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This commit is contained in:
Jesper Wilhelmsson 2021-07-22 00:46:18 +00:00
commit c36755dedf
33 changed files with 483 additions and 114 deletions
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14
src/java.base/share/classes/java/time/zone/ZoneRules.java
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@ -430,7 +430,10 @@ public final class ZoneRules implements Serializable {
}
/**
* Reads the state from the stream.
* Reads the state from the stream. The 1,024 limit to the lengths
* of stdTrans and savSize is intended to be the size well enough
* to accommodate the max number of transitions in current tzdb data
* (203 for Asia/Tehran).
*
* @param in the input stream, not null
* @return the created object, not null
@ -438,6 +441,9 @@ public final class ZoneRules implements Serializable {
*/
static ZoneRules readExternal(DataInput in) throws IOException, ClassNotFoundException {
int stdSize = in.readInt();
if (stdSize > 1024) {
throw new InvalidObjectException("Too many transitions");
}
long[] stdTrans = (stdSize == 0) ? EMPTY_LONG_ARRAY
: new long[stdSize];
for (int i = 0; i < stdSize; i++) {
@ -448,6 +454,9 @@ public final class ZoneRules implements Serializable {
stdOffsets[i] = Ser.readOffset(in);
}
int savSize = in.readInt();
if (savSize > 1024) {
throw new InvalidObjectException("Too many saving offsets");
}
long[] savTrans = (savSize == 0) ? EMPTY_LONG_ARRAY
: new long[savSize];
for (int i = 0; i < savSize; i++) {
@ -458,6 +467,9 @@ public final class ZoneRules implements Serializable {
savOffsets[i] = Ser.readOffset(in);
}
int ruleSize = in.readByte();
if (ruleSize > 16) {
throw new InvalidObjectException("Too many transition rules");
}
ZoneOffsetTransitionRule[] rules = (ruleSize == 0) ?
EMPTY_LASTRULES : new ZoneOffsetTransitionRule[ruleSize];
for (int i = 0; i < ruleSize; i++) {