JAVA-17: Move Running Setup Data on Startup in Spring into spring-boot-data

2020-07-31 22:02:44 +02:00
parent acf23c0a11
commit c748e81723
15 changed files with 10 additions and 15 deletions
@@ -0,0 +1,34 @@
+package com.baeldung.startup;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.InitializingBean;
+import org.springframework.context.annotation.Scope;
+import org.springframework.stereotype.Component;
+
+import javax.annotation.PostConstruct;
+
+@Component
+@Scope(value = "prototype")
+public class AllStrategiesExampleBean implements InitializingBean {
+
+    private static final Logger LOG = LoggerFactory.getLogger(AllStrategiesExampleBean.class);
+
+    public AllStrategiesExampleBean() {
+        LOG.info("Constructor");
+    }
+
+    @Override
+    public void afterPropertiesSet() throws Exception {
+        LOG.info("InitializingBean");
+    }
+
+    @PostConstruct
+    public void postConstruct() {
+        LOG.info("PostConstruct");
+    }
+
+    public void init() {
+        LOG.info("init-method");
+    }
+}
@@ -0,0 +1,20 @@
+package com.baeldung.startup;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.context.event.ContextRefreshedEvent;
+import org.springframework.context.event.EventListener;
+import org.springframework.stereotype.Component;
+
+@Component
+public class EventListenerExampleBean {
+    private static final Logger LOG = LoggerFactory.getLogger(EventListenerExampleBean.class);
+
+    public static int counter;
+
+    @EventListener
+    public void onApplicationEvent(ContextRefreshedEvent event) {
+        LOG.info("Increment counter");
+        counter++;
+    }
+}
@@ -0,0 +1,24 @@
+package com.baeldung.startup;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.Scope;
+import org.springframework.core.env.Environment;
+import org.springframework.stereotype.Component;
+
+import java.util.Arrays;
+
+@Component
+@Scope(value = "prototype")
+public class InitMethodExampleBean {
+
+    private static final Logger LOG = LoggerFactory.getLogger(InitMethodExampleBean.class);
+
+    @Autowired
+    private Environment environment;
+
+    public void init() {
+        LOG.info("Env Default Profiles", Arrays.asList(environment.getDefaultProfiles()));
+    }
+}
@@ -0,0 +1,26 @@
+package com.baeldung.startup;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.InitializingBean;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.Scope;
+import org.springframework.core.env.Environment;
+import org.springframework.stereotype.Component;
+
+import java.util.Arrays;
+
+@Component
+@Scope(value = "prototype")
+public class InitializingBeanExampleBean implements InitializingBean {
+
+    private static final Logger LOG = LoggerFactory.getLogger(InitializingBeanExampleBean.class);
+
+    @Autowired
+    private Environment environment;
+
+    @Override
+    public void afterPropertiesSet() throws Exception {
+        LOG.info("Env Default Profiles", Arrays.asList(environment.getDefaultProfiles()));
+    }
+}
@@ -0,0 +1,18 @@
+package com.baeldung.startup;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.Scope;
+import org.springframework.core.env.Environment;
+import org.springframework.stereotype.Component;
+
+@Component
+@Scope("prototype")
+public class InvalidInitExampleBean {
+
+    @Autowired
+    private Environment environment;
+
+    public InvalidInitExampleBean() {
+        environment.getActiveProfiles();
+    }
+}
@@ -0,0 +1,22 @@
+package com.baeldung.startup;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.Scope;
+import org.springframework.core.env.Environment;
+import org.springframework.stereotype.Component;
+
+import java.util.Arrays;
+
+@Component
+@Scope(value = "prototype")
+public class LogicInConstructorExampleBean {
+
+    private static final Logger LOG = LoggerFactory.getLogger(LogicInConstructorExampleBean.class);
+
+    @Autowired
+    public LogicInConstructorExampleBean(Environment environment) {
+        LOG.info("Env Default Profiles", Arrays.asList(environment.getDefaultProfiles()));
+    }
+}
@@ -0,0 +1,26 @@
+package com.baeldung.startup;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.Scope;
+import org.springframework.core.env.Environment;
+import org.springframework.stereotype.Component;
+
+import javax.annotation.PostConstruct;
+import java.util.Arrays;
+
+@Component
+@Scope(value = "prototype")
+public class PostConstructExampleBean {
+
+    private static final Logger LOG = LoggerFactory.getLogger(PostConstructExampleBean.class);
+
+    @Autowired
+    private Environment environment;
+
+    @PostConstruct
+    public void init() {
+        LOG.info("Env Default Profiles", Arrays.asList(environment.getDefaultProfiles()));
+    }
+}
@@ -0,0 +1,9 @@
+package com.baeldung.startup;
+
+import org.springframework.context.annotation.ComponentScan;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+@ComponentScan("com.baeldung.startup")
+public class SpringStartupConfig {
+}
@@ -0,0 +1,21 @@
+package com.baeldung.startup;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.context.ApplicationListener;
+import org.springframework.context.event.ContextRefreshedEvent;
+import org.springframework.stereotype.Component;
+
+@Component
+public class StartupApplicationListenerExample implements ApplicationListener<ContextRefreshedEvent> {
+
+    private static final Logger LOG = LoggerFactory.getLogger(StartupApplicationListenerExample.class);
+
+    public static int counter;
+
+    @Override
+    public void onApplicationEvent(ContextRefreshedEvent event) {
+        LOG.info("Increment counter");
+        counter++;
+    }
+}