Constructor Detail

• PropertiesHelper

  public PropertiesHelper()

Method Detail

• getProperty

  public static java.lang.String getProperty(java.util.Properties props,
                                             java.lang.String[] keys)

  Parameters:

  props - props

  keys - keys

  Returns:

  the first property string value found from the passed-in properties with the specified keys.

• getProperty

  public static java.lang.String getProperty(java.util.Properties props,
                                             java.lang.String[] keys,
                                             java.lang.String defaultValue)

  Parameters:

  props - props

  keys - keys

  defaultValue - defaultValue

  Returns:

  the first property string value found from the passed-in properties with the specified keys. If it can't find a value, then return the passed-in defaultValue.

• getPropertyAsInt

  public static int getPropertyAsInt(java.util.Properties props,
                                     java.lang.String[] keys,
                                     int defaultValue)

  Parameters:

  props - props

  keys - keys

  defaultValue - defaultValue

  Returns:

  the first property value found as an int, if possible. If it can't find a value, then return the passed-in defaultValue.

• getPropertyAsLong

  public static long getPropertyAsLong(java.util.Properties props,
                                       java.lang.String[] keys,
                                       long defaultValue)

  Parameters:

  props - props

  keys - keys

  defaultValue - defaultValue

  Returns:

  the property value as a long, if possible. If it can't find a value by the specified key, then return the passed-in defaultValue.

• getPropertyByKeys

  public static java.lang.String getPropertyByKeys(java.util.Properties props,
                                                   java.lang.String key,
                                                   java.lang.String alternativeKey,
                                                   java.lang.String defaultValue)

• getPropertyByKeys

  public static java.lang.String getPropertyByKeys(java.util.Properties props,
                                                   java.lang.String key,
                                                   java.lang.String alternativeKey)

• isExistProperty

  public static boolean isExistProperty(java.util.Properties props,
                                        java.lang.String key,
                                        java.lang.String alternativeKey,
                                        boolean defaultValue)