dschneider-pivotal commented on a change in pull request #6765:
URL: https://github.com/apache/geode/pull/6765#discussion_r692668692
##########
File path:
geode-apis-compatible-with-redis/src/main/java/org/apache/geode/redis/internal/netty/Coder.java
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@@ -332,9 +343,55 @@ public static BigDecimal bytesToBigDecimal(byte[] bytes) {
}
public static long bytesToLong(byte[] bytes) {
- return Long.parseLong(bytesToString(bytes));
+ return parseLong(bytes);
+ }
+
+ private static NumberFormatException createNumberFormatException(byte[]
bytes) {
+ return new NumberFormatException("For input string: \"" +
bytesToString(bytes) + "\"");
+ }
+
+ /**
+ * This method was derived from openjdk Long.java parseLong
+ */
+ public static long parseLong(byte[] bytes) throws NumberFormatException {
+ final int len = bytes.length;
+ if (len <= 0) {
+ throw createNumberFormatException(bytes);
+ }
+ int i = 0;
+ long limit = -Long.MAX_VALUE;
+ boolean negative = false;
+ byte firstByte = bytes[0];
+ if (firstByte < NUMBER_0_BYTE) { // Possible leading "+" or "-"
+ if (firstByte == bMINUS) {
+ negative = true;
+ limit = Long.MIN_VALUE;
+ } else if (firstByte != bPLUS) {
Review comment:
lets do that on another ticket. It does seem we might get some other
benefits of having our own code to do the conversion instead of just using the
jdk.
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