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2004-11-24 Jeroen Frijters <address@bogus.example.com>

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* java/nio/DirectByteBufferImpl.java
	(ReadOnly): New inner subclass.
	(ReadWrite): New inner subclass.
	(owner): Made final and private.
	(address): Made final.
	(DirectByteBufferImpl(int)): New constructor.
	(DirectByteBufferImpl(Object,RawData,int,int,int)): New constructor.
	(DirectByteBufferImpl(Object,RawData,int,int,int,boolean)): Removed.
	(allocate): Modified to instantiate ReadWrite subclass.
	(finalize): Fixed to only free the buffer, if we own it.
	(put): Removed read-only check.
	(slice, duplicate): Modified to instantiate appropriate subclass.
	(isReadOnly): Removed.
	* java/nio/MappedByteBufferImpl.java
	(slice, duplicate): Modified to instantiate appropriate
	DirectByteBufferImpl subclass.

From-SVN: r91147
This commit is contained in:
Jeroen Frijters 2004-11-24 11:11:46 +00:00 • committed by Michael Koch
parent 11dde1bb18
commit b4345a57d8
3 changed files with 121 additions and 34 deletions
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20
libjava/java/nio/MappedByteBufferImpl.java
View file

@ -138,9 +138,14 @@ final class MappedByteBufferImpl extends MappedByteBuffer
public ByteBuffer slice()
{
int rem = remaining();
return new DirectByteBufferImpl
if (isReadOnly())
return new DirectByteBufferImpl.ReadOnly
(this, VMDirectByteBuffer.adjustAddress(address, position()),
rem, rem, 0, isReadOnly());
rem, rem, 0);
else
return new DirectByteBufferImpl.ReadWrite
(this, VMDirectByteBuffer.adjustAddress(address, position()),
rem, rem, 0);
}
private ByteBuffer duplicate(boolean readOnly)
@ -149,9 +154,14 @@ final class MappedByteBufferImpl extends MappedByteBuffer
reset();
int mark = position();
position(pos);
DirectByteBufferImpl result
= new DirectByteBufferImpl(this, address, capacity(), limit(),
pos, readOnly);
DirectByteBufferImpl result;
if (readOnly)
result = new DirectByteBufferImpl.ReadOnly(this, address, capacity(),
limit(), pos);
else
result = new DirectByteBufferImpl.ReadWrite(this, address, capacity(),
limit(), pos);
if (mark != pos)
{
result.position(mark);