public void onApplicationEvent()

in components-starter/camel-spring-cloud-config-starter/src/main/java/org/apache/camel/component/spring/cloud/config/springboot/SpringBootCloudConfigPropertiesParser.java [36:72]

35 lines of code
11 McCabe index (conditional complexity)


    public void onApplicationEvent(ApplicationEnvironmentPreparedEvent event) {
        Properties properties = new Properties();
        ConfigurableEnvironment environment = event.getEnvironment();

        if (Boolean.parseBoolean(
                environment.getProperty("camel.component.spring-cloud-config.early-resolve-properties"))) {
            SpringCloudConfigPropertiesFunction springCloudConfigPropertiesFunction = new SpringCloudConfigPropertiesFunction();
            springCloudConfigPropertiesFunction.setEnvironment(environment);
            for (PropertySource mutablePropertySources : event.getEnvironment().getPropertySources()) {
                if (mutablePropertySources instanceof MapPropertySource mapPropertySource) {
                    mapPropertySource.getSource().forEach((key, value) -> {
                        String stringValue = null;
                        if ((value instanceof OriginTrackedValue originTrackedValue
                                && originTrackedValue.getValue() instanceof String v)) {
                            stringValue = v;
                        } else if (value instanceof String v) {
                            stringValue = v;
                        }
                        if (stringValue != null && stringValue.startsWith("{{spring-config:")
                                && stringValue.endsWith("}}")) {
                            LOG.debug("decrypting and overriding property {}", key);
                            try {
                                String element = springCloudConfigPropertiesFunction
                                        .apply(stringValue.replace("{{spring-config:", "").replace("}}", ""));
                                properties.put(key, element);
                            } catch (Exception e) {
                                // Log and do nothing
                                LOG.debug("failed to parse property {}. This exception is ignored.", key, e);
                            }
                        }
                    });
                }
            }
            environment.getPropertySources()
                    .addFirst(new PropertiesPropertySource("overridden-camel-spring-config-properties", properties));
        }
    }