com.ibm.watson.developer_cloud.util

Class ResponseUtil

java.lang.Object

com.ibm.watson.developer_cloud.util.ResponseUtil

public class ResponseUtil
extends Object

Utility class to manage service responses.

Author:

German Attanasio Ruiz (germanatt@us.ibm.com)

See Also:

HttpResponse

Field Summary

Fields

Modifier and Type	Field and Description
static int	BUFFER_SIZE The Constant BUFFER_SIZE.

Constructor Summary

Constructors

Constructor and Description
ResponseUtil()

Method Summary

Modifier and Type	Method and Description
static String	formatJSON(String json) Returns a Json String in human-readable form.
static InputStream	getInputStream(org.apache.http.HttpResponse response) Returns a String representation of the response.
static com.google.gson.JsonArray	getJsonArray(org.apache.http.HttpResponse response) Returns a JsonArray representation of the response.
static com.google.gson.JsonElement	getJsonElement(org.apache.http.HttpResponse response) Return a JsonElement representation of the response.
static com.google.gson.JsonObject	getJsonObject(org.apache.http.HttpResponse response) Returns a JsonObject representation of the response.
static <T> T	getObject(org.apache.http.HttpResponse response, Class<T> type) Returns after parsing the string response.
static String	getString(org.apache.http.HttpResponse response) Returns a String representation of the response.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

BUFFER_SIZE

public static final int BUFFER_SIZE

The Constant BUFFER_SIZE.

See Also:

Constant Field Values

Constructor Detail

ResponseUtil

public ResponseUtil()

Method Detail

formatJSON

public static String formatJSON(String json)

Returns a Json String in human-readable form.

Parameters:

json - the Json string

Returns:

the human-readable string

getJsonElement

public static com.google.gson.JsonElement getJsonElement(org.apache.http.HttpResponse response)
                                                  throws IOException

Return a JsonElement representation of the response.

Parameters:

response - the HttpResponse

Returns:

the content body as JSON

Throws:

IOException - Signals that an I/O exception has occurred.

getJsonArray

public static com.google.gson.JsonArray getJsonArray(org.apache.http.HttpResponse response)
                                              throws IOException

Returns a JsonArray representation of the response.

Parameters:

response - an HTTP response

Returns:

the content body as JsonArray

Throws:

IOException - If an input or output exception occurred

getJsonObject

public static com.google.gson.JsonObject getJsonObject(org.apache.http.HttpResponse response)
                                                throws IOException

Returns a JsonObject representation of the response.

Parameters:

response - an HTTP response

Returns:

the content body as JSONArray

Throws:

IOException - If an input or output exception occurred

getString

public static String getString(org.apache.http.HttpResponse response)
                        throws IOException

Returns a String representation of the response.

Parameters:

response - an HTTP response

Returns:

the content body as String

Throws:

IOException - network error

getInputStream

public static InputStream getInputStream(org.apache.http.HttpResponse response)
                                  throws IOException

Returns a String representation of the response.

Parameters:

response - an HTTP response

Returns:

the content body as String

Throws:

IOException - network error

getObject

public static <T> T getObject(org.apache.http.HttpResponse response,
                              Class<T> type)
                       throws IOException

Returns after parsing the string response.

Type Parameters:

T - the generic type to use when parsing the response

Parameters:

response - the http response

type - the type of the response

Returns:

the object

Throws:

IOException - Signals that an I/O exception has occurred.