private void createComponentAutoConfigurationSource()

in tooling/camel-spring-boot-generator-maven-plugin/src/main/java/org/apache/camel/springboot/maven/SpringBootAutoConfigurationMojo.java [1327:1392]
54 lines of code
3 McCabe index (conditional complexity)

    private void createComponentAutoConfigurationSource(String packageName, ComponentModel model, String overrideName,
            boolean complexOptions) throws MojoFailureException {

        final String name = model.getJavaType().substring(model.getJavaType().lastIndexOf(".") + 1).replace("Component",
                "ComponentAutoConfiguration");
        final String configurationName = name.replace("ComponentAutoConfiguration", "ComponentConfiguration");
        final String componentName = camelCaseToDash(overrideName != null ? overrideName : model.getScheme())
                .toLowerCase(Locale.US);
        final Class<?> configClass = generateDummyClass(packageName + "." + configurationName);
        JavaClass javaClass = new JavaClass(getProjectClassLoader());

        javaClass.setPackage(packageName);
        javaClass.setName(name);
        javaClass.getJavaDoc().setFullText("Generated by camel-package-maven-plugin - do not edit this file!");
        javaClass.addAnnotation(Configuration.class).setLiteralValue("proxyBeanMethods", "false");
        javaClass.addAnnotation(Conditional.class)
                .setLiteralValue("ConditionalOnCamelContextAndAutoConfigurationBeans.class");
        javaClass.addAnnotation(EnableConfigurationProperties.class)
                .setLiteralValue("{ComponentConfigurationProperties.class," + configurationName + ".class}");

        javaClass.addAnnotation("org.apache.camel.spring.boot.util.ConditionalOnHierarchicalProperties")
                .setStringArrayValue("value", new String[] { "camel.component", "camel.component." + componentName });

        if (complexOptions) {
            String cn = name.replace("ComponentAutoConfiguration", "ComponentConverter");
            javaClass.addAnnotation(AutoConfigureAfter.class)
                    .setLiteralValue("{CamelAutoConfiguration.class, " + cn + ".class}");
        } else {
            javaClass.addAnnotation(AutoConfigureAfter.class).setLiteralValue("CamelAutoConfiguration.class");
        }

        javaClass.addImport(ApplicationContext.class);
        javaClass.addImport("org.apache.camel.CamelContext");
        javaClass.addImport("org.apache.camel.Component");
        javaClass.addImport("org.apache.camel.spi.ComponentCustomizer");
        javaClass.addImport("org.apache.camel.spring.boot.CamelAutoConfiguration");
        javaClass.addImport("org.apache.camel.spring.boot.ComponentConfigurationProperties");
        javaClass.addImport("org.apache.camel.spring.boot.util.CamelPropertiesHelper");
        javaClass.addImport("org.apache.camel.spring.boot.util.ConditionalOnCamelContextAndAutoConfigurationBeans");
        javaClass.addImport("org.apache.camel.spring.boot.util.HierarchicalPropertiesEvaluator");
        javaClass.addImport(model.getJavaType());

        javaClass.addField().setPrivate().setName("applicationContext").setType(ApplicationContext.class)
                .addAnnotation(Autowired.class);
        javaClass.addField().setPrivate().setFinal(true).setName("camelContext")
                .setType(loadClass("org.apache.camel.CamelContext"));
        javaClass.addField().setPrivate().setName("configuration").setType(configClass).addAnnotation(Autowired.class);

        Method ctr = javaClass.addMethod().setConstructor(true).setPublic().setName(name)
                .addParameter("org.apache.camel.CamelContext", "camelContext");
        ctr.setBody("this.camelContext = camelContext;\n");

        // add method for auto configure
        String body = createComponentBody(model.getShortJavaType(), componentName);
        String methodName = "configure" + model.getShortJavaType();

        Method method = javaClass.addMethod().setName(methodName).setPublic().setBody(body)
                .setReturnType(loadType("org.apache.camel.spi.ComponentCustomizer"));
        method.addAnnotation(Lazy.class);
        method.addAnnotation(Bean.class);

        sortImports(javaClass);

        String fileName = packageName.replaceAll("\\.", "\\/") + "/" + name + ".java";
        writeSourceIfChanged(javaClass, fileName, false);
    }