Request.java 文件源码

/** Create the immutable {@link Request} object. */
public Request build() {
  if (centerInside && centerCrop) {
    throw new IllegalStateException("Center crop and center inside can not be used together.");
  }
  if (centerCrop && (targetWidth == 0 && targetHeight == 0)) {
    throw new IllegalStateException(
        "Center crop requires calling resize with positive width and height.");
  }
  if (centerInside && (targetWidth == 0 && targetHeight == 0)) {
    throw new IllegalStateException(
        "Center inside requires calling resize with positive width and height.");
  }
  if (priority == null) {
    priority = Priority.NORMAL;
  }
  return new Request(uri, resourceId, stableKey, transformations, targetWidth, targetHeight,
      centerCrop, centerInside, centerCropGravity, onlyScaleDown, rotationDegrees,
      rotationPivotX, rotationPivotY, hasRotationPivot, purgeable, config, priority);
}