ConversionUtil.java
/*
* CSVeed (https://github.com/42BV/CSVeed)
*
* Copyright 2013-2023 CSVeed.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of The Apache Software License,
* Version 2.0 which accompanies this distribution, and is available at
* https://www.apache.org/licenses/LICENSE-2.0.txt
*/
package org.csveed.bean.conversion;
/**
* The Class ConversionUtil.
*/
public final class ConversionUtil {
/**
* Instantiates a new conversion util.
*/
private ConversionUtil() {
// Prevent Instantiation of static utils class
}
/**
* Checks for length.
*
* @param str
* the str
*
* @return true, if successful
*/
public static boolean hasLength(CharSequence str) {
return str != null && str.length() > 0;
}
/**
* Checks for text.
*
* @param str
* the str
*
* @return true, if successful
*/
public static boolean hasText(String str) {
return hasText((CharSequence) str);
}
/**
* Checks for text.
*
* @param str
* the str
*
* @return true, if successful
*/
public static boolean hasText(CharSequence str) {
if (!hasLength(str)) {
return false;
}
int strLen = str.length();
for (int i = 0; i < strLen; i++) {
if (!Character.isWhitespace(str.charAt(i))) {
return true;
}
}
return false;
}
/**
* Trim all whitespace.
*
* @param str
* the str
*
* @return the string
*/
public static String trimAllWhitespace(String str) {
if (!hasLength(str)) {
return str;
}
StringBuilder sb = new StringBuilder(str);
int index = 0;
while (sb.length() > index) {
if (Character.isWhitespace(sb.charAt(index))) {
sb.deleteCharAt(index);
} else {
index++;
}
}
return sb.toString();
}
}