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Updated configuration to synchronize access to child nodes to prevent concurrent modification exceptions

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This commit is contained in:
Brendan Robert 2018-05-16 00:40:01 -05:00
parent 0af41844ca
commit 99e57454d5
1 changed files with 32 additions and 18 deletions
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50
Platform/Apple/tools/jace/src/main/java/jace/config/Configuration.java
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@ -151,8 +151,10 @@ public class Configuration implements Reconfigurable {
settings = (Map) in.readObject();
hotkeys = (Map) in.readObject();
Object[] nodeArray = (Object[]) in.readObject();
for (Object child : nodeArray) {
children.add((ConfigNode) child);
synchronized (children) {
for (Object child : nodeArray) {
children.add((ConfigNode) child);
}
}
}
@ -222,13 +224,17 @@ public class Configuration implements Reconfigurable {
private boolean removeChild(String childName) {
ConfigNode child = findChild(childName);
return children.remove(child);
synchronized (children) {
return children.remove(child);
}
}
private ConfigNode findChild(String id) {
for (ConfigNode node : children) {
if (id.equalsIgnoreCase(node.id)) {
return node;
synchronized (children) {
for (ConfigNode node : children) {
if (id.equalsIgnoreCase(node.id)) {
return node;
}
}
}
return null;
@ -245,7 +251,9 @@ public class Configuration implements Reconfigurable {
index++;
}
}
children.add(index, newChild);
synchronized (children) {
children.add(index, newChild);
}
}
private void setChanged(boolean b) {
@ -258,9 +266,11 @@ public class Configuration implements Reconfigurable {
}
public Stream<ConfigNode> getTreeAsStream() {
return Stream.concat(
Stream.of(this),
children.stream().flatMap(ConfigNode::getTreeAsStream));
synchronized (children) {
return Stream.concat(
Stream.of(this),
children.stream().flatMap(ConfigNode::getTreeAsStream));
}
}
}
public static ConfigNode BASE;
@ -346,11 +356,13 @@ public class Configuration implements Reconfigurable {
continue;
}
for (Optional<Reconfigurable> child : (Optional<Reconfigurable>[]) o) {
if (child.isPresent()) {
children.add(child.get());
} else {
children.add(null);
synchronized (children) {
for (Optional<Reconfigurable> child : (Optional<Reconfigurable>[]) o) {
if (child.isPresent()) {
children.add(child.get());
} else {
children.add(null);
}
}
}
}
@ -615,9 +627,11 @@ public class Configuration implements Reconfigurable {
private static void buildNodeMap(ConfigNode n, Map<String, ConfigNode> shortNames) {
// System.out.println("Encountered " + n.subject.getShortName().toLowerCase());
shortNames.put(n.subject.getShortName().toLowerCase(), n);
n.getChildren().stream().forEach((c) -> {
buildNodeMap(c, shortNames);
});
synchronized (n.getChildren()) {
n.getChildren().stream().forEach((c) -> {
buildNodeMap(c, shortNames);
});
}
}
private static void printTree(ConfigNode n, String prefix, int i) {