-MultipleDataEntry (Oracle - Berkeley DB Java API) -

-A DatabaseEntry that holds multiple data items returned by a single -Database or Cursor get call. -

java.lang.Object
+
- com.sleepycat.db.DatabaseEntry
- +
  - com.sleepycat.db.MultipleEntry
  - +
    - com.sleepycat.db.MultipleDataEntry
    +
  +
+

+
+
+
```
public class MultipleDataEntry
+extends MultipleEntry
```
+
A DatabaseEntry that holds multiple data items returned by a single +Database or Cursor get call.
+

- - - - - - - - - - - - - - - -

-Constructor Summary
`MultipleDataEntry()` - - - Construct an entry with no data.
`MultipleDataEntry(byte[] data)` - - - Construct an entry with a given byte array.
`MultipleDataEntry(byte[] data, - int offset, - int size)` - - - Constructs a DatabaseEntry with a given byte array, offset and size.

- +

+ + +

Constructor Summary

+ + + + + + + + + + + + + + +

Constructors
Constructor and Description
`MultipleDataEntry()` + Construct an entry with no data. +
`MultipleDataEntry(byte[] data)` + Construct an entry with a given byte array. +
`MultipleDataEntry(byte[] data, + int offset, + int size)` + Constructs a DatabaseEntry with a given byte array, offset and size. +

- - - - - - - - - - - - - - - - - - - - - - -

-Method Summary
- `boolean`	`append(byte[] data)` - - - Append an entry to the bulk buffer.
- `boolean`	`append(byte[] data, - int offset, - int len)` - - - Append an entry to the bulk buffer.
- `boolean`	`append(DatabaseEntry data)` - - - Append an entry to the bulk buffer.
- `boolean`	`next(DatabaseEntry data)` - - - Get the next data element in the returned set.

- - - - - - - - -

Methods inherited from class com.sleepycat.db.MultipleEntry
`append_internal, append_internal, setUserBuffer`

- - - - - - - - -

Methods inherited from class com.sleepycat.db.DatabaseEntry
`equals, getData, getDataNIO, getOffset, getPartial, getPartialLength, getPartialOffset, getReadOnly, getRecordNumber, getReuseBuffer, getSize, getUserBuffer, getUserBufferLength, hashCode, setData, setData, setDataNIO, setDataNIO, setOffset, setPartial, setPartial, setPartialLength, setPartialOffset, setReadOnly, setRecordNumber, setReuseBuffer, setSize`

- - - - - - - - -

Methods inherited from class java.lang.Object
`clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait`

- -

- +

+ + +

Method Summary

+ + + + + + + + + + + + + + + + + + + + + + +

Methods
Modifier and Type	Method and Description
`boolean`	`append(byte[] data)` + Append an entry to the bulk buffer. +
`boolean`	`append(byte[] data, + int offset, + int len)` + Append an entry to the bulk buffer. +
`boolean`	`append(DatabaseEntry data)` + Append an entry to the bulk buffer. +
`boolean`	`next(DatabaseEntry data)` + Get the next data element in the returned set. +

+ + +
Methods inherited from class com.sleepycat.db.MultipleEntry
+append_internal, append_internal, setUserBuffer

+ + +
Methods inherited from class com.sleepycat.db.DatabaseEntry
+equals, getBlob, getData, getDataNIO, getOffset, getPartial, getPartialLength, getPartialOffset, getReadOnly, getRecordNumber, getReuseBuffer, getSize, getUserBuffer, getUserBufferLength, hashCode, setBlob, setData, setData, setDataNIO, setDataNIO, setOffset, setPartial, setPartial, setPartialLength, setPartialOffset, setReadOnly, setRecordNumber, setReuseBuffer, setSize

+ + +
Methods inherited from class java.lang.Object
+clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

- - - - - - -
-Constructor Detail
- -
-MultipleDataEntry
-
```
-public MultipleDataEntry()
```
-
-
Construct an entry with no data. The object must be configured - before use with the MultipleEntry.setUserBuffer method. -
-
-
- -
-MultipleDataEntry
-
```
-public MultipleDataEntry(byte[] data)
```
-
-
Construct an entry with a given byte array. The offset is +
- + + +
  Constructor Detail
  + + + +
  - +
    MultipleDataEntry
    +
    public MultipleDataEntry()
    +
    Construct an entry with no data. The object must be configured + before use with the MultipleEntry.setUserBuffer method.
    +
  + + + +
  - +
    MultipleDataEntry
    +
    public MultipleDataEntry(byte[] data)
    +
    Construct an entry with a given byte array. The offset is set to zero; the size is set to the length of the array. If null is passed, the object must be configured before use with the - MultipleEntry.setUserBuffer method. -
    -
    -
    -
    Parameters:
    data - Byte array wrapped by the entry.
    -
-
- -
-MultipleDataEntry
-
```
-public MultipleDataEntry(byte[] data,
-                         int offset,
-                         int size)
```
-
-
Constructs a DatabaseEntry with a given byte array, offset and size. -
-
-
-
Parameters:
data - Byte array wrapped by the DatabaseEntry.
offset - Offset in the first byte in the byte array to be included.
size - Number of bytes in the byte array to be included.
-
- + MultipleEntry.setUserBuffer method. +

Parameters:: data - Byte array wrapped by the entry.

+ + + + + +

+
MultipleDataEntry
+
```
public MultipleDataEntry(byte[] data,
+                 int offset,
+                 int size)
```
+
Constructs a DatabaseEntry with a given byte array, offset and size. +
+
Parameters:
data - Byte array wrapped by the DatabaseEntry.
offset - Offset in the first byte in the byte array to be included.
size - Number of bytes in the byte array to be included.
+

+ + - - - - - - -

-Method Detail

- -

-next

-public boolean next(DatabaseEntry data)

Get the next data element in the returned set. This method may only - be called after a successful call to a Database or - Cursor get method with this object as the data parameter. +

+ + +
Method Detail
+ + + +
- +
  next
  +
```
public boolean next(DatabaseEntry data)
```
  +
  Get the next data element in the returned set. This method may only + be called after a successful call to a Database or + Cursor get method with this object as the data parameter.
  When used with the Queue and Recno access methods, data.getData() will return null for deleted records. -
  -
  -
  -Parameters: data - an entry that is set to refer to the next data element in the returned +
  +Parameters: data - an entry that is set to refer to the next data element in the returned set. - - Returns: indicates whether a value was found. A return of false - indicates that the end of the set was reached. -


-
-
-
-append
--public boolean append(byte[] data,
-                      int offset,
-                      int len)
-               throws DatabaseException
-
-Append an entry to the bulk buffer.
-    
-

-

-Parameters:
data - an array containing the record to be added.
offset - the position in the data array where the record starts.
len - the length of the record, in bytes, to be copied from the data array.
-    
-
Returns:
indicates whether there was space.  A return of false
-    indicates that the specified entry could not fit in the buffer.
-
Throws:
-
DatabaseException
-
-
-
-
-
-append
--public boolean append(DatabaseEntry data)
-               throws DatabaseException
-
-Append an entry to the bulk buffer.
-    
-

-

-Parameters:
data - the record to be appended, using the offset and size specified in the
-    DatabaseEntry.
-    
-
Returns:
indicates whether there was space.  A return of false
-    indicates that the specified entry could not fit in the buffer.
-
Throws:
-
DatabaseException
-
-
-
-
-
-append
--public boolean append(byte[] data)
-               throws DatabaseException
-
-Append an entry to the bulk buffer.
-    
-

-

-Parameters:
data - an array containing the record to be added.
-    
-
Returns:
indicates whether there was space.  A return of false
-    indicates that the specified entry could not fit in the buffer.
-
Throws:
-
DatabaseException
-
-
+    
+
Returns:
indicates whether a value was found.  A return of false
+    indicates that the end of the set was reached.
+
+
+
+
+
+
+
+append
+public boolean append(byte[] data,
+             int offset,
+             int len)
+               throws DatabaseException
+Append an entry to the bulk buffer.
+    
+Parameters:
data - an array containing the record to be added.
offset - the position in the data array where the record starts.
len - the length of the record, in bytes, to be copied from the data array.
+    
+Returns:
indicates whether there was space.  A return of false
+    indicates that the specified entry could not fit in the buffer.
+Throws:
+DatabaseException
+
+
+
+
+
+
+
+append
+public boolean append(DatabaseEntry data)
+               throws DatabaseException
+Append an entry to the bulk buffer.
+    
+Parameters:
data - the record to be appended, using the offset and size specified in the
+    DatabaseEntry.
+    
+Returns:
indicates whether there was space.  A return of false
+    indicates that the specified entry could not fit in the buffer.
+Throws:
+DatabaseException
+
+
+
+
+
+
+
+append
+public boolean append(byte[] data)
+               throws DatabaseException
+Append an entry to the bulk buffer.
+    
+Parameters:
data - an array containing the record to be added.
+    
+Returns:
indicates whether there was space.  A return of false
+    indicates that the specified entry could not fit in the buffer.
+Throws:
+DatabaseException
+
+
+
+
+
+
+

- -com.sleepycat.db -
-Class MultipleDataEntry

Class MultipleDataEntry

Constructor Summary

Method Summary

Methods inherited from class com.sleepycat.db.MultipleEntry

Methods inherited from class com.sleepycat.db.DatabaseEntry

Methods inherited from class java.lang.Object