Package gov.usgs.earthquake.product.io

Class DirectoryProductHandler

java.lang.Object

gov.usgs.earthquake.product.io.ObjectProductHandler

gov.usgs.earthquake.product.io.DirectoryProductHandler

All Implemented Interfaces:

ProductHandler

Direct Known Subclasses:

JsonDirectoryProductHandler, XmlDirectoryProductHandler

public class DirectoryProductHandler
extends ObjectProductHandler

Store a product to a Directory. Product attributes are stored to a file named "product.xml". All ProductOutput methods are passed to an ObjectProductOutput object, except files with non-empty paths. Files are stored in the directory, and all other product attributes are stored using the product xml format to a file name "product.xml".

Field Summary

Fields

Modifier and Type	Field	Description
static final String	PRODUCT_XML_FILENAME	The file where product attributes are stored.

Constructor Summary

Constructors

Constructor	Description
DirectoryProductHandler(File directory)	Construct a new DirectoryProductHandler object.

Method Summary

Modifier and Type	Method	Description
void	onContent(ProductId id, String path, Content content)	Extract content when path isn't empty.
void	onEndProduct(ProductId id)	Store all except product contents to product.xml.

Methods inherited from class gov.usgs.earthquake.product.io.ObjectProductHandler

close, getProduct, getProduct, onBeginProduct, onLink, onProperty, onSignature, onSignatureHistory, onSignatureVersion

Methods inherited from class java.lang.Object

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

Field Details

PRODUCT_XML_FILENAME

public static final String PRODUCT_XML_FILENAME

The file where product attributes are stored.

See Also:

• Constant Field Values

Constructor Details

DirectoryProductHandler

public DirectoryProductHandler(File directory)

Construct a new DirectoryProductHandler object.

Parameters:

directory - where product contents will be stored.

Method Details

onContent

public void onContent(ProductId id,
 String path,
 Content content)
               throws Exception

Extract content when path isn't empty.

Specified by:

onContent in interface ProductHandler

Overrides:

onContent in class ObjectProductHandler

Parameters:

id - which product.

path - path to content within product.

content - the product content.

Throws:

Exception - if error occurs

onEndProduct

public void onEndProduct(ProductId id)
                  throws Exception

Store all except product contents to product.xml.

Specified by:

onEndProduct in interface ProductHandler

Overrides:

onEndProduct in class ObjectProductHandler

Parameters:

id - which product.

Throws:

Exception - if error occurs