com.bumptech.glide.util.Util类的使用及代码示例

x33g5p2x  于2022-02-01 转载在 其他  
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本文整理了Java中com.bumptech.glide.util.Util类的一些代码示例，展示了Util类的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Util类的具体详情如下：
包路径：com.bumptech.glide.util.Util
类名称：Util

Util介绍

[英]A collection of assorted utility classes.
[中]各种各样的实用程序类的集合。

代码示例

代码示例来源：origin: bumptech/glide

  1. /**
  2.  * Returns the allocated byte size of the given bitmap.
  3.  *
  4.  * @see #getBitmapByteSize(android.graphics.Bitmap)
  5.  * @deprecated Use {@link #getBitmapByteSize(android.graphics.Bitmap)} instead. Scheduled to be
  6.  * removed in Glide 4.0.
  7.  */
  8. @Deprecated
  9. public static int getSize(@NonNull Bitmap bitmap) {
  10.  return getBitmapByteSize(bitmap);
  11. }

代码示例来源：origin: bumptech/glide

  1. public final boolean isValidOverride() {
  2.  return Util.isValidDimensions(overrideWidth, overrideHeight);
  3. }

代码示例来源：origin: bumptech/glide

  1. private String calculateHexStringDigest(Key key) {
  2.  PoolableDigestContainer container = Preconditions.checkNotNull(digestPool.acquire());
  3.  try {
  4.   key.updateDiskCacheKey(container.messageDigest);
  5.   // calling digest() will automatically reset()
  6.   return Util.sha256BytesToHex(container.messageDigest.digest());
  7.  } finally {
  8.   digestPool.release(container);
  9.  }
  10. }

代码示例来源：origin: bumptech/glide

  1. @Override
  2. public boolean equals(Object obj) {
  3.  if (obj instanceof GifUrlSet) {
  4.   GifUrlSet other = (GifUrlSet) obj;
  5.   return Util.bothNullOrEqual(original, other.original)
  6.     && Util.bothNullOrEqual(fixed_width, other.fixed_width)
  7.     && Util.bothNullOrEqual(fixed_height, other.fixed_height);
  8.  }
  9.  return false;
  10. }

代码示例来源：origin: bumptech/glide

  1. /**
  2.  * Returns {@code true} if called on a background thread, {@code false} otherwise.
  3.  */
  4. public static boolean isOnBackgroundThread() {
  5.  return !isOnMainThread();
  6. }

代码示例来源：origin: bumptech/glide

  1. /**
  2.  * Clears some memory with the exact amount depending on the given level.
  3.  *
  4.  * @see android.content.ComponentCallbacks2#onTrimMemory(int)
  5.  */
  6. public void trimMemory(int level) {
  7.  // Engine asserts this anyway when removing resources, fail faster and consistently
  8.  Util.assertMainThread();
  9.  // memory cache needs to be trimmed before bitmap pool to trim re-pooled Bitmaps too. See #687.
  10.  memoryCache.trimMemory(level);
  11.  bitmapPool.trimMemory(level);
  12.  arrayPool.trimMemory(level);
  13. }

代码示例来源：origin: bumptech/glide

  1. /**
  2.  * Clears disk cache.
  3.  *
  4.  * <p>
  5.  *     This method should always be called on a background thread, since it is a blocking call.
  6.  * </p>
  7.  */
  8. // Public API.
  9. @SuppressWarnings({"unused", "WeakerAccess"})
  10. public void clearDiskCache() {
  11.  Util.assertBackgroundThread();
  12.  engine.clearDiskCache();
  13. }

代码示例来源：origin: bumptech/glide

  1. /**
  2.  * Returns the hex string of the given byte array representing a SHA256 hash.
  3.  */
  4. @NonNull
  5. public static String sha256BytesToHex(@NonNull byte[] bytes) {
  6.  synchronized (SHA_256_CHARS) {
  7.   return bytesToHex(bytes, SHA_256_CHARS);
  8.  }
  9. }

代码示例来源：origin: bumptech/glide

  1. @SuppressWarnings("PMD.AvoidInstantiatingObjectsInLoops")
  2. PreloadTargetQueue(int size) {
  3.  queue = Util.createQueue(size);
  4.  for (int i = 0; i < size; i++) {
  5.   queue.offer(new PreloadTarget());
  6.  }
  7. }

代码示例来源：origin: bumptech/glide

  1. /**
  2.  * Returns the in memory size of {@link android.graphics.Bitmap} with the given width, height, and
  3.  * {@link android.graphics.Bitmap.Config}.
  4.  */
  5. public static int getBitmapByteSize(int width, int height, @Nullable Bitmap.Config config) {
  6.  return width * height * getBytesPerPixel(config);
  7. }

代码示例来源：origin: bumptech/glide

  1. @Override
  2. public boolean equals(Object o) {
  3.  if (o instanceof Key) {
  4.   Key other = (Key) o;
  5.   return size == other.size
  6.     && Util.bothNullOrEqual(config, other.config);
  7.  }
  8.  return false;
  9. }

代码示例来源：origin: bumptech/glide

  1. /**
  2.  * Throws an {@link java.lang.IllegalArgumentException} if called on a thread other than the main
  3.  * thread.
  4.  */
  5. public static void assertMainThread() {
  6.  if (!isOnMainThread()) {
  7.   throw new IllegalArgumentException("You must call this method on the main thread");
  8.  }
  9. }

代码示例来源：origin: bumptech/glide

  1. /**
  2.  * Clears as much memory as possible.
  3.  *
  4.  * @see android.content.ComponentCallbacks#onLowMemory()
  5.  * @see android.content.ComponentCallbacks2#onLowMemory()
  6.  */
  7. public void clearMemory() {
  8.  // Engine asserts this anyway when removing resources, fail faster and consistently
  9.  Util.assertMainThread();
  10.  // memory cache needs to be cleared before bitmap pool to clear re-pooled Bitmaps too. See #687.
  11.  memoryCache.clearMemory();
  12.  bitmapPool.clearMemory();
  13.  arrayPool.clearMemory();
  14. }

代码示例来源：origin: bumptech/glide

  1. private synchronized R doGet(Long timeoutMillis)
  2.   throws ExecutionException, InterruptedException, TimeoutException {
  3.  if (assertBackgroundThread && !isDone()) {
  4.   Util.assertBackgroundThread();

代码示例来源：origin: guolindev/giffun

  1. /**
  2.  * Returns the hex string of the given byte array representing a SHA1 hash.
  3.  */
  4. public static String sha1BytesToHex(byte[] bytes) {
  5.   synchronized (SHA_1_CHARS) {
  6.     return bytesToHex(bytes, SHA_1_CHARS);
  7.   }
  8. }

代码示例来源：origin: guolindev/giffun

  1. public PreloadTargetQueue(int size) {
  2.   queue = Util.createQueue(size);
  3.   for (int i = 0; i < size; i++) {
  4.     queue.offer(new PreloadTarget());
  5.   }
  6. }

代码示例来源：origin: guolindev/giffun

  1. /**
  2.  * Returns the in memory size of {@link Bitmap} with the given width, height, and
  3.  * {@link Bitmap.Config}.
  4.  */
  5. public static int getBitmapByteSize(int width, int height, Bitmap.Config config) {
  6.   return width * height * getBytesPerPixel(config);
  7. }

代码示例来源：origin: bumptech/glide

  1. @Override
  2. public String logBitmap(Bitmap bitmap) {
  3.  int size = Util.getBitmapByteSize(bitmap);
  4.  return getBitmapString(size, bitmap.getConfig());
  5. }

代码示例来源：origin: bumptech/glide

  1. /**
  2.  * Creates a new {@code CustomTarget} that will return the given {@code width} and {@code height}
  3.  * as the requested size (unless overridden by
  4.  * {@link com.bumptech.glide.request.RequestOptions#override(int)} in the request).
  5.  *
  6.  * @param width The requested width (>= 0, or == Target.SIZE_ORIGINAL).
  7.  * @param height The requested height (>= 0, or == Target.SIZE_ORIGINAL).
  8.  */
  9. public CustomTarget(int width, int height) {
  10.   if (!Util.isValidDimensions(width, height)) {
  11.   throw new IllegalArgumentException(
  12.     "Width and height must both be > 0 or Target#SIZE_ORIGINAL, but given" + " width: "
  13.       + width + " and height: " + height);
  14.  }
  15.  this.width = width;
  16.  this.height = height;
  17. }

代码示例来源：origin: bumptech/glide

  1. @Override
  2. public boolean equals(Object obj) {
  3.  if (obj instanceof GifResult) {
  4.   GifResult other = (GifResult) obj;
  5.   return Util.bothNullOrEqual(id, other.id)
  6.     && Util.bothNullOrEqual(images, other.images);
  7.  }
  8.  return false;
  9. }

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