Fix null pointer exceptions in NetworkPolicyEditor

This upload fixes a null pointer exception issue.
After this fix the modified methods return
their corresponding default values instead of null.

Change-Id: Idb94f8b808b8dd18be5e3fc92cc5560ce0f81c4f
This commit is contained in:
Behrooz Aliabadi
2013-07-16 12:12:12 +02:00
committed by Takeshi Aimi
parent e14a5ef660
commit 524dee0fb5

View File

@@ -160,7 +160,8 @@ public class NetworkPolicyEditor {
}
public int getPolicyCycleDay(NetworkTemplate template) {
return getPolicy(template).cycleDay;
final NetworkPolicy policy = getPolicy(template);
return (policy != null) ? policy.cycleDay : -1;
}
public void setPolicyCycleDay(NetworkTemplate template, int cycleDay, String cycleTimezone) {
@@ -173,7 +174,8 @@ public class NetworkPolicyEditor {
}
public long getPolicyWarningBytes(NetworkTemplate template) {
return getPolicy(template).warningBytes;
final NetworkPolicy policy = getPolicy(template);
return (policy != null) ? policy.warningBytes : WARNING_DISABLED;
}
public void setPolicyWarningBytes(NetworkTemplate template, long warningBytes) {
@@ -185,7 +187,8 @@ public class NetworkPolicyEditor {
}
public long getPolicyLimitBytes(NetworkTemplate template) {
return getPolicy(template).limitBytes;
final NetworkPolicy policy = getPolicy(template);
return (policy != null) ? policy.limitBytes : LIMIT_DISABLED;
}
public void setPolicyLimitBytes(NetworkTemplate template, long limitBytes) {
@@ -309,8 +312,16 @@ public class NetworkPolicyEditor {
final NetworkPolicy policy3g = getPolicy(template3g);
final NetworkPolicy policy4g = getPolicy(template4g);
final NetworkPolicy restrictive = policy3g.compareTo(policy4g) < 0 ? policy3g
: policy4g;
NetworkPolicy restrictive = null;
if ((policy3g == null) && (policy4g == null)) {
return false;
} else if (policy3g == null) {
restrictive = policy4g;
} else if (policy4g == null) {
restrictive = policy3g;
} else {
restrictive = policy3g.compareTo(policy4g) < 0 ? policy3g : policy4g;
}
mPolicies.remove(policy3g);
mPolicies.remove(policy4g);
mPolicies.add(new NetworkPolicy(templateAll, restrictive.cycleDay,
@@ -321,6 +332,9 @@ public class NetworkPolicyEditor {
} else if (!beforeSplit && split) {
// duplicate existing policy into two rules
final NetworkPolicy policyAll = getPolicy(templateAll);
if (policyAll == null) {
return false;
}
mPolicies.remove(policyAll);
mPolicies.add(new NetworkPolicy(template3g, policyAll.cycleDay, policyAll.cycleTimezone,
policyAll.warningBytes, policyAll.limitBytes, SNOOZE_NEVER, SNOOZE_NEVER,