public class ArchiveFileV2 extends java.lang.Object implements IArchiveFile
| 限定符和类型 | 字段和说明 |
|---|---|
static int |
ALLOC_TABLE_BLOCK
the first block of allocation table
|
protected org.eclipse.birt.core.archive.compound.AllocTable |
allocTbl
allocation table of the archive file
|
protected java.lang.String |
archiveName
the archive file name.
|
protected int |
BLOCK_SIZE |
protected org.eclipse.birt.core.archive.cache.FileCacheManager |
caches
cache manager of the archive file.
|
static int |
DEFAULT_BLOCK_SIZE
Size of a physical block, counted in bytes.
|
static int |
DEFAULT_BUFFER_POOL_SIZE
default size of buffer pool - number of buffer blocks in buffer pool
|
protected java.lang.String |
dependId |
static long |
DOCUMENT_TAG
The magic tag of the archive file: "RPTDOC"
|
static long |
DOCUMENT_VERSION_0
After support system id in archive file, DOCUMENT_VERSION_1 is writen
into header.
|
static long |
DOCUMENT_VERSION_1 |
protected java.util.HashMap<java.lang.String,org.eclipse.birt.core.archive.compound.NameEntry> |
entries
archive entries in the table
|
static int |
ENTRY_ITEM_SIZE
the size of a entry in the entry table, counted in bytes
|
static int |
ENTRY_TABLE_BLOCK
the first block of entry table
|
protected org.eclipse.birt.core.archive.compound.NameTable |
entryTbl
entry table of the archive file
|
static int |
FILE_STATUS_FINISHED
File status value: finished
|
protected org.eclipse.birt.core.archive.compound.ArchiveHeader |
head
header status
|
static int |
HEADER_BLOCK
the block of archive header
|
protected boolean |
isAppend
the archive file is appended.
|
protected boolean |
isClosed
if the file is closed.
|
protected boolean |
isTransient
the archive file is transient.
|
protected boolean |
isWritable
the archive file is writable.
|
static int |
MIN_BUFFER_POOL_SIZE
Min size of buffer pool - number of buffer blocks in buffer pool
|
static java.lang.String |
PROPERTY_DEFAULT_BLOCK_SIZE
the system property defines the block size, it should be times of 1024.
|
protected java.io.RandomAccessFile |
rf
the physical file correspond to this compound file system
|
protected java.lang.String |
systemId |
protected int |
totalBlocks
the total blocks exits in this file
|
protected int |
totalDiskBlocks
the total blocks exits in the disk
|
| 构造器和说明 |
|---|
ArchiveFileV2(java.lang.String fileName,
java.io.RandomAccessFile rf,
java.lang.String mode)
create the archive file.
|
ArchiveFileV2(java.lang.String fileName,
java.lang.String mode) |
ArchiveFileV2(java.lang.String systemId,
java.lang.String fileName,
java.lang.String mode) |
ArchiveFileV2(java.lang.String systemId,
java.lang.String dependId,
java.lang.String fileName,
java.io.RandomAccessFile rf,
java.lang.String mode)
create the archive file.
|
ArchiveFileV2(java.lang.String systemId,
java.lang.String dependId,
java.lang.String fileName,
java.lang.String mode) |
| 限定符和类型 | 方法和说明 |
|---|---|
void |
close()
close the archive.
|
protected Block |
createBlock() |
ArchiveEntry |
createEntry(java.lang.String name) |
boolean |
exists(java.lang.String name) |
void |
flush() |
java.lang.String |
getDependId() |
long |
getLength() |
java.lang.String |
getName()
get the archive name.
|
java.lang.String |
getSystemId() |
long |
getUsedCache() |
java.util.List<java.lang.String> |
listEntries(java.lang.String namePattern) |
java.lang.Object |
lockEntry(java.lang.String name) |
ArchiveEntry |
openEntry(java.lang.String name) |
void |
refresh() |
boolean |
removeEntry(java.lang.String name) |
void |
save() |
void |
setCacheSize(long cacheSize)
set up the cache size.
|
protected void |
unloadBlock(Block block) |
void |
unlockEntry(java.lang.Object locker) |
protected java.io.RandomAccessFile rf
protected boolean isClosed
protected boolean isWritable
protected boolean isTransient
protected boolean isAppend
protected java.lang.String archiveName
protected java.lang.String systemId
protected java.lang.String dependId
protected int BLOCK_SIZE
protected org.eclipse.birt.core.archive.compound.ArchiveHeader head
protected org.eclipse.birt.core.archive.compound.AllocTable allocTbl
protected org.eclipse.birt.core.archive.compound.NameTable entryTbl
protected java.util.HashMap<java.lang.String,org.eclipse.birt.core.archive.compound.NameEntry> entries
protected org.eclipse.birt.core.archive.cache.FileCacheManager caches
protected int totalBlocks
protected int totalDiskBlocks
public static final long DOCUMENT_TAG
public static final long DOCUMENT_VERSION_0
public static final long DOCUMENT_VERSION_1
public static final java.lang.String PROPERTY_DEFAULT_BLOCK_SIZE
public static final int DEFAULT_BLOCK_SIZE
public static final int HEADER_BLOCK
public static final int ALLOC_TABLE_BLOCK
public static final int ENTRY_TABLE_BLOCK
public static final int ENTRY_ITEM_SIZE
public static final int FILE_STATUS_FINISHED
public static final int DEFAULT_BUFFER_POOL_SIZE
public static final int MIN_BUFFER_POOL_SIZE
public ArchiveFileV2(java.lang.String fileName,
java.io.RandomAccessFile rf,
java.lang.String mode)
throws java.io.IOException
fileName - file name.rf - the random access filemode - open mode.java.io.IOExceptionpublic ArchiveFileV2(java.lang.String fileName,
java.lang.String mode)
throws java.io.IOException
java.io.IOExceptionpublic ArchiveFileV2(java.lang.String systemId,
java.lang.String fileName,
java.lang.String mode)
throws java.io.IOException
java.io.IOExceptionpublic ArchiveFileV2(java.lang.String systemId,
java.lang.String dependId,
java.lang.String fileName,
java.lang.String mode)
throws java.io.IOException
java.io.IOExceptionpublic ArchiveFileV2(java.lang.String systemId,
java.lang.String dependId,
java.lang.String fileName,
java.io.RandomAccessFile rf,
java.lang.String mode)
throws java.io.IOException
fileName - file name.mode - open mode.java.io.IOExceptionpublic void setCacheSize(long cacheSize)
setCacheSize 在接口中 IArchiveFilecacheSize - cache size in bytespublic long getUsedCache()
getUsedCache 在接口中 IArchiveFilepublic java.lang.String getDependId()
getDependId 在接口中 IArchiveFilepublic java.lang.String getSystemId()
getSystemId 在接口中 IArchiveFilepublic java.lang.String getName()
getName 在接口中 IArchiveFilepublic void close()
throws java.io.IOException
close 在接口中 IArchiveFilejava.io.IOExceptionpublic void flush()
throws java.io.IOException
flush 在接口中 IArchiveFilejava.io.IOExceptionpublic void save()
throws java.io.IOException
save 在接口中 IArchiveFilejava.io.IOExceptionpublic void refresh()
throws java.io.IOException
refresh 在接口中 IArchiveFilejava.io.IOExceptionpublic boolean exists(java.lang.String name)
exists 在接口中 IArchiveFilepublic long getLength()
getLength 在接口中 IArchiveFilepublic ArchiveEntry openEntry(java.lang.String name) throws java.io.IOException
openEntry 在接口中 IArchiveFilejava.io.IOExceptionpublic java.util.List<java.lang.String> listEntries(java.lang.String namePattern)
listEntries 在接口中 IArchiveFilepublic ArchiveEntry createEntry(java.lang.String name) throws java.io.IOException
createEntry 在接口中 IArchiveFilejava.io.IOExceptionpublic boolean removeEntry(java.lang.String name)
throws java.io.IOException
removeEntry 在接口中 IArchiveFilejava.io.IOExceptionpublic java.lang.Object lockEntry(java.lang.String name)
throws java.io.IOException
lockEntry 在接口中 IArchiveFilejava.io.IOExceptionpublic void unlockEntry(java.lang.Object locker)
throws java.io.IOException
unlockEntry 在接口中 IArchiveFilejava.io.IOExceptionprotected Block createBlock() throws java.io.IOException
java.io.IOExceptionprotected void unloadBlock(Block block) throws java.io.IOException
java.io.IOExceptionCopyright © 2008 Actuate Corp. All rights reserved.