org.microbean.helm.chart

Class ZipInputStreamChartLoader

java.lang.Object

org.microbean.helm.chart.AbstractChartLoader<T>

org.microbean.helm.chart.StreamOrientedChartLoader<ZipInputStream>

org.microbean.helm.chart.ZipInputStreamChartLoader

All Implemented Interfaces:

Closeable, AutoCloseable

public class ZipInputStreamChartLoader
extends StreamOrientedChartLoader<ZipInputStream>

A StreamOrientedChartLoader<ZipInputStream> that creates ChartOuterClass.Chart instances from ZipInputStream instances.

Author:

Laird Nelson

See Also:

toNamedInputStreamEntries(ZipInputStream), StreamOrientedChartLoader

Constructor Summary

Constructors

Constructor and Description
ZipInputStreamChartLoader() Creates a new ZipInputStreamChartLoader.

Method Summary

Modifier and Type	Method and Description
void	close() Does nothing on purpose.
protected Iterable<? extends Map.Entry<? extends String,? extends InputStream>>	toNamedInputStreamEntries(ZipInputStream stream) Converts the supplied ZipInputStream into an Iterable of Map.Entry instances, each of which consists of an InputStream representing an entry within the archive together with its name.

Methods inherited from class org.microbean.helm.chart.StreamOrientedChartLoader

createTemplateBuilder, installAny, installConfig, installMetadata, load, load

Methods inherited from class org.microbean.helm.chart.AbstractChartLoader

load

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ZipInputStreamChartLoader

public ZipInputStreamChartLoader()

Creates a new ZipInputStreamChartLoader.

Method Detail

toNamedInputStreamEntries

protected Iterable<? extends Map.Entry<? extends String,? extends InputStream>> toNamedInputStreamEntries(ZipInputStream stream)
                                                                                                   throws IOException

Converts the supplied ZipInputStream into an Iterable of Map.Entry instances, each of which consists of an InputStream representing an entry within the archive together with its name.

This method never returns null.

Overrides of this method are not permitted to return null.

Specified by:

toNamedInputStreamEntries in class StreamOrientedChartLoader<ZipInputStream>

Parameters:

stream - the ZipInputStream to read; must be non-null or an effectively empty Iterable will be returned

Returns:

a non-null Iterable of Map.Entry instances representing named InputStreams

Throws:

IOException - if there is a problem reading from the supplied ZipInputStream

close

public void close()
           throws IOException

Does nothing on purpose.

Throws:

IOException - if a subclass has overridden this method and an error occurs