Program: 97217
Project: 97217
Buggy source:
/** 
 * <p> Sets the element's value. Can be [ab]used to set subsequent, contiguous bytes but, while widespread, this use is discouraged and may be removed in a future release. The behavior of this method differs depending on the length of string passed in and whether the underlying element is eight bits. </p> <p> For an empty string it sets the element to the null character, '\0', using   {@link #setValue(Character)}, which properly accounts for cases where the element is not eight bits. </p> <p> If the string has a length of one it calls   {@link #setValue(Character)} with value.charAt(0).</p> <p> If the string length is greater than one it will assume this and all subsequent elements are eight bits and set them. <b>Note</b> that it does nothing to ensure the subsequent bytes are character elements or eight bits. It will throw IllegalArgumentException if setting subsequent elements would overflow. If the element is not eight bits in size it will set as above and log a warning and stack trace but not throw an exception. </p>
 * @param accessor
 * @param value the string to set the bytes to
 */
@Override public void parseAndSet(ITestEnvironmentAccessor accessor,String value){
  if (value.length() + this.getByteOffset() > this.getMessage().getData().length) {
    throw new IllegalArgumentException("String_Node_Str");
  }
  if (accessor != null) {
    accessor.getLogger().methodCalledOnObject(accessor,this.getFullName(),new MethodFormatter().add(value),this.getMessage());
  }
switch (value.length()) {
case 0:
    setValue('\0');
  break;
case 1:
setValue(value.charAt(0));
break;
default :
if (!(lsb == 7 && msb == 0)) {
OseeLog.log(getClass(),Level.SEVERE,"String_Node_Str" + Arrays.toString(Thread.currentThread().getStackTrace()));
}
setASCIIString(value);
break;
}
if (accessor != null) {
accessor.getLogger().methodEnded(accessor);
}
}

Fixed version (ground truth):
/** 
 * <p> Sets the element's value. Can be [ab]used to set subsequent, contiguous bytes but, while widespread, this use is discouraged and may be removed in a future release. The behavior of this method differs depending on the length of string passed in and whether the underlying element is eight bits. </p> <p> For an empty string it sets the element to the null character, '\0', using   {@link #setValue(Character)}, which properly accounts for cases where the element is not eight bits. </p> <p> If the string has a length of one it calls   {@link #setValue(Character)} with value.charAt(0).</p> <p> If the string length is greater than one it will assume this and all subsequent elements are eight bits and set them. <b>Note</b> that it does nothing to ensure the subsequent bytes are character elements or eight bits. It will throw IllegalArgumentException if setting subsequent elements would overflow. If the element is not eight bits in size it will set as above and log a warning and stack trace but not throw an exception. </p>
 * @param accessor
 * @param value the string to set the bytes to
 */
@Override public void parseAndSet(ITestEnvironmentAccessor accessor,String value){
  if (value.length() + this.getByteOffset() > this.getMessage().getData().length) {
    throw new IllegalArgumentException("String_Node_Str");
  }
  if (accessor != null) {
    accessor.getLogger().methodCalledOnObject(accessor,this.getFullName(),new MethodFormatter().add(value),this.getMessage());
  }
switch (value.length()) {
case 0:
    setValue('\0');
  break;
case 1:
setValue(value.charAt(0));
break;
default :
setASCIIString(value);
break;
}
if (accessor != null) {
accessor.getLogger().methodEnded(accessor);
}
}