Test code for langAmount handling

Main.java

public static class LangAmount{
    
    public int countMin;
    public int countMax;
    public String message;
    
    public LangAmount(String messySubLine){
        this(messySubLine, -1);
    }
    
    public LangAmount(String messySubLine, int prevMax){
        
        String countString = messySubLine.replaceFirst("^\\[(.+)\\].+$", "$1");
        String messageString = messySubLine.replaceFirst("^\\[.+\\]\\s*(.+)$", "$1");
        
        String[] counts = countString.split(",");
        
        if(counts.length == 1){
            this.countMin = Integer.parseInt(counts[0]);
            this.countMax = this.countMin;
        }
        else{
            this.countMin = counts[0].equals("*") ? 0 : Integer.parseInt(counts[0]);
            this.countMax = counts[1].equals("*") ? Integer.MAX_VALUE : Integer.parseInt(counts[1]);
        }
        
        this.message = messageString;
        
        System.out.println(prevMax);
        
    }
    
    public LangAmount(int countMin, int countMax, String message){
        this.countMin = countMin;
        this.countMax = countMax;
        this.message = message;
    }
    
    public LangAmount(int countMin, char countMax, String message){
        this(countMin, countMax == '*' ? Integer.MAX_VALUE : Character.getNumericValue(countMax), message);
    }
    
    @Override
    public String toString(){
        return "[min: " + countMin + ", max: " + countMax + ", message: \"" + message + "\"]";
    }
    
}

public static void main(String []args){
    
    String testString = "[0] string1 | [1,10] string2 | [11,*] string3";
    
    testLangAmountString(testString);
    
}

public static void testLangAmountString(String testString){
    
    String[] array = testString.split("\\s*[^\\\\]\\|\\s*");
    
    String countMatcher = "^\\[[0-9]+(,([0-9]+|*))?\\]\\s?.+$";
    
    ArrayList<LangAmount> langList = new ArrayList<>();
    
    if(array.length == 2){
        
        if(!array[0].matches(countMatcher) && !array[1].matches(countMatcher)){
            
            langList.add(new LangAmount(1, 1, array[0]));
            langList.add(new LangAmount(2, '*', array[0]));
            
        }
        
    }
    
    if(langList.isEmpty()){
        
        for(String val : array){
            if(langList.isEmpty()){
                langList.add(new LangAmount(val));
            }
            else{
                langList.add(new LangAmount(val, langList.get(langList.size() - 1).countMax));
            }
        }
        
    }
    
    for(LangAmount langs : langList){
        System.out.println(langs);
    }
    
}