code: /**
   * This file is part of Eclipse Steady.
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   *
   * SPDX-License-Identifier: Apache-2.0
   * SPDX-FileCopyrightText: Copyright (c) 2018-2020 SAP SE or an SAP affiliate company and Eclipse Steady contributors
   */
  package org.eclipse.steady.cia.dependencyfinder;
  
  import java.util.Collection;
  import java.util.Iterator;
  import java.util.TreeSet;
  
  import com.jeantessier.classreader.Annotation;
  import com.jeantessier.classreader.AnnotationDefault_attribute;
  import com.jeantessier.classreader.AnnotationElementValue;
  import com.jeantessier.classreader.ArrayElementValue;
  import com.jeantessier.classreader.BooleanConstantElementValue;
  import com.jeantessier.classreader.ByteConstantElementValue;
  import com.jeantessier.classreader.CharConstantElementValue;
  import com.jeantessier.classreader.ClassElementValue;
  import com.jeantessier.classreader.Class_info;
  import com.jeantessier.classreader.Classfile;
  import com.jeantessier.classreader.Code_attribute;
  import com.jeantessier.classreader.ConstantPool;
  import com.jeantessier.classreader.ConstantValue_attribute;
  import com.jeantessier.classreader.Custom_attribute;
  import com.jeantessier.classreader.Deprecated_attribute;
  import com.jeantessier.classreader.DoubleConstantElementValue;
  import com.jeantessier.classreader.Double_info;
  import com.jeantessier.classreader.ElementValuePair;
  import com.jeantessier.classreader.EnclosingMethod_attribute;
  import com.jeantessier.classreader.EnumElementValue;
  import com.jeantessier.classreader.ExceptionHandler;
  import com.jeantessier.classreader.Exceptions_attribute;
  import com.jeantessier.classreader.FieldRef_info;
  import com.jeantessier.classreader.Field_info;
  import com.jeantessier.classreader.FloatConstantElementValue;
  import com.jeantessier.classreader.Float_info;
  import com.jeantessier.classreader.InnerClass;
  import com.jeantessier.classreader.InnerClasses_attribute;
  import com.jeantessier.classreader.Instruction;
  import com.jeantessier.classreader.IntegerConstantElementValue;
  import com.jeantessier.classreader.Integer_info;
  import com.jeantessier.classreader.InterfaceMethodRef_info;
  import com.jeantessier.classreader.InvokeDynamic_info;
  import com.jeantessier.classreader.LineNumber;
  import com.jeantessier.classreader.LineNumberTable_attribute;
  import com.jeantessier.classreader.LocalVariable;
  import com.jeantessier.classreader.LocalVariableTable_attribute;
  import com.jeantessier.classreader.LocalVariableType;
  import com.jeantessier.classreader.LocalVariableTypeTable_attribute;
  import com.jeantessier.classreader.LongConstantElementValue;
  import com.jeantessier.classreader.Long_info;
  import com.jeantessier.classreader.MethodHandle_info;
  import com.jeantessier.classreader.MethodRef_info;
  import com.jeantessier.classreader.MethodType_info;
  import com.jeantessier.classreader.Method_info;
  import com.jeantessier.classreader.NameAndType_info;
  import com.jeantessier.classreader.Parameter;
  import com.jeantessier.classreader.RuntimeInvisibleAnnotations_attribute;
  import com.jeantessier.classreader.RuntimeInvisibleParameterAnnotations_attribute;
  import com.jeantessier.classreader.RuntimeVisibleAnnotations_attribute;
  import com.jeantessier.classreader.RuntimeVisibleParameterAnnotations_attribute;
  import com.jeantessier.classreader.ShortConstantElementValue;
  import com.jeantessier.classreader.Signature_attribute;
  import com.jeantessier.classreader.SourceDebugExtension_attribute;
  import com.jeantessier.classreader.SourceFile_attribute;
  import com.jeantessier.classreader.StringConstantElementValue;
  import com.jeantessier.classreader.String_info;
  import com.jeantessier.classreader.Synthetic_attribute;
  import com.jeantessier.classreader.UTF8_info;
  import com.jeantessier.diff.ClassDifferences;
  import com.jeantessier.diff.CodeDifferences;
  import com.jeantessier.diff.ConstructorDifferences;
  import com.jeantessier.diff.Differences;
  import com.jeantessier.diff.FeatureDifferences;
  import com.jeantessier.diff.FieldDifferences;
  import com.jeantessier.diff.InterfaceDifferences;
  import com.jeantessier.diff.MethodDifferences;
  import com.jeantessier.diff.VisitorBase;
  
  import org.eclipse.steady.shared.enums.ConstructType;
  import org.eclipse.steady.shared.enums.ProgrammingLanguage;
  import org.eclipse.steady.shared.json.model.ConstructId;
  import org.eclipse.steady.shared.json.model.diff.ClassDiffResult;
  import org.eclipse.steady.shared.json.model.diff.ClassModification;
  
  /**
   * Visits all kinds of changes and creates instances of the classes contained in
   * package {@link org.eclipse.steady.shared.json.model}. Inspired from
   * {@link com.jeantessier.diff.ClassReport}.
   */
  public class ClassDiffVisitor extends VisitorBase implements com.jeantessier.classreader.Visitor {
  
    private ClassDiffResult classDiffResult;
  
    // private ClassDifferences differences;
  
    // private Collection<FeatureDifferences> removedFields = new TreeSet<FeatureDifferences>();
    private Collection<FeatureDifferences> removedConstructors = new TreeSet<FeatureDifferences>();
    private Collection<FeatureDifferences> removedMethods = new TreeSet<FeatureDifferences>();
  
    // private Collection<FeatureDifferences> deprecatedFields = new TreeSet<FeatureDifferences>();
    private Collection<FeatureDifferences> deprecatedConstructors = new TreeSet<FeatureDifferences>();
    private Collection<FeatureDifferences> deprecatedMethods = new TreeSet<FeatureDifferences>();
  
    // private Collection<FieldDifferences> modifiedFields = new TreeSet<FieldDifferences>();
    private Collection<CodeDifferences> modifiedConstructors = new TreeSet<CodeDifferences>();
    private Collection<CodeDifferences> modifiedMethods = new TreeSet<CodeDifferences>();
  
    // private Collection<FeatureDifferences> undeprecatedFields = new TreeSet<FeatureDifferences>();
    private Collection<FeatureDifferences> undeprecatedConstructors =
        new TreeSet<FeatureDifferences>();
    private Collection<FeatureDifferences> undeprecatedMethods = new TreeSet<FeatureDifferences>();
  
    // private Collection<FeatureDifferences> newFields = new TreeSet<FeatureDifferences>();
    private Collection<FeatureDifferences> newConstructors = new TreeSet<FeatureDifferences>();
    private Collection<FeatureDifferences> newMethods = new TreeSet<FeatureDifferences>();
  
    /**
     * <p>Constructor for ClassDiffVisitor.</p>
     *
     * @param _c a {@link org.eclipse.steady.shared.json.model.ConstructId} object.
     */
    public ClassDiffVisitor(org.eclipse.steady.shared.json.model.ConstructId _c) {
      this.classDiffResult = new ClassDiffResult();
      this.classDiffResult.setClazz(_c);
    }
  
    private org.eclipse.steady.shared.json.model.ConstructId getMethod(Method_info _mi) {
      org.eclipse.steady.shared.json.model.ConstructId m =
          new org.eclipse.steady.shared.json.model.ConstructId();
  
      m.setQname(_mi.getFullSignature());
  
      if (_mi.isPublic()) m.addAttribute("visibility", "public");
      else if (_mi.isProtected()) m.addAttribute("visibility", "protected");
      else if (_mi.isPackage()) m.addAttribute("visibility", "package");
      else if (_mi.isPrivate()) m.addAttribute("visibility", "private");
  
      m.addAttribute("static", _mi.isStatic());
      m.addAttribute("final", _mi.isFinal());
      m.addAttribute("synchronized", _mi.isSynchronized());
      m.addAttribute("native", _mi.isNative());
      m.addAttribute("abstract", _mi.isAbstract());
      m.addAttribute("strict", _mi.isStrict());
      m.addAttribute("synthetic", _mi.isSynthetic());
  
      if (_mi.isDeprecated())
        m.addRelates(
            "annotation",
            new ConstructId(ProgrammingLanguage.JAVA, ConstructType.INTF, "java.lang.Deprecated"));
  
      if (_mi.getName().equals("<init>")) {
        m.setType(ConstructType.CONS);
      } else if (_mi.getName().equals("<clinit>")) {
        m.setType(ConstructType.INIT);
      } else {
        m.setType(ConstructType.METH);
        // TODO: Can be of type CLAS or INTF
        m.addRelates(
            "returns",
            new ConstructId(ProgrammingLanguage.JAVA, ConstructType.CLAS, _mi.getReturnType()));
      }
  
      Iterator i = _mi.getExceptions().iterator();
      while (i.hasNext()) {
        // TODO: Can be of type CLAS or INTF
        m.addRelates(
            "throws",
            new ConstructId(ProgrammingLanguage.JAVA, ConstructType.CLAS, i.next().toString()));
      }
  
      return m;
    }
  
    /** {@inheritDoc} */
    public void visitClassDifferences(ClassDifferences differences) {
      // this.differences = differences;
  
      for (Differences featureDifference : differences.getFeatureDifferences()) {
        featureDifference.accept(this);
      }
    }
  
    /** {@inheritDoc} */
    public void visitInterfaceDifferences(InterfaceDifferences differences) {
      // this.differences = differences;
  
      for (Differences featureDifference : differences.getFeatureDifferences()) {
        featureDifference.accept(this);
      }
    }
  
    /** {@inheritDoc} */
    public void visitFieldDifferences(FieldDifferences differences) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitConstructorDifferences(ConstructorDifferences differences) {
      if (differences.isRemoved()) {
        removedConstructors.add(differences);
      }
  
      if (differences.isModified()) {
        modifiedConstructors.add(differences);
      }
  
      if (differences.isNew()) {
        newConstructors.add(differences);
      }
  
      if (isDeprecated()) {
        deprecatedConstructors.add(differences);
      }
  
      if (isUndeprecated()) {
        undeprecatedConstructors.add(differences);
      }
    }
  
    /** {@inheritDoc} */
    public void visitMethodDifferences(MethodDifferences differences) {
      if (differences.isRemoved()) {
        removedMethods.add(differences);
      }
  
      if (differences.isModified()) {
        modifiedMethods.add(differences);
      }
  
      if (differences.isNew()) {
        newMethods.add(differences);
      }
  
      if (isDeprecated()) {
        deprecatedMethods.add(differences);
      }
  
      if (isUndeprecated()) {
        undeprecatedMethods.add(differences);
      }
    }
  
    /** {@inheritDoc} */
    public void visitClassfiles(Collection<Classfile> classfiles) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitClassfile(Classfile classfile) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitConstantPool(ConstantPool constantPool) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitClass_info(Class_info entry) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitFieldRef_info(FieldRef_info entry) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitMethodRef_info(MethodRef_info entry) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitInterfaceMethodRef_info(InterfaceMethodRef_info entry) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitString_info(String_info entry) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitInteger_info(Integer_info entry) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitFloat_info(Float_info entry) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitLong_info(Long_info entry) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitDouble_info(Double_info entry) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitNameAndType_info(NameAndType_info entry) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitUTF8_info(UTF8_info entry) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitMethodHandle_info(MethodHandle_info entry) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitMethodType_info(MethodType_info entry) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitInvokeDynamic_info(InvokeDynamic_info entry) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitField_info(Field_info entry) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitMethod_info(Method_info entry) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitConstantValue_attribute(ConstantValue_attribute attribute) {
      attribute.getRawValue().accept(this);
    }
  
    /** {@inheritDoc} */
    public void visitCode_attribute(Code_attribute attribute) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitExceptions_attribute(Exceptions_attribute attribute) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitInnerClasses_attribute(InnerClasses_attribute attribute) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitEnclosingMethod_attribute(EnclosingMethod_attribute attribute) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitSynthetic_attribute(Synthetic_attribute attribute) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitSignature_attribute(Signature_attribute attribute) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitSourceFile_attribute(SourceFile_attribute attribute) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitSourceDebugExtension_attribute(SourceDebugExtension_attribute attribute) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitLineNumberTable_attribute(LineNumberTable_attribute attribute) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitLocalVariableTable_attribute(LocalVariableTable_attribute attribute) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitLocalVariableTypeTable_attribute(LocalVariableTypeTable_attribute attribute) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitDeprecated_attribute(Deprecated_attribute attribute) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitRuntimeVisibleAnnotations_attribute(
        RuntimeVisibleAnnotations_attribute attribute) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitRuntimeInvisibleAnnotations_attribute(
        RuntimeInvisibleAnnotations_attribute attribute) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitRuntimeVisibleParameterAnnotations_attribute(
        RuntimeVisibleParameterAnnotations_attribute attribute) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitRuntimeInvisibleParameterAnnotations_attribute(
        RuntimeInvisibleParameterAnnotations_attribute attribute) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitAnnotationDefault_attribute(AnnotationDefault_attribute attribute) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitCustom_attribute(Custom_attribute attribute) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitInstruction(Instruction instruction) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitExceptionHandler(ExceptionHandler helper) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitInnerClass(InnerClass helper) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitLineNumber(LineNumber helper) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitLocalVariable(LocalVariable helper) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitLocalVariableType(LocalVariableType helper) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitParameter(Parameter helper) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitAnnotation(Annotation helper) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitElementValuePair(ElementValuePair helper) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitByteConstantElementValue(ByteConstantElementValue helper) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitCharConstantElementValue(CharConstantElementValue helper) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitDoubleConstantElementValue(DoubleConstantElementValue helper) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitFloatConstantElementValue(FloatConstantElementValue helper) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitIntegerConstantElementValue(IntegerConstantElementValue helper) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitLongConstantElementValue(LongConstantElementValue helper) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitShortConstantElementValue(ShortConstantElementValue helper) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitBooleanConstantElementValue(BooleanConstantElementValue helper) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitStringConstantElementValue(StringConstantElementValue helper) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitEnumElementValue(EnumElementValue helper) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitClassElementValue(ClassElementValue helper) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitAnnotationElementValue(AnnotationElementValue helper) {
      // Do nothing
    }
  
    /** {@inheritDoc} */
    public void visitArrayElementValue(ArrayElementValue helper) {
      // Do nothing
    }
  
    /**
     * <p>Getter for the field <code>classDiffResult</code>.</p>
     *
     * @return a {@link org.eclipse.steady.shared.json.model.diff.ClassDiffResult} object.
     */
    public ClassDiffResult getClassDiffResult() {
  
      if (removedConstructors.size() != 0) {
        for (FeatureDifferences fd : removedConstructors) {
          // indent().append("<declaration").append(breakdownDeclaration((Method_info)
          // fd.getOldFeature())).append(fd.isInherited() ? " inherited=\"yes\"" :
          // "").append(">").append(fd.getOldDeclaration()).append("</declaration>").eol();
          this.classDiffResult.addRemovedContructor(this.getMethod((Method_info) fd.getOldFeature()));
        }
      }
  
      if (removedMethods.size() != 0) {
        for (FeatureDifferences fd : removedMethods) {
          // indent().append("<declaration").append(breakdownDeclaration((Method_info)
          // fd.getOldFeature())).append(fd.isInherited() ? " inherited=\"yes\"" :
          // "").append(">").append(fd.getOldDeclaration()).append("</declaration>").eol();
          this.classDiffResult.addRemovedMethod(this.getMethod((Method_info) fd.getOldFeature()));
        }
      }
  
      if (deprecatedConstructors.size() != 0) {
        for (FeatureDifferences fd : deprecatedConstructors) {
          // indent().append("<declaration").append(breakdownDeclaration((Method_info)
          // fd.getNewFeature())).append(">").append(fd.getOldDeclaration()).append("</declaration>").eol();
          this.classDiffResult.addDeprecatedContructor(
              this.getMethod((Method_info) fd.getNewFeature()));
        }
      }
  
      if (deprecatedMethods.size() != 0) {
        for (FeatureDifferences fd : deprecatedMethods) {
          // indent().append("<declaration").append(breakdownDeclaration((Method_info)
          // fd.getNewFeature())).append(">").append(fd.getOldDeclaration()).append("</declaration>").eol();
          this.classDiffResult.addDeprecatedMethod(this.getMethod((Method_info) fd.getNewFeature()));
        }
      }
  
      if (modifiedConstructors.size() != 0) {
        for (CodeDifferences cd : modifiedConstructors) {
          ClassModification mod = new ClassModification();
          mod.setNewConstruct(this.getMethod((Method_info) cd.getNewFeature()));
          if (!cd.getOldDeclaration().equals(cd.getNewDeclaration())) {
            // indent().append("<old-declaration").append(breakdownDeclaration((Method_info)
            // cd.getOldFeature())).append(">").append(cd.getOldDeclaration()).append("</old-declaration>").eol();
            // indent().append("<new-declaration").append(breakdownDeclaration((Method_info)
            // cd.getNewFeature())).append(">").append(cd.getNewDeclaration()).append("</new-declaration>").eol();
            mod.setDeclarationChanged(true);
            mod.setOldConstruct(this.getMethod((Method_info) cd.getOldFeature()));
          }
          if (cd.isCodeDifference()) {
            // indent().append("<modified-code").append(breakdownDeclaration((Method_info)
            // cd.getNewFeature())).append(">").append(cd.getNewDeclaration()).append("</modified-code>").eol();
            mod.setBodyChanged(cd.isCodeDifference());
          }
          this.classDiffResult.addModifiedContructor(mod);
        }
      }
  
      if (modifiedMethods.size() != 0) {
        for (CodeDifferences md : modifiedMethods) {
          ClassModification mod = new ClassModification();
          mod.setNewConstruct(this.getMethod((Method_info) md.getNewFeature()));
          if (!md.getOldDeclaration().equals(md.getNewDeclaration())) {
            // indent().append("<old-declaration").append(breakdownDeclaration((Method_info)
            // md.getOldFeature())).append(">").append(md.getOldDeclaration()).append("</old-declaration>").eol();
            // indent().append("<new-declaration").append(breakdownDeclaration((Method_info)
            // md.getNewFeature())).append(">").append(md.getNewDeclaration()).append("</new-declaration>").eol();
            mod.setDeclarationChanged(true);
            mod.setOldConstruct(this.getMethod((Method_info) md.getOldFeature()));
          }
          if (md.isCodeDifference()) {
            // indent().append("<modified-code").append(breakdownDeclaration((Method_info)
            // md.getNewFeature())).append(">").append(md.getNewDeclaration()).append("</modified-code>").eol();
            mod.setBodyChanged(md.isCodeDifference());
          }
          this.classDiffResult.addModifiedMethod(mod);
        }
      }
  
      if (undeprecatedConstructors.size() != 0) {
        for (FeatureDifferences fd : undeprecatedConstructors) {
          // indent().append("<declaration").append(breakdownDeclaration((Method_info)
          // fd.getNewFeature())).append(">").append(fd.getOldDeclaration()).append("</declaration>").eol();
          this.classDiffResult.addUndeprecatedContructor(
              this.getMethod((Method_info) fd.getNewFeature()));
        }
      }
  
      if (undeprecatedMethods.size() != 0) {
        for (FeatureDifferences fd : undeprecatedMethods) {
          // indent().append("<declaration").append(breakdownDeclaration((Method_info)
          // fd.getNewFeature())).append(">").append(fd.getOldDeclaration()).append("</declaration>").eol();
          this.classDiffResult.addUndeprecatedMethod(
              this.getMethod((Method_info) fd.getNewFeature()));
        }
      }
  
      if (newConstructors.size() != 0) {
        for (FeatureDifferences fd : newConstructors) {
          // indent().append("<declaration").append(breakdownDeclaration((Method_info)
          // fd.getNewFeature())).append(">").append(fd.getNewDeclaration()).append("</declaration>").eol();
          this.classDiffResult.addNewContructor(this.getMethod((Method_info) fd.getNewFeature()));
        }
      }
  
      if (newMethods.size() != 0) {
        for (FeatureDifferences fd : newMethods) {
          // indent().append("<declaration").append(breakdownDeclaration((Method_info)
          // fd.getNewFeature())).append(">").append(fd.getNewDeclaration()).append("</declaration>").eol();
          this.classDiffResult.addNewMethod(this.getMethod((Method_info) fd.getNewFeature()));
        }
      }
  
      return classDiffResult;
    }
  }
  