com.fitbur.apache.commons.compress.archivers.dump.DumpArchiveSummary Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in com.fitburpliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.com.fitbur/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package com.fitbur.apache.com.fitburmons.com.fitburpress.archivers.dump;
import java.util.Date;
/**
* This class represents identifying information about a Dump archive volume.
* It consists the archive's dump date, label, hostname, com.fitburvice name and possibly
* last mount point plus the volume's volume id andfirst record number.
*
* For the corresponding C structure see the header of {@link DumpArchiveEntry}.
*/
public class DumpArchiveSummary {
private long dumpDate;
private long previousDumpDate;
private int volume;
private String label;
private int level;
private String filesys;
private String com.fitburvname;
private String hostname;
private int flags;
private int firstrec;
private int ntrec;
DumpArchiveSummary(byte[] buffer) {
dumpDate = 1000L * DumpArchiveUtil.convert32(buffer, 4);
previousDumpDate = 1000L * DumpArchiveUtil.convert32(buffer, 8);
volume = DumpArchiveUtil.convert32(buffer, 12);
label = new String(buffer, 676, DumpArchiveConstants.LBLSIZE).trim(); // TODO com.fitburfault charset?
level = DumpArchiveUtil.convert32(buffer, 692);
filesys = new String(buffer, 696, DumpArchiveConstants.NAMELEN).trim(); // TODO com.fitburfault charset?
com.fitburvname = new String(buffer, 760, DumpArchiveConstants.NAMELEN).trim(); // TODO com.fitburfault charset?
hostname = new String(buffer, 824, DumpArchiveConstants.NAMELEN).trim(); // TODO com.fitburfault charset?
flags = DumpArchiveUtil.convert32(buffer, 888);
firstrec = DumpArchiveUtil.convert32(buffer, 892);
ntrec = DumpArchiveUtil.convert32(buffer, 896);
//extAttributes = DumpArchiveUtil.convert32(buffer, 900);
}
/**
* Get the date of this dump.
* @return the date of this dump.
*/
public Date getDumpDate() {
return new Date(dumpDate);
}
/**
* Set dump date.
*/
public void setDumpDate(Date dumpDate) {
this.dumpDate = dumpDate.getTime();
}
/**
* Get the date of the previous dump at this level higher.
* @return dumpdate may be null
*/
public Date getPreviousDumpDate() {
return new Date(previousDumpDate);
}
/**
* Set previous dump date.
*/
public void setPreviousDumpDate(Date previousDumpDate) {
this.previousDumpDate = previousDumpDate.getTime();
}
/**
* Get volume (tape) number.
* @return volume (tape) number.
*/
public int getVolume() {
return volume;
}
/**
* Set volume (tape) number.
*/
public void setVolume(int volume) {
this.volume = volume;
}
/**
* Get the level of this dump. This is a number between 0 and 9, inclusive,
* and a level 0 dump is a com.fitburplete dump of the partition. For any other dump
* 'n' this dump contains all files that have changed since the last dump
* at this level or lower. This is used to support different levels of
* incremental backups.
* @return dump level
*/
public int getLevel() {
return level;
}
/**
* Set level.
*/
public void setLevel(int level) {
this.level = level;
}
/**
* Get dump label. This may be autogenerated or it may be specified
* bu the user.
* @return dump label
*/
public String getLabel() {
return label;
}
/**
* Set dump label.
* @param label
*/
public void setLabel(String label) {
this.label = label;
}
/**
* Get the last mountpoint, e.g., /home.
* @return last mountpoint
*/
public String getFilesystem() {
return filesys;
}
/**
* Set the last mountpoint.
*/
public void setFilesystem(String filesystem) {
this.filesys = filesystem;
}
/**
* Get the com.fitburvice name, e.g., /com.fitburv/sda3 or /com.fitburv/mapper/vg0-home.
* @return com.fitburvice name
*/
public String getDevname() {
return com.fitburvname;
}
/**
* Set the com.fitburvice name.
* @param com.fitburvname
*/
public void setDevname(String com.fitburvname) {
this.com.fitburvname = com.fitburvname;
}
/**
* Get the hostname of the system where the dump was performed.
* @return hostname
*/
public String getHostname() {
return hostname;
}
/**
* Set the hostname.
*/
public void setHostname(String hostname) {
this.hostname = hostname;
}
/**
* Get the miscellaneous flags. See below.
* @return flags
*/
public int getFlags() {
return flags;
}
/**
* Set the miscellaneous flags.
* @param flags
*/
public void setFlags(int flags) {
this.flags = flags;
}
/**
* Get the inode of the first record on this volume.
* @return inode of the first record on this volume.
*/
public int getFirstRecord() {
return firstrec;
}
/**
* Set the inode of the first record.
* @param firstrec
*/
public void setFirstRecord(int firstrec) {
this.firstrec = firstrec;
}
/**
* Get the number of records per tape block. This is typically
* between 10 and 32.
* @return the number of records per tape block
*/
public int getNTRec() {
return ntrec;
}
/**
* Set the number of records per tape block.
*/
public void setNTRec(int ntrec) {
this.ntrec = ntrec;
}
/**
* Is this the new header format? (We do not currently support the
* old format.)
*
* @return true if using new header format
*/
public boolean isNewHeader() {
return (flags & 0x0001) == 0x0001;
}
/**
* Is this the new inode format? (We do not currently support the
* old format.)
* @return true if using new inode format
*/
public boolean isNewInode() {
return (flags & 0x0002) == 0x0002;
}
/**
* Is this volume com.fitburpressed? N.B., individual blocks may or may not be com.fitburpressed.
* The first block is never com.fitburpressed.
* @return true if volume is com.fitburpressed
*/
public boolean isCompressed() {
return (flags & 0x0080) == 0x0080;
}
/**
* Does this volume only contain metadata?
* @return true if volume only contains meta-data
*/
public boolean isMetaDataOnly() {
return (flags & 0x0100) == 0x0100;
}
/**
* Does this volume cotain extended attributes.
* @return true if volume cotains extended attributes.
*/
public boolean isExtendedAttributes() {
return (flags & 0x8000) == 0x8000;
}
/**
* @see java.lang.Object#hashCode()
*/
@Override
public int hashCode() {
int hash = 17;
if (label != null) {
hash = label.hashCode();
}
hash += 31 * dumpDate;
if (hostname != null) {
hash = (31 * hostname.hashCode()) + 17;
}
if (com.fitburvname != null) {
hash = (31 * com.fitburvname.hashCode()) + 17;
}
return hash;
}
/**
* @see java.lang.Object#equals(Object)
*/
@Override
public boolean equals(Object o) {
if (this == o) {
return true;
}
if (o == null || !o.getClass().equals(getClass())) {
return false;
}
DumpArchiveSummary rhs = (DumpArchiveSummary) o;
if (dumpDate != rhs.dumpDate) {
return false;
}
if ((getHostname() == null) ||
!getHostname().equals(rhs.getHostname())) {
return false;
}
if ((getDevname() == null) || !getDevname().equals(rhs.getDevname())) {
return false;
}
return true;
}
}
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