; |
| } |
| } |
| |
| @Override |
| public String toString() { |
| StringBuilder builder = new StringBuilder(); |
| builder.append("FilterParameters [include="); |
| builder.append(Arrays.toString(getInclude().toArray(new String[getInclude().size()]))); |
| builder.append(", exclude="); |
| builder.append(Arrays.toString(getExclude().toArray(new String[getExclude().size()]))); |
| builder.append(", getContext()="); |
| builder.append(getCamelContext()); |
| builder.append("]"); |
| return builder.toString(); |
| } |
| } |