Camera2: update the range of metering weight
Limit the range of metering weight to 0-1000.
Bug: 15315352
Change-Id: Iceb13b72508cb3c9f758bdcb1b69b6b11ec5aaf8
diff --git a/core/java/com/android/internal/util/Preconditions.java b/core/java/com/android/internal/util/Preconditions.java
index f6722a6..c0d1e88 100644
--- a/core/java/com/android/internal/util/Preconditions.java
+++ b/core/java/com/android/internal/util/Preconditions.java
@@ -183,6 +183,33 @@
}
/**
+ * Ensures that the argument int value is within the inclusive range.
+ *
+ * @param value a int value
+ * @param lower the lower endpoint of the inclusive range
+ * @param upper the upper endpoint of the inclusive range
+ * @param valueName the name of the argument to use if the check fails
+ *
+ * @return the validated int value
+ *
+ * @throws IllegalArgumentException if {@code value} was not within the range
+ */
+ public static int checkArgumentInRange(int value, int lower, int upper,
+ String valueName) {
+ if (value < lower) {
+ throw new IllegalArgumentException(
+ String.format(
+ "%s is out of range of [%d, %d] (too low)", valueName, lower, upper));
+ } else if (value > upper) {
+ throw new IllegalArgumentException(
+ String.format(
+ "%s is out of range of [%d, %d] (too high)", valueName, lower, upper));
+ }
+
+ return value;
+ }
+
+ /**
* Ensures that the array is not {@code null}, and none if its elements are {@code null}.
*
* @param value an array of boxed objects