| java.lang.Object
 org.apache.lucene.index.CompoundFileWriter
| CompoundFileWriter | | final class CompoundFileWriter (Code) | | Combines multiple files into a single compound file.
The file format:
- VInt fileCount
- {Directory}
fileCount entries with the following structure:
- long dataOffset
- String fileName
- {File Data}
fileCount entries with the raw data of the corresponding file
The fileCount integer indicates how many files are contained in this compound
file. The {directory} that follows has that many entries. Each directory entry
contains a long pointer to the start of this file's data section, and a String
with that file's name.
version:
$Id: CompoundFileWriter.java 606441 2007-12-22 10:06:28Z mikemccand $ |
| Method Summary | |
| public void | addFile(String file)
Add a source stream. | | public void | close()
Merge files with the extensions added up to now.
All files with these extensions are combined sequentially into the
compound stream. | | public Directory | getDirectory()
Returns the directory of the compound file. | | public String | getName()
Returns the name of the compound file. |
| CompoundFileWriter | | public CompoundFileWriter(Directory dir, String name)(Code) | | Create the compound stream in the specified file. The file name is the
entire name (no extensions are added).
throws:
NullPointerException - if dir or name is null |
| close | | public void close() throws IOException(Code) | | Merge files with the extensions added up to now.
All files with these extensions are combined sequentially into the
compound stream. After successful merge, the source files
are deleted.
throws:
IllegalStateException - if close() had been called before orif no file has been added to this object |
| getDirectory | | public Directory getDirectory()(Code) | | Returns the directory of the compound file.
|
| getName | | public String getName()(Code) | | Returns the name of the compound file.
|
|
|