ObjectMapper.readValue in Jackson library does return null value. In what case does it return null object? It found that from codebase.
<dependency>
<groupId>org.codehaus.jackson</groupId>
<artifactId>jackson-mapper-asl</artifactId>
<version>1.9.9</version>
</dependency>
You can browse through ObjectMapper class to dig in more details
readValue()
returns null
for JSON input consisting of JSON value null
. It does not return null
for any other case: missing input (for example) would be rewarded by an exception; and no deserializer produces null
by default.
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