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Oracle Fusion Middleware Java API Reference for Oracle Extension SDK 11g Release 2 (11.1.2.3.0) E17493-04 |
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public interface Storage
The Storage interface supplies an abstract layer for accessing file systems and their contents. A Storage can either be a directory or a data Storage. Write access support is optional.
Method Summary | |
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void |
close() Closes a Storage that previously opened for data access. |
Storage |
create(java.lang.String name) Creates a new Storage for data access if doesn't exists yet. |
Storage |
createDir(java.lang.String name) Creates a new directory Storage if doesn't exists yet. |
java.lang.String |
getCanonicalPath() Returns the canonical path name of this Storage. |
java.lang.String |
getName() Returns the name of this Storage (without leading directories). |
java.lang.String |
getPath() Returns the path name of this Storage. |
java.lang.Object |
getProperty(java.lang.String property) Queries custom property associated with this Storage. |
boolean |
isDirectory() Indicates whether this is a directory Storage. |
boolean |
isInJar() Indicates whether this Storage is contained in a zip/jar file. |
java.lang.String[] |
list() Lists all names of Storages within this directory Storage. |
java.util.ArrayList |
listStorage() Lists all Storages within this directory Storage. |
long |
modDate() Returns date of last modification of this Storage. |
void |
open() Opens a Storage for access. |
Storage |
open(java.lang.String name) Opens a Storage for access. |
byte[] |
read() Reads the entire contents of this data Storage. |
int |
read(byte[] buf) Tries to fill a buffer with data from contents of this Storage. |
void |
setProperty(java.lang.String property, java.lang.Object value) Allows association of custom properties with this Storage. |
int |
size() Returns the size of contents of this data Storage. |
void |
write(byte[] buf, int start, int len) Write the contents of a byte array into this Storage. |
Method Detail |
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java.lang.String getName()
java.lang.String getPath()
java.lang.String getCanonicalPath()
long modDate()
boolean isDirectory()
boolean isInJar()
void setProperty(java.lang.String property, java.lang.Object value)
property
- property keyvalue
- property valuejava.lang.Object getProperty(java.lang.String property)
property
- property keyint size() throws java.io.IOException
java.io.IOException
byte[] read() throws java.io.IOException
java.io.IOException
int read(byte[] buf) throws java.io.IOException
buf
- buffer to be filledjava.io.IOException
void write(byte[] buf, int start, int len) throws java.io.IOException
buf
- buffer to be writtenstart
- offset within buffer where data startslen
- amount of data from buffer to be writtenjava.io.IOException
java.lang.String[] list()
java.util.ArrayList listStorage()
void open() throws java.io.IOException
java.io.IOException
Storage open(java.lang.String name)
name
- of Storage to be accessedStorage create(java.lang.String name) throws java.io.IOException
name
- of Storage to be createdjava.io.IOException
Storage createDir(java.lang.String name) throws java.io.IOException
name
- of Storage to be createdjava.io.IOException
void close()
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Oracle Fusion Middleware Java API Reference for Oracle Extension SDK 11g Release 2 (11.1.2.3.0) E17493-04 |
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