Remove code added for jmod support

Author: jarthana

org.eclipse.jdt.core.compiler.batch/src/org/eclipse/jdt/internal/compiler/batch/ClasspathJmod.java

@@ -354,10 +354,7 @@ public static Classpath getClasspath(String classpathName, String encoding,
 										new ClasspathMultiReleaseJar(file, true, accessRuleSet, destinationPath, release);
 				}
 			}
-		} else if (format == Util.JMOD_FILE) {
-			return new ClasspathJmod(file, true, accessRuleSet, null);
 		}
-
 	}
 	return result;
 }

org.eclipse.jdt.core.compiler.batch/src/org/eclipse/jdt/internal/compiler/batch/FileSystem.java

@@ -234,8 +234,6 @@ private static String getModulePathForArchive(File file) {
 		int format = Util.archiveFormat(file.getAbsolutePath());
 		if (format == Util.ZIP_FILE) {
 			return IModule.MODULE_INFO_CLASS;
-		} else if(format == Util.JMOD_FILE) {
-			return "classes/" + IModule.MODULE_INFO_CLASS; //$NON-NLS-1$
 		}
 		return null;
 	}

org.eclipse.jdt.core.compiler.batch/src/org/eclipse/jdt/internal/compiler/batch/ModuleFinder.java

@@ -18,8 +18,6 @@ public interface SuffixConstants {
 	public final static String EXTENSION_CLASS = "CLASS"; //$NON-NLS-1$
 	public final static String EXTENSION_java = "java"; //$NON-NLS-1$
 	public final static String EXTENSION_JAVA = "JAVA"; //$NON-NLS-1$
-	public final static String EXTENSION_jmod = "jmod"; //$NON-NLS-1$
-	public final static String EXTENSION_JMOD = "JMOD"; //$NON-NLS-1$
 
 	public final static String SUFFIX_STRING_class = "." + EXTENSION_class; //$NON-NLS-1$
 	public final static String SUFFIX_STRING_CLASS = "." + EXTENSION_CLASS; //$NON-NLS-1$

org.eclipse.jdt.core.compiler.batch/src/org/eclipse/jdt/internal/compiler/util/SuffixConstants.java

@@ -662,14 +662,6 @@ public final static int archiveFormat(String name) {
 			}
 			return -1; // it is a ".class" file, it cannot be a zip archive name
 		}
-		if (extensionLength == EXTENSION_jmod.length()) {
-			for (int i = extensionLength-1; i >=0; i--) {
-				if (Character.toLowerCase(name.charAt(length - extensionLength + i)) != EXTENSION_jmod.charAt(i)) {
-					return ZIP_FILE; // not a ".jmod" file, so this is a potential archive name
-				}
-			}
-			return JMOD_FILE;
-		}
 		return ZIP_FILE; // it is neither a ".java" file nor a ".class" file, so this is a potential archive name
 	}
 

org.eclipse.jdt.core.compiler.batch/src/org/eclipse/jdt/internal/compiler/util/Util.java

@@ -35,7 +35,6 @@
 import org.eclipse.jdt.core.IPackageFragmentRoot;
 import org.eclipse.jdt.core.JavaModelException;
 import org.eclipse.jdt.core.WorkingCopyOwner;
-import org.eclipse.jdt.internal.compiler.util.SuffixConstants;
 import org.eclipse.jdt.internal.core.util.MementoTokenizer;
 import org.eclipse.jdt.internal.core.util.Messages;
 
@@ -406,10 +405,6 @@ public static boolean isFile(File target) {
 public static boolean isJimage(File file) {
 	return JavaModelManager.isJrt(file.getPath());
 }
-public static boolean isJmod(File file) {
-	IPath path = Path.fromOSString(file.getPath());
-	return SuffixConstants.EXTENSION_jmod.equalsIgnoreCase(path.getFileExtension());
-}
 
 /**
  * Returns whether the provided path is an external file, checking and updating the

org.eclipse.jdt.core/model/org/eclipse/jdt/internal/core/JModPackageFragmentRoot.java

@@ -750,8 +750,6 @@ public void computePackageFragmentRoots(
 								}
 							}
 							accumulatedRoots.addAll(imageRoots);
-						} else if (JavaModel.isJmod(tf)) {
-							root = new JModPackageFragmentRoot(entryPath, this, resolvedEntry.getExtraAttributes());
 						}
 						else {
 							root = new JarPackageFragmentRoot(null, entryPath, this, resolvedEntry.getExtraAttributes());
@@ -2278,12 +2276,6 @@ public IPackageFragmentRoot getPackageFragmentRoot0(IPath externalLibraryPath, I
 		if (JavaModelManager.isJrt(externalLibraryPath)) {
 			return this.new JImageModuleFragmentBridge(externalLibraryPath, extraAttributes);
 		}
-		Object target = JavaModel.getTarget(externalLibraryPath, true/*check existency*/);
-		if (target instanceof File tf && JavaModel.isFile(tf)) {
-			if (JavaModel.isJmod((File) target)) {
-				return new JModPackageFragmentRoot(externalLibraryPath, this, extraAttributes);
-			}
-		}
 		return new JarPackageFragmentRoot(null, externalLibraryPath, this, extraAttributes);
 	}