59.6. 配置属性
要配置 Camel 用来解析属性占位符的配置属性,您可以声明一个 PropertiesComponent bean qualified with @Named ("prties"),例如:
@Produces
@ApplicationScoped
@Named("properties")
PropertiesComponent propertiesComponent() {
Properties properties = new Properties();
properties.put("property", "value");
PropertiesComponent component = new PropertiesComponent();
component.setInitialProperties(properties);
component.setLocation("classpath:placeholder.properties");
return component;
}
如果要使用 DeltaSpike 配置机制 ,您可以声明以下 PropertiesComponent bean:
@Produces
@ApplicationScoped
@Named("properties")
PropertiesComponent properties(PropertiesParser parser) {
PropertiesComponent component = new PropertiesComponent();
component.setPropertiesParser(parser);
return component;
}
// PropertiesParser bean that uses DeltaSpike to resolve properties
static class DeltaSpikeParser extends DefaultPropertiesParser {
@Override
public String parseProperty(String key, String value, Properties properties) {
return ConfigResolver.getPropertyValue(key);
}
}
有关使用 DeltaSpike 配置机制,您可以看到 camel-example-cdi-properties 示例。