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CSP for Java (JCSP) 1.0-rc4 |
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SUMMARY: INNER | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |
java.lang.Object | +--jcsp.util.Buffer
This is used to create a buffered object channel that never loses data.
create
methods of One2OneChannel
etc.
The getState method returns EMPTY, NONEMPTYFULL or FULL according to the state of the buffer.
ZeroBuffer
,
OverWriteOldestBuffer
,
OverWritingBuffer
,
OverFlowingBuffer
,
InfiniteBuffer
,
One2OneChannel
,
Any2OneChannel
,
One2AnyChannel
,
Any2AnyChannel
, Serialized FormFields inherited from interface jcsp.util.ChannelDataStore |
EMPTY, FULL, NONEMPTYFULL |
Constructor Summary | |
Buffer(int size)
Construct a new Buffer with the specified size. |
Method Summary | |
Object |
clone()
Returns a new (and EMPTY) Buffer with the same creation parameters as this one. |
Object |
get()
Returns the oldest Object from the Buffer and removes it. |
int |
getState()
Returns the current state of the Buffer. |
void |
put(Object value)
Puts a new Object into the Buffer. |
Methods inherited from class java.lang.Object |
equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
public Buffer(int size)
size
- the number of Objects the Buffer can store.BufferSizeError
- if size is negative. Note: no action
should be taken to try/catch this exception
- application code generating it is in error and needs correcting.Method Detail |
public Object get()
Pre-condition: getState must not currently return EMPTY.
get
in interface ChannelDataStore
public void put(Object value)
Pre-condition: getState must not currently return FULL.
put
in interface ChannelDataStore
value
- the Object to put into the Bufferpublic int getState()
getState
in interface ChannelDataStore
public Object clone()
Note: Only the size and structure of the Buffer is cloned, not any stored data.
clone
in interface ChannelDataStore
clone
in class Object
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CSP for Java (JCSP) 1.0-rc4 |
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