Simple Circular Buffer

circularBuffer

  /**
   * Simple Scala Circular Buffer.
   * 
   * @author Aidan Church (aidanchurch@gmail.com)
   * @url http://www.achurch.me
   * 
   */
  class circularBuffer(size:Int){
    
    val maxSize = size;
    val buffer = new ArrayBuffer[String]
    
    def +=(item : String){
      
      if(buffer.size == size)
        buffer.trimStart(1)

      buffer.append(item)
      
    }
    
    def remove(n:Int) = {buffer.trimStart(n)}
    
    def print(){
      for(string <- buffer){
        
        println(string)
        
      }
    }
    
  }