Unable to start tomcat after eclipse 2024-03 update about tomcatplugin HOT 21 CLOSED

diff --git a/net.sf.eclipse.tomcat/src/net/sf/eclipse/tomcat/TomcatBootstrap.java b/net.sf.eclipse.tomcat/src/net/sf/eclipse/tomcat/TomcatBootstrap.java
index 27667da..8c7eb93 100644
--- a/net.sf.eclipse.tomcat/src/net/sf/eclipse/tomcat/TomcatBootstrap.java
+++ b/net.sf.eclipse.tomcat/src/net/sf/eclipse/tomcat/TomcatBootstrap.java
@@ -41,6 +41,8 @@ import org.eclipse.jdt.core.IClasspathEntry;
 import org.eclipse.jdt.core.IJavaProject;
 import org.eclipse.jdt.core.JavaCore;
 import org.eclipse.jdt.core.JavaModelException;
+import org.eclipse.jdt.internal.core.JavaNature;
+import org.eclipse.jdt.internal.core.JavaProject;
 import org.eclipse.jdt.launching.JavaRuntime;
 
 import net.sf.eclipse.tomcat.editors.ProjectListElement;
@@ -166,42 +168,46 @@ public abstract class TomcatBootstrap {
 		  if (tomcatProject != null) {
 			  ArrayList webappClasspathFile = new ArrayList();
 			  ArrayList visitedProjects = new ArrayList(); /*IMC*/
-			  IJavaProject javaProject = (IJavaProject) projects[i].getNature(JavaCore.NATURE_ID);
-			  WebClassPathEntries entries = tomcatProject.getWebClassPathEntries();
-
-			  IFile file = null;
-			  if (tomcatProject.getRootDirFolder() == null) {
-				  file = projects[i].getFile(new Path(WEBAPP_CLASSPATH_FILENAME));
-			  } else {
-				  file = tomcatProject.getRootDirFolder().getFile(new Path(WEBAPP_CLASSPATH_FILENAME));
-			  }
-
-			  File cpFile = file.getLocation().makeAbsolute().toFile();
-			  if (cpFile.exists()) {
-				  cpFile.delete();
-			  }
-
-			  if (entries != null) {
-				  getClassPathEntries(javaProject, webappClasspathFile, entries.getList(), visitedProjects);
-
-				  if (tomcatProject.getMavenClasspath()) {
-					  collectMavenDependencies(javaProject, webappClasspathFile, new ArrayList());
+			  
+			  if (projects[i].hasNature(JavaCore.NATURE_ID)) {
+				  IJavaProject javaProject = JavaCore.create(projects[i]);
+			  
+				  WebClassPathEntries entries = tomcatProject.getWebClassPathEntries();
+	
+				  IFile file = null;
+				  if (tomcatProject.getRootDirFolder() == null) {
+					  file = projects[i].getFile(new Path(WEBAPP_CLASSPATH_FILENAME));
+				  } else {
+					  file = tomcatProject.getRootDirFolder().getFile(new Path(WEBAPP_CLASSPATH_FILENAME));
 				  }
-
-				  if (!webappClasspathFile.isEmpty()) {
-
-					  try {
-						  if (cpFile.createNewFile()) {
-							  PrintWriter pw = new PrintWriter(new FileOutputStream(cpFile));
-
-							  for (int j = 0; j < webappClasspathFile.size(); j++) {
-								  //TODO
-								  pw.println(webappClasspathFile.get(j));
+	
+				  File cpFile = file.getLocation().makeAbsolute().toFile();
+				  if (cpFile.exists()) {
+					  cpFile.delete();
+				  }
+	
+				  if (entries != null) {
+					  getClassPathEntries(javaProject, webappClasspathFile, entries.getList(), visitedProjects);
+	
+					  if (tomcatProject.getMavenClasspath()) {
+						  collectMavenDependencies(javaProject, webappClasspathFile, new ArrayList());
+					  }
+	
+					  if (!webappClasspathFile.isEmpty()) {
+	
+						  try {
+							  if (cpFile.createNewFile()) {
+								  PrintWriter pw = new PrintWriter(new FileOutputStream(cpFile));
+	
+								  for (int j = 0; j < webappClasspathFile.size(); j++) {
+									  //TODO
+									  pw.println(webappClasspathFile.get(j));
+								  }
+								  pw.close();
 							  }
-							  pw.close();
+						  } catch (IOException e) {
+							  e.printStackTrace();
 						  }
-					  } catch (IOException e) {
-						  e.printStackTrace();
 					  }
 				  }
 			  }
diff --git a/net.sf.eclipse.tomcat/src/net/sf/eclipse/tomcat/TomcatLauncherPlugin.java b/net.sf.eclipse.tomcat/src/net/sf/eclipse/tomcat/TomcatLauncherPlugin.java
index 19a6eb1..3b31d42 100644
--- a/net.sf.eclipse.tomcat/src/net/sf/eclipse/tomcat/TomcatLauncherPlugin.java
+++ b/net.sf.eclipse.tomcat/src/net/sf/eclipse/tomcat/TomcatLauncherPlugin.java
@@ -424,7 +424,7 @@ public class TomcatLauncherPlugin extends AbstractUIPlugin {
             IProject project = allProject;
             try {
                 if((project.isOpen()) && project.hasNature(JavaCore.NATURE_ID)) {
-                    IJavaProject javaProject = (IJavaProject) project.getNature(JavaCore.NATURE_ID);
+                	IJavaProject javaProject = JavaCore.create(project);
                     if(!alreadyAdded.contains(project))
                     {
                         tempList.add(new ProjectListElement(javaProject.getProject()));
diff --git a/net.sf.eclipse.tomcat/src/net/sf/eclipse/tomcat/VMLauncherUtility.java b/net.sf.eclipse.tomcat/src/net/sf/eclipse/tomcat/VMLauncherUtility.java
index 4551704..e5677e8 100644
--- a/net.sf.eclipse.tomcat/src/net/sf/eclipse/tomcat/VMLauncherUtility.java
+++ b/net.sf.eclipse.tomcat/src/net/sf/eclipse/tomcat/VMLauncherUtility.java
@@ -238,7 +238,8 @@ public class VMLauncherUtility {
 			IProject project = ((ProjectListElement) iter.next()).getProject();
 			traceBuffer.append("Project " + project.getName());
 			if ((project.isOpen()) && project.hasNature(JavaCore.NATURE_ID)) {
-				tempList.add(project.getNature(JavaCore.NATURE_ID));
+            	IJavaProject javaProject = JavaCore.create(project);
+				tempList.add(javaProject);
 				traceBuffer.append(" added to tempList\n");
 			}
 		}