public final class JsonLoader extends Object
JsonNode
s.
This class uses JacksonUtils.getMapper()
as an ObjectMapper
to parse JSON inputs.
Modifier and Type | Method and Description |
---|---|
static JsonNode |
fromFile(File file)
Same as
fromPath(String) , but this time the user supplies the
File object instead |
static JsonNode |
fromPath(String path)
Read a
JsonNode from a file on the local filesystem. |
static JsonNode |
fromReader(Reader reader)
|
static JsonNode |
fromResource(String resource)
Read a
JsonNode from a resource path. |
static JsonNode |
fromString(String json)
Read a
JsonNode from a string input |
static JsonNode |
fromURL(URL url)
Read a
JsonNode from an URL. |
public static JsonNode fromResource(String resource) throws IOException
JsonNode
from a resource path. Explicitly throws an
IOException
if the resource is null, instead of letting a
NullPointerException
slip through...resource
- The path to the resourceIOException
- if the resource does not exist or there was a
problem loading it, or if the JSON document is invalidpublic static JsonNode fromURL(URL url) throws IOException
JsonNode
from an URL.url
- The URL to fetch the JSON document fromIOException
- in case of network problems etc.public static JsonNode fromPath(String path) throws IOException
JsonNode
from a file on the local filesystem.path
- the path (relative or absolute) to the fileIOException
- if this is not a file, if it cannot be read, etc.public static JsonNode fromFile(File file) throws IOException
fromPath(String)
, but this time the user supplies the
File
object insteadfile
- the File objectIOException
- in many cases!public static JsonNode fromReader(Reader reader) throws IOException
reader
- The readerIOException
- if the reader has problemspublic static JsonNode fromString(String json) throws IOException
JsonNode
from a string inputjson
- the JSON as a stringIOException
- could not read from stringCopyright © 2013. All Rights Reserved.