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java.lang.Objectorg.apache.mina.core.filterchain.IoFilterAdapter
org.apache.mina.filter.errorgenerating.ErrorGeneratingFilter
public class ErrorGeneratingFilter
An IoFilter
implementation generating random bytes and PDU modification in
your communication streams.
It's quite simple to use :
ErrorGeneratingFilter egf = new ErrorGeneratingFilter();
For activate the change of some bytes in your IoBuffer
, for a probability of 200 out
of 1000 IoBuffer
processed :
egf.setChangeByteProbability(200);
For activate the insertion of some bytes in your IoBuffer
, for a
probability of 200 out of 1000 :
egf.setInsertByteProbability(200);
And for the removing of some bytes :
egf.setRemoveByteProbability(200);
You can activate the error generation for write or read with the
following methods :
egf.setManipulateReads(true);
egf.setManipulateWrites(true);
Nested Class Summary |
---|
Nested classes/interfaces inherited from interface org.apache.mina.core.filterchain.IoFilter |
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IoFilter.NextFilter |
Constructor Summary | |
---|---|
ErrorGeneratingFilter()
|
Method Summary | |
---|---|
void |
filterWrite(IoFilter.NextFilter nextFilter,
IoSession session,
WriteRequest writeRequest)
Filters IoSession.write(Object) method invocation. |
int |
getChangeByteProbability()
|
int |
getDuplicatePduProbability()
|
int |
getInsertByteProbability()
|
int |
getMaxInsertByte()
|
int |
getRemoveByteProbability()
|
int |
getRemovePduProbability()
|
int |
getResendPduLasterProbability()
|
boolean |
isManipulateReads()
|
boolean |
isManipulateWrites()
|
void |
messageReceived(IoFilter.NextFilter nextFilter,
IoSession session,
Object message)
Filters IoHandler.messageReceived(IoSession,Object)
event. |
void |
setChangeByteProbability(int changeByteProbability)
Set the probability for the change byte error. |
void |
setDuplicatePduProbability(int duplicatePduProbability)
not functional ATM |
void |
setInsertByteProbability(int insertByteProbability)
Set the probability for the insert byte error. |
void |
setManipulateReads(boolean manipulateReads)
Set to true if you want to apply error to the read IoBuffer |
void |
setManipulateWrites(boolean manipulateWrites)
Set to true if you want to apply error to the written IoBuffer |
void |
setMaxInsertByte(int maxInsertByte)
Set the maximum number of byte the filter can insert in a IoBuffer . |
void |
setRemoveByteProbability(int removeByteProbability)
Set the probability for the remove byte error. |
void |
setRemovePduProbability(int removePduProbability)
not functional ATM |
void |
setResendPduLasterProbability(int resendPduLasterProbability)
not functional ATM |
Methods inherited from class org.apache.mina.core.filterchain.IoFilterAdapter |
---|
destroy, exceptionCaught, filterClose, init, messageSent, onPostAdd, onPostRemove, onPreAdd, onPreRemove, sessionClosed, sessionCreated, sessionIdle, sessionOpened, toString |
Methods inherited from class java.lang.Object |
---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Constructor Detail |
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public ErrorGeneratingFilter()
Method Detail |
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public void filterWrite(IoFilter.NextFilter nextFilter, IoSession session, WriteRequest writeRequest) throws Exception
IoFilterAdapter
IoSession.write(Object)
method invocation.
filterWrite
in interface IoFilter
filterWrite
in class IoFilterAdapter
Exception
public void messageReceived(IoFilter.NextFilter nextFilter, IoSession session, Object message) throws Exception
IoFilterAdapter
IoHandler.messageReceived(IoSession,Object)
event.
messageReceived
in interface IoFilter
messageReceived
in class IoFilterAdapter
Exception
public int getChangeByteProbability()
public void setChangeByteProbability(int changeByteProbability)
IoBuffer
.
changeByteProbability
- probability of modifying an IoBuffer out of 1000 processed IoBuffer
public int getDuplicatePduProbability()
public void setDuplicatePduProbability(int duplicatePduProbability)
duplicatePduProbability
- public int getInsertByteProbability()
public void setInsertByteProbability(int insertByteProbability)
IoBuffer
.
changeByteProbability
- probability of inserting in IoBuffer out of 1000 processed IoBuffer
public boolean isManipulateReads()
public void setManipulateReads(boolean manipulateReads)
IoBuffer
manipulateReads
- public boolean isManipulateWrites()
public void setManipulateWrites(boolean manipulateWrites)
IoBuffer
manipulateWrites
- public int getRemoveByteProbability()
public void setRemoveByteProbability(int removeByteProbability)
IoBuffer
.
changeByteProbability
- probability of modifying an IoBuffer
out of 1000 processed IoBufferpublic int getRemovePduProbability()
public void setRemovePduProbability(int removePduProbability)
removePduProbability
- public int getResendPduLasterProbability()
public void setResendPduLasterProbability(int resendPduLasterProbability)
resendPduLasterProbability
- public int getMaxInsertByte()
public void setMaxInsertByte(int maxInsertByte)
IoBuffer
.
The default value is 10.
maxInsertByte
- maximum bytes inserted in a IoBuffer
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