Program: 10834
Project: 10834
Buggy source:
protected IConnectionProfile getConnectionProfile(){
  IConnectionProfile profile=null;
  IConnectionProfile[] profiles=ProfileManager.getInstance().getProfiles();
  if (profiles != null) {
    for (    IConnectionProfile prf : profiles) {
      if (prf.getName().equals(descriptor.getProfileName())) {
        profile=prf;
        break;
      }
    }
    if (profile != null && !matchesProfile(profile,tunnelDescriptor)) {
      if (profile.getConnectionState() == IConnectionProfile.CONNECTED_STATE) {
        IStatus status=profile.disconnect();
        if (!status.isOK()) {
          CloudFoundryPlugin.logError(status);
        }
      }
      try {
        ProfileManager.getInstance().deleteProfile(profile);
      }
 catch (      ConnectionProfileException e) {
        CloudFoundryPlugin.logError(e);
      }
 finally {
        profile=null;
      }
    }
  }
  if (profile == null) {
    DriverInstance driverInstance=null;
    driverInstance=DriverManager.getInstance().getDriverInstanceByName(descriptor.getDriverName());
    if (driverInstance == null) {
      TemplateDescriptor[] templates=TemplateDescriptor.getDriverTemplateDescriptors();
      TemplateDescriptor driverTemplate=null;
      if (templates != null) {
        for (        TemplateDescriptor temp : templates) {
          String templateID=temp.getId();
          if (templateID.contains(descriptor.getDriverTemplateIdentifier())) {
            driverTemplate=temp;
            break;
          }
        }
      }
      if (driverTemplate != null) {
        IPropertySet properties=new PropertySetImpl(descriptor.getDriverName(),driverTemplate.getName());
        Properties props=new Properties();
        props.setProperty(IDriverMgmtConstants.PROP_DEFN_JARLIST,"String_Node_Str");
        props.setProperty(IDriverMgmtConstants.PROP_DEFN_TYPE,driverTemplate.getId());
        setProperties(props,tunnelDescriptor);
        properties.setBaseProperties(props);
        Shell shell=PlatformUI.getWorkbench().getModalDialogShellProvider().getShell();
        if (shell != null) {
          DriverDialog jdbcDriverDialog=new DriverDialog(shell,driverTemplate.getParentCategory());
          jdbcDriverDialog.setPropertySet(properties);
          jdbcDriverDialog.setEditMode(true);
          jdbcDriverDialog.setIsEditable(true);
          if (jdbcDriverDialog.open() == Window.OK) {
            properties=jdbcDriverDialog.getPropertySet();
            if (properties != null) {
              DriverManager.getInstance().addDriverInstance(properties);
              driverInstance=DriverManager.getInstance().getDriverInstanceByName(descriptor.getDriverName());
            }
          }
        }
      }
    }
    if (driverInstance != null) {
      Properties props=driverInstance.getPropertySet().getBaseProperties();
      props.setProperty(DATA_TOOLS_DRIVER_DEFINITION_ID,driverInstance.getId());
      try {
        String providerID=descriptor.getDriverProviderID();
        profile=ProfileManager.getInstance().createProfile(descriptor.getProfileName(),CLOUD_FOUNDRY_JDBC_PROFILE_DESCRIPTION,providerID,props);
      }
 catch (      ConnectionProfileException e) {
        CloudFoundryPlugin.logError(e);
      }
    }
 else {
      CloudFoundryPlugin.logError("String_Node_Str" + CloudUtil.getServiceVendor(descriptor.getCloudService()) + "String_Node_Str"+ tunnelDescriptor.getServiceName());
    }
  }
  return profile;
}

Fixed version (ground truth):
protected IConnectionProfile getConnectionProfile(){
  IConnectionProfile profile=null;
  IConnectionProfile[] profiles=ProfileManager.getInstance().getProfiles();
  if (profiles != null) {
    for (    IConnectionProfile prf : profiles) {
      if (prf.getName().equals(descriptor.getProfileName())) {
        profile=prf;
        break;
      }
    }
  }
  if (profile == null) {
    DriverInstance driverInstance=null;
    driverInstance=DriverManager.getInstance().getDriverInstanceByName(descriptor.getDriverName());
    if (driverInstance == null) {
      TemplateDescriptor[] templates=TemplateDescriptor.getDriverTemplateDescriptors();
      TemplateDescriptor driverTemplate=null;
      if (templates != null) {
        for (        TemplateDescriptor temp : templates) {
          String templateID=temp.getId();
          if (templateID.contains(descriptor.getDriverTemplateIdentifier())) {
            driverTemplate=temp;
            break;
          }
        }
      }
      if (driverTemplate != null) {
        IPropertySet properties=new PropertySetImpl(descriptor.getDriverName(),driverTemplate.getName());
        Properties props=new Properties();
        props.setProperty(IDriverMgmtConstants.PROP_DEFN_JARLIST,"String_Node_Str");
        props.setProperty(IDriverMgmtConstants.PROP_DEFN_TYPE,driverTemplate.getId());
        setProperties(props,tunnelDescriptor);
        properties.setBaseProperties(props);
        Shell shell=PlatformUI.getWorkbench().getModalDialogShellProvider().getShell();
        if (shell != null) {
          DriverDialog jdbcDriverDialog=new DriverDialog(shell,driverTemplate.getParentCategory());
          jdbcDriverDialog.setPropertySet(properties);
          jdbcDriverDialog.setEditMode(true);
          jdbcDriverDialog.setIsEditable(true);
          if (jdbcDriverDialog.open() == Window.OK) {
            properties=jdbcDriverDialog.getPropertySet();
            if (properties != null) {
              DriverManager.getInstance().addDriverInstance(properties);
              driverInstance=DriverManager.getInstance().getDriverInstanceByName(descriptor.getDriverName());
            }
          }
        }
      }
    }
    if (driverInstance != null) {
      Properties props=driverInstance.getPropertySet().getBaseProperties();
      props.setProperty(DATA_TOOLS_DRIVER_DEFINITION_ID,driverInstance.getId());
      try {
        String providerID=descriptor.getDriverProviderID();
        profile=ProfileManager.getInstance().createProfile(descriptor.getProfileName(),CLOUD_FOUNDRY_JDBC_PROFILE_DESCRIPTION,providerID,props);
      }
 catch (      ConnectionProfileException e) {
        CloudFoundryPlugin.logError(e);
      }
    }
 else {
      CloudFoundryPlugin.logError("String_Node_Str" + CloudUtil.getServiceVendor(descriptor.getCloudService()) + "String_Node_Str"+ tunnelDescriptor.getServiceName());
    }
  }
  if (profile != null && !matchesProfile(profile,tunnelDescriptor)) {
    if (profile.getConnectionState() == IConnectionProfile.CONNECTED_STATE) {
      IStatus status=profile.disconnect();
      if (!status.isOK()) {
        CloudFoundryPlugin.logError(status);
      }
    }
    Properties props=profile.getBaseProperties();
    setProperties(props,tunnelDescriptor);
    profile.setBaseProperties(props);
  }
  return profile;
}