Tools for Daily use
JSON Viewer and XPath Workbook
Suresh Krishna
Oracle Inc.
03/24/09 All rights reserved. 2009. 1

JSON Viewer (1)
 Motivation
– Wide spread JSON format
– Web 2.0 / SOA IDE development
– Analysis of JSON Request/Response from
variety of Web services
– Complexity of REST, WSDL (SOAP/RPC), RSS
web services
– Complex JSON structures
03/24/09 All rights reserved. 2009. 2

JSON Viewer (2) …
{
\"Cars\" : [
{\"Honda\": [ \"CRV\",
\"Accord\",
\"Civic\",
\"Pilot\"]},
{\"Toyota\":[ \"Camry\",
\"Corolla\",
\"Sienna\"]}
]
}
03/24/09 All rights reserved. 2009. 3

JSON Viewer (3) …
{
\"roots\": {
\"bookmark_bar\": {
\"children\": [ {
\"children\": [ {
\"date_added\": \"12880758517186875\",
\"name\": \"Example URL\",
\"type\": \"url\",
\"url\": \"http://example.com\"
}, {
\"date_added\": \"12880290253039500\",
\"name\": \"Another URL\",
\"type\": \"url\",
\"url\": \"http://example.org\"
} ],
\"date_added\": \"12880772259603750\",
\"date_modified\": \"12880772452901500\",
\"name\": \"Sample Folder\",
\"type\": \"folder\"
}, {
\"date_added\": \"12880823826333250\",
\"name\": \"Json.NET\",
\"type\": \"url\",
\"url\": \"http://james.newtonking.com/pages/json-net.aspx\";
} ],
\"date_added\": \"0\",
\"date_modified\": \"12880823831234250\",
\"name\": \"Bookmarks bar\",
\"type\": \"folder\"
},
\"other\": {
\"children\": [ ],
\"date_added\": \"0\",
\"date_modified\": \"0\",
\"name\": \"Other bookmarks\",
\"type\": \"folder\"
}
},
\"version\": 1
}
03/24/09 All rights reserved. 2009. 4

JSON Viewer (4)
 Isavailable as a view in Eclipse
 Easy to Visualize “arrays” and “hash” structures
 JSON Text -> JSON Tree
 JSON Text -> XML Tree
 Based on JSON.org Java API [www.json.org/java/index.html]
03/24/09 All rights reserved. 2009. 5

XPath Workbook (1)
 XPath Workbook
– available tools are expensive
– simple Eclipse integration
03/24/09 All rights reserved. 2009. 6

XPath Workbook (2)
 Available as a View in Eclipse
 Validate Xpath Expression
 XPath Evaluation
– Dynamic Evaluation
– Content Assist
– Remember old expressions
03/24/09 All rights reserved. 2009. 7

XPath Workbook (3)
 Future Enhancements
– Connect XML editor to input
– Auto completion to suggest all XPath functions
– XML result formatting to skip new lines
– Test and Certify on different platforms
03/24/09 All rights reserved. 2009. 8

Demo…
03/24/09 All rights reserved. 2009. 9

Resources …
JSON Viewer

– http://www.eclipseplugincentral.com/Web_Links-index-req
– http://sourceforge.net/project/showfiles.php?group_id=205
XPath Workbook

– http://code.google.com/p/xpathworkbook/
– http://code.google.com/p/xpathworkbook/wiki/XPathWorkb
– http://www.eclipseplugincentral.com/Web_Links-index-req
03/24/09 All rights reserved. 2009. 10

Tools for Daily use…
“JSON Viewer” and “XPath Workbook”
Thanks for attention !
Have Fun !
Suresh Krishna
suresh.madhuvarsu@oracle.com
03/24/09 All rights reserved. 2009. 11