[deliverable/tracecompass.git] / analysis / org.eclipse.tracecompass.analysis.os.linux.core / src / org / eclipse / tracecompass / analysis / os / linux / core / inputoutput / IoOperationType.java

/*******************************************************************************
 * Copyright (c) 2016 École Polytechnique de Montréal
 *
 * All rights reserved. This program and the accompanying materials are
 * made available under the terms of the Eclipse Public License v1.0 which
 * accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *******************************************************************************/

package org.eclipse.tracecompass.analysis.os.linux.core.inputoutput;

/**
 * Enum type for IO operations
 *
 * @author Geneviève Bastien
 */
public enum IoOperationType {

    /**
     * Write to the disk
     */
    WRITE,
    /**
     * Read on the disk
     */
    READ;

    /**
     * Get the BIO type from the rwbs value of a block operation.
     *
     * @param rwbs
     *            The rwbs value of the block operation
     * @return The BIO type
     */
    public static IoOperationType getType(int rwbs) {
        /* Even is a "read", odd is a "write" */
        return (rwbs % 2 == 0) ? READ : WRITE;
    }
}
Commit	Line	Data
6d02c5c1 HD	1	/*******************************************************************************
	2	* Copyright (c) 2016 École Polytechnique de Montréal
	3	*
	4	* All rights reserved. This program and the accompanying materials are
	5	* made available under the terms of the Eclipse Public License v1.0 which
	6	* accompanies this distribution, and is available at
	7	* http://www.eclipse.org/legal/epl-v10.html
	8	*******************************************************************************/
	9
	10	package org.eclipse.tracecompass.analysis.os.linux.core.inputoutput;
	11
	12	/**
	13	* Enum type for IO operations
	14	*
	15	* @author Geneviève Bastien
6d02c5c1 HD	16	*/
	17	public enum IoOperationType {
	18
	19	/**
	20	* Write to the disk
	21	*/
	22	WRITE,
	23	/**
	24	* Read on the disk
	25	*/
	26	READ;
	27
	28	/**
	29	* Get the BIO type from the rwbs value of a block operation.
	30	*
	31	* @param rwbs
	32	* The rwbs value of the block operation
	33	* @return The BIO type
	34	*/
	35	public static IoOperationType getType(int rwbs) {
	36	/* Even is a "read", odd is a "write" */
	37	return (rwbs % 2 == 0) ? READ : WRITE;
	38	}
	39	}