StorageVolInfo.java

package org.libvirt;

import org.libvirt.jna.virStorageVolInfo;

/**
 * Detailed information about a storage pool.
 */
public class StorageVolInfo {

  public static enum VirStorageVolType {
    /**
     * Regular file based volumes
     */
    VIR_STORAGE_VOL_FILE,
    /**
     * Block based volumes
     */
    VIR_STORAGE_VOL_BLOCK
  }

  /**
   * The type of the Volume
   */
  public VirStorageVolType type;
  /**
   * Logical size bytes
   */
  public long              capacity;

  /**
   * Current allocation bytes
   */
  public long              allocation;

  /**
   * This is meant to be called from the JNI side, as a convenience constructor
   * 
   * @param type
   *          the type, as defined by libvirt
   * @param capacity
   * @param allocation
   */
  StorageVolInfo(int type, long capacity, long allocation) {
    switch (type) {
      case 0:
        this.type = VirStorageVolType.VIR_STORAGE_VOL_FILE;
        break;
      case 1:
        this.type = VirStorageVolType.VIR_STORAGE_VOL_BLOCK;
        break;
      default:
        assert (false);
    }
    this.capacity = capacity;
    this.allocation = allocation;
  }

  StorageVolInfo(virStorageVolInfo volInfo) {
    this(volInfo.type, volInfo.capacity, volInfo.allocation);
  }

  @Override
  public String toString() {
    return String.format("type:%s%ncapacity:%d%nallocation:%d%n", type, capacity, allocation);
  }
}