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bijukunjummen/jsonmergepatch.kt

Created May 8, 2021 18:17
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jsonmergepatch.kt
val s = """
{
    "title": "Goodbye!",
    "author": {
      "givenName": "John",
      "familyName": "Doe"
    },
    "tags": [
      "example",
      "sample"
    ],
    "content": "This will be unchanged"
}       
""".trimIndent()
 
val patch = """
{
    "title": "Hello!",
    "author": {
      "familyName": null
    },
    "phoneNumber": "+01-123-456-7890",
    "tags": ["example"]
}  
""".trimIndent()
 
val jsonMergePatch: JsonMergePatch = JsonMergePatch.fromJson(objectMapper.readTree(patch))
val target = jsonMergePatch.apply(objectMapper.readTree(s))
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