From 0c9c78a834328ad5402849ea421452a7d9942878 Mon Sep 17 00:00:00 2001
From: Nils Christian Ehmke <nie@informatik.uni-kiel.de>
Date: Sun, 20 May 2012 14:28:47 +0200
Subject: [PATCH] Moved some code for the analysis controller into an
ACManager; Analysis can now be controlled.
---
.gitignore | 3 +-
.../beans/application/ProjectsBean.java | 27 +--
.../CurrentAnalysisControllerProjectBean.java | 93 ++++++++
.../java/kieker/webgui/common/ACManager.java | 221 ++++++++++++++++++
.../AnalysisNotInstantiatedException.java | 49 ++++
.../AnalysisNotRunningException.java | 49 ++++
.../ProjectAlreadyStartedException.java | 49 ++++
.../ProjectStillRunningException.java | 49 ++++
.../src/main/webapp/AnalysisController.xhtml | 31 ++-
9 files changed, 535 insertions(+), 36 deletions(-)
create mode 100644 Kieker.WebGUI/src/main/java/kieker/webgui/common/ACManager.java
create mode 100644 Kieker.WebGUI/src/main/java/kieker/webgui/common/exception/AnalysisNotInstantiatedException.java
create mode 100644 Kieker.WebGUI/src/main/java/kieker/webgui/common/exception/AnalysisNotRunningException.java
create mode 100644 Kieker.WebGUI/src/main/java/kieker/webgui/common/exception/ProjectAlreadyStartedException.java
create mode 100644 Kieker.WebGUI/src/main/java/kieker/webgui/common/exception/ProjectStillRunningException.java
diff --git a/.gitignore b/.gitignore
index 6db4bed6..166c8edd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,4 +3,5 @@
/build/
/dist/
/nbproject/private
-/Kieker.WebGUI/target/
\ No newline at end of file
+/Kieker.WebGUI/target/
+/Kieker.WebGUI/data
\ No newline at end of file
diff --git a/Kieker.WebGUI/src/main/java/kieker/webgui/beans/application/ProjectsBean.java b/Kieker.WebGUI/src/main/java/kieker/webgui/beans/application/ProjectsBean.java
index 9c5bb7cf..cd1bc43c 100644
--- a/Kieker.WebGUI/src/main/java/kieker/webgui/beans/application/ProjectsBean.java
+++ b/Kieker.WebGUI/src/main/java/kieker/webgui/beans/application/ProjectsBean.java
@@ -25,7 +25,6 @@ import java.util.ArrayList;
import java.util.Collections;
import java.util.Date;
import java.util.List;
-import java.util.concurrent.ConcurrentHashMap;
import javax.annotation.PostConstruct;
import javax.faces.application.FacesMessage;
@@ -36,6 +35,7 @@ import javax.faces.context.FacesContext;
import kieker.analysis.AnalysisController;
import kieker.analysis.model.analysisMetaModel.MIProject;
+import kieker.webgui.common.ACManager;
import kieker.webgui.common.FSManager;
import kieker.webgui.common.exception.ProjectAlreadyExistingException;
@@ -54,10 +54,6 @@ public final class ProjectsBean {
* This is the list containing all projects.
*/
private final List<String> projects = Collections.synchronizedList(new ArrayList<String>());
- /**
- * This list contains the current analysis controllers. Not every project does have a controller, but every project can have maximal one.
- */
- private final ConcurrentHashMap<String, AnalysisController> analysisController = new ConcurrentHashMap<String, AnalysisController>();
/**
* Creates a new instance of this class.
@@ -140,17 +136,6 @@ public final class ProjectsBean {
return this.projects;
}
- /**
- * This method delivers the corresponding analysis controller of the given project.
- *
- * @param project
- * The project whose analysis controller should be delivered.
- * @return The corresponding instance of {@link AnalysisController} if it exists, null otherwise.
- */
- public AnalysisController getAnalysisController(final String project) {
- return this.analysisController.get(project);
- }
-
/**
* This method can be used to deliver the state of the analysis controller of the given project as a human readable string.
*
@@ -159,15 +144,7 @@ public final class ProjectsBean {
* @return The current state of the corresponding {@link AnalysisController} if it exists, 'N/A' otherwise.
*/
public String getAnalysisControllerState(final String project) {
- final AnalysisController controller = this.analysisController.get(project);
-
- final String controllerState;
- if (controller == null) {
- controllerState = "N/A";
- } else {
- controllerState = controller.getState().toString();
- }
- return controllerState;
+ return ACManager.getInstance().getAnalysisControllerStateString(project);
}
/**
diff --git a/Kieker.WebGUI/src/main/java/kieker/webgui/beans/session/CurrentAnalysisControllerProjectBean.java b/Kieker.WebGUI/src/main/java/kieker/webgui/beans/session/CurrentAnalysisControllerProjectBean.java
index 31e42b77..68983019 100644
--- a/Kieker.WebGUI/src/main/java/kieker/webgui/beans/session/CurrentAnalysisControllerProjectBean.java
+++ b/Kieker.WebGUI/src/main/java/kieker/webgui/beans/session/CurrentAnalysisControllerProjectBean.java
@@ -20,8 +20,21 @@
package kieker.webgui.beans.session;
+import java.io.IOException;
+
+import javax.faces.application.FacesMessage;
+import javax.faces.application.FacesMessage.Severity;
import javax.faces.bean.ManagedBean;
import javax.faces.bean.SessionScoped;
+import javax.faces.context.FacesContext;
+
+import kieker.analysis.AnalysisController;
+import kieker.analysis.exception.AnalysisConfigurationException;
+import kieker.webgui.common.ACManager;
+import kieker.webgui.common.exception.AnalysisNotInstantiatedException;
+import kieker.webgui.common.exception.AnalysisNotRunningException;
+import kieker.webgui.common.exception.ProjectAlreadyStartedException;
+import kieker.webgui.common.exception.ProjectStillRunningException;
/**
* This bean contains the project of the current (session) user for the analysis controller page.
@@ -85,4 +98,84 @@ public class CurrentAnalysisControllerProjectBean {
return CurrentAnalysisControllerProjectBean.PAGE_PROJECT_OVERVIEW;
}
+
+ /**
+ * This method starts the current analysis and informs the user about a fail.
+ */
+ public void startAnalysis() {
+ try {
+ ACManager.getInstance().startAnalysisController(this.projectName);
+ } catch (final ProjectAlreadyStartedException ex) {
+ CurrentAnalysisControllerProjectBean.showMessage(FacesMessage.SEVERITY_WARN, "The analysis is already running.");
+ } catch (final AnalysisNotInstantiatedException ex) {
+ CurrentAnalysisControllerProjectBean.showMessage(FacesMessage.SEVERITY_WARN, "The analysis has not been instantiated yet.");
+ }
+ }
+
+ /**
+ * This method stops the current analysis and informs the user about a fail.
+ */
+ public void stopAnalysis() {
+ try {
+ ACManager.getInstance().stopAnalysisController(this.projectName);
+ } catch (final AnalysisNotRunningException e) {
+ CurrentAnalysisControllerProjectBean.showMessage(FacesMessage.SEVERITY_WARN, "The analysis has not been started yet.");
+ } catch (final InterruptedException ex) {
+ ex.printStackTrace();
+ }
+ }
+
+ /**
+ * This method initializes the current analysis and informs the user about a fail.
+ */
+ public void instantiateAnalysis() {
+ try {
+ ACManager.getInstance().instantiateAnalysisController(this.projectName);
+ } catch (final NullPointerException e) {
+ CurrentAnalysisControllerProjectBean.showMessage(FacesMessage.SEVERITY_ERROR, "An error occurred while instantiating the analysis.");
+ } catch (final AnalysisConfigurationException e) {
+ CurrentAnalysisControllerProjectBean.showMessage(FacesMessage.SEVERITY_ERROR, "An error occurred while instantiating the analysis.");
+ } catch (final IOException e) {
+ CurrentAnalysisControllerProjectBean.showMessage(FacesMessage.SEVERITY_ERROR, "An error occurred while instantiating the analysis.");
+ } catch (final ProjectStillRunningException e) {
+ CurrentAnalysisControllerProjectBean.showMessage(FacesMessage.SEVERITY_ERROR, "The analysis is still running.");
+ }
+ }
+
+ /**
+ * Checks whether the analysis is currently running.
+ *
+ * @return true if and only if the analysis is running.
+ */
+ public boolean isAnalysisRunning() {
+ return ACManager.getInstance().getAnalysisControllerState(this.projectName) == AnalysisController.STATE.RUNNING;
+ }
+
+ public boolean isAnalysisReady() {
+ return ACManager.getInstance().getAnalysisControllerState(this.projectName) == AnalysisController.STATE.READY;
+ }
+
+ public boolean isAnalysisNotAvailable() {
+ return ACManager.getInstance().getAnalysisControllerState(this.projectName) == null;
+ }
+
+ public boolean isAnalysisTerminated() {
+ return ACManager.getInstance().getAnalysisControllerState(this.projectName) == AnalysisController.STATE.TERMINATED;
+ }
+
+ public boolean isAnalysisFailed() {
+ return ACManager.getInstance().getAnalysisControllerState(this.projectName) == AnalysisController.STATE.FAILED;
+ }
+
+ /**
+ * This method shows the current user a message by using the growl-component of PrimeFaces.
+ *
+ * @param severity
+ * The severity of the message.
+ * @param msg
+ * The message itself.
+ */
+ private static void showMessage(final Severity severity, final String msg) {
+ FacesContext.getCurrentInstance().addMessage(null, new FacesMessage(severity, "", msg));
+ }
}
diff --git a/Kieker.WebGUI/src/main/java/kieker/webgui/common/ACManager.java b/Kieker.WebGUI/src/main/java/kieker/webgui/common/ACManager.java
new file mode 100644
index 00000000..1a2ab36b
--- /dev/null
+++ b/Kieker.WebGUI/src/main/java/kieker/webgui/common/ACManager.java
@@ -0,0 +1,221 @@
+/***************************************************************************
+ * Copyright 2012 by
+ * + Christian-Albrechts-University of Kiel
+ * + Department of Computer Science
+ * + Software Engineering Group
+ * and others.
+ *
+ * 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 kieker.webgui.common;
+
+import java.io.IOException;
+import java.util.concurrent.ConcurrentHashMap;
+
+import kieker.analysis.AnalysisController;
+import kieker.analysis.AnalysisController.STATE;
+import kieker.analysis.exception.AnalysisConfigurationException;
+import kieker.analysis.model.analysisMetaModel.MIProject;
+import kieker.webgui.common.exception.AnalysisNotInstantiatedException;
+import kieker.webgui.common.exception.AnalysisNotRunningException;
+import kieker.webgui.common.exception.ProjectAlreadyStartedException;
+import kieker.webgui.common.exception.ProjectStillRunningException;
+
+/**
+ * This manager is responsible for the currently used and running instances of {@code AnalysisController}. It supplies methods to check the states of analysis,
+ * instantiate, start and to stop them. This is also a singleton instance.
+ *
+ * @author Nils Christian Ehmke
+ * @version 1.0
+ */
+public class ACManager {
+ /**
+ * This is the maximal time the application will wait for an analysis thread to be terminated.
+ */
+ private static final long MAX_THREAD_WAIT_TIME_MS = 1000;
+ /**
+ * This list contains the current analysis controllers and their corresponding threads. Not every project does have a controller, but every project can have
+ * maximal one.
+ */
+ private final ConcurrentHashMap<String, Pair<AnalysisController, Thread>> analysisController = new ConcurrentHashMap<String, Pair<AnalysisController, Thread>>();
+ /**
+ * This is the singleton instance of this class.
+ */
+ private static final ACManager INSTANCE = new ACManager();
+
+ /**
+ * Creates a new instance of this class.
+ */
+ private ACManager() {
+ // No code necessary.
+ }
+
+ /**
+ * Delivers the singleton instance of this class.
+ *
+ * @return The only instance of {@link FSManager}.
+ */
+ public static ACManager getInstance() {
+ return ACManager.INSTANCE;
+ }
+
+ /**
+ * This method tries to stop a running analysis.
+ *
+ * @param project
+ * The project to be stopped.
+ * @throws AnalysisNotRunningException
+ * If the analysis is not running or has not yet been initialized.
+ * @throws InterruptedException
+ * If the current thread has somehow been interrupted while waiting for the existing analysis thread.
+ */
+ public void stopAnalysisController(final String project) throws AnalysisNotRunningException, InterruptedException {
+ final Pair<AnalysisController, Thread> currController = this.analysisController.get(project);
+ synchronized (currController) {
+ // Is there a thread available?
+ if ((currController.getFst() == null) || (currController.getSnd() == null)) {
+ throw new AnalysisNotRunningException();
+ }
+
+ // Try to stop the analysis
+ currController.getFst().terminate();
+ currController.getSnd().join(ACManager.MAX_THREAD_WAIT_TIME_MS);
+ }
+ }
+
+ /**
+ * This method tries to start the analysis for the given project. It has already to be initialized.
+ *
+ * @param project
+ * The project to be started.
+ * @throws ProjectAlreadyStartedException
+ * If the project is already running.
+ * @throws AnalysisNotInstantiatedException
+ * If the analysis has not yet been initialized.
+ */
+ public void startAnalysisController(final String project) throws ProjectAlreadyStartedException, AnalysisNotInstantiatedException {
+ final Pair<AnalysisController, Thread> currController = this.analysisController.get(project);
+ synchronized (currController) {
+ // Is there an analysis after all?
+ if (currController.getFst() == null) {
+ throw new AnalysisNotInstantiatedException();
+ }
+ // Check whether this analysis has already been started.
+ if (currController.getSnd() != null) {
+ throw new ProjectAlreadyStartedException();
+ } else {
+ // Otherwise start a thread and run the analysis in it.
+ currController.setSnd(new Thread() {
+ @Override
+ public void run() {
+ try {
+ currController.getFst().run();
+ } catch (final IllegalStateException ex) {
+ ex.printStackTrace();
+ } catch (final AnalysisConfigurationException ex) {
+ ex.printStackTrace();
+ }
+ }
+ });
+
+ currController.getSnd().start();
+ }
+ }
+ }
+
+ /**
+ * This method tries to instantiate the analysis controller of the given project using the data available on the file system.
+ *
+ * @param project
+ * The project whose analysis controller should be instantiated.
+ * @throws NullPointerException
+ * If an error occurred while loading the project.
+ * @throws AnalysisConfigurationException
+ * If the given configuration is somehow invalid.
+ * @throws IOException
+ * If an error occurred while loading the project.
+ * @throws ProjectStillRunningException
+ * If there exists already an analysis controller and is still running.
+ */
+ public void instantiateAnalysisController(final String project) throws NullPointerException, AnalysisConfigurationException, IOException,
+ ProjectStillRunningException {
+ // Add the potential new project atomically
+ final MIProject modelProject = FSManager.getInstance().openProject(project);
+ final ClassLoader classLoader = FSManager.getInstance().getClassLoader(project);
+ final Pair<AnalysisController, Thread> newController = new Pair<AnalysisController, Thread>(new AnalysisController(modelProject, classLoader), null);
+ final Pair<AnalysisController, Thread> currController = this.analysisController.putIfAbsent(project, newController);
+
+ if (currController != null) {
+ // There is currently an analysis controller available. Decide what to do.
+ synchronized (currController) {
+ switch (currController.getFst().getState()) {
+ case FAILED:
+ case TERMINATED:
+ case READY:
+ // No problem in instantiating a new controller
+ this.analysisController.put(project, newController);
+ break;
+ case RUNNING:
+ throw new ProjectStillRunningException("The project with the name '" + project + "' is still running.");
+ }
+ }
+ }
+ }
+
+ /**
+ * This method can be used to deliver the state of the analysis controller of the given project as a human readable string.
+ *
+ * @param project
+ * The project whose state should be delivered.
+ * @return The current state of the corresponding {@link AnalysisController} if it exists, 'N/A' otherwise.
+ */
+ public String getAnalysisControllerStateString(final String project) {
+ final STATE controllerState = this.getAnalysisControllerState(project);
+ final String controllerStateString;
+
+ if (controllerState == null) {
+ controllerStateString = "N/A";
+ } else {
+ controllerStateString = controllerState.toString();
+ }
+
+ return controllerStateString;
+ }
+
+ /**
+ * This method can be used to deliver the state of the analysis controller of the given project as a human readable string.
+ *
+ * @param project
+ * The project whose state should be delivered.
+ * @return The current state of the corresponding {@link AnalysisController} if it exists, 'N/A' otherwise.
+ */
+ public STATE getAnalysisControllerState(final String project) {
+ final Pair<AnalysisController, Thread> controller = this.analysisController.get(project);
+
+ final STATE controllerState;
+ if (controller == null) {
+ controllerState = null;
+ } else {
+ synchronized (controller) {
+ if (controller.getFst() == null) {
+ controllerState = null;
+ } else {
+ controllerState = controller.getFst().getState();
+ }
+ }
+ }
+
+ return controllerState;
+ }
+}
diff --git a/Kieker.WebGUI/src/main/java/kieker/webgui/common/exception/AnalysisNotInstantiatedException.java b/Kieker.WebGUI/src/main/java/kieker/webgui/common/exception/AnalysisNotInstantiatedException.java
new file mode 100644
index 00000000..6f789155
--- /dev/null
+++ b/Kieker.WebGUI/src/main/java/kieker/webgui/common/exception/AnalysisNotInstantiatedException.java
@@ -0,0 +1,49 @@
+/***************************************************************************
+ * Copyright 2012 by
+ * + Christian-Albrechts-University of Kiel
+ * + Department of Computer Science
+ * + Software Engineering Group
+ * and others.
+ *
+ * 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 kieker.webgui.common.exception;
+
+/**
+ * This exception shows that the analysis has not yet been instantiated.
+ *
+ * @author Nils Christian Ehmke
+ * @version 1.0
+ */
+public class AnalysisNotInstantiatedException extends Exception {
+
+ private static final long serialVersionUID = 1L;
+
+ /**
+ * Creates a new instance of this class.
+ */
+ public AnalysisNotInstantiatedException() {
+ // No code necessary
+ }
+
+ /**
+ * Creates a new instance of this class using the given parameters.
+ *
+ * @param msg
+ * The message used for the exception.
+ */
+ public AnalysisNotInstantiatedException(final String msg) {
+ super(msg);
+ }
+}
diff --git a/Kieker.WebGUI/src/main/java/kieker/webgui/common/exception/AnalysisNotRunningException.java b/Kieker.WebGUI/src/main/java/kieker/webgui/common/exception/AnalysisNotRunningException.java
new file mode 100644
index 00000000..ff9a3823
--- /dev/null
+++ b/Kieker.WebGUI/src/main/java/kieker/webgui/common/exception/AnalysisNotRunningException.java
@@ -0,0 +1,49 @@
+/***************************************************************************
+ * Copyright 2012 by
+ * + Christian-Albrechts-University of Kiel
+ * + Department of Computer Science
+ * + Software Engineering Group
+ * and others.
+ *
+ * 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 kieker.webgui.common.exception;
+
+/**
+ * This exception shows that the analysis has not yet been instantiated.
+ *
+ * @author Nils Christian Ehmke
+ * @version 1.0
+ */
+public class AnalysisNotRunningException extends Exception {
+
+ private static final long serialVersionUID = 1L;
+
+ /**
+ * Creates a new instance of this class.
+ */
+ public AnalysisNotRunningException() {
+ // No code necessary
+ }
+
+ /**
+ * Creates a new instance of this class using the given parameters.
+ *
+ * @param msg
+ * The message used for the exception.
+ */
+ public AnalysisNotRunningException(final String msg) {
+ super(msg);
+ }
+}
diff --git a/Kieker.WebGUI/src/main/java/kieker/webgui/common/exception/ProjectAlreadyStartedException.java b/Kieker.WebGUI/src/main/java/kieker/webgui/common/exception/ProjectAlreadyStartedException.java
new file mode 100644
index 00000000..3a76cba6
--- /dev/null
+++ b/Kieker.WebGUI/src/main/java/kieker/webgui/common/exception/ProjectAlreadyStartedException.java
@@ -0,0 +1,49 @@
+/***************************************************************************
+ * Copyright 2012 by
+ * + Christian-Albrechts-University of Kiel
+ * + Department of Computer Science
+ * + Software Engineering Group
+ * and others.
+ *
+ * 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 kieker.webgui.common.exception;
+
+/**
+ * This exception shows that the given project has already been started.
+ *
+ * @author Nils Christian Ehmke
+ * @version 1.0
+ */
+public class ProjectAlreadyStartedException extends Exception {
+
+ private static final long serialVersionUID = 1L;
+
+ /**
+ * Creates a new instance of this class.
+ */
+ public ProjectAlreadyStartedException() {
+ // No code necessary
+ }
+
+ /**
+ * Creates a new instance of this class using the given parameters.
+ *
+ * @param msg
+ * The message used for the exception.
+ */
+ public ProjectAlreadyStartedException(final String msg) {
+ super(msg);
+ }
+}
diff --git a/Kieker.WebGUI/src/main/java/kieker/webgui/common/exception/ProjectStillRunningException.java b/Kieker.WebGUI/src/main/java/kieker/webgui/common/exception/ProjectStillRunningException.java
new file mode 100644
index 00000000..cbd66f2e
--- /dev/null
+++ b/Kieker.WebGUI/src/main/java/kieker/webgui/common/exception/ProjectStillRunningException.java
@@ -0,0 +1,49 @@
+/***************************************************************************
+ * Copyright 2012 by
+ * + Christian-Albrechts-University of Kiel
+ * + Department of Computer Science
+ * + Software Engineering Group
+ * and others.
+ *
+ * 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 kieker.webgui.common.exception;
+
+/**
+ * This exception shows that the project is still running.
+ *
+ * @author Nils Christian Ehmke
+ * @version 1.0
+ */
+public class ProjectStillRunningException extends Exception {
+
+ private static final long serialVersionUID = 1L;
+
+ /**
+ * Creates a new instance of this class.
+ */
+ public ProjectStillRunningException() {
+ // No code necessary
+ }
+
+ /**
+ * Creates a new instance of this class using the given parameters.
+ *
+ * @param msg
+ * The message used for the exception.
+ */
+ public ProjectStillRunningException(final String msg) {
+ super(msg);
+ }
+}
diff --git a/Kieker.WebGUI/src/main/webapp/AnalysisController.xhtml b/Kieker.WebGUI/src/main/webapp/AnalysisController.xhtml
index 204287fa..834ae220 100644
--- a/Kieker.WebGUI/src/main/webapp/AnalysisController.xhtml
+++ b/Kieker.WebGUI/src/main/webapp/AnalysisController.xhtml
@@ -44,25 +44,36 @@
</p:layoutUnit>
<p:layoutUnit position="south" header="Control" resizable="true" collapsible="true">
- <h:form>
- <p:commandButton value="Instantiate Analysis Controller" disabled="#{empty currentAnalysisControllerProjectBean.projectName}"/>
- <p:commandButton value="Start Analysis" disabled="true"/>
- <p:commandButton value="Stop Analysis" disabled="true"/>
- <hr/>
+ <h:form id="controllerForm">
+ <p:commandButton value="Instantiate Analysis Controller" action="#{currentAnalysisControllerProjectBean.instantiateAnalysis()}" update=":messages" disabled="#{empty currentAnalysisControllerProjectBean.projectName}"/>
+ <p:commandButton value="Start Analysis" action="#{currentAnalysisControllerProjectBean.startAnalysis()}" update=":messages" disabled="#{empty currentAnalysisControllerProjectBean.projectName}"/>
+ <p:commandButton value="Stop Analysis" action="#{currentAnalysisControllerProjectBean.stopAnalysis()}" update=":messages" disabled="#{empty currentAnalysisControllerProjectBean.projectName}"/>
+ </h:form>
+ <hr/>
+ <h:form id="ledsForm">
<div align="center">
- <h:graphicImage id="iconLEDRed1" url="../img/Icon_LED_Red.png" height="50px"/>
+ <h:graphicImage id="iconLEDRed1" url="../img/Icon_LED_Red.png" height="50px" rendered="#{currentAnalysisControllerProjectBean.isAnalysisNotAvailable()}"/>
+ <h:graphicImage id="iconLEDRed1_2" url="../img/Icon_LED_Gray.png" height="50px" rendered="#{not currentAnalysisControllerProjectBean.isAnalysisNotAvailable()}"/>
<p:spacer height="0" width="15px"/>
- <h:graphicImage id="iconLEDYellow" url="../img/Icon_LED_Gray.png" height="50px"/>
+ <h:graphicImage id="iconLEDYellow" url="../img/Icon_LED_Yellow.png" height="50px" rendered="#{currentAnalysisControllerProjectBean.isAnalysisReady()}"/>
+ <h:graphicImage id="iconLEDYellow_2" url="../img/Icon_LED_Gray.png" height="50px" rendered="#{not currentAnalysisControllerProjectBean.isAnalysisReady()}"/>
<p:spacer height="0" width="15px"/>
- <h:graphicImage id="iconLEDGreen" url="../img/Icon_LED_Gray.png" height="50px"/>
+ <h:graphicImage id="iconLEDGreen" url="../img/Icon_LED_Green.png" height="50px" rendered="#{currentAnalysisControllerProjectBean.isAnalysisRunning()}"/>
+ <h:graphicImage id="iconLEDGreen_2" url="../img/Icon_LED_Gray.png" height="50px" rendered="#{not currentAnalysisControllerProjectBean.isAnalysisRunning()}"/>
<p:spacer height="0" width="15px"/>
- <h:graphicImage id="iconLEDRed2" url="../img/Icon_LED_Gray.png" height="50px"/>
+ <h:graphicImage id="iconLEDRed2" url="../img/Icon_LED_Red.png" height="50px" rendered="#{currentAnalysisControllerProjectBean.isAnalysisTerminated() or currentAnalysisControllerProjectBean.isAnalysisFailed()}"/>
+ <h:graphicImage id="iconLEDRed2_2" url="../img/Icon_LED_Gray.png" height="50px" rendered="#{not (currentAnalysisControllerProjectBean.isAnalysisTerminated() or currentAnalysisControllerProjectBean.isAnalysisFailed())}"/>
<p:tooltip for="iconLEDRed1" value="Indicates that the AnalysisController has not been instantiated yet."/>
<p:tooltip for="iconLEDYellow" value="Indicates that the AnalysisController has been instantiated, but not yet started."/>
<p:tooltip for="iconLEDGreen" value="Indicates that the AnalysisController has been started and is running."/>
- <p:tooltip for="iconLEDRed2" value="Indicates that the AnalysisController has been terminated."/>
+ <p:tooltip for="iconLEDRed2" value="Indicates that the AnalysisController has been terminated or has failed."/>
+ <p:tooltip for="iconLEDRed1_2" value="Indicates that the AnalysisController has not been instantiated yet."/>
+ <p:tooltip for="iconLEDYellow_2" value="Indicates that the AnalysisController has been instantiated, but not yet started."/>
+ <p:tooltip for="iconLEDGreen_2" value="Indicates that the AnalysisController has been started and is running."/>
+ <p:tooltip for="iconLEDRed2_2" value="Indicates that the AnalysisController has been terminated or has failed."/>
</div>
+ <p:poll interval="1" update="ledsForm"/>
</h:form>
</p:layoutUnit>
</p:layout>
--
GitLab