spring xml bean 配置读取
所属分类 spring
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BeanDefinitionReader
AbstractBeanDefinitionReader
XmlBeanDefinitionReader
PropertiesBeanDefinitionReader
GroovyBeanDefinitionReader
XmlBeanDefinitionReader 从 xml配置文件中读取bean配置
import org.springframework.beans.PropertyValue;
import org.springframework.beans.factory.config.BeanDefinition;
import org.springframework.beans.factory.support.BeanDefinitionReader;
import org.springframework.beans.factory.support.BeanDefinitionRegistry;
import org.springframework.beans.factory.support.SimpleBeanDefinitionRegistry;
import org.springframework.beans.factory.xml.XmlBeanDefinitionReader;
import org.springframework.core.io.DefaultResourceLoader;
import org.springframework.core.io.Resource;
DefaultResourceLoader loader = new DefaultResourceLoader();
Resource resource = loader.getResource("classpath:beans.xml");
BeanDefinitionRegistry registry = new SimpleBeanDefinitionRegistry();
BeanDefinitionReader reader = new XmlBeanDefinitionReader(registry);
int count = reader.loadBeanDefinitions(resource);
String[] beanDefinitionNames = reader.getRegistry().getBeanDefinitionNames();
BeanDefinition bd = null;
List pvlist = null;
for(String beanName:beanDefinitionNames){
bd = registry.getBeanDefinition(beanName);
bd.getPropertyValues().add("name3", "name3-value");
pvlist = bd.getPropertyValues().getPropertyValueList();
}
beans.xml
public class User{
private String name;
private String name2;
...
}
{converted=false, name=name, optional=false, value=TypedStringValue: value [tiger], target type [null]}
{converted=false, name=name2, optional=false, value=TypedStringValue: value [${user.name2}], target type [null]}
{converted=false, name=name3, optional=false, value=name3-value}]
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