Title: Simple Webservice
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package org.superbiz.calculator;
import javax.ejb.Stateless;
import javax.jws.HandlerChain;
import javax.jws.WebService;
import javax.xml.ws.Holder;
import java.util.Date;
/**
* This is an EJB 3 style pojo stateless session bean
* Every stateless session bean implementation must be annotated
* using the annotation @Stateless
* This EJB has a 2 interfaces:
* <ul>
* <li>CalculatorWs a webservice interface</li>
* <li>CalculatorLocal a local interface</li>
* </ul>
*/
@Stateless
@WebService(
portName = "CalculatorPort",
serviceName = "CalculatorWsService",
targetNamespace = "http://superbiz.org/wsdl",
endpointInterface = "org.superbiz.calculator.CalculatorWs")
@HandlerChain(file = "handler.xml")
public class CalculatorImpl implements CalculatorWs, CalculatorLocal {
public int sum(int add1, int add2) {
return add1 + add2;
}
public int multiply(int mul1, int mul2) {
return mul1 * mul2;
}
public int factorial(
int number,
Holder<String> userId,
Holder<String> returnCode,
Holder<Date> datetime) {
if (number == 0) {
returnCode.value = "Can not calculate factorial for zero.";
return -1;
}
returnCode.value = userId.value;
datetime.value = new Date();
return (int) factorial(number);
}
// return n!
// precondition: n >= 0 and n <= 20
private static long factorial(long n) {
if (n < 0) throw new RuntimeException("Underflow error in factorial");
else if (n > 20) throw new RuntimeException("Overflow error in factorial");
else if (n == 0) return 1;
else return n * factorial(n - 1);
}
}
package org.superbiz.calculator;
import javax.ejb.Local;
@Local
public interface CalculatorLocal extends CalculatorWs {
}
package org.superbiz.calculator;
import javax.jws.WebParam;
import javax.jws.WebService;
import javax.jws.soap.SOAPBinding;
import javax.jws.soap.SOAPBinding.ParameterStyle;
import javax.jws.soap.SOAPBinding.Style;
import javax.jws.soap.SOAPBinding.Use;
import javax.xml.ws.Holder;
import java.util.Date;
/**
* This is an EJB 3 webservice interface
* A webservice interface must be annotated with the @WebService
* annotation.
*/
@WebService(
name = "CalculatorWs",
targetNamespace = "http://superbiz.org/wsdl")
public interface CalculatorWs {
public int sum(int add1, int add2);
public int multiply(int mul1, int mul2);
// because of CXF bug, BARE must be used instead of default WRAPPED
@SOAPBinding(use = Use.LITERAL, parameterStyle = ParameterStyle.BARE, style = Style.DOCUMENT)
public int factorial(
int number,
@WebParam(name = "userid", header = true, mode = WebParam.Mode.IN) Holder<String> userId,
@WebParam(name = "returncode", header = true, mode = WebParam.Mode.OUT) Holder<String> returnCode,
@WebParam(name = "datetime", header = true, mode = WebParam.Mode.INOUT) Holder<Date> datetime);
}
package org.superbiz.handler;
import javax.xml.namespace.QName;
import javax.xml.ws.handler.MessageContext;
import javax.xml.ws.handler.soap.SOAPHandler;
import javax.xml.ws.handler.soap.SOAPMessageContext;
import java.util.Collections;
import java.util.Set;
public class DummyInterceptor implements SOAPHandler<SOAPMessageContext> {
public DummyInterceptor() {
super();
}
public Set<QName> getHeaders() {
return Collections.emptySet();
}
public void close(MessageContext mc) {
}
public boolean handleFault(SOAPMessageContext mc) {
return true;
}
public boolean handleMessage(SOAPMessageContext mc) {
return true;
}
}
<handler-chains xmlns="http://java.sun.com/xml/ns/javaee">
<handler-chain>
<handler>
<handler-name>org.superbiz.handler.DummyInterceptor</handler-name>
<handler-class>org.superbiz.handler.DummyInterceptor</handler-class>
</handler>
</handler-chain>
</handler-chains>
package org.superbiz.calculator;
import junit.framework.TestCase;
import org.apache.openejb.api.LocalClient;
import javax.naming.Context;
import javax.naming.InitialContext;
import javax.xml.namespace.QName;
import javax.xml.ws.Holder;
import javax.xml.ws.Service;
import javax.xml.ws.WebServiceRef;
import java.net.URL;
import java.util.Date;
import java.util.Properties;
@LocalClient
public class CalculatorTest extends TestCase {
@WebServiceRef(
wsdlLocation = "http://127.0.0.1:4204/CalculatorImpl?wsdl"
)
private CalculatorWs calculatorWs;
private InitialContext initialContext;
// date used to invoke a web service with INOUT parameters
private static final Date date = new Date();
protected void setUp() throws Exception {
Properties properties = new Properties();
properties.setProperty(Context.INITIAL_CONTEXT_FACTORY, "org.apache.openejb.core.LocalInitialContextFactory");
properties.setProperty("openejb.embedded.remotable", "true");
initialContext = new InitialContext(properties);
initialContext.bind("inject", this);
}
/**
* Create a webservice client using wsdl url
*
* @throws Exception
*/
public void testCalculatorViaWsInterface() throws Exception {
Service calcService = Service.create(
new URL("http://127.0.0.1:4204/CalculatorImpl?wsdl"),
new QName("http://superbiz.org/wsdl", "CalculatorWsService"));
assertNotNull(calcService);
CalculatorWs calc = calcService.getPort(CalculatorWs.class);
assertEquals(10, calc.sum(4, 6));
assertEquals(12, calc.multiply(3, 4));
Holder<String> userIdHolder = new Holder<String>("jane");
Holder<String> returnCodeHolder = new Holder<String>();
Holder<Date> datetimeHolder = new Holder<Date>(date);
assertEquals(6, calc.factorial(3, userIdHolder, returnCodeHolder, datetimeHolder));
assertEquals(userIdHolder.value, returnCodeHolder.value);
assertTrue(date.before(datetimeHolder.value));
}
public void testWebServiceRefInjection() throws Exception {
assertEquals(10, calculatorWs.sum(4, 6));
assertEquals(12, calculatorWs.multiply(3, 4));
Holder<String> userIdHolder = new Holder<String>("jane");
Holder<String> returnCodeHolder = new Holder<String>();
Holder<Date> datetimeHolder = new Holder<Date>(date);
assertEquals(6, calculatorWs.factorial(3, userIdHolder, returnCodeHolder, datetimeHolder));
assertEquals(userIdHolder.value, returnCodeHolder.value);
assertTrue(date.before(datetimeHolder.value));
}
public void testCalculatorViaRemoteInterface() throws Exception {
CalculatorLocal calc = (CalculatorLocal) initialContext.lookup("CalculatorImplLocal");
assertEquals(10, calc.sum(4, 6));
assertEquals(12, calc.multiply(3, 4));
Holder<String> userIdHolder = new Holder<String>("jane");
Holder<String> returnCodeHolder = new Holder<String>();
Holder<Date> datetimeHolder = new Holder<Date>(date);
assertEquals(6, calc.factorial(3, userIdHolder, returnCodeHolder, datetimeHolder));
assertEquals(userIdHolder.value, returnCodeHolder.value);
assertTrue(date.before(datetimeHolder.value));
}
}
<ejb-jar/>
------------------------------------------------------- T E S T S ------------------------------------------------------- Running org.superbiz.calculator.CalculatorTest Apache OpenEJB 4.0.0-beta-1 build: 20111002-04:06 http://openejb.apache.org/ INFO - openejb.home = /Users/dblevins/examples/simple-webservice INFO - openejb.base = /Users/dblevins/examples/simple-webservice INFO - Configuring Service(id=Default Security Service, type=SecurityService, provider-id=Default Security Service) INFO - Configuring Service(id=Default Transaction Manager, type=TransactionManager, provider-id=Default Transaction Manager) INFO - Found EjbModule in classpath: /Users/dblevins/examples/simple-webservice/target/test-classes INFO - Found EjbModule in classpath: /Users/dblevins/examples/simple-webservice/target/classes INFO - Beginning load: /Users/dblevins/examples/simple-webservice/target/test-classes INFO - Beginning load: /Users/dblevins/examples/simple-webservice/target/classes INFO - Configuring enterprise application: /Users/dblevins/examples/simple-webservice/classpath.ear INFO - Configuring Service(id=Default Stateless Container, type=Container, provider-id=Default Stateless Container) INFO - Auto-creating a container for bean CalculatorImpl: Container(type=STATELESS, id=Default Stateless Container) INFO - Enterprise application "/Users/dblevins/examples/simple-webservice/classpath.ear" loaded. INFO - Assembling app: /Users/dblevins/examples/simple-webservice/classpath.ear INFO - Jndi(name=CalculatorImplLocal) --> Ejb(deployment-id=CalculatorImpl) INFO - Jndi(name=global/classpath.ear/simple-webservice/CalculatorImpl!org.superbiz.calculator.CalculatorLocal) --> Ejb(deployment-id=CalculatorImpl) INFO - Jndi(name=global/classpath.ear/simple-webservice/CalculatorImpl) --> Ejb(deployment-id=CalculatorImpl) INFO - Created Ejb(deployment-id=CalculatorImpl, ejb-name=CalculatorImpl, container=Default Stateless Container) INFO - Started Ejb(deployment-id=CalculatorImpl, ejb-name=CalculatorImpl, container=Default Stateless Container) INFO - LocalClient(class=org.superbiz.calculator.CalculatorTest, module=test-classes) INFO - Deployed Application(path=/Users/dblevins/examples/simple-webservice/classpath.ear) INFO - Initializing network services INFO - Creating ServerService(id=httpejbd) INFO - Creating ServerService(id=cxf) INFO - Creating ServerService(id=admin) INFO - Creating ServerService(id=ejbd) INFO - Creating ServerService(id=ejbds) INFO - Initializing network services ** Starting Services ** NAME IP PORT httpejbd 127.0.0.1 4204 admin thread 127.0.0.1 4200 ejbd 127.0.0.1 4201 ejbd 127.0.0.1 4203 ------- Ready! Tests run: 3, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 3.211 sec Results : Tests run: 3, Failures: 0, Errors: 0, Skipped: 0