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com.metamx.common.guava.ResourceClosingSequence Maven / Gradle / Ivy
package com.metamx.common.guava;
import com.google.common.io.Closeables;
import java.io.Closeable;
/**
*/
public class ResourceClosingSequence extends YieldingSequenceBase
{
private final Sequence baseSequence;
private final Closeable closeable;
public ResourceClosingSequence(Sequence baseSequence, Closeable closeable)
{
this.baseSequence = baseSequence;
this.closeable = closeable;
}
@Override
public Yielder toYielder(
OutType initValue, YieldingAccumulator accumulator
)
{
final Yielder baseYielder;
try {
baseYielder = baseSequence.toYielder(initValue, accumulator);
}
catch (RuntimeException e) {
Closeables.closeQuietly(closeable);
throw e;
}
return new ResourceClosingYielder(baseYielder, closeable);
}
}
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