/** * Sets the {@code _expression} child of this {@link AIdentifierObjectDesignator} node. * @param value the new {@code _expression} child of this {@link AIdentifierObjectDesignator} node */ public void setExpression(AVariableExp value) { if (this._expression != null) { this._expression.parent(null); } if (value != null) { if (value.parent() != null) { value.parent().removeChild(value); } value.parent(this); } this._expression = value; }