Package org.apache.druid.data.input.impl
Class RetryingInputStream<T>
- java.lang.Object
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- java.io.InputStream
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- org.apache.druid.data.input.impl.RetryingInputStream<T>
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- Type Parameters:
T
- object type
- All Implemented Interfaces:
Closeable
,AutoCloseable
public class RetryingInputStream<T> extends InputStream
This class is responsible for re-opening the underlying input stream for the input object on the givenretryCondition
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Constructor Summary
Constructors Constructor Description RetryingInputStream(T object, ObjectOpenFunction<T> objectOpenFunction, com.google.common.base.Predicate<Throwable> retryCondition, Integer maxTries)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description int
available()
void
close()
int
read()
int
read(byte[] b)
int
read(byte[] b, int off, int len)
long
skip(long n)
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Methods inherited from class java.io.InputStream
mark, markSupported, nullInputStream, readAllBytes, readNBytes, readNBytes, reset, transferTo
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Constructor Detail
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RetryingInputStream
public RetryingInputStream(T object, ObjectOpenFunction<T> objectOpenFunction, com.google.common.base.Predicate<Throwable> retryCondition, @Nullable Integer maxTries) throws IOException
- Parameters:
object
- The object entity to openobjectOpenFunction
- How to open the objectretryCondition
- A predicate on a throwable to indicate if stream should retry.maxTries
- The maximum times to try. Defaults toRetryUtils.DEFAULT_MAX_TRIES
when null- Throws:
IOException
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Method Detail
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read
public int read() throws IOException
- Specified by:
read
in classInputStream
- Throws:
IOException
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read
public int read(byte[] b) throws IOException
- Overrides:
read
in classInputStream
- Throws:
IOException
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read
public int read(byte[] b, int off, int len) throws IOException
- Overrides:
read
in classInputStream
- Throws:
IOException
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skip
public long skip(long n) throws IOException
- Overrides:
skip
in classInputStream
- Throws:
IOException
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available
public int available() throws IOException
- Overrides:
available
in classInputStream
- Throws:
IOException
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close
public void close() throws IOException
- Specified by:
close
in interfaceAutoCloseable
- Specified by:
close
in interfaceCloseable
- Overrides:
close
in classInputStream
- Throws:
IOException
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