spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/condition/ConditionMessage.java
/**
	 * Return a new {@link ConditionMessage} based on the instance and an appended
	 * message.
	 * @param message the message to append
	 * @return a new {@link ConditionMessage} instance
	 */
Return a new  ConditionMessage based on the instance and an appended
message.
@param message the message to append
@return a new  ConditionMessage instance
Return a new ConditionMessage based on the instance and an appended message . @param message the message to append @return a new ConditionMessage instance
public ConditionMessage append(String message) {
		if (!StringUtils.hasLength(message)) {
			return this;
		}
		if (!StringUtils.hasLength(this.message)) {
			return new ConditionMessage(message);
		}
		return new ConditionMessage(this.message + " " + message);
	}
public ConditionMessage append ( String message ) { if ( ! StringUtils . hasLength ( message ) ) { return this ; } if ( ! StringUtils . hasLength ( this . message ) ) { return new ConditionMessage ( message ) ; } return new ConditionMessage ( this . message + " " + message ) ; }
Return a new {@link ConditionMessage} based on the instance and an appended
 message.
Return a new { @link ConditionMessage } based on the instance and an appended message .