Space: Apache Tuscany Docs 2.x 
(https://cwiki.apache.org/confluence/display/TUSCANYxDOCx2x)
Page: Samples 
(https://cwiki.apache.org/confluence/display/TUSCANYxDOCx2x/Samples)


Edited by Simon Laws:
---------------------------------------------------------------------
h1. {color:#003366}{*}Tuscany Samples{*}{color}

{color:#000000}The Tuscany Samples are shipped with Tuscany binary and source 
releases. If you are using tuscany from a release distribution then make sure 
you are looking at the documentation that corresponds to the samples as they 
stood at the time of the release.{color}

[2.0-beta samples documentation|TUSCANYxDOCx2x:2.0-beta-Samples documentation]

If however you are working with a snapshot distribution, or using samples code 
from the trunk of our source repository, then you've come to the right place, 
as the documentation here reflects the current status of the samples in the 
trunk of our source tree.

In a distribution, the samples source code is found in the samples directory, 
directly under the root directory. The following sections are laid out to match 
the structure of the samples directory and its subdirectories.

If you're new to Tuscany SCA start with the getting-started. Samples are 
generally presented in the form on an SCA contribution (look for directories 
ending in "-contribution") or as a webapp (look for directories ending in 
"-webapp"). The directories getting-started, learning-more and applications all 
contain sample SCA contributions of increasing complexity. The running-tuscany 
directory describes the various ways you can start the Tuscany runtime and 
install contributions. For each sample contribution described in this document 
we do suggest an example way to install it and start the composites it contains 
however the other approaches in running-tuscany should also work for most 
sample contributions. The extending-tuscany directory contains some examples of 
how to build new binding and implementation extensions for using in Tuscany.

In the following text we us <some_text> to mean you have to replace it with 
whatever is appropriate in your environment. For example <tuscany_bin_distro> 
means the directory in which you install the Tuscany binary distribution.

Instructions are colour coded as follows:

{panel:bgColor=pink}
Instructions in pink boxes are for the Ant user
{panel}
{panel:bgColor=silver}
Instructions in silver boxes are for the Maven user
{panel}

{toc:outline=true|minLevel=2}

h2. getting-started

SCA defines a concept called a Contribution which is the way that SCA composite 
applications are packed for deployment. See [sca introduction] for more 
information on SCA concepts.

The getting-started samples consist of simple SCA contributions that you can 
build and run as your first step to getting up and running with the Tuscany SCA 
Java runtime.

You can build the sample contributions with either Maven or Ant and the 
running-tuscany directory contains information about the various ways you can 
start Tuscany and run these contributions.

h3. helloworld-contribution

This is the simplest contribution. This contribution describes a composite 
application with a single component implemented in Java. The component's Java 
implementation provides service "business logic" for saying hello to a person 
whose name is supplied as input to the service.

{panel:bgColor=pink}
To build this contribution using Ant do the following:

TODO
{panel}

{panel:bgColor=silver}
To build this contribution using Maven do the following:

{code}
cd helloworld-contribution
mvn
{code}

This will produce the contribution as follows:

{code}
helloworld-contribution/target/helloworld-contribution.jar
{code}

You can run the contribution using Maven by doing the following:

{code}
cd helloworld-contribution
mvn tuscany:run
{code}
{panel}

{note:title=TODO}
And then what? (!)
{note}

{note:title=TODO}
need description of structure and operation this application once we've decided 
what that should be
{note}

For more information on getting started with the Apache Tuscany SCA Java 
runtime see the [getting started] page.

h3. helloworld-webapp

This sample is not a contribution in it's own right but demonstrates how to run 
the helloworld-contribution inside a web application.

{panel:bgColor=silver}
To build this contribution using Maven do the following:

{code}
cd helloworld-webapp
mvn
{code}
This will produce a webapp as follows:

{code}
helloworld-webapp/target/helloworld.war
{code}
{panel}

You can run this webapp by deploying it to you're favourite webapp container. 
For example, you can deploy to Tomcat and run as follows:
{code}
cp helloworld-webapp/target/helloworld.war my_tomcat_install/webapps
my_tomcat_install/bin/catalina run
{code}

{note:title=TODO}
This sample webapp doesn't provide any web pages so how to make it do something?
{note}

{note:title=TODO}
need description of structure and operation this application once we've decided 
what that should be
{note}

{note:title=TODO}
For more information on creating webapps to run SCA contributions with Tuscany 
see - ?
{note}

h3. callback-api
{note:title=TODO}
{color:#000000}This feels like a learning-more sample. I wouldn't focus on 
callbacks with the first time user{color}
{note}

h3. sca-scopes
{note:title=TODO}
{color:#000000}This feels like a learning-more sample. I wouldn't focus on 
scopes with the first time user{color}
{note}

h3. sca-include-contribution
{note:title=TODO}
{color:#000000}This feels like a learning-more sample. I wouldn't focus on 
inclusion with the first time user{color}
{note}

h2. running-tuscany

Running something in Tuscany requires one or more contributions, and a method 
of launching the contributions to make the services they provide available. The 
sections below describes various means of launching contributions with the 
Tuscany SCA Java runtime. It's not important that you try all of these but they 
show you what's possible and hopefully show you how to use Tuscany in an 
environment that makes sense to you.

Some of the running-tuscany sub-directories just contain a README that gives 
you instructions. For example, maven just tells you how to configure and run 
contributions using the maven-tuscany-plugin. Others contain code. For example, 
embedded-jse contains simple Java launchers that show you how to start some of 
the sample contributions from a Java program.

The sample contributions in getting-started and learning-more should work 
regardless of which approach you adopt. However some approaches, like 
embedded-jse, don't have launchers for every single sample contribution.

h3. command-line

You can execute a sample contribution from the command line on Windows or Linux.

{note:title=TODO}
Waiting for tuscany.bat to be reworked before correcting
{note}

To execute a sample contribution from the command line

on Windows, from a command prompt in the samples directory, run the command ...

{code}
<tuscany_din_distro>\bin\tuscany.bat "contribution-name"
{code}

for example

{code}
cd 
<tuscany_din_distro>\samples\learning-more\binding-sca\calculator-contribution
<tuscany_din_distro>\bin\tuscany.bat 
sample-binding-sca-calculator-contribution.jar
{code}

or on \*nix platforms, from a shell prompt in the samples directory, run the 
command ...

{code}
cd 
<tuscany_din_distro>/samples/learning-more/binding-sca/calculator-contribution
<tuscany_din_distro>/bin/tuscany.sh 
sample-binding-sca-calculator-contribution.jar
{code}

h3. eclipse

To import sample contributions into Eclipse you first need to import the 
Tuscany runtime. You then need to import the sample contribution into Eclipse 
as a project. Instructions for doing both of these things can be found here

[http://tuscany.apache.org/import-existing-tuscany-sca-projects-into-eclipse.html]



Note. these instructions refer to our 1.x code base but it holds true for our 
2.x code base.

Once you have a contribution imported into Eclipse and cleanly compiling 
against the Tuscany runtime jars you probably want to be able to run and debug 
it. The easiest way to do this is with a simple Java launcher. If you import 
the running-tuscany/embedded-jse project into Eclipse you'll see a number of 
such launcher programs which you can copy to launch the contribution(s) of your 
choice. Alternatively you can add a JUnit test case to the contribution that 
starts Tuscany and launches the contribution. See maven-junit as an example of 
how to do this.

h3. embedded-jse

This directory contains sample java launchers for the some of the Tuscany 
sample contributions from the learning-more directory. It shows you how to 
embed the Tuscany runtime in a Java program. To make you're own launchers 
simply copy and existing one and change the details of the contribution being 
loaded. You'll note that the same launcher code is used inside the contribution 
unit test demonstrated by maven-junit.

{panel:bgColor=pink}
To use the sample JSE launchers with ant execute the command
{code}
ant <contributionname>
{code}

where <contributionname> is one of the targets in the provided build.xml file
{panel}

{panel:bgColor=silver}
To use the sample JSE launchers from Maven do the following:

{code}
cd embedded-jse
mvn
{code}
This runs a JUnit test case that runs all the launchers in turn.
{panel}

h3. embedded-osgi

The Tuscany runtime jars will also work within an OSGi enviroment. If you want 
to load them into a vanilla OSGi environment see the osgi directory. If you 
want Tuscany to create an OSGi environment for you this directory contains 
launchers that do just that.

{panel:bgColor=pink}
To use the sample OSGI launchers with ant do the following:

{code}
cd embedded-osgi
ant <contributionname>
{code}

where <contributionname> is one of the targets in the build.xml file
{panel}

{panel:bgColor=silver}
To use the sample JSE launchers from Maven do the following:

{code}
cd embedded-osgi
mvn
{code}
This runs a JUnit test case that runs all the launchers in turn.
{panel}

h3. maven

Maven can be used to install contributions. Tuscany has a special plugin 
(maven-tuscany-plugin) that makes this happen. Look for contributions that have 
the following configuration in their pom.xml file:

{code}
<plugin>
<groupId>org.apache.tuscany.maven.plugins</groupId>
<artifactId>maven-tuscany-plugin</artifactId>
<version>2.0-SNAPSHOT</version>
</plugin>
{code}

For contributions that have this, for example, 
learning-more/binding-sca/contribution-calculator, do the following

cd samples/learning-more/binding-sca/contribution-calculator
mvn tuscany:run

This will install the contribution in the Tuscany runtime, start the composite 
it contains, and then wait. At this point you can use
other clients to send messages to services that the running SCA applcation 
exposes, for example, try learning-more/sca-client/calculator-scaclient.

h3. maven-junit

Maven will run JUnit tests found in a module's src/test/java directory 
automatically. If you use embedded-jse style code in the JUnit test to install 
a contribution and start any composites it contains they you can unit test your 
contributions. This directory contains a contribution and a unit test which 
installs the contribution using very similar code to that found in embedded-jse.

To run the contributions unit test do the following:

{code}
cd maven-junit/calculator-contribution
mvn
{code}

h3. maven-junit-osgi

You can use a special Tuscany Maven plugin (maven-osgi-junit-plugin) to unit 
test contributions in a JUnit environment. This relies on adding some 
configuration to the Maven pom.xml. For example, if you look in 
maven-junit-osgi/calculator-osgi you'll see:

{code}
            <plugin>
                <groupId>org.apache.tuscany.maven.plugins</groupId>
                <artifactId>maven-osgi-junit-plugin</artifactId>
                <version>1.0</version>
                <dependencies>
                   <dependency>
                      <groupId>org.apache.tuscany.sca</groupId>
                      <artifactId>tuscany-node-launcher-equinox</artifactId>
                      <version>${pom.version}</version>
                   </dependency>
                </dependencies>
                <executions>
                    <execution>
                        <id>osgi-test</id>
                        <phase>test</phase>
                        <goals>
                            <goal>test</goal>
                        </goals>
                        <configuration>
                            <systemProperties>
                                <property>
                                    <name>osgi.configuration.area</name>
                                    
<value>${project.build.directory}/equinox</value>
                                </property>
                            </systemProperties>
                        </configuration>
                    </execution>
                </executions>
            </plugin>
{code}

This configures the maven-osgi-junit-plugin to use the 
tuscany-node-launcher-equinox to install the contribution represented by the 
calculator-osgi directory. As an alternative to this configuration you could 
use the contents of tuscany-node-launcher-equinox directly in your JUnit test 
to launch the Tuscany runtime using OSGi.

To run the contributions unit test do the following:

{code}
cd maven-junit/calculator-contribution
mvn
{code}

h3. osgi

The Tuscany runtime can be run in a vanilla OSGi container such as Equinox. To 
do this you have to:

- launch the OSGi container itself
- load the Tuscany runtime bundles (all our jars are bundles) into the container
- install a contribution packaged as an OSGi bundle

For example, to install a contribution in Equinox do the following

On Windows, run

{code}
java -jar ..\..\..\modules\osgi-3.5.0-v20090520.jar -configuration 
..\..\..\features\configuration -clean -console
{code}

On \*Unix, run

{code}
java -jar ../../../modules/osgi-3.5.0-v20090520.jar -configuration 
../../../features/configuration -clean -console
{code}

You should see the osgi console:

{code}
osgi>

osgi> Jun 22, 2009 1:32:27 PM 
org.apache.tuscany.sca.extensibility.equinox.EquinoxServiceDiscoveryActivator 
start

INFO: Equinox-based service discoverer is now configured.

{code}

You can run "ss" command under the osgi> to see the status of the bundles.

{code}
osgi> ss
{code}

Then you can install and start contributions as bundles by doing the following:

{code}
osgi> install file:./path/to/<contribution_bundle.jar>
{code}

Note that <contribution_bundle.jar> will need an activator in order to register 
the bundle as a SCA contribution

Running on Felix

See 
[http://tuscany.apache.org/documentation-2x/running-tuscany-sca-2x-with-equinox-and-felix.html]


h3. shell

This directory contains a sample shell program supporting simple commands to 
start and stop SCA composites.

{note:title=TODO}
We currently have two similar approaches available (see command-line). We need 
to merge the two together.
{note}

To build the sample shell do this:
{code}
mvn install
{code}
To run it:
{code}
./sca
{code}

at the prompt:
{code}
start myNode ../../applications/store/target/sample-store.jar
{code}
or:
{code}
start myNode 
http://people.apache.org/~jsdelfino/tuscany/java/test/sample-store.jar
{code}
also try:
{code}
status
stop myNode
bye
{code}
Starting and stopping composites is pretty fast. To see that, try the following
two scripts, which start/stop the sample store composite 10 times.
{code}
./sca <scripts/test.txt
{code}
or
{code}
./sca <scripts/test-remote.txt
{code}

The shell can also run as a Webapp. To try it install target/scashell.war in
a Web container, point your Web browser to [http://localhost:8080/scashell]
and try the links on that page.

h3. webapp

Tuscany can be embedded inside a webapp alongside one or more SCA 
contributions. To execute sample webapp based contributions (contributions that 
have webapp at the end of their name) you can build the contribution using 
maven and then copy the resulting war file to your container of choice

For example, for binding-jsonrpc/contribution-calculator-webapp, do the 
following:

{code}
cd samples/binding-jsonrpc/contribution-calculator-webapp
mvn
cp target/sample-contribution-binding-jsonrpc-calculator-webapp.war 
<your_container_deployment-dir>
{code}

As an alternative, sample webapp based contributions can be run within Jetty 
directly from Maven, look for webapp contributions that have the following 
configuration in their pom.xml file:

{code}
<plugin>
    <groupId>org.mortbay.jetty</groupId>
    <artifactId>maven-jetty-plugin</artifactId>
    <version>6.1.18</version>
</plugin>
{code}

For contributions that have this, for example, 
binding-jsonrpc/contribution-calculator-webapp, do the following

{code}
cd samples/binding-sca/contribution-calculator
mvn jetty:run
{code}

This will launch the contribution in the Jetty runtime and then wait. At this 
point you can use HTTP clients to send messages to services that the running 
SCA applcation exposes. For this example try pointing your browser at:

{code}
http://localhost:8080/sample-binding-jsonrpc-calculator-webapp/
{code}

h2. learning-more

The samples found in the contributions below illustrate more of SCA and 
Tuscany's features in action. The contributions here are primarily focused on 
demonstrating the various SCA extensions that the Tuscany runtime supports, for 
example, bindings and implementations. The directories are named to let you 
easily find a sample of the extension you're interested in.

You can identify contributions here as the name of the directory from which 
they are built ends with "-contribution". There are also webapp samples here. 
The names of these directories end with "-webapp".

Refer to the information above in the "running-tuscany" section to find the 
various options for installing these sample contributions. We present an single 
default approach for each sample as an example.

h3. async

This sample demonstrates the SCA asynchronous progamming model in action as 
typified by services that are configured with the asyncInvocation intent. For 
example, from calculator-contribution

{code}
@Remotable
@AsyncInvocation
public interface CalculatorServiceAsync {
    void calculateAsync(Integer n1, ResponseDispatch<String> response);
}
{code}

A client component can access an asynchronous service either synchronously or 
asynchronously. Asynchronous reference interfaces also have a special form, 
again from calculator-contribution:

{code}
@Remotable
public interface CalculateReferenceAsync {
        // Sync
        public String calculate(Integer i1);

        // Aysnc Poll
        public Response<String> calculateAsync(Integer i1);

        // Async Callback
        public Future<String> calculateAsync(Integer i1, AsyncHandler<String> 
handler);
}
{code}

h4. calculator-contribution

This contribution defines synchronous and asynchronous component services and a 
client component which references both. During the test the client component 
exercise all three styles of reference interface operation against both the 
synchronous and asynchronous service.

{panel:bgColor=pink}
The contribution can be built using Ant as follows:

{code}
cd learning-more/async/calculator-contribution
ant
{code}

The contribution can be installed and the composite it contains run using Ant 
as follows

{code}
cd running-tuscany/embedded-jse
ant sample-implementation-java-calculator-async-contribution
{code}
{panel}

{panel:bgColor=silver}
The contribution can be built using Maven as follows:

{code}
cd learning-more/async/calculator-contribution
mvn
{code}

The contribution can be installed and the composite it contains run using Maven 
as follows

{code}
cd running-tuscany/embedded-jse
mvn
{code}

This will run several contributions including the 
sample-implementation-java-calculator-async-contribution.
{panel}

h3. binding-comet

The Comet protocol allows a servlet to process IO asynchronously, receiving 
events when data is available for reading on the connection (rather than always 
using a blocking read), and writing data back on connections asynchronously 
(most likely responding to some event raised from some other source).

h4. weather-webapp

Executing the command "mvn" in this sample project creates a web archive 
suitable for deployment to Tomcat.  It makes use of the tuscany comet binding.

{panel:bgColor=silver}
The webapp can be built using Maven as follows:

{code}
cd learning-more/binding-commet/weather-webapp
mvn
{code}
{panel}

The webapp can be installed and run as follows:

{code}
cd learning-more/binding-commet/weather-webapp
cp target/sample-binding-comet-1.0.war <your_container_deployment-dir>
start the container as appropriate
{code}

h3. binding-jms

This binding supports message orient communication via the JMS API.

h4. helloworld-webapp

This contribution packages an SCA application inside a webapp. The application 
has two components which exchange helloworld style messages over the JMS 
binding. 

{panel:bgColor=silver}
The webapp can be built using Maven as follows:

{code}
cd learning-more/binding-jms/helloworld-webapp
mvn
{code}
{panel}

The webapp can be installed and run as follows:

{code}
cd learning-more/binding-jms/helloworld-webapp
cp target/helloworld-jms.war <your_container_deployment-dir>
start the container as appropriate
{code}

{warning:title=TODO}
By rights the webapp should be called sample-binding-jms-helloworld-webapp.war
{warning}

Once the webapp is deployed point your browser at:

{code}
http://localhost:8080/helloworld-jms/
{code}

h3. binding-jsonrpc

This binding supports communication over the JSON-RPC protocol.

h4. calculator-contribution

This sample demonstrates using the simple calculator service component which 
makes use of four other services for add, subtract, multiply and divide 
functions. In this variant of the calculator sample the AddService is 
configured to be invoked using the JSON-RPC protocol. You can see the 
configuration by looking in the src/main/resources/Calculator.composite xml 
file.

{panel:bgColor=pink}
The contribution Jar can be built using Ant as follows:

{code}
cd learning-more/binding-jsonrpc/calculator-contribution
ant
{code}

The contribution can be installed and the composite it contains run using Ant 
as follows:

{code}
cd running-tuscany/embedded-jse
ant sample-implementation-java-calculator-async-contribution
{code}
{panel}

{panel:bgColor=silver}
The contribution Jar can be built using Maven as follows:

{code}
cd learning-more/binding-jsonrpc/calculator-contribution
mvn
{code}

The contribution can be installed and the composite it contains run using Maven 
as follows

{code}
cd running-tuscany/embedded-jse
mvn
{code}

This will run several contributions including the 
sample-implementation-java-calculator-async-contribution.
{panel}

h4. calculator-webapp

This contribution packages the same calculator-contribution inside a webapp. 

{panel:bgColor=silver}
The webapp can be built using Maven as follows:

{code}
cd learning-more/binding-jsonrpc/calculator-webapp
mvn
{code}
{panel}

The webapp can be installed and run as follows:

{code}
cd learning-more/binding-jsonrpc/calculator-webapp
cp target/sample-binding-jsonrpc-calculator-webapp.war 
<your_container_deployment-dir>
start the container as appropriate
{code}

Once the webapp is deployed point your browser at:

{code}
http://localhost:8080/sample-binding-jsonrpc-calculator-webapp/
{code}

h3. binding-rmi

In this example the calculator function is split over two contributions in 
order to demonstrate the remote method invocation binding (binding.rmi). The 
calculator-service-contribution contains a composite which defines a 
CalculatorServiceComponent which exposes a CalculatorService using binding.rmi. 
The calculator-reference-contribution contains a composite which also defines a 
CalculatorServiceComponent but which in this case calls the add, subtract, 
multiple and divide operations offered by the component in the 
calculator-service-contribution. The two contributions are run using separate 
Tuscany nodes and the resulting components communicate over RMI. Both 
contributions must be deployed and started for the sample to work;

{panel:bgColor=pink}
The contributions can be installed and the composite they contain run using Ant 
as follows:

{code}
cd running-tuscany/embedded-jse
ant sample-binding-rmi-calculator-contribution
{code}
{panel} 

{panel:bgColor=silver}
The contributions can be installed and the composite they contain run using Ant 
as follows:

{code}
cd running-tuscany/embedded-jse
mvn
{code}

This will run several contributions including the binding-rmi sample 
contributions
{panel}

h4. calculator-service-contribution

This contribution defines a CalculatorServiceComponent whose add, subtract, 
multiply and divide operations are available over RMI. 

{panel:bgColor=pink}
The contribution Jar can be built using Ant as follows:

{code}
cd learning-more/binding-rmi/calculator-service-contribution
ant
{code}
{panel}

{panel:bgColor=silver}
The contribution Jar can be built using Maven as follows:

{code}
cd learning-more/binding-rmi/calculator-service-contribution
mvn
{code}
{panel}


h4. calculator-reference-contribution

This contribution defines a CalculatorServiceComponent which accesses the 
service version of the component using binding.rmi.

{panel:bgColor=pink}
The contribution Jar can be built using Ant as follows:

{code}
cd learning-more/binding-rmi/calculator-reference-contribution
ant
{code}
{panel}

{panel:bgColor=silver}
The contribution Jar can be built using Maven as follows:

{code}
cd learning-more/binding-rmi/calculator-reference-contribution
mvn
{code}
{panel}

h3. binding-sca

This sample is the simplest sample other than that shown in the getting 
starting section. It uses the default SCA protocol for communicating between 
the various components of the caluclator application.

h4. calculator-contribution
The service and reference definitions in the Calculator.composite and 
CalculatorClient.composite files have no binding attributes, thereby defaulting 
to the SCA binding for communication between the running instances of the 
components.

{panel:bgColor=pink}
The contribution Jar can be built using Ant as follows:

{code}
cd learning-more/binding-sca/calculator-contribution
ant
{code}

The contribution can be installed and the composite it contains run using Ant 
as follows:

{code}
cd running-tuscany/embedded-jse
ant sample-binding-sca-calculator-contribution
{code}
{panel}

{panel:bgColor=silver}
The contribution Jar can be built using Maven as follows:

{code}
cd learning-more/binding-sca/calculator-contribution
mvn
{code}

The contribution can be installed and the composite it contains run using Maven 
as follows

{code}
cd running-tuscany/embedded-jse
mvn
{code}

This will run several contributions including the 
sample-binding-sca-calculator-contribution.
{panel}

h3. binding-ws

The web service binding allows components to expose and call services using 
SOAP formatted messages primarily over HTTP. 

h4. calculator-contribution

This contribution provides the four arithmetic operations in the calculator 
service, with the AddService being accessible as a web service via the URL 
http://localhost:8085/AddServiceComponent, as configured in the 
Calculator.composite file.

{panel:bgColor=pink}
The contribution Jar can be built using Ant as follows:

{code}
cd learning-more/binding-ws/calculator-contribution
ant
{code}

The contribution can be installed and the composite it contains run using Ant 
as follows:

{code}
cd running-tuscany/embedded-jse
ant sample-binding-ws-calculator-contribution
{code}
{panel}

{panel:bgColor=silver}
The contribution Jar can be built using Maven as follows:

{code}
cd learning-more/binding-ws/calculator-contribution
mvn
{code}

The contribution can be installed and the composite it contains run using Maven 
as follows

{code}
cd running-tuscany/embedded-jse
mvn
{code}

This will run several contributions including the 
sample-binding-sca-calculator-contribution.
{panel}

h4. contribution-helloworld-ws-sdo

This sample demonstrates an SCA reference that uses a web service binding which 
works with SDO. Instead if using JAXB style Java beans in the service interface 
they are replaced with SDO object. 

{note:title=TODO}
{color:#000000}Sample not currently enabled - awaiting SDO support{color}
{note}

h3. distributed-osgi

These samples demonstrate the execution of Tuscany contributions in a OSGI 
environment. In particular the two bundle project in this directory define 
calculator objects that communicate with one another using the mechanisms 
defined in the OSGi remote services specifications. Here the Tuscany SCA 
runtime provides dynamic service discovery functionality. The calculator 
objects are registered as services directly with the OSGi bundle context by the 
bundle activator. Under the covers SCA provides the remote service disovery 
features that allow OSGi registered service to discover and communicate with 
one another across two JVMs. 

To run the sample each bundle must be build using maven and then loaded into a 
separate OSGi environment into which the Tuscany SCA runtime has already been 
installed (See "osgi" under running-tuscany)

h4. dosgi-dynamic-calculator-operations

This bundle provides the calculator add, subtract, multiple, divide operations 
services.

{panel:bgColor=silver}
The bundle Jar can be built using Maven as follows:

{code}
cd learning-more/distributed-osgi/dosgi-dynamic-calculator-operations
mvn
{code}
{panel}

{note:title=TODO}
projects should be called dosgi-dynamic-calculator-operations-bundle
{note}

To run the bundle see "osgi" under running-tuscany. In short do the following:

On Windows, run

{code}
java -jar ..\..\..\..\modules\osgi-3.5.0-v20090520.jar -configuration 
..\..\..\..\features\configuration -clean -console
{code}

You should see the osgi console. You can run "ss" command under the osgi> to 
see the status of the bundles.

{code}
osgi> ss
{code}

Then you can install and start the bundle that's just been built:

{code}
osgi> install file:./target/sample-dosgi-dynamic-calculator-operations.jar
{code}

h4. dosgi-dynamic-calculator

{panel:bgColor=silver}
The bundle Jar can be built using Maven as follows:

{code}
cd learning-more/distributed-osgi/dosgi-dynamic-calculator
mvn
{code}
{panel}

{note:title=TODO}
projects should be called dosgi-dynamic-calculator-bundle
{note}

To run the bundle see "osgi" under running-tuscany. In short do the following:

On Windows, run

{code}
java -jar ..\..\..\..\modules\osgi-3.5.0-v20090520.jar -configuration 
..\..\..\..\features\configuration -clean -console
{code}

You should see the osgi console. You can run "ss" command under the osgi> to 
see the status of the bundles.

{code}
osgi> ss
{code}

Then you can install and start the bundle that's just been built:

{code}
osgi> install file:./target/sample-dosgi-dynamic-calculator.jar
{code}

You should see the calculator service start. 


h3. implementation-bpel

BPEL component implementations will be useful to those who wish to describe a 
sequence of calls that must be made to other component services. 

h4. contribution-helloworld-bpel

{panel:bgColor=pink}
The contribution Jar can be built using Ant as follows:

{code}
cd learning-more/implementation-bpel/helloworld-bpel-contribution
ant
{code}

The contribution can be installed and the composite it contains run using Ant 
as follows:

{code}
????
{code}
{panel}

{panel:bgColor=silver}
The contribution Jar can be built using Maven as follows:

{code}
cd learning-more/implementation-bpel/helloworld-bpel-contribution
mvn
{code}

The contribution can be installed and the composite it contains run using Maven 
as follows

{code}
????
{code}

{panel}

h4. helloworld-bpel-webapp

h3. implementation-composite
{note:title=TODO}
{color:#000000}Understand and Document{color}
{note}

h4. helloworld-recursive

{note:title=TODO}Understand and Document{note}

h4. helloworld-recursive-ws

{note:title=TODO}
{color:#000000}Understand and Document{color}
{note}

h3. implementation-extension
{note:title=TODO}
{color:#000000}Understand and Document{color}
{note}

h3. implementation-java
{note:title=TODO}
{color:#000000}Understand and Document{color}
{note}

h4. contribution-calculator
{note:title=TODO}
{color:#000000}Understand and Document{color}
{note}

h3. implementation.osgi

h4. dosgi-calculator


h4. dosgi-calculator-operations
{note:title=TODO}
{color:#000000}Understand and Document{color}
{note}

h3. implementation-script
{note:title=TODO}
{color:#000000}Understand and Document{color}
{note}

h4. contribution-calculator
{note:title=TODO}
{color:#000000}Understand and Document{color}
{note}

h3. implementation-spring
{note:title=TODO}
{color:#000000}Understand and Document{color}
{note}

h4. contribution-helloworld-spring

{note:title=TODO}
{color:#000000}Understand and Document{color}
{note}

h4. helloworld-spring-webapp

h3. implementation-webapp

h4. helloworld-jaxrs-webapp


h4. helloworld-jms-webapp


h4. helloworld-js-client-webapp


h4. helloworld-jsf-webapp


h4. helloworld-jsp-webapp


h4. helloworld-servlet-webapp


h4. helloworld-stripes-webapp

h3. logging-scribe
{note:title=TODO}
{color:#000000}Understand and Document{color}
{note}

h3. maven-osgi-junit
{note:title=TODO}
{color:#000000}Understand and Document{color}
{note}

h4. calculator-osgi
{note:title=TODO}
{color:#000000}Understand and Document{color}
{note}

h4. calculator-rest-osgi
{note:title=TODO}
{color:#000000}Understand and Document{color}
{note}

h3. sca-client
{note:title=TODO}
{color:#000000}Understand and Document{color}
{note}

h4. calculator-scaclient
{note:title=TODO}
{color:#000000}Understand and Document{color}
{note}

h4. helloworld-scaclient

{note:title=TODO}
{color:#000000}Understand and Document{color}
{note}

h2. applications
{note:title=TODO}
{color:#000000}Understand and Document{color}
{note}

h3. store
{note:title=TODO}
{color:#000000}Understand and Document{color}
{note}

h3. store-webapp
{note:title=TODO}
{color:#000000}Understand and Document{color}
{note}

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