Program: 133343
Project: 133343
Buggy source:
@Override public FormStatus execute(Dictionary<String,String> dictionary){
  status=FormStatus.Processing;
  String localDir=dictionary.get("String_Node_Str");
  String hostName=dictionary.get("String_Node_Str");
  ExecutionHelper helper=new ExecutionHelper(dictionary);
  if (localDir == null || hostName == null) {
    return actionError("String_Node_Str",null);
  }
  String connectionName=dictionary.get("String_Node_Str");
  if (connectionName == null) {
    connection=getRemoteConnection(hostName);
  }
 else {
    IRemoteConnectionType connectionType=getService(IRemoteServicesManager.class).getRemoteConnectionTypes().get(0);
    for (    IRemoteConnection c : connectionType.getConnections()) {
      if (connectionName.equals(c.getName())) {
        connection=c;
      }
    }
  }
  if (connection == null) {
    return actionError("String_Node_Str" + hostName,null);
  }
  if (!connection.isOpen()) {
    try {
      connection.open(null);
    }
 catch (    RemoteConnectionException e) {
      return actionError("String_Node_Str",e);
    }
  }
  IRemoteFileService fileManager=connection.getService(IRemoteFileService.class);
  IFileStore localDirectory=EFS.getLocalFileSystem().fromLocalFile(helper.getLocalLaunchFolder().getLocation().toFile());
  String remoteSeparator=connection.getProperty(IRemoteConnection.FILE_SEPARATOR_PROPERTY);
  String userHome=connection.getProperty(IRemoteConnection.USER_HOME_PROPERTY);
  IFileStore downloadFileStore=fileManager.getResource(userHome + remoteSeparator + "String_Node_Str"+ remoteSeparator+ localDir);
  try {
    IFileStore[] remoteStores=downloadFileStore.childStores(EFS.NONE,null);
    for (    IFileStore remoteFile : remoteStores) {
      IFileInfo fileInfo=remoteFile.fetchInfo();
      if (fileInfo.getLength() < maxFileSize) {
        String msg="String_Node_Str" + "String_Node_Str" + fileInfo.getName() + "String_Node_Str"+ fileInfo.getLength()+ "String_Node_Str";
        logger.info(msg);
        postConsoleText(msg);
        IFileStore childStore=localDirectory.getChild(remoteFile.getName());
        remoteFile.copy(childStore,EFS.OVERWRITE,null);
      }
 else {
        long sizeDiff=fileInfo.getLength() - maxFileSize;
        String msg="String_Node_Str" + "String_Node_Str" + "String_Node_Str" + fileInfo.getLength() + "String_Node_Str"+ sizeDiff+ "String_Node_Str"+ maxFileSize+ "String_Node_Str";
        postConsoleText(msg);
        logger.info(msg);
      }
    }
  }
 catch (  CoreException e) {
    return actionError(getClass().getName() + "String_Node_Str",e);
  }
  status=FormStatus.Processed;
  return status;
}

Fixed version (ground truth):
@Override public FormStatus execute(Dictionary<String,String> dictionary){
  status=FormStatus.Processing;
  String localDir=dictionary.get("String_Node_Str");
  String hostName=dictionary.get("String_Node_Str");
  ExecutionHelper helper=new ExecutionHelper(dictionary);
  if (localDir == null || hostName == null) {
    return actionError("String_Node_Str",null);
  }
  String connectionName=dictionary.get("String_Node_Str");
  if (connectionName == null) {
    connection=getRemoteConnection(hostName);
  }
 else {
    List<IRemoteConnectionType> types=getService(IRemoteServicesManager.class).getRemoteConnectionTypes();
    IRemoteConnectionType connectionType=null;
    for (    IRemoteConnectionType type : types) {
      if ("String_Node_Str".equals(type.getName())) {
        connectionType=type;
        break;
      }
    }
    if (connectionType == null) {
      return actionError("String_Node_Str",null);
    }
    for (    IRemoteConnection c : connectionType.getConnections()) {
      if (connectionName.equals(c.getName())) {
        connection=c;
      }
    }
  }
  if (connection == null) {
    return actionError("String_Node_Str" + hostName,null);
  }
  if (!connection.isOpen()) {
    try {
      connection.open(null);
    }
 catch (    RemoteConnectionException e) {
      return actionError("String_Node_Str",e);
    }
  }
  IRemoteFileService fileManager=connection.getService(IRemoteFileService.class);
  IFileStore localDirectory=EFS.getLocalFileSystem().fromLocalFile(helper.getLocalLaunchFolder().getLocation().toFile());
  String remoteSeparator=connection.getProperty(IRemoteConnection.FILE_SEPARATOR_PROPERTY);
  String userHome=connection.getProperty(IRemoteConnection.USER_HOME_PROPERTY);
  IFileStore downloadFileStore=fileManager.getResource(userHome + remoteSeparator + "String_Node_Str"+ remoteSeparator+ localDir);
  try {
    IFileStore[] remoteStores=downloadFileStore.childStores(EFS.NONE,null);
    for (    IFileStore remoteFile : remoteStores) {
      IFileInfo fileInfo=remoteFile.fetchInfo();
      if (fileInfo.getLength() < maxFileSize) {
        String msg="String_Node_Str" + "String_Node_Str" + fileInfo.getName() + "String_Node_Str"+ fileInfo.getLength()+ "String_Node_Str";
        logger.info(msg);
        postConsoleText(msg);
        IFileStore childStore=localDirectory.getChild(remoteFile.getName());
        remoteFile.copy(childStore,EFS.OVERWRITE,null);
      }
 else {
        long sizeDiff=fileInfo.getLength() - maxFileSize;
        String msg="String_Node_Str" + "String_Node_Str" + "String_Node_Str" + fileInfo.getLength() + "String_Node_Str"+ sizeDiff+ "String_Node_Str"+ maxFileSize+ "String_Node_Str";
        postConsoleText(msg);
        logger.info(msg);
      }
    }
  }
 catch (  CoreException e) {
    return actionError(getClass().getName() + "String_Node_Str",e);
  }
  status=FormStatus.Processed;
  return status;
}