001/*
002 * Copyright © 2012, 2013, 2014 Royal Botanic Gardens, Kew.
003 *
004 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
005 *
006 * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
007 *
008 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
009 */
010package org.kew.rmf.transformers;
011
012/**
013 * CapitalLettersExtractor returns only the capital letters in a string.
014 *
015 * This is achieved by extending {@link A2BTransformer}, where the pattern to
016 * search for (`a`) is fixed as "[^A-Z]" (everything but capital letters), and
017 * the replacement (`b`) defaults to an empty string but can be overwritten.
018 */
019public class CapitalLettersExtractor extends A2BTransformer {
020
021    final private String a = "[^A-Z]";
022    private String b = " ";
023
024    // Without specifying the getters here Java inheritance would return `a` and
025    // `b` of the superclass as the getters are defined there, how strange is
026    // that..
027    @Override
028    public String getA() {
029        return this.a;
030    }
031
032    @Override
033    public String getB() {
034        return this.b;
035    }
036
037    @Override
038    public void setB(String b) {
039        this.b = b;
040    }
041}