org.tomitribe.util.Strings 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.tomitribe.util;
public class Strings {
private Strings() {
// no-op
}
public static String lc(final String string) {
return lowercase(string);
}
public static String lowercase(final String string) {
if (string == null) return null;
final StringBuilder sb = new StringBuilder(string);
for (int i = 0; i < sb.length(); i++) {
sb.setCharAt(i, Character.toLowerCase(sb.charAt(i)));
}
return sb.toString();
}
public static String uc(final String string) {
return uppercase(string);
}
public static String uppercase(final String string) {
if (string == null) return null;
final StringBuilder sb = new StringBuilder(string);
for (int i = 0; i < sb.length(); i++) {
sb.setCharAt(i, Character.toUpperCase(sb.charAt(i)));
}
return sb.toString();
}
public static String ucfirst(final String string) {
if (string == null) return null;
final StringBuilder sb = new StringBuilder(string);
if (sb.length() > 0) {
sb.setCharAt(0, Character.toUpperCase(sb.charAt(0)));
}
return sb.toString();
}
public static String lcfirst(final String string) {
if (string == null) return null;
final StringBuilder sb = new StringBuilder(string);
if (sb.length() > 0) {
sb.setCharAt(0, Character.toLowerCase(sb.charAt(0)));
}
return sb.toString();
}
public static String camelCase(final String string) {
return camelCase(string, "-");
}
public static String camelCase(final String string, final String delimiter) {
final StringBuilder sb = new StringBuilder();
final String[] strings = string.split(delimiter);
for (final String s : strings) {
final int l = sb.length();
sb.append(s);
sb.setCharAt(l, Character.toUpperCase(sb.charAt(l)));
}
return sb.toString();
}
}