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package sun.nio.fs;

Container for device/inode to uniquely identify file.
/** * Container for device/inode to uniquely identify file. */
class UnixFileKey { private final long st_dev; private final long st_ino; UnixFileKey(long st_dev, long st_ino) { this.st_dev = st_dev; this.st_ino = st_ino; } @Override public int hashCode() { return (int)(st_dev ^ (st_dev >>> 32)) + (int)(st_ino ^ (st_ino >>> 32)); } @Override public boolean equals(Object obj) { if (obj == this) return true; if (!(obj instanceof UnixFileKey)) return false; UnixFileKey other = (UnixFileKey)obj; return (this.st_dev == other.st_dev) && (this.st_ino == other.st_ino); } @Override public String toString() { StringBuilder sb = new StringBuilder(); sb.append("(dev=") .append(Long.toHexString(st_dev)) .append(",ino=") .append(st_ino) .append(')'); return sb.toString(); } }