public static boolean isCompiledKotlinPackageClass(@NotNull JavaClass javaClass) {
   if (javaClass.getOriginKind() == JavaClass.OriginKind.COMPILED) {
     return javaClass.findAnnotation(JvmAnnotationNames.KOTLIN_PACKAGE) != null
         || javaClass.findAnnotation(JvmAnnotationNames.KOTLIN_PACKAGE_FRAGMENT) != null;
   }
   return false;
 }
Exemplo n.º 2
0
 public Set<String> getIndexedClasses() {
   Set<String> classes = newHashSet();
   Set<JavaClass> vertexSet = graph.vertexSet();
   for (JavaClass each : vertexSet) {
     classes.add(each.getName());
   }
   return classes;
 }
  @Test
  public void shouldReturnUnparsableClassIfClassCannotBeFound() {
    JavaClass javaClass = builder.createClass("foo.bar.com");

    assertThat(javaClass).isInstanceOf(UnparsableClass.class);
    assertThat(javaClass.getName()).isEqualTo("foo.bar.com");
    assertThat(javaClass.getImports()).isEmpty();
  }
Exemplo n.º 4
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 private JavaClass findClass(String classname) {
   for (JavaClass jClass : graph.vertexSet()) {
     if (jClass.getName().equals(classname)) {
       return jClass;
     }
   }
   return null;
 }
Exemplo n.º 5
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 private void updateParentReferences(JavaClass parentClass) {
   for (String child : parentClass.getImports()) {
     JavaClass childClass = findJavaClass(child);
     if ((childClass != null) && !childClass.equals(parentClass)) {
       if (graph.containsVertex(childClass)) {
         graph.addEdge(parentClass, childClass);
       }
     }
   }
 }
Exemplo n.º 6
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 public JavaClass findJavaClass(String classname) {
   JavaClass clazz = findClass(classname);
   if (clazz == null) {
     clazz = builder.getClass(classname);
     if (clazz.locatedInClassFile()) {
       addToIndex(clazz);
     }
   }
   return clazz;
 }
  private void importInheritances(DbJVClass dbClaz, JavaClass claz) throws DbException {
    String qualifiedName = claz.getSuperclassName();
    if (!"java.lang.Object".equals(qualifiedName)) {
      importInheritance(dbClaz, qualifiedName, false);
    }

    String[] qualifiedNames = claz.getInterfaceNames();
    for (String qn : qualifiedNames) {
      importInheritance(dbClaz, qn, true);
    } // end for
  }
Exemplo n.º 8
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    public void visitJavaClass(JavaClass clazz) {

      super.visitJavaClass(clazz);
      JopClassInfo cli = (JopClassInfo) this.cli;

      cpool = clazz.getConstantPool();

      if (clazz.isInterface()) {
        cli.interfaceID = ++cli.interfaceCnt;
        cli.interfaceList.add(cli.interfaceID - 1, clazz.getClassName());
      }
    }
  private DbJVClass importClass(JavaClass claz, Controller controller) throws DbException {

    String packName = claz.getPackageName();
    String qualifiedName = claz.getClassName();
    int idx = qualifiedName.lastIndexOf('.');
    String classname = qualifiedName.substring(idx + 1);
    DbJVClass dbClaz = null;

    try {
      if (m_classModel != null) {
        DbJVPackage pack = findPackageByName(packName);

        // create class or interface
        int value = claz.isInterface() ? JVClassCategory.INTERFACE : JVClassCategory.CLASS;
        JVClassCategory catg = JVClassCategory.getInstance(value);
        dbClaz =
            (pack == null) ? new DbJVClass(this.m_classModel, catg) : new DbJVClass(pack, catg);
        dbClaz.setName(classname);

        // set class modifiers
        dbClaz.setAbstract(claz.isAbstract());
        dbClaz.setFinal(claz.isFinal());
        dbClaz.setStatic(claz.isStatic());
        dbClaz.setStrictfp(claz.isStrictfp());
        dbClaz.setVisibility(toVisibility(claz));

        // create inheritances
        importInheritances(dbClaz, claz);

        // create fields
        if (m_params.createFields) {
          Field[] fields = claz.getFields();
          for (Field field : fields) {
            importField(dbClaz, field);
          }
        }

        // create methods
        if (m_params.createMethods) {
          Method[] methods = claz.getMethods();
          for (Method method : methods) {
            importMethod(dbClaz, method);
          }
        }

        // keep user informed of progression
        String pattern = LocaleMgr.misc.getString("0SuccessfullyCreated");
        String msg = MessageFormat.format(pattern, qualifiedName);
        controller.println(msg);
      } // end if
    } catch (DbException ex) {
      controller.println(ex.toString());
    } // end try

    return dbClaz;
  } // end importClass()
Exemplo n.º 10
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  @NotNull
  public static Collection<JavaClass> getClassesInPackage(@NotNull JavaPackage javaPackage) {
    Collection<JavaClass> classes = javaPackage.getClasses();
    Set<FqName> addedQualifiedNames = new HashSet<FqName>(classes.size());
    List<JavaClass> result = new ArrayList<JavaClass>(classes.size());

    for (JavaClass javaClass : classes) {
      FqName fqName = javaClass.getFqName();
      if (fqName != null && addedQualifiedNames.add(fqName)) {
        result.add(javaClass);
      }
    }

    return result;
  }
  @Test
  public void shouldLookForClassesInTargetDirectories() throws Exception {
    newDir = new File("tempClassDir");
    List<File> buildPaths = asList(newDir);
    ClasspathProvider classpath =
        new StandaloneClasspath(
            buildPaths,
            FakeEnvironments.systemClasspath() + pathSeparator + newDir.getAbsolutePath());

    String classname = "org.fakeco.Foobar";
    createClass(classname);

    builder = new JavaClassBuilder(classpath);
    JavaClass javaClass = builder.createClass(classname);
    assertEquals(classname, javaClass.getName());
    assertFalse(javaClass.isATest());
  }
Exemplo n.º 12
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  protected void checkClass(JavaClass c) {
    enclosingScopes.push(c);

    for (Decl d : c.declarations()) {
      checkDeclaration(d);
    }

    enclosingScopes.pop();
  }
Exemplo n.º 13
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  /**
   * Constructor is only used by following two factory methods: getTemplate for the dispatch of the
   * creation with newClassInfo
   *
   * @param clazz
   * @param ai
   */
  private JopClassInfo(JavaClass clazz, OldAppInfo ai) {
    super(clazz, ai);
    methodsAddress = 0;
    cpoolAddress = 0;
    instSize = 0;
    instGCinfo = 0;
    cpoolUsed = new LinkedList<Integer>();

    // the template class info is created with a null pointer
    if (clazz != null) {
      if (clazz.getClassName().equals(JOPizer.stringClass)) {
        StringInfo.cli = this;
      }
      if (clazz.getClassName().equals(JOPizer.objectClass)) {
        nrObjMethods = clazz.getMethods().length;
      }
    }
  }
Exemplo n.º 14
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  /**
   * Dumps the contents of the specified class to the specified directory. The file is named
   * dump_dir/[class].bcel. It contains a synopsis of the fields and methods followed by the jvm
   * code for each method.
   *
   * @param jc javaclass to dump
   * @param dump_dir directory in which to write the file
   */
  public static void dump(JavaClass jc, File dump_dir) {

    try {
      dump_dir.mkdir();
      File path = new File(dump_dir, jc.getClassName() + ".bcel");
      PrintStream p = new PrintStream(path);

      // Print the class, super class and interfaces
      p.printf("class %s extends %s\n", jc.getClassName(), jc.getSuperclassName());
      String[] inames = jc.getInterfaceNames();
      if ((inames != null) && (inames.length > 0)) {
        p.printf("   ");
        for (String iname : inames) p.printf("implements %s ", iname);
        p.printf("\n");
      }

      // Print each field
      p.printf("\nFields\n");
      for (Field f : jc.getFields()) p.printf("  %s\n", f);

      // Print the signature of each method
      p.printf("\nMethods\n");
      for (Method m : jc.getMethods()) p.printf("  %s\n", m);

      // If this is not an interface, print the code for each method
      if (!jc.isInterface()) {
        for (Method m : jc.getMethods()) {
          p.printf("\nMethod %s\n", m);
          Code code = m.getCode();
          if (code != null) p.printf("  %s\n", code.toString().replace("\n", "\n  "));
        }
      }

      // Print the details of the constant pool.
      p.printf("Constant Pool:\n");
      ConstantPool cp = jc.getConstantPool();
      Constant[] constants = cp.getConstantPool();
      for (int ii = 0; ii < constants.length; ii++) {
        p.printf("  %d %s\n", ii, constants[ii]);
      }

      p.close();

    } catch (Exception e) {
      throw new Error("Unexpected error dumping javaclass", e);
    }
  }
Exemplo n.º 15
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 private void doExposePageLoadMethod(JavaClass jc) {
   boolean hitOne = false;
   for (Iterator itr = jc.findMethodsByName("Page_Load").iterator(); itr.hasNext(); ) {
     JavaMethod jm = (JavaMethod) itr.next();
     jm.addModifier(JavaKeywords.J_PUBLIC);
     hitOne = true;
   }
   if (!hitOne) {
     throw new RuntimeException(jc + " is a form class, but has no Page_Load method...");
   }
 }
Exemplo n.º 16
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  private static boolean hasStaticMembers(@NotNull JavaClass javaClass) {
    for (JavaMethod method : javaClass.getMethods()) {
      if (method.isStatic() && !shouldBeInEnumClassObject(method)) {
        return true;
      }
    }

    for (JavaField field : javaClass.getFields()) {
      if (field.isStatic() && !field.isEnumEntry()) {
        return true;
      }
    }

    for (JavaClass nestedClass : javaClass.getInnerClasses()) {
      if (SingleAbstractMethodUtils.isSamInterface(nestedClass)) {
        return true;
      }
      if (nestedClass.isStatic() && hasStaticMembers(nestedClass)) {
        return true;
      }
    }

    return false;
  }
Exemplo n.º 17
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 public static boolean importPackage(String name) {
   CTX ctx = LocalCtx.get();
   // package ?
   try {
     Class<?> c = Class.forName(name + ".package-info");
     KonohaPackageAnnotation an = c.getAnnotation(KonohaPackageAnnotation.class);
     if (an != null) {
       KonohaPackageInitializer kp = an.getInitClass().newInstance();
       kp.init(ctx, ctx.ks);
       return true;
     }
   } catch (Exception e) {
   }
   // class ?
   try {
     Class<?> c = Class.forName(name);
     ctx.ks.cl.put(c.getSimpleName(), JavaClass.create(c));
     return true;
   } catch (ClassNotFoundException e) {
     e.printStackTrace();
     return false;
   }
 }
Exemplo n.º 18
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 public static boolean isCompiledKotlinClass(@NotNull JavaClass javaClass) {
   if (javaClass.getOriginKind() == JavaClass.OriginKind.COMPILED) {
     return javaClass.findAnnotation(JvmAnnotationNames.KOTLIN_CLASS) != null;
   }
   return false;
 }
Exemplo n.º 19
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  /**
   * Adds all the constants found in the given class into the given ConstantSet, and returns it.
   *
   * @see #getConstants(String)
   */
  public static ConstantSet getConstants(String classname, ConstantSet result) {

    ClassParser cp;
    JavaClass jc;
    try {
      String classfileBase = classname.replace('.', '/');
      InputStream is = ClassPath.SYSTEM_CLASS_PATH.getInputStream(classfileBase, ".class");
      cp = new ClassParser(is, classname);
      jc = cp.parse();
    } catch (java.io.IOException e) {
      throw new Error("IOException while reading '" + classname + "': " + e.getMessage());
    }
    result.classname = jc.getClassName();

    // Get all of the constants from the pool
    ConstantPool constant_pool = jc.getConstantPool();
    for (Constant c : constant_pool.getConstantPool()) {
      // System.out.printf ("*Constant = %s%n", c);
      if (c == null
          || c instanceof ConstantClass
          || c instanceof ConstantFieldref
          || c instanceof ConstantInterfaceMethodref
          || c instanceof ConstantMethodref
          || c instanceof ConstantNameAndType
          || c instanceof ConstantUtf8) {
        continue;
      }
      if (c instanceof ConstantString) {
        result.strings.add((String) ((ConstantString) c).getConstantValue(constant_pool));
      } else if (c instanceof ConstantDouble) {
        result.doubles.add((Double) ((ConstantDouble) c).getConstantValue(constant_pool));
      } else if (c instanceof ConstantFloat) {
        result.floats.add((Float) ((ConstantFloat) c).getConstantValue(constant_pool));
      } else if (c instanceof ConstantInteger) {
        result.ints.add((Integer) ((ConstantInteger) c).getConstantValue(constant_pool));
      } else if (c instanceof ConstantLong) {
        result.longs.add((Long) ((ConstantLong) c).getConstantValue(constant_pool));
      } else {
        throw new RuntimeException("Unrecognized constant of type " + c.getClass() + ": " + c);
      }
    }

    ClassGen gen = new ClassGen(jc);
    ConstantPoolGen pool = gen.getConstantPool();

    // Process the code in each method looking for literals
    for (Method m : jc.getMethods()) {
      MethodGen mg = new MethodGen(m, jc.getClassName(), pool);
      InstructionList il = mg.getInstructionList();
      if (il == null) {
        // System.out.println("No instructions for " + mg);
      } else {
        for (Instruction inst : il.getInstructions()) {
          switch (inst.getOpcode()) {

              // Compare two objects, no literals
            case Constants.IF_ACMPEQ:
            case Constants.IF_ACMPNE:
              break;

              // These instructions compare the integer on the top of the stack
              // to zero.  There are no literals here (except 0)
            case Constants.IFEQ:
            case Constants.IFNE:
            case Constants.IFLT:
            case Constants.IFGE:
            case Constants.IFGT:
            case Constants.IFLE:
              {
                break;
              }

              // Instanceof pushes either 0 or 1 on the stack depending on whether
              // the object on top of stack is of the specified type.
              // If were interested in class literals, this would be interesting
            case Constants.INSTANCEOF:
              break;

              // Duplicates the item on the top of stack.  No literal.
            case Constants.DUP:
              {
                break;
              }

              // Duplicates the item on the top of the stack and inserts it 2
              // values down in the stack.  No literals
            case Constants.DUP_X1:
              {
                break;
              }

              // Duplicates either the top 2 category 1 values or a single
              // category 2 value and inserts it 2 or 3 values down on the
              // stack.
            case Constants.DUP2_X1:
              {
                break;
              }

              // Duplicate either one category 2 value or two category 1 values.
            case Constants.DUP2:
              {
                break;
              }

              // Dup the category 1 value on the top of the stack and insert it either
              // two or three values down on the stack.
            case Constants.DUP_X2:
              {
                break;
              }

            case Constants.DUP2_X2:
              {
                break;
              }

              // Pop instructions discard the top of the stack.
            case Constants.POP:
              {
                break;
              }

              // Pops either the top 2 category 1 values or a single category 2 value
              // from the top of the stack.
            case Constants.POP2:
              {
                break;
              }

              // Swaps the two category 1 types on the top of the stack.
            case Constants.SWAP:
              {
                break;
              }

              // Compares two integers on the stack
            case Constants.IF_ICMPEQ:
            case Constants.IF_ICMPGE:
            case Constants.IF_ICMPGT:
            case Constants.IF_ICMPLE:
            case Constants.IF_ICMPLT:
            case Constants.IF_ICMPNE:
              {
                break;
              }

              // Get the value of a field
            case Constants.GETFIELD:
              {
                break;
              }

              // stores the top of stack into a field
            case Constants.PUTFIELD:
              {
                break;
              }

              // Pushes the value of a static field on the stack
            case Constants.GETSTATIC:
              {
                break;
              }

              // Pops a value off of the stack into a static field
            case Constants.PUTSTATIC:
              {
                break;
              }

              // pushes a local onto the stack
            case Constants.DLOAD:
            case Constants.DLOAD_0:
            case Constants.DLOAD_1:
            case Constants.DLOAD_2:
            case Constants.DLOAD_3:
            case Constants.FLOAD:
            case Constants.FLOAD_0:
            case Constants.FLOAD_1:
            case Constants.FLOAD_2:
            case Constants.FLOAD_3:
            case Constants.ILOAD:
            case Constants.ILOAD_0:
            case Constants.ILOAD_1:
            case Constants.ILOAD_2:
            case Constants.ILOAD_3:
            case Constants.LLOAD:
            case Constants.LLOAD_0:
            case Constants.LLOAD_1:
            case Constants.LLOAD_2:
            case Constants.LLOAD_3:
              {
                break;
              }

              // Pops a value off of the stack into a local
            case Constants.DSTORE:
            case Constants.DSTORE_0:
            case Constants.DSTORE_1:
            case Constants.DSTORE_2:
            case Constants.DSTORE_3:
            case Constants.FSTORE:
            case Constants.FSTORE_0:
            case Constants.FSTORE_1:
            case Constants.FSTORE_2:
            case Constants.FSTORE_3:
            case Constants.ISTORE:
            case Constants.ISTORE_0:
            case Constants.ISTORE_1:
            case Constants.ISTORE_2:
            case Constants.ISTORE_3:
            case Constants.LSTORE:
            case Constants.LSTORE_0:
            case Constants.LSTORE_1:
            case Constants.LSTORE_2:
            case Constants.LSTORE_3:
              {
                break;
              }

              // Push a value from the runtime constant pool.  We'll get these
              // values when processing the constant pool itself
            case Constants.LDC:
            case Constants.LDC_W:
            case Constants.LDC2_W:
              {
                break;
              }

              // Push the length of an array on the stack
            case Constants.ARRAYLENGTH:
              {
                break;
              }

              // Push small constants (-1..5) on the stack.  These literals are
              // too common to bother mentioning
            case Constants.DCONST_0:
            case Constants.DCONST_1:
            case Constants.FCONST_0:
            case Constants.FCONST_1:
            case Constants.FCONST_2:
            case Constants.ICONST_0:
            case Constants.ICONST_1:
            case Constants.ICONST_2:
            case Constants.ICONST_3:
            case Constants.ICONST_4:
            case Constants.ICONST_5:
            case Constants.ICONST_M1:
            case Constants.LCONST_0:
            case Constants.LCONST_1:
              {
                break;
              }

            case Constants.BIPUSH:
            case Constants.SIPUSH:
              {
                ConstantPushInstruction cpi = (ConstantPushInstruction) inst;
                result.ints.add((Integer) cpi.getValue());
                break;
              }

              // Primitive Binary operators.
            case Constants.DADD:
            case Constants.DCMPG:
            case Constants.DCMPL:
            case Constants.DDIV:
            case Constants.DMUL:
            case Constants.DREM:
            case Constants.DSUB:
            case Constants.FADD:
            case Constants.FCMPG:
            case Constants.FCMPL:
            case Constants.FDIV:
            case Constants.FMUL:
            case Constants.FREM:
            case Constants.FSUB:
            case Constants.IADD:
            case Constants.IAND:
            case Constants.IDIV:
            case Constants.IMUL:
            case Constants.IOR:
            case Constants.IREM:
            case Constants.ISHL:
            case Constants.ISHR:
            case Constants.ISUB:
            case Constants.IUSHR:
            case Constants.IXOR:
            case Constants.LADD:
            case Constants.LAND:
            case Constants.LCMP:
            case Constants.LDIV:
            case Constants.LMUL:
            case Constants.LOR:
            case Constants.LREM:
            case Constants.LSHL:
            case Constants.LSHR:
            case Constants.LSUB:
            case Constants.LUSHR:
            case Constants.LXOR:
              break;

            case Constants.LOOKUPSWITCH:
            case Constants.TABLESWITCH:
              break;

            case Constants.ANEWARRAY:
            case Constants.NEWARRAY:
              {
                break;
              }

            case Constants.MULTIANEWARRAY:
              {
                break;
              }

              // push the value at an index in an array
            case Constants.AALOAD:
            case Constants.BALOAD:
            case Constants.CALOAD:
            case Constants.DALOAD:
            case Constants.FALOAD:
            case Constants.IALOAD:
            case Constants.LALOAD:
            case Constants.SALOAD:
              {
                break;
              }

              // Pop the top of stack into an array location
            case Constants.AASTORE:
            case Constants.BASTORE:
            case Constants.CASTORE:
            case Constants.DASTORE:
            case Constants.FASTORE:
            case Constants.IASTORE:
            case Constants.LASTORE:
            case Constants.SASTORE:
              break;

            case Constants.ARETURN:
            case Constants.DRETURN:
            case Constants.FRETURN:
            case Constants.IRETURN:
            case Constants.LRETURN:
            case Constants.RETURN:
              {
                break;
              }

              // subroutine calls.
            case Constants.INVOKESTATIC:
            case Constants.INVOKEVIRTUAL:
            case Constants.INVOKESPECIAL:
            case Constants.INVOKEINTERFACE:
              break;

              // Throws an exception.
            case Constants.ATHROW:
              break;

              // Opcodes that don't need any modifications.  Here for reference
            case Constants.ACONST_NULL:
            case Constants.ALOAD:
            case Constants.ALOAD_0:
            case Constants.ALOAD_1:
            case Constants.ALOAD_2:
            case Constants.ALOAD_3:
            case Constants.ASTORE:
            case Constants.ASTORE_0:
            case Constants.ASTORE_1:
            case Constants.ASTORE_2:
            case Constants.ASTORE_3:
            case Constants.CHECKCAST:
            case Constants.D2F: // double to float
            case Constants.D2I: // double to integer
            case Constants.D2L: // double to long
            case Constants.DNEG: // Negate double on top of stack
            case Constants.F2D: // float to double
            case Constants.F2I: // float to integer
            case Constants.F2L: // float to long
            case Constants.FNEG: // Negate float on top of stack
            case Constants.GOTO:
            case Constants.GOTO_W:
            case Constants.I2B: // integer to byte
            case Constants.I2C: // integer to char
            case Constants.I2D: // integer to double
            case Constants.I2F: // integer to float
            case Constants.I2L: // integer to long
            case Constants.I2S: // integer to short
            case Constants.IFNONNULL:
            case Constants.IFNULL:
            case Constants.IINC: // increment local variable by a constant
            case Constants.INEG: // negate integer on top of stack
            case Constants.JSR: // pushes return address on the stack,
            case Constants.JSR_W:
            case Constants.L2D: // long to double
            case Constants.L2F: // long to float
            case Constants.L2I: // long to int
            case Constants.LNEG: // negate long on top of stack
            case Constants.MONITORENTER:
            case Constants.MONITOREXIT:
            case Constants.NEW:
            case Constants.NOP:
            case Constants.RET: // this is the internal JSR return
              break;

              // Make sure we didn't miss anything
            default:
              throw new Error("instruction " + inst + " unsupported");
          }
        }
      }
    }
    return result;
  }
Exemplo n.º 20
0
  /**
   * Given another class, return a transformed version of the class which replaces specified calls
   * with alternative static implementations
   */
  public byte[] transform(
      ClassLoader loader,
      String className,
      Class<?> classBeingRedefined,
      ProtectionDomain protectionDomain,
      byte[] classfileBuffer)
      throws IllegalClassFormatException {

    // debug = className.equals ("chicory/Test");

    String fullClassName = className.replace("/", ".");

    debug_transform.log("In Transform: class = %s%n", className);

    // Don't instrument boot classes.  We only want to instrument
    // user classes classpath.
    // Most boot classes have the null loader,
    // but some generated classes (such as those in sun.reflect) will
    // have a non-null loader.  Some of these have a null parent loader,
    // but some do not.  The check for the sun.reflect package is a hack
    // to catch all of these.  A more consistent mechanism to determine
    // boot classes would be preferrable.
    if (loader == null) {
      debug_transform.log("ignoring system class %s, class loader == null", fullClassName);
      return (null);
    } else if (loader.getParent() == null) {
      debug_transform.log("ignoring system class %s, parent loader == null\n", fullClassName);
      return (null);
    } else if (fullClassName.startsWith("sun.reflect")) {
      debug_transform.log("ignoring system class %s, in sun.reflect package", fullClassName);
      return (null);
    } else if (fullClassName.startsWith("com.sun")) {
      System.out.printf("Class from com.sun package %s with nonnull loaders\n", fullClassName);
    }

    // Don't intrument our code
    if (className.startsWith("randoop.")) {
      debug_transform.log("Not considering randoop class %s%n", fullClassName);
      return (null);
    }

    // Look for match with specified regular expressions for class
    method_map = null;
    debug_class = false;
    for (MethodMapInfo mmi : map_list) {
      if (mmi.class_regex.matcher(className).matches()) {
        if (false && className.startsWith("RandoopTest")) debug_class = true;
        if (debug_class)
          System.out.printf("Classname %s matches re %s%n", className, mmi.class_regex);
        method_map = mmi.map;
        break;
      }
    }
    if (method_map == null) return null;

    debug_transform.log(
        "transforming class %s, loader %s - %s%n", className, loader, loader.getParent());

    // Parse the bytes of the classfile, die on any errors
    JavaClass c = null;
    ClassParser parser = new ClassParser(new ByteArrayInputStream(classfileBuffer), className);
    try {
      c = parser.parse();
    } catch (Exception e) {
      throw new RuntimeException("Unexpected error", e);
    }

    try {
      // Get the class information
      ClassGen cg = new ClassGen(c);
      ifact = new InstructionFactory(cg);

      map_calls(cg, className, loader);

      JavaClass njc = cg.getJavaClass();
      if (debug) njc.dump("/tmp/ret/" + njc.getClassName() + ".class");

      if (true) {
        return (cg.getJavaClass().getBytes());
      } else {
        debug_transform.log("not including class %s (filtered out)", className);
        return null;
      }

    } catch (Throwable e) {
      out.format("Unexpected error %s in transform", e);
      e.printStackTrace();
      return (null);
    }
  }
  @Test
  public void shouldFindDependenciesInSamePackage() {
    JavaClass javaClass = builder.createClass(FakeTree.class.getName());

    assertThat(javaClass.getImports()).contains(FakeDependency.class.getName());
  }