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Thrown when a file specified by a program cannot be found.
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Wraps either an existing OutputStream or an existing Writerand provides
convenience methods for prin
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A ConnectException is thrown if a connection cannot be established to a remote
host on a specific po
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An ExecutorService that executes each submitted task using one of possibly
several pooled threads, n
- StringUtils (org.apache.commons.lang)
Operations on java.lang.String that arenull safe.
* IsEmpty/IsBlank - checks if a String contains
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