Quartz-based variant of the odd/even application. Demonstrates configuring a poller using cron expressions.

org.springframework.integration.samples/src/main/java/org/springframework/integration/samples/quartzoddeven/Counter.java

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+/*
+ * Copyright 2002-2008 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.integration.samples.quartzoddeven;
+
+import java.util.concurrent.atomic.AtomicInteger;
+
+/**
+ * @author Mark Fisher
+ */
+public class Counter {
+
+	private final AtomicInteger count = new AtomicInteger();
+
+	public int next() {
+		return count.incrementAndGet();
+	}
+
+}

org.springframework.integration.samples/src/main/java/org/springframework/integration/samples/quartzoddeven/EvenLogger.java

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+/*
+ * Copyright 2002-2008 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.integration.samples.quartzoddeven;
+
+import java.text.SimpleDateFormat;
+import java.util.Date;
+
+import org.springframework.integration.annotation.Handler;
+
+/**
+ * @author Mark Fisher
+ * @author Marius Bogoevici
+ */
+public class EvenLogger {
+	
+	@Handler
+	public void log(int i) {
+		System.out.println("even: " + i + " at " + new SimpleDateFormat("yyyy-MM-dd hh:mm:ss").format(new Date()));
+	}
+
+}

org.springframework.integration.samples/src/main/java/org/springframework/integration/samples/quartzoddeven/OddEvenDemo.java

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+/*
+ * Copyright 2002-2008 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.integration.samples.quartzoddeven;
+
+import org.springframework.context.support.ClassPathXmlApplicationContext;
+
+/**
+ * @author Mark Fisher
+ */
+public class OddEvenDemo {
+
+	public static void main(String[] args) {
+		new ClassPathXmlApplicationContext("oddEvenDemo.xml", OddEvenDemo.class);
+	}
+
+}

org.springframework.integration.samples/src/main/java/org/springframework/integration/samples/quartzoddeven/OddLogger.java

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+/*
+ * Copyright 2002-2008 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.integration.samples.quartzoddeven;
+
+import java.text.SimpleDateFormat;
+import java.util.Date;
+
+import org.springframework.integration.annotation.Handler;
+
+/**
+ * @author Mark Fisher
+ * @author Marius Bogoevici
+ */
+public class OddLogger {
+
+	@Handler
+	public void log(int i) {
+		System.out.println("odd:  " + i  + " at " + new SimpleDateFormat("yyyy-MM-dd hh:mm:ss").format(new Date()));
+	}
+
+}

org.springframework.integration.samples/src/main/java/org/springframework/integration/samples/quartzoddeven/ParityResolver.java

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+/*
+ * Copyright 2002-2008 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.integration.samples.quartzoddeven;
+
+/**
+ * @author Mark Fisher
+ */
+public class ParityResolver {
+
+	public String getParity(int i) {
+		if (i % 2 == 0) {
+			return "even";
+		}
+		return "odd";
+	}
+
+}

org.springframework.integration.samples/src/main/java/org/springframework/integration/samples/quartzoddeven/oddEvenDemo.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<beans:beans xmlns="http://www.springframework.org/schema/integration"
+	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xmlns:beans="http://www.springframework.org/schema/beans"
+	xsi:schemaLocation="http://www.springframework.org/schema/beans
+			http://www.springframework.org/schema/beans/spring-beans-2.5.xsd
+			http://www.springframework.org/schema/integration
+			http://www.springframework.org/schema/integration/spring-integration-1.0.xsd">
+
+	<message-bus task-scheduler="quartzTaskScheduler"/>
+	<annotation-driven/>
+
+	<channel id="even"/>
+	<channel id="odd"/>
+
+	<channel-adapter id="numbers" source="counter">
+		<poller cron="1,2,3,5,8,13,21,34,55 * * * * ?" max-messages-per-poll="1"/>
+	</channel-adapter>
+
+	<router ref="parityResolver" method="getParity" input-channel="numbers"/>
+
+	<service-activator ref="oddLogger" input-channel="odd"/>
+
+	<service-activator ref="evenLogger" input-channel="even"/>
+
+	<beans:bean id="counter" class="org.springframework.integration.message.MethodInvokingSource">
+		<beans:property name="object">
+			<beans:bean class="org.springframework.integration.samples.quartzoddeven.Counter"/>
+		</beans:property>
+		<beans:property name="methodName" value="next"/>
+	</beans:bean>
+
+	<beans:bean id="parityResolver" class="org.springframework.integration.samples.oddeven.ParityResolver"/>
+
+	<beans:bean id="oddLogger" class="org.springframework.integration.samples.quartzoddeven.OddLogger"/>
+
+	<beans:bean id="evenLogger" class="org.springframework.integration.samples.quartzoddeven.EvenLogger"/>
+
+	<beans:bean id="quartzTaskScheduler" class="org.springframework.integration.scheduling.spi.ProviderTaskScheduler">
+		<beans:constructor-arg>
+			<beans:bean class="org.springframework.integration.quartz.QuartzScheduleServiceProvider">
+				<beans:constructor-arg>
+					<beans:bean class="org.springframework.scheduling.quartz.SchedulerFactoryBean"/>					
+				</beans:constructor-arg>
+			</beans:bean>
+		</beans:constructor-arg>
+	</beans:bean>
+
+</beans:beans>