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Specify SubscriberIndex size when initializing HashMap #402

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Specify SubscriberIndex size when initializing HashMap #402

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10 changes: 9 additions & 1 deletion ...rocessor/src/org/greenrobot/eventbus/annotationprocessor/EventBusAnnotationProcessor.java
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Original file line number Diff line number Diff line change
Expand Up @@ -318,6 +318,14 @@ private void createInfoIndexFile(String index) {
if (myPackage != null) {
writer.write("package " + myPackage + ";\n\n");
}

int indexSize = methodsByClass.size() - classesToSkip.size();

// sanity check
if (indexSize < 0) {
indexSize = 0;
}

writer.write("import org.greenrobot.eventbus.meta.SimpleSubscriberInfo;\n");
writer.write("import org.greenrobot.eventbus.meta.SubscriberMethodInfo;\n");
writer.write("import org.greenrobot.eventbus.meta.SubscriberInfo;\n");
Expand All @@ -329,7 +337,7 @@ private void createInfoIndexFile(String index) {
writer.write("public class " + clazz + " implements SubscriberInfoIndex {\n");
writer.write(" private static final Map<Class<?>, SubscriberInfo> SUBSCRIBER_INDEX;\n\n");
writer.write(" static {\n");
writer.write(" SUBSCRIBER_INDEX = new HashMap<Class<?>, SubscriberInfo>();\n\n");
writer.write(" SUBSCRIBER_INDEX = new HashMap<Class<?>, SubscriberInfo>(" + indexSize + ");\n\n");
writeIndexLines(writer, myPackage);
writer.write(" }\n\n");
writer.write(" private static void putIndex(SubscriberInfo info) {\n");
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