IncorrectResultSetColumnCountException.java

package org.springframework.cassandra.support.exception;

import org.springframework.dao.DataRetrievalFailureException;

/**
 * Data access exception thrown when a result set did not have the correct column count, for example when expecting a
 * single column but getting 0 or more than 1 columns.
 *
 * @author Mark Paluch
 * @since 2.0
 * @see org.springframework.dao.IncorrectResultSizeDataAccessException
 */
@SuppressWarnings("serial")
public class IncorrectResultSetColumnCountException extends DataRetrievalFailureException {

	private int expectedCount;

	private int actualCount;

	/**
	 * Constructor for IncorrectResultSetColumnCountException.
	 *
	 * @param expectedCount the expected column count
	 * @param actualCount the actual column count
	 */
	public IncorrectResultSetColumnCountException(int expectedCount, int actualCount) {

		super("Incorrect column count: expected " + expectedCount + ", actual " + actualCount);

		this.expectedCount = expectedCount;
		this.actualCount = actualCount;
	}

	/**
	 * Constructor for IncorrectResultCountDataAccessException.
	 *
	 * @param msg the detail message
	 * @param expectedCount the expected column count
	 * @param actualCount the actual column count
	 */
	public IncorrectResultSetColumnCountException(String msg, int expectedCount, int actualCount) {

		super(msg);

		this.expectedCount = expectedCount;
		this.actualCount = actualCount;
	}

	/**
	 * Return the expected column count.
	 */
	public int getExpectedCount() {
		return this.expectedCount;
	}

	/**
	 * Return the actual column count.
	 */
	public int getActualCount() {
		return this.actualCount;
	}

}