org.openmdx.base.text.Case Maven / Gradle / Ivy
/*
* ====================================================================
* Project: openMDX/Core, http://www.openmdx.org/
* Description: Case
* Owner: OMEX AG, Switzerland, http://www.omex.ch
* ====================================================================
*
* This software is published under the BSD license as listed below.
*
* Copyright (c) 2007-2009, OMEX AG, Switzerland
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* * Neither the name of the openMDX team nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* ------------------
*
* This product includes software developed by other organizations as
* listed in the NOTICE file.
*/
package org.openmdx.base.text;
import java.util.Locale;
/**
* Case
*/
public enum Case {
/**
* The reply consists of lower-case alphabetic characters only.
*/
LOWER_CASE {
@Override
public String toCase(String string) {
return string == null || string.length() == 0 ?
string :
string.toLowerCase(Locale.US);
}
},
/**
* The first letter of the String is capitalized while all
* others are decapitalized.
*/
TITLE_CASE {
@Override
public String toCase(String string) {
return string == null || string.length() == 0 ?
string :
Character.toTitleCase(string.charAt(0)) + string.substring(1).toLowerCase(Locale.US);
}
},
/**
* The reply consists of all upper-case alphabetic characters
*/
UPPER_CASE {
@Override
public String toCase(String string) {
return string == null || string.length() == 0 ?
string :
string.toUpperCase(Locale.US);
}
},
/**
* The first letter of the String is decapitalized.
*/
LOWER_CAMEL_CASE {
@Override
public String toCase(String string) {
return string == null || string.length() == 0 ?
string :
Character.toLowerCase(string.charAt(0)) + string.substring(1);
}
},
/**
* The first letter of the String is capitalized.
*/
UPPER_CAMEL_CASE {
@Override
public String toCase(String string) {
return string == null || string.length() == 0 ?
string :
Character.toUpperCase(string.charAt(0)) + string.substring(1);
}
};
/**
* Convert the characters of a string to their appropriate case.
*
* @param string the String to be converted
*
* @return the converted string
*/
public abstract String toCase(String string);
}