com.groupbyinc.common.apache.commons.io.serialization.RegexpClassNameMatcher Maven / Gradle / Ivy
/*
* 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.commons.io.serialization;
import java.util.regex.Pattern;
/**
* A {@link ClassNameMatcher} that uses regular expressions.
*
* This object is immutable and thread-safe.
*
*/
final class RegexpClassNameMatcher implements ClassNameMatcher {
private final Pattern pattern; // Class is thread-safe
/**
* Constructs an object based on the specified regular expression.
*
* @param regex a regular expression for evaluating acceptable class names
*/
public RegexpClassNameMatcher(final String regex) {
this(Pattern.compile(regex));
}
/**
* Constructs an object based on the specified pattern.
*
* @param pattern a pattern for evaluating acceptable class names
* @throws IllegalArgumentException if pattern is null
*/
public RegexpClassNameMatcher(final Pattern pattern) {
if (pattern == null) {
throw new IllegalArgumentException("Null pattern");
}
this.pattern = pattern;
}
@Override
public boolean matches(final String className) {
return pattern.matcher(className).matches();
}
}