diff --git a/src/main/java/teetime/framework/AbstractInterThreadPipe.java b/src/main/java/teetime/framework/AbstractInterThreadPipe.java
index b3f25a75acbb0c255cdcbb6c1a0c5e3550650f97..f86e7f636534f275f3da78567becb1cbb11ce544 100644
--- a/src/main/java/teetime/framework/AbstractInterThreadPipe.java
+++ b/src/main/java/teetime/framework/AbstractInterThreadPipe.java
@@ -24,7 +24,6 @@ import org.jctools.queues.spec.Ordering;
import org.jctools.queues.spec.Preference;
import teetime.framework.signal.ISignal;
-import teetime.framework.signal.InitializingSignal;
import teetime.framework.signal.StartingSignal;
import teetime.util.framework.concurrent.queue.PCBlockingQueue;
import teetime.util.framework.concurrent.queue.putstrategy.PutStrategy;
@@ -65,15 +64,6 @@ public abstract class AbstractInterThreadPipe<T> extends AbstractPipe<T> {
// do nothing
}
- @Override
- public final void waitForInitializingSignal() throws InterruptedException {
- final ISignal signal = signalQueue.take();
- if (!(signal instanceof InitializingSignal)) {
- throw new IllegalStateException("Expected InitializingSignal, but was " + signal.getClass().getSimpleName());
- }
- cachedTargetStage.onSignal(signal, getTargetPort());
- }
-
@Override
public final void waitForStartSignal() throws InterruptedException {
final ISignal signal = signalQueue.take();
diff --git a/src/main/java/teetime/framework/AbstractIntraThreadPipe.java b/src/main/java/teetime/framework/AbstractIntraThreadPipe.java
index 2be7f3e39aba05e91c22fe8226bc464a378a6e00..3c8f7c6c073b3e72948ab61c9d38ec9428f72b90 100644
--- a/src/main/java/teetime/framework/AbstractIntraThreadPipe.java
+++ b/src/main/java/teetime/framework/AbstractIntraThreadPipe.java
@@ -57,9 +57,4 @@ public abstract class AbstractIntraThreadPipe<T> extends AbstractPipe<T> {
// do nothing
}
- @SuppressWarnings("PMD.EmptyMethodInAbstractClassShouldBeAbstract")
- @Override
- public void waitForInitializingSignal() throws InterruptedException {
- // do nothing
- }
}
diff --git a/src/main/java/teetime/framework/AbstractRunnableStage.java b/src/main/java/teetime/framework/AbstractRunnableStage.java
index e2f87810a016fdadbf0e6221666c7d2937afa194..d9116d45cb552c56a3fc7c6ec96f6898c4dcf7e7 100644
--- a/src/main/java/teetime/framework/AbstractRunnableStage.java
+++ b/src/main/java/teetime/framework/AbstractRunnableStage.java
@@ -49,9 +49,9 @@ abstract class AbstractRunnableStage implements Runnable {
throw new IllegalArgumentException("Argument stage may not have a nullable owning context");
}
try {
- do {
+ while (!stage.shouldBeTerminated()) {
executeStage();
- } while (!stage.shouldBeTerminated());
+ }
} catch (TerminateException e) {
this.stage.terminate();
stage.getOwningContext().abortConfigurationRun();
@@ -65,13 +65,16 @@ abstract class AbstractRunnableStage implements Runnable {
} catch (InterruptedException e) {
this.logger.error(TERMINATING_THREAD_DUE_TO_THE_FOLLOWING_EXCEPTION, e);
}
- } finally {
+ } finally
+
+ {
if (stage.getTerminationStrategy() != TerminationStrategy.BY_INTERRUPT) {
stage.getOwningContext().getThreadService().getRunnableCounter().dec();
}
}
logger.debug("Finished runnable stage. (" + stage.getId() + ")");
+
}
protected abstract void beforeStageExecution() throws InterruptedException;
diff --git a/src/main/java/teetime/framework/AbstractStage.java b/src/main/java/teetime/framework/AbstractStage.java
index ec7070130bc0f6c3e3a41361b9282c192938f085..da8144202a25ec4c17f880f3b3b0e499ad3e7d38 100644
--- a/src/main/java/teetime/framework/AbstractStage.java
+++ b/src/main/java/teetime/framework/AbstractStage.java
@@ -55,7 +55,11 @@ public abstract class AbstractStage extends Stage {
@Override
public void onSignal(final ISignal signal, final InputPort<?> inputPort) {
if (!this.signalAlreadyReceived(signal, inputPort)) {
- signal.trigger(this);
+ try {
+ signal.trigger(this);
+ } catch (Exception e) {
+ this.getOwningContext().abortConfigurationRun();
+ }
for (OutputPort<?> outputPort : outputPorts.getOpenedPorts()) {
outputPort.sendSignal(signal);
}
@@ -85,11 +89,6 @@ public abstract class AbstractStage extends Stage {
return signalAlreadyReceived;
}
- @Override
- public void onInitializing() throws Exception {
- changeState(StageState.INITIALIZED);
- }
-
private void changeState(final StageState newState) {
currentState = newState;
logger.trace(newState.toString());
diff --git a/src/main/java/teetime/framework/InputPort.java b/src/main/java/teetime/framework/InputPort.java
index d749591db16f37d27ba36a154fdd922577a5b621..a11035a31c38955dde678e29dedcc40a28838c05 100644
--- a/src/main/java/teetime/framework/InputPort.java
+++ b/src/main/java/teetime/framework/InputPort.java
@@ -47,8 +47,4 @@ public class InputPort<T> extends AbstractPort<T> {
pipe.waitForStartSignal();
}
- public void waitForInitializingSignal() throws InterruptedException {
- pipe.waitForInitializingSignal();
- };
-
}
diff --git a/src/main/java/teetime/framework/RunnableConsumerStage.java b/src/main/java/teetime/framework/RunnableConsumerStage.java
index 03ecfdc28774964a797f4b2923d637267f9daa36..6064511953b3f71f88ad1e13e115ce5fafdc7c55 100644
--- a/src/main/java/teetime/framework/RunnableConsumerStage.java
+++ b/src/main/java/teetime/framework/RunnableConsumerStage.java
@@ -32,10 +32,6 @@ final class RunnableConsumerStage extends AbstractRunnableStage {
@Override
protected void beforeStageExecution() throws InterruptedException {
- logger.trace("waitForInitializingSignal");
- for (InputPort<?> inputPort : stage.getInputPorts()) {
- inputPort.waitForInitializingSignal();
- }
logger.trace("waitForStartingSignal");
for (InputPort<?> inputPort : stage.getInputPorts()) {
inputPort.waitForStartSignal();
diff --git a/src/main/java/teetime/framework/RunnableProducerStage.java b/src/main/java/teetime/framework/RunnableProducerStage.java
index 9ccfe80cb4c35f32287cd27ad5d3e34b225fa16e..9ee6cf833bdc249273b8be00ca43538edd8f4c3d 100644
--- a/src/main/java/teetime/framework/RunnableProducerStage.java
+++ b/src/main/java/teetime/framework/RunnableProducerStage.java
@@ -17,14 +17,12 @@ package teetime.framework;
import java.util.concurrent.Semaphore;
-import teetime.framework.signal.InitializingSignal;
import teetime.framework.signal.StartingSignal;
import teetime.framework.signal.TerminatingSignal;
public final class RunnableProducerStage extends AbstractRunnableStage {
private final Semaphore startSemaphore = new Semaphore(0);
- private final Semaphore initSemaphore = new Semaphore(0);
RunnableProducerStage(final Stage stage) {
super(stage);
@@ -32,8 +30,6 @@ public final class RunnableProducerStage extends AbstractRunnableStage {
@Override
protected void beforeStageExecution() throws InterruptedException {
- waitForInitializingSignal();
- this.stage.onSignal(new InitializingSignal(), null);
waitForStartingSignal();
this.stage.onSignal(new StartingSignal(), null);
}
@@ -49,19 +45,10 @@ public final class RunnableProducerStage extends AbstractRunnableStage {
this.stage.onSignal(terminatingSignal, null);
}
- public void triggerInitializingSignal() {
- initSemaphore.release();
- }
-
public void triggerStartingSignal() {
startSemaphore.release();
}
- private void waitForInitializingSignal() throws InterruptedException {
- logger.trace("waitForInitializingSignal");
- initSemaphore.acquire();
- }
-
private void waitForStartingSignal() throws InterruptedException {
logger.trace("waitForStartingSignal");
startSemaphore.acquire();
diff --git a/src/main/java/teetime/framework/RuntimeServiceFacade.java b/src/main/java/teetime/framework/RuntimeServiceFacade.java
index 2670bed14fc0d61274565b7415e3cef8cc5108f2..e3e34877e6f173fde2ed0b240ca4d9e4da4bd750 100644
--- a/src/main/java/teetime/framework/RuntimeServiceFacade.java
+++ b/src/main/java/teetime/framework/RuntimeServiceFacade.java
@@ -26,4 +26,5 @@ public final class RuntimeServiceFacade {
public void startWithinNewThread(final Stage previousStage, final Stage stage) {
previousStage.getOwningContext().getThreadService().startStageAtRuntime(stage);
}
+
}
diff --git a/src/main/java/teetime/framework/Stage.java b/src/main/java/teetime/framework/Stage.java
index 582f7b3f1c128b41e8894dc6a23d1c1417e8e3f5..ae33ba66d87b285c4b6adb1f85f7b4e79ed358cd 100644
--- a/src/main/java/teetime/framework/Stage.java
+++ b/src/main/java/teetime/framework/Stage.java
@@ -165,9 +165,6 @@ public abstract class Stage {
* @throws Exception
* an arbitrary exception if an error occurs during the initialization
*/
- @SuppressWarnings("PMD.SignatureDeclareThrowsException")
- public abstract void onInitializing() throws Exception;
-
@SuppressWarnings("PMD.SignatureDeclareThrowsException")
public abstract void onStarting() throws Exception;
diff --git a/src/main/java/teetime/framework/TeeTimeThread.java b/src/main/java/teetime/framework/TeeTimeThread.java
index dc0d93997784bf897779a4264c849304367e870f..3fe0d2fe4ceb83df56dd2a7fa6292376ff5849d2 100644
--- a/src/main/java/teetime/framework/TeeTimeThread.java
+++ b/src/main/java/teetime/framework/TeeTimeThread.java
@@ -24,12 +24,6 @@ public class TeeTimeThread extends Thread {
this.runnable = runnable;
}
- public void sendInitializingSignal() {
- if (runnable instanceof RunnableProducerStage) {
- ((RunnableProducerStage) runnable).triggerInitializingSignal();
- }
- }
-
public void sendStartingSignal() {
if (runnable instanceof RunnableProducerStage) {
((RunnableProducerStage) runnable).triggerStartingSignal();
diff --git a/src/main/java/teetime/framework/ThreadService.java b/src/main/java/teetime/framework/ThreadService.java
index 3e27f69b6e01a1c8f8a7524241995e0b3e0346cc..de097190d01fbe68e913b394659ef9a747d6163f 100644
--- a/src/main/java/teetime/framework/ThreadService.java
+++ b/src/main/java/teetime/framework/ThreadService.java
@@ -58,7 +58,6 @@ class ThreadService extends AbstractService<ThreadService> {
Set<Stage> newThreadableStages = initialize(startStage);
startThreads(newThreadableStages);
- sendInitializingSignal(newThreadableStages);
}
void startStageAtRuntime(final Stage newStage) {
@@ -66,7 +65,6 @@ class ThreadService extends AbstractService<ThreadService> {
Set<Stage> newThreadableStages = initialize(newStage);
startThreads(newThreadableStages);
- sendInitializingSignal(newThreadableStages);
sendStartingSignal(newThreadableStages);
}
@@ -130,12 +128,6 @@ class ThreadService extends AbstractService<ThreadService> {
}
}
- private void sendInitializingSignal(final Set<Stage> threadableStages) {
- for (Stage stage : threadableStages) {
- ((TeeTimeThread) stage.getOwningThread()).sendInitializingSignal();
- }
- }
-
private void sendStartingSignal(final Set<Stage> newThreadableStages) {
synchronized (newThreadableStages) {
for (Stage stage : newThreadableStages) {
diff --git a/src/main/java/teetime/framework/pipe/DummyPipe.java b/src/main/java/teetime/framework/pipe/DummyPipe.java
index a74d68ddbc99159d653aaa3adcd6585e9f715f59..48639feef0f0316dbe8a73ddbcab5930a56f659b 100644
--- a/src/main/java/teetime/framework/pipe/DummyPipe.java
+++ b/src/main/java/teetime/framework/pipe/DummyPipe.java
@@ -91,11 +91,6 @@ public final class DummyPipe implements IPipe<Object> {
}
- @Override
- public void waitForInitializingSignal() throws InterruptedException {
-
- }
-
@Override
public void close() {
diff --git a/src/main/java/teetime/framework/pipe/IPipe.java b/src/main/java/teetime/framework/pipe/IPipe.java
index 7610bd7d348d5bfa8b7520feb892996dd400ee47..5f266c6fed4deb6ab0a46f47be9ea8f134cdaed1 100644
--- a/src/main/java/teetime/framework/pipe/IPipe.java
+++ b/src/main/java/teetime/framework/pipe/IPipe.java
@@ -97,8 +97,6 @@ public interface IPipe<T> {
void waitForStartSignal() throws InterruptedException;
- void waitForInitializingSignal() throws InterruptedException;
-
void close();
}
diff --git a/src/main/java/teetime/framework/pipe/InstantiationPipe.java b/src/main/java/teetime/framework/pipe/InstantiationPipe.java
index b0cae7f675e6f5d3ff85780745baa72d6b343f12..dc9f3ce55c91c793a39d446bf66eb05e4d5ffd25 100644
--- a/src/main/java/teetime/framework/pipe/InstantiationPipe.java
+++ b/src/main/java/teetime/framework/pipe/InstantiationPipe.java
@@ -101,11 +101,6 @@ public class InstantiationPipe<T> implements IPipe<T> {
throw new IllegalStateException(ERROR_MESSAGE);
}
- @Override
- public void waitForInitializingSignal() throws InterruptedException {
- throw new IllegalStateException(ERROR_MESSAGE);
- }
-
@Override
public void close() {
throw new IllegalStateException(ERROR_MESSAGE);
diff --git a/src/main/java/teetime/framework/signal/AbstractSignal.java b/src/main/java/teetime/framework/signal/AbstractSignal.java
deleted file mode 100644
index cd67b53cebfebd785c6fe3fdfecc3f7462a05782..0000000000000000000000000000000000000000
--- a/src/main/java/teetime/framework/signal/AbstractSignal.java
+++ /dev/null
@@ -1,38 +0,0 @@
-/**
- * Copyright (C) 2015 Christian Wulf, Nelson Tavares de Sousa (http://christianwulf.github.io/teetime)
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package teetime.framework.signal;
-
-import java.util.LinkedList;
-import java.util.List;
-
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-abstract class AbstractSignal implements ISignal {
-
- protected static final Logger LOGGER = LoggerFactory.getLogger(AbstractSignal.class);
-
- protected final List<Exception> catchedExceptions = new LinkedList<Exception>();
-
- protected AbstractSignal() {
- super();
- }
-
- public List<Exception> getCatchedExceptions() {
- return this.catchedExceptions;
- }
-
-}
diff --git a/src/main/java/teetime/framework/signal/ISignal.java b/src/main/java/teetime/framework/signal/ISignal.java
index 13ecf747a31ae2d69a8d697267e8b7cf81e51f4b..80469661a1a5d7ff68667135081f7888c668ccd7 100644
--- a/src/main/java/teetime/framework/signal/ISignal.java
+++ b/src/main/java/teetime/framework/signal/ISignal.java
@@ -23,7 +23,7 @@ import teetime.framework.Stage;
public interface ISignal {
- void trigger(Stage stage);
+ void trigger(Stage stage) throws Exception;
// Only used by the merger so far
boolean mayBeTriggered(Set<InputPort<?>> receivedInputPorts, List<InputPort<?>> allInputPorts);
diff --git a/src/main/java/teetime/framework/signal/InitializingSignal.java b/src/main/java/teetime/framework/signal/InitializingSignal.java
deleted file mode 100644
index 5de5d00fdf15cc5b49a1bfe13c2ead05edebfab7..0000000000000000000000000000000000000000
--- a/src/main/java/teetime/framework/signal/InitializingSignal.java
+++ /dev/null
@@ -1,41 +0,0 @@
-/**
- * Copyright (C) 2015 Christian Wulf, Nelson Tavares de Sousa (http://christianwulf.github.io/teetime)
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package teetime.framework.signal;
-
-import java.util.List;
-import java.util.Set;
-
-import teetime.framework.InputPort;
-import teetime.framework.Stage;
-
-public final class InitializingSignal extends AbstractSignal {
-
- @Override
- public void trigger(final Stage stage) {
- try {
- stage.onInitializing();
- } catch (final Exception e) { // NOCS NOPMD (Stages can throw any arbitrary Exception)
- this.catchedExceptions.add(e);
- LOGGER.error("Exception while sending the initializing signal", e);
- }
- }
-
- @Override
- public boolean mayBeTriggered(final Set<InputPort<?>> receivedInputPorts, final List<InputPort<?>> allInputPorts) {
- return true;
- }
-
-}
diff --git a/src/main/java/teetime/framework/signal/StartingSignal.java b/src/main/java/teetime/framework/signal/StartingSignal.java
index 5b547dd5e6fb6253af064271b5578fd72598adf3..f8e001592ba6250696beef8201c61fd8c64307da 100644
--- a/src/main/java/teetime/framework/signal/StartingSignal.java
+++ b/src/main/java/teetime/framework/signal/StartingSignal.java
@@ -21,16 +21,11 @@ import java.util.Set;
import teetime.framework.InputPort;
import teetime.framework.Stage;
-public final class StartingSignal extends AbstractSignal {
+public final class StartingSignal implements ISignal {
@Override
- public void trigger(final Stage stage) {
- try {
- stage.onStarting();
- } catch (final Exception e) { // NOCS NOPMD (Stages can throw any arbitrary Exception)
- this.catchedExceptions.add(e);
- LOGGER.error("Exception while sending the start signal", e);
- }
+ public void trigger(final Stage stage) throws Exception {
+ stage.onStarting();
}
@Override
diff --git a/src/main/java/teetime/framework/signal/TerminatingSignal.java b/src/main/java/teetime/framework/signal/TerminatingSignal.java
index 32ec5bf20e9d38a56c0f949d32954cae4490be52..f17b532a66bb26b634f5de32d35707e5a2249a32 100644
--- a/src/main/java/teetime/framework/signal/TerminatingSignal.java
+++ b/src/main/java/teetime/framework/signal/TerminatingSignal.java
@@ -21,16 +21,11 @@ import java.util.Set;
import teetime.framework.InputPort;
import teetime.framework.Stage;
-public final class TerminatingSignal extends AbstractSignal {
+public final class TerminatingSignal implements ISignal {
@Override
- public void trigger(final Stage stage) {
- try {
- stage.onTerminating();
- } catch (final Exception e) { // NOCS NOPMD (Stages can throw any arbitrary Exception)
- this.catchedExceptions.add(e);
- LOGGER.error("Exception while sending the termination signal", e);
- }
+ public void trigger(final Stage stage) throws Exception {
+ stage.onTerminating();
}
@Override
diff --git a/src/main/java/teetime/stage/basic/distributor/dynamic/CreatePortAction.java b/src/main/java/teetime/stage/basic/distributor/dynamic/CreatePortAction.java
index bc6faa47df1868e9b49235ad1d4a9b6439d261dc..3110e3cb12b37840e0e960bee1085c2c1b5de289 100644
--- a/src/main/java/teetime/stage/basic/distributor/dynamic/CreatePortAction.java
+++ b/src/main/java/teetime/stage/basic/distributor/dynamic/CreatePortAction.java
@@ -18,11 +18,10 @@ package teetime.stage.basic.distributor.dynamic;
import java.util.ArrayList;
import java.util.List;
-import teetime.framework.RuntimeServiceFacade;
import teetime.framework.InputPort;
import teetime.framework.OutputPort;
+import teetime.framework.RuntimeServiceFacade;
import teetime.framework.pipe.SpScPipeFactory;
-import teetime.framework.signal.InitializingSignal;
import teetime.framework.signal.StartingSignal;
import teetime.util.framework.port.PortAction;
@@ -51,7 +50,6 @@ public class CreatePortAction<T> implements PortAction<DynamicDistributor<T>> {
RuntimeServiceFacade.INSTANCE.startWithinNewThread(dynamicDistributor, inputPort.getOwningStage());
- newOutputPort.sendSignal(new InitializingSignal());
newOutputPort.sendSignal(new StartingSignal());
// FIXME pass the new thread to the analysis so that it can terminate the thread at the end
diff --git a/src/test/java/teetime/framework/RunnableProducerStageTest.java b/src/test/java/teetime/framework/RunnableProducerStageTest.java
index 24d7a085e1685e8e3873ee9dc339a878fc6039ce..c0f8e6bfca0bcb2f3bd55c9312304fff6f4e9b3a 100644
--- a/src/test/java/teetime/framework/RunnableProducerStageTest.java
+++ b/src/test/java/teetime/framework/RunnableProducerStageTest.java
@@ -40,12 +40,8 @@ public class RunnableProducerStageTest {
thread.start();
- // Not running and not initialized
- assertFalse(testStage.executed && testStage.initialized);
- runnable.triggerInitializingSignal();
-
// Not running, but initialized
- assertFalse(testStage.executed && !testStage.initialized);
+ assertFalse(testStage.executed);
runnable.triggerStartingSignal();
thread.join();
diff --git a/src/test/java/teetime/framework/RunnableTestStage.java b/src/test/java/teetime/framework/RunnableTestStage.java
index 5fa78aadf0690da4b8bf62a01e9d40a68218a969..859741e095d5eb8789f270bf670226d8459ac56a 100644
--- a/src/test/java/teetime/framework/RunnableTestStage.java
+++ b/src/test/java/teetime/framework/RunnableTestStage.java
@@ -25,10 +25,4 @@ class RunnableTestStage extends AbstractProducerStage<Object> {
this.terminate();
}
- @Override
- public void onInitializing() throws Exception {
- super.onInitializing();
- initialized = true;
- }
-
}
diff --git a/src/test/java/teetime/framework/pipe/SpScPipeTest.java b/src/test/java/teetime/framework/pipe/SpScPipeTest.java
index 3cc20d78487f1e5754f797f36cce9f3b3cf286a8..8e61718b5ba968f8e97775fec8a23dc914bc09d8 100644
--- a/src/test/java/teetime/framework/pipe/SpScPipeTest.java
+++ b/src/test/java/teetime/framework/pipe/SpScPipeTest.java
@@ -27,7 +27,6 @@ import teetime.framework.AbstractInterThreadPipe;
import teetime.framework.InputPort;
import teetime.framework.OutputPort;
import teetime.framework.signal.ISignal;
-import teetime.framework.signal.InitializingSignal;
import teetime.framework.signal.StartingSignal;
import teetime.framework.signal.TerminatingSignal;
import teetime.framework.signal.ValidatingSignal;
@@ -47,14 +46,11 @@ public class SpScPipeTest {
List<ISignal> signals = new ArrayList<ISignal>();
signals.add(new StartingSignal());
signals.add(new TerminatingSignal());
- signals.add(new InitializingSignal());
signals.add(new ValidatingSignal());
signals.add(new StartingSignal());
signals.add(new TerminatingSignal());
- signals.add(new InitializingSignal());
signals.add(new ValidatingSignal());
signals.add(new StartingSignal());
- signals.add(new InitializingSignal());
signals.add(new TerminatingSignal());
signals.add(new ValidatingSignal());
diff --git a/src/test/java/teetime/stage/basic/merger/MergerTestingPipe.java b/src/test/java/teetime/stage/basic/merger/MergerTestingPipe.java
index 62b2d97b49eebce2ef8a66be1b1a0efb4b6d258d..e0bd8f0a4035ddced7437c4815daeb7b56729cb3 100644
--- a/src/test/java/teetime/stage/basic/merger/MergerTestingPipe.java
+++ b/src/test/java/teetime/stage/basic/merger/MergerTestingPipe.java
@@ -107,9 +107,6 @@ class MergerTestingPipe implements IPipe {
@Override
public void waitForStartSignal() throws InterruptedException {}
- @Override
- public void waitForInitializingSignal() throws InterruptedException {}
-
@Override
public void close() {}