Remove unused imports and unnecessary code

Author: atextor

core/esmf-aspect-meta-model-interface/src/main/java/org/eclipse/esmf/aspectmodel/VersionNumber.java

@@ -113,9 +113,9 @@ public static Try<VersionNumber> tryParse( final String versionString ) {
       }
       final VersionNumberParser parser = new VersionNumberParser( versionString );
 
-      int major = 0;
-      int minor = 0;
-      int micro = 0;
+      int major;
+      int minor;
+      int micro;
 
       major = parser.parseNextDigit();
       minor = parser.parseNextDigit();

core/esmf-aspect-meta-model-interface/src/main/java/org/eclipse/esmf/metamodel/ModelElement.java

@@ -19,7 +19,6 @@
 import org.eclipse.esmf.aspectmodel.AspectModelFile;
 import org.eclipse.esmf.aspectmodel.urn.AspectModelUrn;
 import org.eclipse.esmf.aspectmodel.visitor.AspectVisitor;
-import org.eclipse.esmf.samm.KnownVersion;
 
 /**
  * The ModelElement interface provides all facilities that all Aspect Model elements have.

core/esmf-aspect-meta-model-interface/src/main/java/org/eclipse/esmf/metamodel/characteristic/StructuredValue.java

@@ -16,7 +16,6 @@
 import java.util.List;
 
 import org.eclipse.esmf.metamodel.Characteristic;
-import org.eclipse.esmf.metamodel.Property;
 
 /**
  * @since SAMM 1.0.0

core/esmf-aspect-meta-model-interface/src/main/java/org/eclipse/esmf/metamodel/vocabulary/SAMME.java

@@ -15,7 +15,6 @@
 
 import java.util.stream.Stream;
 
-import org.eclipse.esmf.metamodel.QuantityKind;
 import org.eclipse.esmf.samm.KnownVersion;
 
 import org.apache.jena.rdf.model.Property;

core/esmf-aspect-meta-model-java/src-buildtime/main/java/org/eclipse/esmf/buildtime/template/Units.java

@@ -15,7 +15,6 @@
 
 import java.util.Arrays;
 import java.util.HashMap;
-import java.util.List;
 import java.util.Locale;
 import java.util.Map;
 import java.util.Optional;
@@ -28,10 +27,8 @@
 import org.eclipse.esmf.aspectmodel.AspectModelFile;
 import org.eclipse.esmf.aspectmodel.loader.MetaModelBaseAttributes;
 import org.eclipse.esmf.aspectmodel.resolver.modelfile.MetaModelFile;
-import org.eclipse.esmf.aspectmodel.urn.AspectModelUrn;
 import org.eclipse.esmf.metamodel.Unit;
 import org.eclipse.esmf.metamodel.QuantityKind;
-import org.eclipse.esmf.metamodel.datatype.LangString;
 import org.eclipse.esmf.metamodel.impl.DefaultUnit;
 import org.eclipse.esmf.metamodel.vocabulary.SammNs;
 

core/esmf-aspect-meta-model-java/src/main/java/org/eclipse/esmf/aspectmodel/edit/change/RenameNamespace.java

@@ -127,7 +127,7 @@ protected ModelChanges calculateChangesForFile( final AspectModelFile aspectMode
          // Handle object
          if ( statement.getObject().isURIResource() ) {
             final String objectUri = statement.getObject().asResource().getURI();
-            if ( objectUri.startsWith( from.toString() + "#" ) ) {
+            if ( objectUri.startsWith( from + "#" ) ) {
                addObject = addModel.createResource( to.toString() + objectUri.substring( from.toString().length() ) );
                removeObject = addModel.createResource( objectUri );
             } else {

core/esmf-aspect-meta-model-java/src/main/java/org/eclipse/esmf/aspectmodel/loader/instantiator/AspectInstantiator.java

@@ -14,7 +14,6 @@
 package org.eclipse.esmf.aspectmodel.loader.instantiator;
 
 import java.util.List;
-import java.util.Optional;
 import java.util.stream.Collectors;
 
 import org.eclipse.esmf.aspectmodel.loader.Instantiator;
@@ -24,7 +23,6 @@
 import org.eclipse.esmf.metamodel.Event;
 import org.eclipse.esmf.metamodel.Operation;
 import org.eclipse.esmf.metamodel.Property;
-import org.eclipse.esmf.metamodel.characteristic.Collection;
 import org.eclipse.esmf.metamodel.impl.DefaultAspect;
 import org.eclipse.esmf.metamodel.vocabulary.SammNs;
 

core/esmf-aspect-meta-model-java/src/main/java/org/eclipse/esmf/aspectmodel/serializer/PrettyPrinter.java

@@ -311,6 +311,7 @@ private String quoteValue( final String value ) {
     *
     * @param input the input string
     */
+   @SuppressWarnings( "UnnecessaryUnicodeEscape" )
    private void escapeStringAndAppendToBuilder( final String input, final StringBuilder builder ) {
       final String escapedSpecialCharacters = StringEscapeUtils.escapeJava( input );
       // The following replaces unicode escape sequences such as \uABCD with the corresponding unicode character

core/esmf-aspect-meta-model-java/src/main/java/org/eclipse/esmf/aspectmodel/utils/MarkdownHtmlRenderer.java

@@ -18,7 +18,6 @@
 import java.util.List;
 import java.util.Map;
 import java.util.regex.Matcher;
-import java.util.regex.Pattern;
 import java.util.stream.Collectors;
 
 import org.commonmark.node.Node;

core/esmf-aspect-meta-model-java/src/main/java/org/eclipse/esmf/aspectmodel/versionupdate/MetaModelVersionMigrator.java

@@ -129,7 +129,7 @@ public AspectModelFile apply( final AspectModelFile modelFile ) {
       }
       if ( sourceVersion.greaterThan( LATEST_SAMM ) ) {
          throw new InvalidVersionException( "Aspect Meta Model version %s in source model %sis not supported".formatted( sourceVersion,
-               modelFile.sourceLocation().map( l -> l.toString() + " " ).orElse( "" ) ) );
+               modelFile.sourceLocation().map( l -> l + " " ).orElse( "" ) ) );
       }
 
       final Model migratedModel = migrate( migrators, sourceVersion, LATEST_SAMM, modelFile.sourceModel() );