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/*
 * Copyright 2011 the original author or authors.
 *
 * Licensed 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 net.projectmonkey.convention;

import java.util.regex.Pattern;

import net.projectmonkey.spi.NameTokenizer;
import net.projectmonkey.spi.NameableType;

/**
 * {@link NameTokenizer} implementations.
 * 
 * @author Jonathan Halterman
 */
public class NameTokenizers {
  /**
   * Tokenizes class and property names according to the CamelCase naming convention.
   */
  public static final NameTokenizer CAMEL_CASE = new CamelCaseNameTokenizer();

  private static class CamelCaseNameTokenizer implements NameTokenizer {
    private static final Pattern camelCase = Pattern
        .compile("(?<=[A-Z])(?=[A-Z][a-z])|(?<=[^A-Z])(?=[A-Z])|(?<=[A-Za-z])(?=[^A-Za-z])");

    public String[] tokenize(String name, NameableType nameableType) {
      return camelCase.split(name);
    }
  }
}