这是正在发送的数据的示例，但由于某种原因，我收到了空指针异常，我试图剥离一些代码以使其更小，但认为可能我需要保留很多架构显示格式以及嵌套字段是什么。已编辑为仅显示相关部分，因为不希望在线发布我的架构]
{
"eventType": "XXX",
"correlationId": "XXX",
"timestamp": XXX,
"policy": {
"policyNumber": "XXX",
"policyId": "XXX",
"customerNumber": "XXX",
......(lots more fields like this)
"insuredsAndDrivers": [{
......(lots more fields )
"driver": {
"relationshipToInsuredCd": "IN",
"driverTypeCd": "P",
"occupationCd": null,
"driverLicenses": [{
"licenseTypeCd": null,
"licenseDate": null,
"licenseStateProvCd": null,
"licensePermitNumber": null
}]
}
}, {
......(lots more fields like this)
},
"driver": null
}],
"vehicles": [{
.....(lots of single fields here)
"coverages": {
.....(lots of single fields here)
}
}],
"customer": {
"extensionFields": {
"nif": "XXX"
},
"individualDetails": {
......(lots more fields like this)
},
"phones": [{
"phoneNumber": "1234567890"
}],
"addresses": [{
......(lots more fields like this)
}]
},
"previous_policy": null
}
}
这里是Avro模式，很长一段时间对不起
{
"type": "record",
"namespace": "my.namespace",
"name": "MyEvent",
"fields": [
....lots of fields here
{
"name": "insuredsAndDrivers",
"default": [],
"type": {
"type": "array",
"items": {
"name": "InsuredsAndDrivers_Record",
"default": "",
"type": "record",
"fields": [
......(lots more fields here),
{
"name": "driver",
"type": {
"name": "Driver",
"default": "",
"type": "record",
"fields": [{
"name": "relationshipToInsuredCd",
"type": ["string", "null"],
"default": ""
},
{
"name": "driverTypeCd",
"type": ["string", "null"],
"default": ""
},
{
"name": "occupationCd",
"type": ["string", "null"],
"default": ""
},
{
"name": "driverLicenses",
"default": [],
"type": {
"type": "array",
"items": {
"name": "DiverLicenses_Record",
"default": "",
"type": "record",
"fields": [{
"name": "licenseTypeCd",
"type": ["string", "null"],
"default": ""
},
{
"name": "licenseDate",
"type": ["string", "null"],
"default": ""
},
{
"name": "licenseStateProvCd",
"type": ["string", "null"],
"default": ""
},
{
"name": "licensePermitNumber",
"type": ["string", "null"],
"default": ""
}
]
}
}
}
]
}
}
]
}
}
}
...rest of schema not relevant
我收到错误Caused by: java.lang.NullPointerException: null of com.lm.gde.eventing.avro.Driver of com.lm.gde.eventing.avro.InsuredsAndDrivers_Record of array of com.lm.gde.eventing.avro.Policy of com.lm.gde.eventing.avro.EnrichedPolicyEvent
数组“ insuredsAndDrivers”的第二个“ InsuredsAndDrivers_Record”元素：