com.esri.gpt.control.georss
Class DcatJsonFeedWriter

java.lang.Object
  com.esri.gpt.control.georss.ExtJsonFeedWriter
      com.esri.gpt.control.georss.DcatJsonFeedWriter

All Implemented Interfaces:

FeedWriter

Direct Known Subclasses:

Dcat11JsonFeedWriter

public class DcatJsonFeedWriter
extends ExtJsonFeedWriter

Writes Dcat json response of search results using dcat mappings.

Field Summary

protected DcatSchemas

dcatSchemas

Fields inherited from class com.esri.gpt.control.georss.ExtJsonFeedWriter

context, DF, LOG, messageBroker, parameterMap, predicateBanned, query, writer

Constructor Summary

protected	DcatJsonFeedWriter(HttpServletRequest request, RequestContext context, PrintWriter writer, RestQuery query, Boolean pretty)
protected	DcatJsonFeedWriter(Map<String,String[]> parameterMap, RequestContext context, PrintWriter writer, RestQuery query, Boolean pretty)
	DcatJsonFeedWriter(RequestContext context, PrintWriter writer, RestQuery query)

Method Summary

protected Set<String>	buildOutFieldsSet() Builds collection of names of fields for output.
protected boolean	checkAttr(String attrName) Checks if attribute of a given name can be printed.
protected Properties	makeDefaultValues()
protected void	printArg2(String argName, String argVal, boolean more) Prints argument.
protected void	printAttributesUserDcatMappings(IFeedRecord r, boolean before) Prints attributes using dcat mappings
protected void	printLink(ResourceLink link, boolean more, String format) Prints a link.
protected void	printLinkArg(String argName, String argVal, boolean more) Prints argument.
protected void	printLinks(ResourceLinks links, boolean more, boolean before) Prints all links.
protected void	printRecord(IFeedRecord r, Envelope env, boolean more) Prints record.
protected void	printRecords(IFeedRecords records, boolean more) Prints all records.
void	write(IFeedRecords records) Writers records.

Methods inherited from class com.esri.gpt.control.georss.ExtJsonFeedWriter

coord, createInstance, createInstance, getConfigParam, getMessageBroker, getOutputSpatialReference, getRequestParam, guessServiceUrn, hasRequestParam, levelDown, levelUp, print, printAPI, printArg, printArg, printAttr, printAttr, printAttributes, printField, printGeometry, printLink, printLink, printLinks, println, printPolygon, printPolygonShape, printResources, printTab, setMessageBroker, sp, writeCountOnly, writeIdsOnly

Methods inherited from class java.lang.Object

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

Field Detail

dcatSchemas

protected DcatSchemas dcatSchemas

Constructor Detail

DcatJsonFeedWriter

protected DcatJsonFeedWriter(HttpServletRequest request,
                             RequestContext context,
                             PrintWriter writer,
                             RestQuery query,
                             Boolean pretty)

DcatJsonFeedWriter

protected DcatJsonFeedWriter(Map<String,String[]> parameterMap,
                             RequestContext context,
                             PrintWriter writer,
                             RestQuery query,
                             Boolean pretty)

DcatJsonFeedWriter

public DcatJsonFeedWriter(RequestContext context,
                          PrintWriter writer,
                          RestQuery query)

Method Detail

makeDefaultValues

protected Properties makeDefaultValues()

write

public void write(IFeedRecords records)

Description copied from interface: FeedWriter

Writers records.

Specified by:

write in interface FeedWriter

Overrides:

write in class ExtJsonFeedWriter

Parameters:

records - records to write

printRecords

protected void printRecords(IFeedRecords records,
                            boolean more)

Prints all records.

Overrides:

printRecords in class ExtJsonFeedWriter

Parameters:

records - records to print

more - true if more info will be printed after that section

printRecord

protected void printRecord(IFeedRecord r,
                           Envelope env,
                           boolean more)

Prints record.

Overrides:

printRecord in class ExtJsonFeedWriter

Parameters:

r - record to print

env - envelope

more - true if more info will be printed after that section

printAttributesUserDcatMappings

protected void printAttributesUserDcatMappings(IFeedRecord r,
                                               boolean before)

Prints attributes using dcat mappings

Parameters:

r - record

before - true if more info will be printed after that section

printArg2

protected void printArg2(String argName,
                         String argVal,
                         boolean more)

Prints argument.

Parameters:

argName - argument name

argVal - argument value

more - flag to indicate if there will be more arguments

printLinks

protected void printLinks(ResourceLinks links,
                          boolean more,
                          boolean before)

Prints all links.

Parameters:

links - collection of resource links

more - true if more elements are coming

before - flag to indicate if there will be more arguments

printLink

protected void printLink(ResourceLink link,
                         boolean more,
                         String format)

Prints a link.

Parameters:

link - resource link

more - flag to indicate if there will be more arguments

format - format

printLinkArg

protected void printLinkArg(String argName,
                            String argVal,
                            boolean more)

Prints argument.

Parameters:

argName - argument name

argVal - argument value

more - flag to indicate if there will be more arguments

checkAttr

protected boolean checkAttr(String attrName)

Checks if attribute of a given name can be printed.

Overrides:

checkAttr in class ExtJsonFeedWriter

Parameters:

attrName - attribute name

Returns:

true if attribute can be printed

buildOutFieldsSet

protected Set<String> buildOutFieldsSet()

Builds collection of names of fields for output.

Overrides:

buildOutFieldsSet in class ExtJsonFeedWriter

Returns:

set of fields names.