Initial commit

.gitignore

+/target/
+.classpath
+.settings
+.project

README.md

+# Ejemplos básicos de Servicios Web en Java
+
+Ejemplos de Servicios Web en Java incluidos en el Tema 6.2 de la asignatura DAI.
\ No newline at end of file

pom.xml

+<?xml version="1.0" encoding="UTF-8"?>
+
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+
+	<groupId>es.uvigo.esei.dai.ws</groupId>
+	<artifactId>calculator_service</artifactId>
+	<version>1.0.0</version>
+
+	<name>Ejemplos de DAI - Servicios Web: Calculator Service</name>
+	<inceptionYear>2014</inceptionYear>
+	<url>https://sing-group.org/dt/gitlab/dai-2324/ws-calculator-service</url>
+
+	<developers>
+		<developer>
+			<name>Miguel Reboiro-Jato</name>
+			<organization>Escola Superior de Enxeñaría Informática -
+				Universidade de Vigo</organization>
+			<organizationUrl>https://esei.uvigo.es/</organizationUrl>
+			<email>mrjato@uvigo.gal</email>
+		</developer>
+	</developers>
+
+	<licenses>
+		<license>
+			<name>GNU GENERAL PUBLIC LICENSE, Version 3</name>
+			<url>http://www.gnu.org/licenses/gpl.html</url>
+			<distribution>repo</distribution>
+		</license>
+	</licenses>
+
+	<properties>
+		<maven.compiler.source>11</maven.compiler.source>
+		<maven.compiler.target>11</maven.compiler.target>
+		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
+
+		<!-- Dependencies versions -->
+		<jax-ws.version>4.0.1</jax-ws.version>
+
+		<!-- Plugin versions -->
+		<license-maven-plugin.version>2.2.0</license-maven-plugin.version>
+		<maven-compiler-plugin.version>3.11.0</maven-compiler-plugin.version>
+
+		<!-- license-maven-plugin configuration -->
+		<license.licenseName>gpl_v3</license.licenseName>
+		<license.copyrightOwners>Miguel Reboiro Jato</license.copyrightOwners>
+		<license.organizationName>Universidade de Vigo</license.organizationName>
+		<license.addJavaLicenseAfterPackage>false</license.addJavaLicenseAfterPackage>
+	</properties>
+
+	<contributors>
+		<contributor>
+			<name>Miguel Reboiro Jato</name>
+			<email>mrjato@uvigo.gal</email>
+			<organization>Escola Superior de Enxeñaría Informática -
+				Universidade de Vigo</organization>
+			<organizationUrl>https://esei.uvigo.es/</organizationUrl>
+			<roles>
+				<role>author</role>
+				<role>professor</role>
+			</roles>
+		</contributor>
+	</contributors>
+
+	<dependencies>
+		<!-- API -->
+		<!-- Realmente no hace falta esta dependencia, ya que es transitiva de jaxws-rt,
+			 pero hay entornos (p.ej. Jakarta EE/Java EE) en los que se debe importar esta
+			 dependencia y no jaxws-rt, pues esta última será proporcionada por el contenedor.
+		--> 
+		<dependency>
+			<groupId>jakarta.xml.ws</groupId>
+			<artifactId>jakarta.xml.ws-api</artifactId>
+			<version>${jax-ws.version}</version>
+		</dependency>
+
+		<!-- Runtime -->
+		<dependency>
+			<groupId>com.sun.xml.ws</groupId>
+			<artifactId>jaxws-rt</artifactId>
+			<version>${jax-ws.version}</version>
+		</dependency>
+	</dependencies>
+
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-compiler-plugin</artifactId>
+				<version>${maven-compiler-plugin.version}</version>
+			</plugin>
+			<plugin>
+				<groupId>org.codehaus.mojo</groupId>
+				<artifactId>license-maven-plugin</artifactId>
+				<version>${license-maven-plugin.version}</version>
+				<executions>
+					<execution>
+						<id>first</id>
+						<goals>
+							<goal>update-file-header</goal>
+						</goals>
+						<phase>process-sources</phase>
+					</execution>
+				</executions>
+			</plugin>
+		</plugins>
+	</build>
+</project>

src/main/java/es/uvigo/esei/dai/ws/calculator/CalculatorException.java

+package es.uvigo.esei.dai.ws.calculator;
+
+public class CalculatorException extends RuntimeException {
+	private static final long serialVersionUID = 1L;
+
+	private final String faultInfo;
+
+	public CalculatorException(String message) {
+		this(message, message);
+	}
+
+	public CalculatorException(String message, String faultInfo) {
+		super(message);
+
+		this.faultInfo = faultInfo;
+	}
+
+	public String getFaultInfo() {
+		return faultInfo;
+	}
+}

src/main/java/es/uvigo/esei/dai/ws/calculator/CalculatorServer.java

+package es.uvigo.esei.dai.ws.calculator;
+
+import java.util.concurrent.Executors;
+
+import jakarta.xml.ws.Endpoint;
+
+public class CalculatorServer {
+	/**
+	 * @param args
+	 */
+	public static void main(String[] args) {
+		final Endpoint endpoint = Endpoint.publish(
+			"http://localhost:9876/calculator", 
+			new CalculatorServiceImpl()
+		);
+		
+		endpoint.setExecutor(
+			Executors.newFixedThreadPool(20)
+		);
+	}
+}

src/main/java/es/uvigo/esei/dai/ws/calculator/CalculatorService.java

+package es.uvigo.esei.dai.ws.calculator;
+
+import jakarta.jws.WebMethod;
+import jakarta.jws.WebService;
+
+@WebService
+// @SOAPBinding(style = Style.RPC)
+public interface CalculatorService {
+	@WebMethod
+	public double add(double op1, double op2);
+
+	@WebMethod
+	public double subtract(double op1, double op2);
+
+	@WebMethod
+	public double multiply(double op1, double op2);
+
+	@WebMethod
+	public double divide(double op1, double op2) throws CalculatorException;
+}

src/main/java/es/uvigo/esei/dai/ws/calculator/CalculatorServiceClient.java

+package es.uvigo.esei.dai.ws.calculator;
+
+import java.net.MalformedURLException;
+import java.net.URL;
+
+import javax.xml.namespace.QName;
+
+import jakarta.xml.ws.Service;
+
+public class CalculatorServiceClient {
+	public static void main(String[] args) throws MalformedURLException {
+		final URL url = new URL("http://localhost:9876/calculator?wsdl");
+		
+		final QName name = new QName(
+			"http://calculator.ws.dai.esei.uvigo.es/",
+			"CalculatorServiceImplService"
+		);
+		
+		final Service service = Service.create(url, name);
+		
+		final CalculatorService calculator = service.getPort(CalculatorService.class);
+		
+		System.out.println(calculator.add(20d, 30d));
+		System.out.println(calculator.subtract(20d, 30d));
+		System.out.println(calculator.multiply(20d, 0d));
+		System.out.println(calculator.divide(20d, 30d));
+		try {
+			System.out.println(calculator.divide(20d, 0d));
+		} catch (CalculatorException e) {
+			e.printStackTrace();
+		}
+	}
+}

src/main/java/es/uvigo/esei/dai/ws/calculator/CalculatorServiceImpl.java

+package es.uvigo.esei.dai.ws.calculator;
+
+import jakarta.jws.WebService;
+
+@WebService(endpointInterface = "es.uvigo.esei.dai.ws.calculator.CalculatorService")
+public class CalculatorServiceImpl implements CalculatorService {
+	@Override
+	public double add(double op1, double op2) {
+		return op1 + op2;
+	}
+
+	@Override
+	public double subtract(double op1, double op2) {
+		return op1 - op2;
+	}
+
+	@Override
+	public double multiply(double op1, double op2) {
+		return op1 * op2;
+	}
+
+	@Override
+	public double divide(double op1, double op2) throws CalculatorException {
+		if (op2 == 0d)
+			throw new CalculatorException("op2 can't be zero");
+
+		return op1 / op2;
+	}
+}