org.openstack4j.api.exceptions.ResponseException Maven / Gradle / Ivy

package org.openstack4j.api.exceptions;

import com.google.common.base.Objects;

/**
 * Base Exception for HTTP Errors during Rest Operations
 * 
 * @author Jeremy Unruh
 */
public class ResponseException extends OS4JException {

	private static final long serialVersionUID = 7294957362769575271L;

	protected int status;

	public ResponseException(String message, int status) {
		super(message);
		this.status = status;
	}
	
	public ResponseException(String message, int status, Throwable cause) {
		super(message, cause);
		this.status = status;
	}

	/**
	 * @return the raw status code
	 */
	public int getStatus() {
		return status;
	}

	/**
	 * {@inheritDoc}
	 */
	@Override
	public String toString() {
		return Objects.toStringHelper(this).omitNullValues()
				     .add("message", getMessage()).add("status", getStatus())
				     .toString();
	}
	
	/**
     * Maps an Exception based on the underlying status code
     *
     * @param message the message
     * @param status the status
     * @return the response exception
     */
    public static ResponseException mapException(String message, int status) {
        return mapException(message, status, null);
    }
    
    /**
     * Maps an Exception based on the underlying status code
     *
     * @param message the message
     * @param status the status
     * @param cause the cause
     * @return the response exception
     */
    public static ResponseException mapException(String message, int status, Throwable cause) {
        if (status == 401)
              return new AuthenticationException(message, status, cause);
        if (status >= 400 && status < 499)
            return new ClientResponseException(message, status, cause);
        if (status >= 500 && status < 600)
            return new ServerResponseException(message, status, cause);
        
        return new ResponseException(message, status, cause);
    }
	
}