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  1. ,
    Expert tip

    Thrown to indicate that an index of some sort (such as to an array, to a string, or to a vector) is out of range. Applications can subclass this class to indicate similar exceptions.

  2. ,

    Thrown if trying to access an index which is out of bounds on objects like String, Array, or Vector. Any negative integer less than or equal to -1 and positive integer greater than or equal to the size of the object is an index which would be out of bounds

java.lang.IndexOutOfBoundsException: Index: 2, Size: 2	at java.util.ArrayList.rangeCheck(ArrayList.java:653)	at java.util.ArrayList.get(ArrayList.java:429)	at org.antlr.intellij.plugin.preview.ShowAmbigTreesDialog.setTrees(ShowAmbigTreesDialog.java:308)	at org.antlr.intellij.plugin.preview.ShowAmbigTreesDialog.popupAmbigTreesDialog(ShowAmbigTreesDialog.java:135)	at org.antlr.intellij.plugin.preview.ShowAmbigTreesDialog$3.run(ShowAmbigTreesDialog.java:92)	at com.intellij.openapi.application.TransactionGuardImpl.performUserActivity(TransactionGuardImpl.java:199)	at com.intellij.ui.popup.AbstractPopup.a(AbstractPopup.java:1390)	at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:311)	at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:756)	at java.awt.EventQueue.access$500(EventQueue.java:97)	at java.awt.EventQueue$3.run(EventQueue.java:709)	at java.awt.EventQueue$3.run(EventQueue.java:703)	at java.security.AccessController.doPrivileged(Native Method)	at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76)	at java.awt.EventQueue.dispatchEvent(EventQueue.java:726)	at com.intellij.ide.IdeEventQueue.f(IdeEventQueue.java:863)	at com.intellij.ide.IdeEventQueue._dispatchEvent(IdeEventQueue.java:699)	at com.intellij.ide.IdeEventQueue.dispatchEvent(IdeEventQueue.java:385)	at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)	at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)