Skip to content
Toggle navigation
P
Projects
G
Groups
S
Snippets
Help
las3_pub
/
jester
This project
Loading...
Sign in
Toggle navigation
Go to a project
Project
Repository
Issues
0
Merge Requests
0
Pipelines
Wiki
Members
Activity
Graph
Charts
Create a new issue
Jobs
Commits
Issue Boards
Files
Commits
Branches
Tags
Contributors
Graph
Compare
Charts
Commit
11c72917
authored
Jul 31, 2019
by
Michael Schmid
Browse files
Options
Browse Files
Download
Email Patches
Plain Diff
Added simulator but there is still an error
parent
9e4cddba
Show whitespace changes
Inline
Side-by-side
Showing
15 changed files
with
719 additions
and
6 deletions
+719
-6
src/main/java/mvd/jester/App.java
+28
-5
src/main/java/mvd/jester/TestEnvironment.java
+175
-0
src/main/java/mvd/jester/model/Segment.java
+1
-1
src/main/java/mvd/jester/model/SortedTaskSet.java
+23
-0
src/main/java/mvd/jester/model/SystemSetup.java
+33
-0
src/main/java/mvd/jester/simulator/AbstractSimulator.java
+47
-0
src/main/java/mvd/jester/simulator/MaiaBertogna.java
+62
-0
src/main/java/mvd/jester/simulator/SchmidMottok.java
+23
-0
src/main/java/mvd/jester/simulator/SimulatorInterface.java
+12
-0
src/main/java/mvd/jester/simulator/internals/JobContext.java
+86
-0
src/main/java/mvd/jester/simulator/internals/ProcessorContext.java
+65
-0
src/main/java/mvd/jester/simulator/internals/SegmentContext.java
+49
-0
src/main/java/mvd/jester/simulator/internals/SortedTaskContextSet.java
+17
-0
src/main/java/mvd/jester/simulator/internals/TaskContext.java
+79
-0
src/main/java/mvd/jester/simulator/internals/TaskletContext.java
+19
-0
No files found.
src/main/java/mvd/jester/App.java
View file @
11c72917
package
mvd
.
jester
;
package
mvd
.
jester
;
import
java.io.File
;
import
mvd.jester.model.SystemSetup
;
import
mvd.jester.model.SystemSetup
;
import
mvd.jester.tests.MaiaBertogna
;
import
mvd.jester.tests.SchmidMottok
;
import
mvd.jester.tests.TestEnvironment
;
/**
/**
* Hello world!
* Hello world!
...
@@ -11,14 +9,39 @@ import mvd.jester.tests.TestEnvironment;
...
@@ -11,14 +9,39 @@ import mvd.jester.tests.TestEnvironment;
*/
*/
public
class
App
{
public
class
App
{
public
static
void
main
(
String
[]
args
)
{
public
static
void
main
(
String
[]
args
)
{
boolean
runTests
=
false
;
if
(
runTests
)
{
SystemSetup
.
Builder
builder
=
new
SystemSetup
.
Builder
().
setNumberOfProcessors
(
8
);
SystemSetup
.
Builder
builder
=
new
SystemSetup
.
Builder
().
setNumberOfProcessors
(
8
);
TestEnvironment
te
=
new
TestEnvironment
(
builder
,
40000
);
TestEnvironment
te
=
new
TestEnvironment
(
builder
,
40000
);
te
.
registerTestInterface
(
SchmidMottok
.
class
);
// te.registerTestInterface(SchmidMottok.class);
te
.
registerTestInterface
(
MaiaBertogna
.
class
);
te
.
registerTestPair
(
mvd
.
jester
.
tests
.
MaiaBertogna
.
class
,
mvd
.
jester
.
simulator
.
MaiaBertogna
.
class
);
te
.
runTests
();
te
.
runTests
();
}
else
{
File
folder
=
new
File
(
"results"
);
for
(
File
f
:
folder
.
listFiles
())
{
SystemSetup
systemSetup
=
SystemSetup
.
fromFile
(
f
.
toPath
().
toString
());
mvd
.
jester
.
simulator
.
MaiaBertogna
mb_sim
=
new
mvd
.
jester
.
simulator
.
MaiaBertogna
(
systemSetup
);
mvd
.
jester
.
tests
.
MaiaBertogna
mb_test
=
new
mvd
.
jester
.
tests
.
MaiaBertogna
(
systemSetup
);
boolean
simCheck
=
mb_sim
.
runSimulation
();
boolean
schedCheck
=
mb_test
.
runSchedulabilityCheck
();
if
(
simCheck
==
false
&&
schedCheck
==
true
)
{
System
.
out
.
println
(
f
.
getName
());
}
}
}
}
}
}
}
src/main/java/mvd/jester/TestEnvironment.java
0 → 100644
View file @
11c72917
package
mvd
.
jester
;
import
java.io.PrintWriter
;
import
java.lang.reflect.Constructor
;
import
java.time.LocalTime
;
import
java.util.HashMap
;
import
java.util.HashSet
;
import
java.util.Map
;
import
java.util.Set
;
import
mvd.jester.model.SystemSetup
;
import
mvd.jester.simulator.AbstractSimulator
;
import
mvd.jester.tests.AbstractTest
;
import
mvd.jester.utils.Logger
;
/**
* TestEnvironment
*/
public
class
TestEnvironment
{
private
final
long
numberOfTaskSets
;
private
final
SystemSetup
systemSetup
;
private
final
SystemSetup
.
Builder
builder
;
private
final
Map
<
Constructor
<?
extends
AbstractTest
>,
Constructor
<?
extends
AbstractSimulator
>>
abstractTestPairs
;
public
TestEnvironment
(
SystemSetup
.
Builder
builder
,
long
numberOfTaskSets
)
{
this
.
numberOfTaskSets
=
numberOfTaskSets
;
abstractTestPairs
=
new
HashMap
<>();
this
.
builder
=
builder
;
this
.
systemSetup
=
builder
.
build
();
}
public
TestEnvironment
registerTestPair
(
Class
<?
extends
AbstractTest
>
abstractTest
,
Class
<?
extends
AbstractSimulator
>
abstractSimulator
)
{
try
{
abstractTestPairs
.
put
(
abstractTest
.
getConstructor
(
SystemSetup
.
class
),
abstractSimulator
.
getConstructor
(
SystemSetup
.
class
));
}
catch
(
Exception
e
)
{
System
.
out
.
println
(
"Missing constructor!"
);
}
return
this
;
}
public
void
runTests
()
{
Map
<
AbstractTest
,
AbstractSimulator
>
testPairs
=
new
HashMap
<>();
Map
<
Long
,
Map
<
AbstractTest
,
Long
>>
testResults
=
new
HashMap
<>();
Map
<
Long
,
Map
<
AbstractSimulator
,
Long
>>
simulatorResults
=
new
HashMap
<>();
for
(
Map
.
Entry
<
Constructor
<?
extends
AbstractTest
>,
Constructor
<?
extends
AbstractSimulator
>>
kv
:
abstractTestPairs
.
entrySet
())
{
try
{
testPairs
.
put
(
kv
.
getKey
().
newInstance
(
this
.
systemSetup
),
kv
.
getValue
().
newInstance
(
this
.
systemSetup
));
}
catch
(
Exception
e
)
{
System
.
out
.
println
(
"Could not instantiate object of AbstractTest!"
);
}
}
long
checkedTasksets
=
0
;
while
(
checkedTasksets
<
numberOfTaskSets
)
{
builder
.
rebuild
(
this
.
systemSetup
);
double
utilization
=
this
.
systemSetup
.
getUtilization
();
while
(
utilization
<=
this
.
systemSetup
.
getNumberOfProcessors
()
&&
checkedTasksets
<
numberOfTaskSets
)
{
checkedTasksets
++;
if
(
checkedTasksets
%
100
==
0
)
{
System
.
out
.
println
(
checkedTasksets
+
" bereits geschafft"
);
}
long
roundedUtilization
=
(
long
)
(
utilization
*
10
);
for
(
Map
.
Entry
<
AbstractTest
,
AbstractSimulator
>
kv
:
testPairs
.
entrySet
())
{
boolean
schedCheck
=
kv
.
getKey
().
runSchedulabilityCheck
();
boolean
simCheck
=
kv
.
getValue
().
runSimulation
();
if
(
schedCheck
)
{
testResults
.
computeIfAbsent
(
roundedUtilization
,
k
->
new
HashMap
<
AbstractTest
,
Long
>())
.
compute
(
kv
.
getKey
(),
(
k
,
v
)
->
(
v
==
null
)
?
1
:
v
+
1
);
}
if
(
simCheck
)
{
simulatorResults
.
computeIfAbsent
(
roundedUtilization
,
k
->
new
HashMap
<
AbstractSimulator
,
Long
>())
.
compute
(
kv
.
getValue
(),
(
k
,
v
)
->
(
v
==
null
)
?
1
:
v
+
1
);
}
if
(
schedCheck
==
true
&&
simCheck
==
false
)
{
boolean
sched
=
kv
.
getKey
().
runSchedulabilityCheck
();
boolean
sim
=
kv
.
getValue
().
runSimulation
();
if
(
sched
==
true
&&
sim
==
false
)
{
try
(
PrintWriter
out
=
new
PrintWriter
(
"results/manualCheck"
+
checkedTasksets
+
".txt"
))
{
out
.
println
(
systemSetup
);
}
catch
(
Exception
e
)
{
System
.
out
.
println
(
"Ähm something went horribly wrong!"
);
}
}
}
}
builder
.
addTask
(
systemSetup
);
utilization
=
this
.
systemSetup
.
getUtilization
();
}
}
logResults
(
testPairs
.
keySet
(),
testResults
);
logSimulations
(
new
HashSet
<
AbstractSimulator
>(
testPairs
.
values
()),
simulatorResults
);
}
private
void
logResults
(
Set
<
AbstractTest
>
testCases
,
Map
<
Long
,
Map
<
AbstractTest
,
Long
>>
results
)
{
LocalTime
date
=
LocalTime
.
now
();
Logger
log
=
new
Logger
(
"./results/results_"
+
systemSetup
.
getNumberOfProcessors
()
+
"_"
+
date
.
getHour
()
+
":"
+
date
.
getMinute
()
+
".txt"
);
String
firstLine
=
new
String
(
"Utilization"
);
for
(
AbstractTest
t
:
testCases
)
{
firstLine
=
firstLine
+
"\t"
+
t
.
getName
();
}
log
.
log
(
firstLine
);
for
(
Long
util
:
results
.
keySet
())
{
String
line
=
String
.
valueOf
((
double
)
util
/
10
);
Map
<
AbstractTest
,
Long
>
tests
=
results
.
get
(
util
);
for
(
AbstractTest
t
:
testCases
)
{
if
(
tests
.
containsKey
(
t
))
{
line
+=
"\t"
+
tests
.
get
(
t
);
}
else
{
line
+=
"\t"
+
"0"
;
}
}
log
.
log
(
line
);
}
log
.
finalize
();
}
private
void
logSimulations
(
Set
<
AbstractSimulator
>
testCases
,
Map
<
Long
,
Map
<
AbstractSimulator
,
Long
>>
results
)
{
LocalTime
date
=
LocalTime
.
now
();
Logger
log
=
new
Logger
(
"./results/results_sim_"
+
systemSetup
.
getNumberOfProcessors
()
+
"_"
+
date
.
getHour
()
+
":"
+
date
.
getMinute
()
+
".txt"
);
String
firstLine
=
new
String
(
"Utilization"
);
for
(
AbstractSimulator
t
:
testCases
)
{
firstLine
=
firstLine
+
"\t"
+
t
.
getName
();
}
log
.
log
(
firstLine
);
for
(
Long
util
:
results
.
keySet
())
{
String
line
=
String
.
valueOf
((
double
)
util
/
10
);
Map
<
AbstractSimulator
,
Long
>
tests
=
results
.
get
(
util
);
for
(
AbstractSimulator
t
:
testCases
)
{
if
(
tests
.
containsKey
(
t
))
{
line
+=
"\t"
+
tests
.
get
(
t
);
}
else
{
line
+=
"\t"
+
"0"
;
}
}
log
.
log
(
line
);
}
log
.
finalize
();
}
}
src/main/java/mvd/jester/model/Segment.java
View file @
11c72917
package
mvd
.
jester
.
model
;
package
mvd
.
jester
.
model
;
import
com.google.common.math.LongMath
;
//
import com.google.common.math.LongMath;
public
class
Segment
{
public
class
Segment
{
...
...
src/main/java/mvd/jester/model/SortedTaskSet.java
View file @
11c72917
package
mvd
.
jester
.
model
;
package
mvd
.
jester
.
model
;
import
java.lang.reflect.Type
;
import
java.util.TreeSet
;
import
java.util.TreeSet
;
import
com.google.gson.JsonArray
;
import
com.google.gson.JsonDeserializationContext
;
import
com.google.gson.JsonDeserializer
;
import
com.google.gson.JsonElement
;
import
com.google.gson.JsonParseException
;
import
mvd.jester.priority.PriorityManager
;
import
mvd.jester.priority.PriorityManager
;
import
mvd.jester.priority.RateMonotonic
;
/**
/**
* SortedTaskSet
* SortedTaskSet
...
@@ -13,4 +20,20 @@ public class SortedTaskSet extends TreeSet<Task> {
...
@@ -13,4 +20,20 @@ public class SortedTaskSet extends TreeSet<Task> {
public
SortedTaskSet
(
PriorityManager
priorityMananger
)
{
public
SortedTaskSet
(
PriorityManager
priorityMananger
)
{
super
((
t1
,
t2
)
->
priorityMananger
.
compare
(
t1
,
t2
));
super
((
t1
,
t2
)
->
priorityMananger
.
compare
(
t1
,
t2
));
}
}
public
static
class
Deserializer
implements
JsonDeserializer
<
SortedTaskSet
>
{
@Override
public
SortedTaskSet
deserialize
(
JsonElement
json
,
Type
typeOfT
,
JsonDeserializationContext
context
)
throws
JsonParseException
{
SortedTaskSet
taskSet
=
new
SortedTaskSet
(
new
RateMonotonic
());
if
(
json
.
isJsonArray
())
{
JsonArray
array
=
json
.
getAsJsonArray
();
array
.
forEach
(
e
->
{
taskSet
.
add
(
context
.
deserialize
(
e
,
Task
.
class
));
});
}
return
taskSet
;
}
}
}
}
src/main/java/mvd/jester/model/SystemSetup.java
View file @
11c72917
package
mvd
.
jester
.
model
;
package
mvd
.
jester
.
model
;
import
java.io.IOException
;
import
java.nio.charset.Charset
;
import
java.nio.file.Files
;
import
java.nio.file.Paths
;
import
java.util.LinkedHashSet
;
import
java.util.LinkedHashSet
;
import
java.util.Set
;
import
java.util.Set
;
import
java.util.concurrent.ThreadLocalRandom
;
import
java.util.concurrent.ThreadLocalRandom
;
import
com.google.gson.Gson
;
import
com.google.gson.GsonBuilder
;
import
mvd.jester.priority.PriorityManager
;
import
mvd.jester.priority.PriorityManager
;
import
mvd.jester.priority.RateMonotonic
;
import
mvd.jester.priority.RateMonotonic
;
...
@@ -45,6 +51,33 @@ public class SystemSetup {
...
@@ -45,6 +51,33 @@ public class SystemSetup {
return
utilization
;
return
utilization
;
}
}
@Override
public
String
toString
()
{
Gson
gson
=
new
GsonBuilder
().
setPrettyPrinting
().
create
();
return
gson
.
toJson
(
tasks
);
}
public
static
SystemSetup
fromFile
(
String
path
)
{
String
jsonString
;
try
{
byte
[]
encoded
=
Files
.
readAllBytes
(
Paths
.
get
(
path
));
jsonString
=
new
String
(
encoded
,
Charset
.
defaultCharset
());
}
catch
(
IOException
e
)
{
System
.
out
.
println
(
e
.
getMessage
());
jsonString
=
new
String
(
""
);
}
return
SystemSetup
.
fromString
(
jsonString
);
}
public
static
SystemSetup
fromString
(
String
json
)
{
Gson
gson
=
new
GsonBuilder
()
.
registerTypeAdapter
(
SortedTaskSet
.
class
,
new
SortedTaskSet
.
Deserializer
())
.
create
();
SortedTaskSet
tasks
=
gson
.
fromJson
(
json
,
SortedTaskSet
.
class
);
return
new
SystemSetup
(
tasks
,
8
);
}
public
static
class
Builder
{
public
static
class
Builder
{
private
long
numberOfProcessors
=
4
;
private
long
numberOfProcessors
=
4
;
private
long
minPeriod
=
100
;
private
long
minPeriod
=
100
;
...
...
src/main/java/mvd/jester/simulator/AbstractSimulator.java
0 → 100644
View file @
11c72917
package
mvd
.
jester
.
simulator
;
import
java.util.HashSet
;
import
java.util.Set
;
import
com.google.common.math.LongMath
;
import
mvd.jester.model.SystemSetup
;
import
mvd.jester.model.Task
;
import
mvd.jester.priority.RateMonotonic
;
import
mvd.jester.simulator.internals.ProcessorContext
;
import
mvd.jester.simulator.internals.SortedTaskContextSet
;
import
mvd.jester.simulator.internals.TaskContext
;
/**
* AbstractSimulator
*/
public
abstract
class
AbstractSimulator
implements
SimulatorInterface
{
protected
final
SystemSetup
systemSetup
;
protected
final
Set
<
ProcessorContext
>
processors
;
protected
final
SortedTaskContextSet
readyTasks
;
protected
final
long
hyperPeriod
;
AbstractSimulator
(
SystemSetup
systemSetup
)
{
this
.
systemSetup
=
systemSetup
;
this
.
readyTasks
=
new
SortedTaskContextSet
(
new
RateMonotonic
());
processors
=
new
HashSet
<>();
for
(
int
i
=
0
;
i
<
systemSetup
.
getNumberOfProcessors
();
++
i
)
{
processors
.
add
(
new
ProcessorContext
(
i
));
}
this
.
hyperPeriod
=
systemSetup
.
getTasks
().
last
().
getPeriod
()
*
10
;
// LongMath.pow(systemSetup.getTasks().last().getPeriod(), 2);
}
protected
boolean
releaseTasks
(
long
timeStep
)
{
for
(
Task
t
:
systemSetup
.
getTasks
())
{
if
(
timeStep
%
t
.
getPeriod
()
==
0
)
{
if
(!
readyTasks
.
add
(
new
TaskContext
(
t
,
timeStep
)))
{
return
false
;
}
}
}
return
true
;
}
}
src/main/java/mvd/jester/simulator/MaiaBertogna.java
0 → 100644
View file @
11c72917
package
mvd
.
jester
.
simulator
;
import
java.util.Comparator
;
import
java.util.Optional
;
import
java.util.TreeSet
;
import
mvd.jester.model.SystemSetup
;
import
mvd.jester.simulator.internals.ProcessorContext
;
import
mvd.jester.simulator.internals.TaskContext
;
/**
* MaiaBertogna
*/
public
class
MaiaBertogna
extends
AbstractSimulator
{
public
MaiaBertogna
(
SystemSetup
systemSetup
)
{
super
(
systemSetup
);
}
@Override
public
boolean
runSimulation
()
{
readyTasks
.
clear
();
for
(
int
t
=
0
;
t
<
hyperPeriod
;
++
t
)
{
if
(!
releaseTasks
(
t
))
{
return
false
;
}
TreeSet
<
ProcessorContext
>
sortedProcessors
=
new
TreeSet
<>((
p1
,
p2
)
->
(
int
)
(!
p1
.
getJob
().
isPresent
()
?
-
1
:
!
p2
.
getJob
().
isPresent
()
?
1
:
-
1
));
processors
.
forEach
(
p
->
sortedProcessors
.
add
(
p
));
for
(
ProcessorContext
p
:
sortedProcessors
)
{
for
(
TaskContext
tc
:
readyTasks
)
{
if
(
p
.
acceptTask
(
tc
,
t
))
{
break
;
}
}
}
for
(
ProcessorContext
p
:
processors
)
{
Optional
<
TaskContext
>
optionalTc
=
p
.
updateExecution
(
t
);
if
(
optionalTc
.
isPresent
())
{
TaskContext
tc
=
optionalTc
.
get
();
if
(
t
>=
tc
.
getDeadline
())
{
return
false
;
}
readyTasks
.
remove
(
optionalTc
.
get
());
}
}
}
return
true
;
}
@Override
public
String
getName
()
{
return
"MaiaBertogna"
;
}
}
src/main/java/mvd/jester/simulator/SchmidMottok.java
0 → 100644
View file @
11c72917
package
mvd
.
jester
.
simulator
;
import
mvd.jester.model.SystemSetup
;
/**
* SchmidMottok
*/
public
class
SchmidMottok
extends
AbstractSimulator
{
SchmidMottok
(
SystemSetup
systemSetup
)
{
super
(
systemSetup
);
}
@Override
public
boolean
runSimulation
()
{
return
false
;
}
@Override
public
String
getName
()
{
return
"SchmidMottok"
;
}
}
src/main/java/mvd/jester/simulator/SimulatorInterface.java
0 → 100644
View file @
11c72917
package
mvd
.
jester
.
simulator
;
/**
* SimulatorInterface
*/
public
interface
SimulatorInterface
{
public
boolean
runSimulation
();
public
String
getName
();
}
src/main/java/mvd/jester/simulator/internals/JobContext.java
0 → 100644
View file @
11c72917
package
mvd
.
jester
.
simulator
.
internals
;
import
java.util.Optional
;
/**
* Job
*
* @param <Job>
*/
public
class
JobContext
{
private
final
TaskContext
taskContext
;
private
final
SegmentContext
segmentContext
;
private
final
long
wcet
;
private
Optional
<
ProcessorContext
>
currentProcessor
;
private
long
executionTime
;
public
JobContext
(
TaskContext
taskContext
,
SegmentContext
segmentContext
)
{
this
.
currentProcessor
=
Optional
.
empty
();
this
.
taskContext
=
taskContext
;
this
.
segmentContext
=
segmentContext
;
this
.
wcet
=
segmentContext
.
getSegment
().
getJobWcet
();
this
.
executionTime
=
wcet
;
}
public
Optional
<
TaskContext
>
updateExecution
(
long
time
)
{
executionTime
--;
if
(
executionTime
==
0
)
{
// System.out.println("Time " + time + ": " + currentProcessor.get()
// + " finished execution of job " + this + "!");
currentProcessor
.
get
().
setJob
(
null
);
currentProcessor
=
Optional
.
empty
();
return
taskContext
.
acceptNotification
(
time
);
}
return
Optional
.
empty
();
}
public
boolean
checkExecutionTime
()
{
return
executionTime
>
0
;
}
/**
* @return the wcet
*/
public
long
getWcet
()
{
return
wcet
;
}
/**
* @param processor the currentProcessor to set
*/
public
void
setCurrentProcessor
(
ProcessorContext
processor
)
{
this
.
currentProcessor
=
Optional
.
ofNullable
(
processor
);
}
/**
* @return the currentProcessor
*/
public
Optional
<
ProcessorContext
>
getCurrentProcessor
()
{
return
currentProcessor
;
}
/**
* @return the segmentContext
*/
public
SegmentContext
getSegmentContext
()
{
return
segmentContext
;
}
/**
* @return the taskContext
*/
public
TaskContext
getTaskContext
()
{
return
taskContext
;
}
@Override
public
String
toString
()
{
return
"(jobWcet="
+
wcet
+
")"
;
}
}
src/main/java/mvd/jester/simulator/internals/ProcessorContext.java
0 → 100644
View file @
11c72917
package
mvd
.
jester
.
simulator
.
internals
;
import
java.util.Optional
;
/**
* Processor
*/
public
class
ProcessorContext
{
private
Optional
<
JobContext
>
currentJob
;
private
final
long
processorId
;
public
ProcessorContext
(
long
processorId
)
{
currentJob
=
Optional
.
empty
();
this
.
processorId
=
processorId
;
}
public
void
setJob
(
JobContext
job
)
{
this
.
currentJob
=
Optional
.
ofNullable
(
job
);
}
/**
* @return the currentJob
*/
public
Optional
<
JobContext
>
getJob
()
{
return
currentJob
;
}
public
Optional
<
TaskContext
>
updateExecution
(
long
time
)
{
if
(
currentJob
.
isPresent
())
{
return
currentJob
.
get
().
updateExecution
(
time
);
}
return
Optional
.
empty
();
}
public
boolean
acceptTask
(
TaskContext
taskContext
,
int
t
)
{
if
(!
currentJob
.
isPresent
()
||
currentJob
.
get
().
getTaskContext
().
getTask
()
.
getPeriod
()
>
taskContext
.
getTask
().
getPeriod
())
{
Optional
<
JobContext
>
optionalJob
=
taskContext
.
getNextJob
();
if
(
optionalJob
.
isPresent
())
{
if
(
currentJob
.
isPresent
())
{
currentJob
.
get
().
setCurrentProcessor
(
null
);
}
currentJob
=
optionalJob
;
currentJob
.
get
().
setCurrentProcessor
(
this
);
// System.out.println("Time " + t + ": " + this + " started job " + currentJob
// + " of task" + taskContext + "!");
return
true
;
}
else
{
return
false
;
}
}
return
false
;
}
@Override
public
String
toString
()
{
return
"Processor "
+
processorId
;
}
}
src/main/java/mvd/jester/simulator/internals/SegmentContext.java
0 → 100644
View file @
11c72917
package
mvd
.
jester
.
simulator
.
internals
;
import
java.util.HashSet
;
import
java.util.Optional
;
import
java.util.Set
;
import
mvd.jester.model.Segment
;
/**
* Segment
*/
public
class
SegmentContext
{
private
final
Segment
segment
;
private
final
Set
<
JobContext
>
jobs
;
private
final
Set
<
TaskletContext
>
tasklets
;
public
SegmentContext
(
TaskContext
taskContext
,
Segment
segment
)
{
this
.
segment
=
segment
;
jobs
=
new
HashSet
<>();
tasklets
=
new
HashSet
<>();
for
(
int
j
=
0
;
j
<
segment
.
getNumberOfJobs
();
++
j
)
{
jobs
.
add
(
new
JobContext
(
taskContext
,
this
));
}
for
(
int
t
=
0
;
t
<
segment
.
getNumberOfTasklets
();
++
t
)
{
tasklets
.
add
(
new
TaskletContext
(
this
));
}
}
/**
* @return the segment
*/
public
Segment
getSegment
()
{
return
segment
;
}
Optional
<
JobContext
>
getNextJob
()
{
return
jobs
.
stream
()
.
filter
(
j
->
!
j
.
getCurrentProcessor
().
isPresent
()
&&
j
.
checkExecutionTime
())
.
findFirst
();
}
@Override
public
String
toString
()
{
return
"(nJobs="
+
segment
.
getNumberOfJobs
()
+
", jobWcet="
+
segment
.
getJobWcet
()
+
")"
;
}
}
src/main/java/mvd/jester/simulator/internals/SortedTaskContextSet.java
0 → 100644
View file @
11c72917
package
mvd
.
jester
.
simulator
.
internals
;
import
java.util.TreeSet
;
import
mvd.jester.priority.PriorityManager
;
/**
* SortedTaskContextSet
*/
public
class
SortedTaskContextSet
extends
TreeSet
<
TaskContext
>
{
private
static
final
long
serialVersionUID
=
4808544133562675597L
;
public
SortedTaskContextSet
(
PriorityManager
priorityMananger
)
{
super
((
t1
,
t2
)
->
priorityMananger
.
compare
(
t1
.
getTask
(),
t2
.
getTask
()));
}
}
src/main/java/mvd/jester/simulator/internals/TaskContext.java
0 → 100644
View file @
11c72917
package
mvd
.
jester
.
simulator
.
internals
;
import
java.util.ArrayList
;
import
java.util.Optional
;
import
mvd.jester.model.Segment
;
import
mvd.jester.model.Task
;
/**
* TaskContext
*/
public
class
TaskContext
{
private
final
Task
task
;
private
final
ArrayList
<
SegmentContext
>
segments
;
private
final
long
deadline
;
private
int
currentSegment
;
private
int
segmentCounter
;
public
TaskContext
(
Task
task
,
long
timeStep
)
{
this
.
task
=
task
;
this
.
segments
=
new
ArrayList
<>();
this
.
currentSegment
=
0
;
this
.
segmentCounter
=
0
;
this
.
deadline
=
timeStep
+
task
.
getDeadline
();
for
(
Segment
s
:
task
.
getSegments
())
{
segments
.
add
(
new
SegmentContext
(
this
,
s
));
}
}
/**
* @return the task
*/
public
Task
getTask
()
{
return
task
;
}
/**
* @return the deadline
*/
public
long
getDeadline
()
{
return
deadline
;
}
public
Optional
<
TaskContext
>
acceptNotification
(
long
time
)
{
segmentCounter
++;
if
(
segmentCounter
>=
segments
.
get
(
currentSegment
).
getSegment
().
getNumberOfJobs
())
{
currentSegment
++;
segmentCounter
=
0
;
if
(
currentSegment
>=
segments
.
size
())
{
// System.out.println("Time " + time + ": Task " + this + "finished!");
return
Optional
.
of
(
this
);
}
}
return
Optional
.
empty
();
}
public
Optional
<
JobContext
>
getNextJob
()
{
if
(
currentSegment
<
segments
.
size
())
{
Optional
<
JobContext
>
optionalJob
=
segments
.
get
(
currentSegment
).
getNextJob
();
if
(
optionalJob
.
isPresent
())
{
return
optionalJob
;
}
}
return
Optional
.
empty
();
}
@Override
public
String
toString
()
{
return
"(period="
+
task
.
getPeriod
()
+
", deadline="
+
deadline
+
", segments="
+
segments
.
size
()
+
")"
;
}
}
src/main/java/mvd/jester/simulator/internals/TaskletContext.java
0 → 100644
View file @
11c72917
package
mvd
.
jester
.
simulator
.
internals
;
/**
* Tasklet
*/
public
class
TaskletContext
{
private
final
SegmentContext
segment
;
private
final
long
wcet
;
private
long
executionTime
;
public
TaskletContext
(
SegmentContext
segment
)
{
this
.
segment
=
segment
;
this
.
wcet
=
segment
.
getSegment
().
getTaskletWcet
();
this
.
executionTime
=
0
;
}
}
Write
Preview
Markdown
is supported
0%
Try again
or
attach a new file
Attach a file
Cancel
You are about to add
0
people
to the discussion. Proceed with caution.
Finish editing this message first!
Cancel
Please
register
or
sign in
to comment