Merge pull request #1107 from Liyw979/feature/has-annoation

add HasAnnotation for JavaSootClass, JavaSootField and JavaSootMethod

sootup.java.core/src/main/java/sootup/java/core/HasAnnotation.java

@@ -0,0 +1,32 @@
+package sootup.java.core;
+
+/*-
+ * #%L
+ * SootUp
+ * %%
+ * Copyright (C) 1997 - 2024 Raja Vallée-Rai and others
+ * %%
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation, either version 2.1 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Lesser Public License for more details.
+ *
+ * You should have received a copy of the GNU General Lesser Public
+ * License along with this program.  If not, see
+ * <http://www.gnu.org/licenses/lgpl-2.1.html>.
+ * #L%
+ */
+
+/**
+ * Interface to mark Soot code objects that may contain annotations.
+ *
+ * @author liyiwei
+ */
+public interface HasAnnotation {
+  Iterable<AnnotationUsage> getAnnotations();
+}

sootup.java.core/src/main/java/sootup/java/core/JavaSootClass.java

@@ -35,7 +35,7 @@
 import sootup.core.types.Type;
 import sootup.java.core.types.JavaClassType;
 
-public class JavaSootClass extends SootClass {
+public class JavaSootClass extends SootClass implements HasAnnotation {
 
   public JavaSootClass(JavaSootClassSource classSource, SourceType sourceType) {
     super(classSource, sourceType);

sootup.java.core/src/main/java/sootup/java/core/JavaSootField.java

@@ -29,7 +29,7 @@
 import sootup.core.model.SootField;
 import sootup.core.signatures.FieldSignature;
 
-public class JavaSootField extends SootField {
+public class JavaSootField extends SootField implements HasAnnotation {
 
   @Nonnull private final Iterable<AnnotationUsage> annotations;
 

sootup.java.core/src/main/java/sootup/java/core/JavaSootMethod.java

@@ -34,7 +34,7 @@
 import sootup.core.signatures.MethodSignature;
 import sootup.core.types.ClassType;
 
-public class JavaSootMethod extends SootMethod {
+public class JavaSootMethod extends SootMethod implements HasAnnotation {
   @Nonnull private final Iterable<AnnotationUsage> annotations;
 
   public JavaSootMethod(

sootup.java.core/src/main/java/sootup/java/core/jimple/basic/JavaLocal.java

@@ -26,8 +26,9 @@
 import sootup.core.jimple.basic.Local;
 import sootup.core.types.Type;
 import sootup.java.core.AnnotationUsage;
+import sootup.java.core.HasAnnotation;
 
-public class JavaLocal extends Local {
+public class JavaLocal extends Local implements HasAnnotation {
 
   // TODO: [ms] add to JavaJimple
   // TODO: [ms] make use of this class in both Java Frontends