Package org.apache.commons.io.input
Class Tailer.Builder
- java.lang.Object
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- org.apache.commons.io.build.AbstractSupplier<T,B>
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- org.apache.commons.io.build.AbstractOriginSupplier<T,B>
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- org.apache.commons.io.build.AbstractStreamBuilder<Tailer,Tailer.Builder>
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- org.apache.commons.io.input.Tailer.Builder
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- All Implemented Interfaces:
IOSupplier<Tailer>
- Enclosing class:
- Tailer
public static class Tailer.Builder extends AbstractStreamBuilder<Tailer,Tailer.Builder>
Builds aTailer
with default values.For example:
Tailer t = Tailer.builder() .setPath(path) .setCharset(StandardCharsets.UTF_8) .setDelayDuration(Duration.ofSeconds(1)) .setExecutorService(Executors.newSingleThreadExecutor(Builder::newDaemonThread)) .setReOpen(false) .setStartThread(true) .setTailable(tailable) .setTailerListener(tailerListener) .setTailFromEnd(false) .get();
- Since:
- 2.12.0
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Constructor Summary
Constructors Constructor Description Builder()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description Tailer
get()
Constructs a new instance.Tailer.Builder
setDelayDuration(java.time.Duration delayDuration)
Sets the delay duration.Tailer.Builder
setExecutorService(java.util.concurrent.ExecutorService executorService)
Sets the executor service to use when startThread is true.Tailer.Builder
setReOpen(boolean reOpen)
Sets the re-open behavior.Tailer.Builder
setStartThread(boolean startThread)
Sets the daemon thread startup behavior.Tailer.Builder
setTailable(Tailer.Tailable tailable)
Sets the tailable.Tailer.Builder
setTailerListener(TailerListener tailerListener)
Sets the listener.Tailer.Builder
setTailFromEnd(boolean end)
Sets the tail start behavior.-
Methods inherited from class org.apache.commons.io.build.AbstractStreamBuilder
getCharset, setBufferSize, setBufferSize, setCharset, setCharset, setOpenOptions
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Methods inherited from class org.apache.commons.io.build.AbstractOriginSupplier
setByteArray, setCharSequence, setFile, setFile, setInputStream, setOutputStream, setPath, setPath, setReader, setURI, setWriter
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Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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Methods inherited from interface org.apache.commons.io.function.IOSupplier
asSupplier
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Method Detail
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get
public Tailer get()
Constructs a new instance.This builder use the aspects tailable, Charset, TailerListener, delayDuration, end, reOpen, buffer size.
- Returns:
- a new instance.
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setDelayDuration
public Tailer.Builder setDelayDuration(java.time.Duration delayDuration)
Sets the delay duration. null resets to the default delay of one second.- Parameters:
delayDuration
- the delay between checks of the file for new content.- Returns:
- this
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setExecutorService
public Tailer.Builder setExecutorService(java.util.concurrent.ExecutorService executorService)
Sets the executor service to use when startThread is true.- Parameters:
executorService
- the executor service to use when startThread is true.- Returns:
- this
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setReOpen
public Tailer.Builder setReOpen(boolean reOpen)
Sets the re-open behavior.- Parameters:
reOpen
- whether to close/reopen the file between chunks- Returns:
- this
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setStartThread
public Tailer.Builder setStartThread(boolean startThread)
Sets the daemon thread startup behavior.- Parameters:
startThread
- whether to create a daemon thread automatically.- Returns:
- this
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setTailable
public Tailer.Builder setTailable(Tailer.Tailable tailable)
Sets the tailable.- Parameters:
tailable
- the tailable.- Returns:
- this.
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setTailerListener
public Tailer.Builder setTailerListener(TailerListener tailerListener)
Sets the listener.- Parameters:
tailerListener
- the listener.- Returns:
- this
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setTailFromEnd
public Tailer.Builder setTailFromEnd(boolean end)
Sets the tail start behavior.- Parameters:
end
- Set to true to tail from the end of the file, false to tail from the beginning of the file.- Returns:
- this
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