Java ObjectId.equals方法代碼示例

import org.pentaho.di.repository.ObjectId; //導入方法依賴的package包/類
@Override
public boolean equals(Object obj) {
  if (this == obj)
    return true;
  if (obj == null)
    return false;
  if (getClass() != obj.getClass())
    return false;
  UIRepositoryDirectory other = (UIRepositoryDirectory) obj;
  ObjectId id = getObjectId();
  ObjectId otherId = other.getObjectId();
  if (id == null) {
    if (otherId != null)
      return false;
  } else if (!id.equals(otherId))
    return false;
  return true;
}
 

import org.pentaho.di.repository.ObjectId; //導入方法依賴的package包/類
/**
 * Move / rename a directory in the repository
 * 
 * @param id_directory Id of the directory to be moved/renamed
 * @param id_directory_parent Id of the new parent directory (null if the parent does not change)
 * @param newName New name for this directory (null if the name does not change)
 * @throws KettleException
 */
public synchronized void renameDirectory(ObjectId id_directory, ObjectId id_directory_parent, String newName)
    throws KettleException {
  if (id_directory.equals(id_directory_parent)) {
    // Make sure the directory cannot become its own parent
    throw new KettleException("Failed to copy directory into itself");
  } else {
    // Make sure the directory does not become a descendant of itself
    RepositoryDirectory rd = new RepositoryDirectory();
    loadRepositoryDirectory(rd, id_directory);
    if (rd.findDirectory(id_directory_parent) != null) {
      // The parent directory is a child of this directory. Do not proceed
      throw new KettleException("Directory cannot become a child to itself");
    } else {
      // Check for duplication
      RepositoryDirectory newParent = new RepositoryDirectory();
      loadRepositoryDirectory(newParent, id_directory_parent);
      RepositoryDirectory child = newParent.findChild(newName == null ? rd.getName() : newName);
      if (child != null) {
        throw new KettleException("Destination directory already contains a diectory with requested name");
      }
    }
  }

  if (id_directory_parent != null || newName != null) {
    RowMetaAndData r = new RowMetaAndData();

    String sql = "UPDATE " + quoteTable(KettleDatabaseRepository.TABLE_R_DIRECTORY) + " SET ";
    boolean additionalParameter = false;

    if (newName != null) {
      additionalParameter = true;
      sql += quote(KettleDatabaseRepository.FIELD_DIRECTORY_DIRECTORY_NAME) + " = ?";
      r.addValue(new ValueMeta(KettleDatabaseRepository.FIELD_DIRECTORY_DIRECTORY_NAME,
          ValueMetaInterface.TYPE_STRING), newName);
    }
    if (id_directory_parent != null) {
      // Add a parameter separator if the first parm was added
      if (additionalParameter) {
        sql += ", ";
      }
      sql += quote(KettleDatabaseRepository.FIELD_DIRECTORY_ID_DIRECTORY_PARENT) + " = ?";
      r.addValue(new ValueMeta(KettleDatabaseRepository.FIELD_DIRECTORY_ID_DIRECTORY_PARENT,
          ValueMetaInterface.TYPE_INTEGER), id_directory_parent);
    }

    sql += " WHERE " + quote(KettleDatabaseRepository.FIELD_DIRECTORY_ID_DIRECTORY) + " = ? ";
    r.addValue(new ValueMeta("id_directory", ValueMetaInterface.TYPE_INTEGER), Long.valueOf(id_directory.toString()));

    repository.connectionDelegate.getDatabase().execStatement(sql, r.getRowMeta(), r.getData());
  }
}