*/
package org.codelibs.core.exception;

import javax.crypto.BadPaddingException;

/**
 * Signals that this exception has been thrown when a particular padding mechanism is expected for the input data but the data is not padded properly.
 * @author shinsuke
 */
public class BadPaddingRuntimeException extends ClRuntimeException {

    private static final long serialVersionUID = 1L;

    /**

import javax.crypto.IllegalBlockSizeException;

/**
 * Signals that this exception has been thrown when a block cipher is supplied with input data whose length is not a multiple of the cipher's block size, or that has been padded to the wrong length.
 * @author shinsuke
 */
public class IllegalBlockSizeRuntimeException extends ClRuntimeException {

    private static final long serialVersionUID = 1L;

    /**

   *     which case the input string is always returned.
   * @param padChar the character to insert at the beginning of the result until the minimum length
   *     is reached
   * @return the padded string
   */
  public static String padStart(String string, int minLength, char padChar) {
    checkNotNull(string); // eager for GWT.
    if (string.length() >= minLength) {
      return string;
    }