我想阅读具有地图地图的spring属性文件 [英] I want to read spring properties file that has a map of maps
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问题描述
我希望有一个像下面这样的地图,这是一张地图地图
I want to have a property like below that is a map of maps
propertymap = {
key1:'{subkey1:'subvalue1',subkey2:'subvalue2'}',
key2:'{subkey3:'subvalue3',subkey4:'subvalue4'}' }
@Value("#{${propertymap}}")
private Map<String,Map<String,String>> propertymap;
在我的配置类中使用了类似上面的代码但是出错了。如果有办法,请告诉我。
used code like above in my config class but got error. please let me know if there is a way to do this.
Caused by: org.springframework.beans.factory.BeanCreationException: Could not autowire field: private java.util.Map nested exception is org.springframework.beans.factory.BeanExpressionException: Expression parsing failed; nested exception is org.springframework.expression.spel.SpelParseException: EL1043E:(pos 17): Unexpected token. Expected 'rcurly(})' but was 'identifier'
at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:573)
at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:88)
at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessPropertyValues(AutowiredAnnotationBeanPostProcessor.java:331)
推荐答案
我找到了方法,我不得不删除'后面的键'
I found the way, I had to just remove the ' after the key
propertymap = {
key1:{
subkey1:'subvalue1',
subkey2:'subvalue2'
},
key2:{
subkey3:'subvalue3',
subkey4:'subvalue4'
}
}
以下代码选择
@Value("#{${propertymap}}")
private Map<String,Map<String,String>> propertymap;
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