Program: 147562
Project: 147562
Buggy source:
public static List<String> retrieveXSDComponentPath(Object component,XSDSchema schema,List<String> buffer){
  String name=null;
  String elemType="String_Node_Str";
  if (component instanceof XSDElementDeclaration) {
    XSDElementDeclaration decl=(XSDElementDeclaration)component;
    name=decl.getName();
    buffer.add("String_Node_Str" + name + "String_Node_Str");
    if (decl.getContainer() instanceof XSDSchemaImpl) {
      return buffer;
    }
 else {
      return retrieveXSDComponentPath(decl.getContainer(),schema,buffer);
    }
  }
 else   if (component instanceof XSDParticle) {
    XSDParticle particle=(XSDParticle)component;
    XSDTerm term=particle.getTerm();
    if (term instanceof XSDElementDeclaration && !(((XSDElementDeclaration)term).getContainer() instanceof XSDParticle)) {
      String prefix=null;
      String ns=((XSDElementDeclaration)term).getTargetNamespace();
      Iterator<Map.Entry<String,String>> iter=schema.getQNamePrefixToNamespaceMap().entrySet().iterator();
      while (iter.hasNext() && ns != null) {
        Map.Entry<String,String> entry=iter.next();
        if (entry.getValue().equals(ns)) {
          prefix=entry.getKey();
        }
      }
      name=((XSDElementDeclaration)term).getName();
      buffer.add("String_Node_Str" + name + "String_Node_Str"+ (prefix != null ? (prefix + "String_Node_Str" + name) : name)+ "String_Node_Str");
      return retrieveXSDComponentPath(particle.getContainer(),schema,buffer);
    }
 else {
      retrieveXSDComponentPath(particle.getContainer(),schema,buffer);
    }
  }
 else   if (component instanceof XSDComplexTypeDefinition) {
    XSDComplexTypeDefinition type=(XSDComplexTypeDefinition)component;
    name=type.getName();
    buffer.add("String_Node_Str" + (name != null ? "String_Node_Str" + name + "String_Node_Str" : "String_Node_Str"));
    if (type.getContainer() instanceof XSDSchemaImpl) {
      return buffer;
    }
    return retrieveXSDComponentPath(type.getContainer(),schema,buffer);
  }
 else   if (component instanceof XSDSimpleTypeDefinition) {
    String typeName=((XSDSimpleTypeDefinition)component).getName();
    buffer.add("String_Node_Str" + typeName + "String_Node_Str");
    return buffer;
  }
 else   if (component instanceof XSDModelGroup) {
    XSDModelGroup group=(XSDModelGroup)component;
    String literal=group.getCompositor().getLiteral();
    buffer.add("String_Node_Str" + literal);
    return retrieveXSDComponentPath(group.getContainer(),schema,buffer);
  }
 else   if (component instanceof XSDIdentityConstraintDefinition) {
    XSDIdentityConstraintDefinition identify=(XSDIdentityConstraintDefinition)component;
    XSDConcreteComponent c=identify.getContainer();
    buffer.add("String_Node_Str" + identify.getName() + "String_Node_Str");
    return retrieveXSDComponentPath(c,schema,buffer);
  }
 else   if (component instanceof XSDXPathDefinition) {
    XSDXPathDefinition path=(XSDXPathDefinition)component;
    buffer.add("String_Node_Str" + path.getValue() + "String_Node_Str");
    return retrieveXSDComponentPath(path.getContainer(),schema,buffer);
  }
 else   if (component instanceof XSDAnnotation) {
    XSDAnnotation annon=(XSDAnnotation)component;
    buffer.add("String_Node_Str");
    return retrieveXSDComponentPath(annon.getContainer(),schema,buffer);
  }
 else {
    return buffer;
  }
  return buffer;
}

Fixed version (ground truth):
public static List<String> retrieveXSDComponentPath(Object component,XSDSchema schema,List<String> buffer){
  String name=null;
  if (component instanceof XSDElementDeclaration) {
    XSDElementDeclaration decl=(XSDElementDeclaration)component;
    name=decl.getName();
    buffer.add("String_Node_Str" + name + "String_Node_Str");
    if (decl.getContainer() instanceof XSDSchemaImpl) {
      return buffer;
    }
 else {
      return retrieveXSDComponentPath(decl.getContainer(),schema,buffer);
    }
  }
 else   if (component instanceof XSDParticle) {
    XSDParticle particle=(XSDParticle)component;
    XSDTerm term=particle.getTerm();
    if (term instanceof XSDElementDeclaration && !(((XSDElementDeclaration)term).getContainer() instanceof XSDParticle)) {
      String prefix=null;
      String ns=((XSDElementDeclaration)term).getTargetNamespace();
      Iterator<Map.Entry<String,String>> iter=schema.getQNamePrefixToNamespaceMap().entrySet().iterator();
      while (iter.hasNext() && ns != null) {
        Map.Entry<String,String> entry=iter.next();
        if (entry.getValue().equals(ns)) {
          prefix=entry.getKey();
        }
      }
      name=((XSDElementDeclaration)term).getName();
      buffer.add("String_Node_Str" + name + "String_Node_Str"+ (prefix != null ? (prefix + "String_Node_Str" + name) : name)+ "String_Node_Str");
      return retrieveXSDComponentPath(particle.getContainer(),schema,buffer);
    }
 else {
      retrieveXSDComponentPath(particle.getContainer(),schema,buffer);
    }
  }
 else   if (component instanceof XSDComplexTypeDefinition) {
    XSDComplexTypeDefinition type=(XSDComplexTypeDefinition)component;
    name=type.getName();
    buffer.add("String_Node_Str" + (name != null ? "String_Node_Str" + name + "String_Node_Str" : "String_Node_Str"));
    if (type.getContainer() instanceof XSDSchemaImpl) {
      return buffer;
    }
    return retrieveXSDComponentPath(type.getContainer(),schema,buffer);
  }
 else   if (component instanceof XSDSimpleTypeDefinition) {
    String typeName=((XSDSimpleTypeDefinition)component).getName();
    buffer.add("String_Node_Str" + typeName + "String_Node_Str");
    return buffer;
  }
 else   if (component instanceof XSDModelGroup) {
    XSDModelGroup group=(XSDModelGroup)component;
    String literal=group.getCompositor().getLiteral();
    buffer.add("String_Node_Str" + literal);
    return retrieveXSDComponentPath(group.getContainer(),schema,buffer);
  }
 else   if (component instanceof XSDIdentityConstraintDefinition) {
    XSDIdentityConstraintDefinition identify=(XSDIdentityConstraintDefinition)component;
    XSDConcreteComponent c=identify.getContainer();
    buffer.add("String_Node_Str" + identify.getName() + "String_Node_Str");
    return retrieveXSDComponentPath(c,schema,buffer);
  }
 else   if (component instanceof XSDXPathDefinition) {
    XSDXPathDefinition path=(XSDXPathDefinition)component;
    buffer.add("String_Node_Str" + path.getValue() + "String_Node_Str");
    return retrieveXSDComponentPath(path.getContainer(),schema,buffer);
  }
 else   if (component instanceof XSDAnnotation) {
    XSDAnnotation annon=(XSDAnnotation)component;
    buffer.add("String_Node_Str");
    return retrieveXSDComponentPath(annon.getContainer(),schema,buffer);
  }
 else {
    return buffer;
  }
  return buffer;
}