Annotate

Examples of <annotate> to add nodes and data to existing nodes.

FeedAggregationSample

Normalizes all RSS feed types to Atom using feedtype='atom' attribute in directinvoke.

Assign to Expressions

Examples of <assign>.

Format as CSV

Example of outputing a mashable result in CSV format.

Example using FormatAsCSV macro.

Dynamic EMML

Example of how to create a mashup script dynamically and invoke it within another mashup.

Examples of <script> and executeDynamicEMML macro.

Dynamic Filter

Example of invoking a web service and performing a filter based on dynamic filtering criteria.

Example of mashup expressions and <filter>.

Dynamic Invoke

Example of invoking a mashables that is specified dynamically. This sample invokes the Twitter search web service to find tweets for a term specified as input parameter. Outputs all tweets found.

Example of <foreach> and <appendresult>.

Encoding

Examples of setting the character encoding for results.

Scripting POJOs

Example of handling encryption using <script> and Java classes.

Try/Catch

Examples of <try>/<catch> for SQL statements, XSLT or other common EMML statements.

Forceably return in loops

Examples of <return> to set the mashup result and forcibly return it based on exceptions.

Try/Catch for REST

Examples of <try>/<catch> for invocation exceptions from <directinvoke> for REST web services or web feeds.

Try/Catch for SOAP

Examples of <try>/<catch> for invocation exceptions from <directinvoke> when the response is a SOAP fault.

Throw Exception

Examples using <throw> to throw exceptions from a mashup and a macro.

Fault Handling

Example of using error variables from mashable invocations to control processing.

Example of <if>, <elseif> and <else>.

Finance News

Uses web clipping from Google Finance News site to clip and output only specific content.

Examples of <template> to have dynamic XPath expressions, <assign>, <foreach> and <appendresult>.

Scripting with Groovy

Example of scripting in a mashup using Groovy.

Data Aggregations using For Each

Example of grouping using <foreach> and <appendresult>.

Data Aggregation using Group By

Example of single and nested grouping with <group>.

JsonPostPayloadSample

Demonstrates doing a HTTP POST of JSON document to Mashup and further manipulation of the JSON document using JSON.parse() and JSON.stringify() methods in javascript.

Scripting using Javascript

Example using inline JavaScript in a mashup.

Join

Demonstrates how two information sources can be joined based on a simple criteria.

Join with Functions

Example of <join> using XPath functions in the join criteria. Also uses <select> to build the joined output.

Join with Select

Example of <join> using <select> to build the joined output.

Macros

Examples of simple macro definitions (custom EMML statements) and how to use them in a mashup.

Union

Example of <merge>.

Union of Nodesets

Examples of <merge> when the results are node sets rather than well-formed documents.

ModifyDocument

In-place modification of XML DOM element values using <assign mode="replace" .. ./>

newMashup

Illustrates usage of ISO Date format function.

Invocation Error Handling

Example of the onerror attribute to control mashup processing when invocation errors occur.

Example of <if> with <elseif> and <else> subclauses.

Outer Join

Example of an outer join using XQuery.

HttpMethodsSample

Sample invocation of REST API using various HTTP methods - OPTIONS, HEAD, POST, PUT and DELETE

Filter

Example of filtering results from a syndicated web feed.

Data Splitter with Select

Example of <select> statement to filter selected nodes from each item in the result.

SelfJoin

Technique for doing SQL-like self join using EMML join statement.

Sort using Functions

Examples of <sort>.

User-Defined Functions

Example of using a custom XPath function.

SPARQLQuery

Constructs a SPARL query using Groovy <script/> and invokes a semantic web service to execute it.

SqlResetService

Utility Service

SQL

Examples of <sql> statement for database queries or stored procedures.

Example of <sqlUpdate> and SQL transaction statements.

tryLoadCatch

Uses EMML exception handling mechanism to initialize cache from a datasource on first-invocation and subsequently serves data from this cache.

Unique

Example of <filter> to ensure unique results.

Web Clipping

Example of web clipping from a web site.

While Loop

Examples of <while>.

XQuery

Example using XQuery.

XSLT

Example of using XSLT to transform results in a mashup.

Yahoo Finance Stock Quote

Example builds a dynamic URL with <template> to web clip information from Yahoo Financial. Uses <assign> and XPath to perform complex clipping and also dynamic mashup expressions within <constructor> to define the result.