diff options
Diffstat (limited to 'src/main')
| -rw-r--r-- | src/main/java/common/tileentities/GTMTE_LapotronicSuperCapacitor.java | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/src/main/java/common/tileentities/GTMTE_LapotronicSuperCapacitor.java b/src/main/java/common/tileentities/GTMTE_LapotronicSuperCapacitor.java index b528f7ac10..a595dbf40c 100644 --- a/src/main/java/common/tileentities/GTMTE_LapotronicSuperCapacitor.java +++ b/src/main/java/common/tileentities/GTMTE_LapotronicSuperCapacitor.java @@ -426,7 +426,11 @@ public class GTMTE_LapotronicSuperCapacitor extends GT_MetaTileEntity_MultiBlock } final BigInteger remcapActual = capacity.subtract(stored); final BigInteger recampLimited = (MAX_LONG.compareTo(remcapActual) > 0) ? remcapActual : MAX_LONG; - final long power = Math.min(eHatch.maxEUInput() * eHatch.maxAmperesIn(), recampLimited.longValue()); + final long watts = eHatch.maxEUInput() * eHatch.maxAmperesIn(); + long power = Math.min( + // Overflow protection (taken from Math.addExact()) + ((eHatch.maxEUInput() ^ watts) & (eHatch.maxAmperesIn() ^ watts)) < 0 ? Long.MAX_VALUE : watts, + recampLimited.longValue()); if(power <= eHatch.getEUVar()) { eHatch.setEUVar(eHatch.getEUVar() - power); stored = stored.add(BigInteger.valueOf(power)); @@ -438,7 +442,11 @@ public class GTMTE_LapotronicSuperCapacitor extends GT_MetaTileEntity_MultiBlock continue; } final BigInteger remStoredLimited = (MAX_LONG.compareTo(stored) > 0) ? stored : MAX_LONG; - final long power = Math.min(eDynamo.maxEUOutput() * eDynamo.maxAmperesOut(), remStoredLimited.longValue()); + final long watts = eDynamo.maxEUOutput() * eDynamo.maxAmperesOut(); + long power = Math.min( + // Overflow protection (taken from Math.addExact()) + ((eDynamo.maxEUOutput() ^ watts) & (eDynamo.maxAmperesOut() ^ watts)) < 0 ? Long.MAX_VALUE : watts, + remStoredLimited.longValue()); if(eDynamo.getEUVar() <= eDynamo.maxEUStore() - power) { eDynamo.setEUVar(eDynamo.getEUVar() + power); stored = stored.subtract(BigInteger.valueOf(power)); |