de.invation.code.toval.misc.StringUtils Maven / Gradle / Ivy

Go to download
package de.invation.code.toval.misc;

import java.util.ArrayList;
import java.util.List;
import java.util.StringTokenizer;

import de.invation.code.toval.validate.ParameterException;
import de.invation.code.toval.validate.Validate;


public class StringUtils {
	
	public static StringTokenizer splitArrayString(String array, String delimiter){
		array = array.replace("[", "");
		array = array.replace("]", "");
		return new StringTokenizer(array, delimiter);
	}
	
	/**
	 * Takes a string and splits it according to the quote character '.
	 * Use this method for splitting a string into several parts, where each part corresponds to a quoted substring in the input.

	 * A string "['stringA' 'stringB']" will result in the list (stringA,stringB) with ' being the character used for qouting.
	 * @param array Input string, containing quoted character sets.
	 * @param quoteChar The character used to quote strings in the input string.
	 * @return  list, containing all quotes strings in the input string.
	 */
	public static List splitArrayStringQuoted(String array, char quoteChar){
		array = array.replace("[", "");
		array = array.replace("]", "");
		List result = new ArrayList();
		Integer actStart = null;
		for(int i=0; i
	 * Use this method for splitting a string into several parts, where each part corresponds to a quoted substring in the input.

	 * A string "['stringA' 'stringB']" will result in the list (stringA,stringB) with ' being the character used for qouting.
	 * @param array Input string, containing quoted character sets.
	 * @return  list, containing all quotes strings in the input string.
	 */
	public static List splitArrayStringQuoted(String array){
		return splitArrayStringQuoted(array, '\'');
	}
	
	public static int countOccurrences(String string, char character){
		int count = 0;
		for(char c: string.toCharArray()){
			if(c == character)
				count++;
		}
		return count;
	}
	
	public static String removeLeading(String string, char character){
		int index = 0;
		for(int i=0; i 0)
			return "";
		return string;
	}
	
	public static String removeEnding(String string, char character){
		int index = string.length()-1;
		for(int i=string.length()-1; i>=0; i--){
			if(string.charAt(i) != character){
				return string.substring(0, index+1);
			}
			index--;
		}
		if(index < string.length()-1)
			return "";
		return string;
	}	
	
	public static String removeSurrounding(String string, char character){
		String result = removeLeading(string, character);
		return removeEnding(result, character);
	}
	
	public static String createString(char character, int occurrences){
		char[] arr = new char[occurrences];
		for(int i=0; i")+"";
		htmlString = htmlString.replace(" ", " ");
		return htmlString;
	}

}