commit 58de3d3b148d1ae74debd96ee7319b3b2a9f66dc
Author: Ng Yat Yan <ng.yatyan@gmail.com>
Date:   Sun Sep 8 21:30:44 2024 +0800

    V0.0.1 Simple Spring-boot Server Defined by Camel XML Routing

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..8801278
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,4 @@
+/target/
+/.classpath
+/.project
+/.settings
\ No newline at end of file
diff --git a/conf/logback.xml b/conf/logback.xml
new file mode 100644
index 0000000..8ddf4a7
--- /dev/null
+++ b/conf/logback.xml
@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<configuration scan="true">
+	<appender name="STDOUT"
+		class="ch.qos.logback.core.ConsoleAppender">
+		<encoder>
+			<pattern>%-5level %d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %logger{36} - %msg%n</pattern>
+		</encoder>
+	</appender>
+	<appender name="FILE"
+		class="ch.qos.logback.core.rolling.RollingFileAppender">
+		<file>logs/server.log</file>
+		<rollingPolicy
+			class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
+			<fileNamePattern>logs/server.%d{yyyy-MM-dd}.log.gz</fileNamePattern>
+			<maxHistory>3</maxHistory>
+			<totalSizeCap>300MB</totalSizeCap>
+		</rollingPolicy>
+		<encoder>
+			<pattern>%-5level %d{yyyy-MM-dd HH:mm:ss.SSS} [%thread] %logger{36} - %msg%n</pattern>
+		</encoder>
+	</appender>
+	<logger name="com.example.camel" level="DEBUG" /> 
+	<root level="INFO">
+		<appender-ref ref="STDOUT" />
+	</root>
+</configuration>
\ No newline at end of file
diff --git a/conf/springboot.yml b/conf/springboot.yml
new file mode 100644
index 0000000..74be0c2
--- /dev/null
+++ b/conf/springboot.yml
@@ -0,0 +1,2 @@
+server:
+  port: 9090
\ No newline at end of file
diff --git a/pom.xml b/pom.xml
new file mode 100644
index 0000000..5d07e63
--- /dev/null
+++ b/pom.xml
@@ -0,0 +1,92 @@
+<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 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+	<groupId>com.example</groupId>
+	<artifactId>camel-springboot-xml-example</artifactId>
+	<version>0.0.1</version>
+	<name>camel-springboot-xml-example</name>
+	<parent>
+		<groupId>org.springframework.boot</groupId>
+		<artifactId>spring-boot-starter-parent</artifactId>
+		<version>3.3.2</version>
+	</parent>
+	<properties>
+		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+		<camel.version>4.7.0</camel.version>
+		<springboot.version>${project.parent.version}</springboot.version>
+	</properties>
+
+	<dependencyManagement>
+		<dependencies>
+			<dependency>
+				<groupId>org.apache.camel.springboot</groupId>
+				<artifactId>camel-spring-boot-bom</artifactId>
+				<version>${camel.version}</version>
+				<type>pom</type>
+				<scope>import</scope>
+			</dependency>
+			<dependency>
+				<groupId>org.apache.camel</groupId>
+				<artifactId>camel-bom</artifactId>
+				<version>${camel.version}</version>
+				<type>pom</type>
+				<scope>import</scope>
+			</dependency>
+		</dependencies>
+	</dependencyManagement>
+	<dependencies>
+		<dependency>
+			<groupId>org.apache.camel.springboot</groupId>
+			<artifactId>camel-spring-boot-xml-starter</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.camel</groupId>
+			<artifactId>camel-jsonpath</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>org.slf4j</groupId>
+			<artifactId>slf4j-api</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>ch.qos.logback</groupId>
+			<artifactId>logback-classic</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>ch.qos.logback</groupId>
+			<artifactId>logback-core</artifactId>
+		</dependency>
+	</dependencies>
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-compiler-plugin</artifactId>
+				<configuration>
+					<source>17</source>
+					<target>17</target>
+				</configuration>
+			</plugin>
+			<plugin>
+				<groupId>org.springframework.boot</groupId>
+				<artifactId>spring-boot-maven-plugin</artifactId>
+				<configuration>
+					<mainClass>com.example.camel.Boot</mainClass>
+				</configuration>
+				<executions>
+					<execution>
+						<id>build-info</id>
+						<goals>
+							<goal>build-info</goal>
+						</goals>
+					</execution>
+					<execution>
+						<goals>
+							<goal>repackage</goal>
+						</goals>
+					</execution>
+				</executions>
+			</plugin>
+		</plugins>
+	</build>
+</project>
\ No newline at end of file
diff --git a/src/main/java/com/example/camel/Boot.java b/src/main/java/com/example/camel/Boot.java
new file mode 100644
index 0000000..8323eed
--- /dev/null
+++ b/src/main/java/com/example/camel/Boot.java
@@ -0,0 +1,31 @@
+package com.example.camel;
+
+import java.io.File;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.context.annotation.ImportResource;
+
+@SpringBootApplication
+@ImportResource("classpath:camel-route.xml")
+public class Boot {
+
+	private static final Logger logger = LoggerFactory.getLogger(Boot.class);
+
+	public static void main(String[] args) {
+		String configDirectory = "conf";
+		if (args.length > 0) {
+			configDirectory = args[0];
+		}
+		logger.info("config directory: {}", configDirectory);
+
+		if (new File(configDirectory).exists() && new File(configDirectory).isDirectory()) {
+			System.setProperty("spring.config.location", configDirectory + "/springboot.yml");
+			System.setProperty("logging.config", configDirectory + "/logback.xml");
+		}
+		SpringApplication.run(Boot.class, args);
+	}
+
+}
diff --git a/src/main/resources/camel-route.xml b/src/main/resources/camel-route.xml
new file mode 100644
index 0000000..ef6b558
--- /dev/null
+++ b/src/main/resources/camel-route.xml
@@ -0,0 +1,90 @@
+<beans xmlns="http://www.springframework.org/schema/beans"
+	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xmlns:camel="http://camel.apache.org/schema/spring"
+	xsi:schemaLocation="
+       http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
+       http://camel.apache.org/schema/spring http://camel.apache.org/schema/spring/camel-spring.xsd">
+
+	<camel:camelContext xmlns="http://camel.apache.org/schema/spring">
+		<route id="example-http-inbound">
+			<from uri="jetty:http://0.0.0.0:9090/example" />
+			<convertBodyTo type="java.lang.String" />
+			<log message="[EXAMPLE INBOUND] Received: ${body}" />
+			<choice>
+				<when>
+					<simple>${headers.CamelHttpMethod} == 'POST'</simple>
+					<setHeader name="type">
+						<jsonpath>$.notification.type</jsonpath>
+					</setHeader>
+					<choice>
+						<when>
+							<simple>${header.type} == 'email'</simple>
+							<log message="[EXAMPLE INBOUND] Received email notification" />
+							<to uri="direct:email" />
+							<setHeader name="Exchange.HTTP_RESPONSE_CODE">
+								<constant>200</constant>
+							</setHeader>
+						</when>
+						<when>
+							<simple>${header.type} == 'http'</simple>
+							<log message="[EXAMPLE INBOUND] Received http notification" />
+							<to uri="direct:http" />
+							<setHeader name="Exchange.HTTP_RESPONSE_CODE">
+								<constant>200</constant>
+							</setHeader>
+						</when>
+						<otherwise>
+							<log message="[EXAMPLE INBOUND] Unknown notification" />
+							<setBody>
+								<constant>{ "status": "reject", "type": "unknown" }</constant>
+							</setBody>
+							<setHeader name="Exchange.HTTP_RESPONSE_CODE">
+								<constant>400</constant>
+							</setHeader>
+						</otherwise>
+					</choice>
+				</when>
+				<otherwise>
+					<log
+						message="[EXAMPLE INBOUND] only POST is accepted (${headers.CamelHttpMethod})" />
+					<setBody>
+						<constant>{ "error": "only POST is accepted" }</constant>
+					</setBody>
+					<setHeader name="Exchange.HTTP_RESPONSE_CODE">
+						<constant>500</constant>
+					</setHeader>
+				</otherwise>
+			</choice>
+		</route>
+		<route id="example-email">
+			<from uri="direct:email" />
+			<log message="[EXAMPLE EMAIL] Sending notification email" />
+			<setHeader name="to">
+				<jsonpath>$.notification.to</jsonpath>
+			</setHeader>
+			<setHeader name="subject">
+				<constant>Notification</constant>
+			</setHeader>
+			<setBody>
+				<jsonpath>$.notification.message</jsonpath>
+			</setBody>
+			<!-- <to uri="smtp://localhost"/> -->
+			<setBody>
+				<simple>{ "status": "email sent", "to": "${header.to}", "subject":
+					"${header.subject}" }</simple>
+			</setBody>
+		</route>
+		<route id="example-http">
+			<from uri="direct:http" />
+			<log message="[EXAMPLE HTTP] Sending http notification" />
+			<setHeader name="service">
+				<jsonpath>$.notification.service</jsonpath>
+			</setHeader>
+			<!-- <to uri="jetty:..." /> -->
+			<setBody>
+				<simple>{ "status": "http requested", "service": "${header.service}"
+					}</simple>
+			</setBody>
+		</route>
+	</camel:camelContext>
+</beans>
\ No newline at end of file