org.globus.mds.webmds.xmlSources.xmlDomNode
Class NodeXmlSource

java.lang.Object
  org.globus.mds.webmds.xmlSources.xmlDomNode.NodeXmlSource

All Implemented Interfaces:

WebmdsXmlSource

public class NodeXmlSource

extends java.lang.Object

implements WebmdsXmlSource

NodeXmlSource -- calls a WebmdsNode class to get a DOM node object, and creates a Source object from it. This uses some configuration parameters from the servlet config file:

class (specified as xmlSource.sourceName.param.class in the servlet configuration)

The name of a class that implements the WebmdsNodeSource interface. This class will be called to get an XML document

class_specific_parameters (specified as xmlSource.sourceName.param.class_specific_parameters in the servlet configuration)

Additional parameters to be passed to xmlSource.sourceName.param.class.

See Also:

WebmdsNodeSource

Field Summary

private ParameterMap	initParameters
private java.lang.String	NODE_CLASS_PARAM_NAME
private java.lang.String	requestInfoString
private WebmdsUtil	webmdsUtil

Constructor Summary

NodeXmlSource()

Method Summary

java.lang.String	getRequestInfo() Queries the WebmdsNodeSource for a descriptive string and returns it.
javax.xml.transform.Source	getXmlSource(java.lang.String name, ParameterMap initParams, ParameterMap requestParams) Get an xml Source object -- call a WebmdsNodeSource class to get a Node object, make a Source object out of it, and return it.
void	init(WebmdsUtil webmdsUtil)

Methods inherited from class java.lang.Object

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

Field Detail

initParameters

private ParameterMap initParameters

NODE_CLASS_PARAM_NAME

private final java.lang.String NODE_CLASS_PARAM_NAME

See Also:

Constant Field Values

requestInfoString

private java.lang.String requestInfoString

webmdsUtil

private WebmdsUtil webmdsUtil

Constructor Detail

NodeXmlSource

public NodeXmlSource()

Method Detail

getXmlSource

public javax.xml.transform.Source getXmlSource(java.lang.String name,
                                               ParameterMap initParams,
                                               ParameterMap requestParams)
                                        throws WebmdsXmlSourceException,
                                               WebmdsConfigException,
                                               java.io.IOException

Get an xml Source object -- call a WebmdsNodeSource class to get a Node object, make a Source object out of it, and return it.

Specified by:

getXmlSource in interface WebmdsXmlSource

Parameters:

initParams - initialization parameters. This must include a "class" parameter with the path name to the file

requestParams - parameters from the http request. Passed on to the WebmdsNodeSource class.

Throws:

WebmdsXmlSourceException

WebmdsConfigException

java.io.IOException

getRequestInfo

public java.lang.String getRequestInfo()

Queries the WebmdsNodeSource for a descriptive string and returns it.

Specified by:

getRequestInfo in interface WebmdsXmlSource

init

public void init(WebmdsUtil webmdsUtil)

Specified by:

init in interface WebmdsXmlSource