Method emptyToNull

core/src/main/java/feign/Util.java:138–140

Adapted from com.google.common.base.Strings#emptyToNull.

(String string)

  /** Adapted from {@code com.google.common.base.Strings#emptyToNull}. */
  public static String emptyToNull(String string) {
    return string == null || string.isEmpty() ? null : string;
  }

  /**
   * Removes values from the array that meet the criteria for removal via the supplied {@link