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From aledsage <>
Subject [GitHub] incubator-brooklyn pull request: Adds EntityInitializers for http ...
Date Thu, 17 Jul 2014 09:48:18 GMT
Github user aledsage commented on a diff in the pull request:
    --- Diff: software/base/src/main/java/brooklyn/entity/software/http/
    @@ -0,0 +1,60 @@
    +import brooklyn.config.ConfigKey;
    +import brooklyn.entity.basic.ConfigKeys;
    +import brooklyn.entity.basic.EntityLocal;
    +import brooklyn.entity.effector.AddSensor;
    +import brooklyn.event.AttributeSensor;
    +import brooklyn.event.feed.http.HttpFeed;
    +import brooklyn.event.feed.http.HttpPollConfig;
    +import brooklyn.event.feed.http.HttpValueFunctions;
    +import brooklyn.util.config.ConfigBag;
    +import brooklyn.util.time.Duration;
    +import org.slf4j.LoggerFactory;
    +import java.util.Map;
    + * Configurable {@link brooklyn.entity.proxying.EntityInitializer} which adds an HTTP
sensor feed to retrieve the
    + * <code>JSONObject</code> from a JSON response in order to populate the
sensor with the indicated <code>name</code>.
    + */
    +public final class HttpRequestSensor<T> extends AddSensor<T, AttributeSensor<T>>
    +    private static final org.slf4j.Logger log = LoggerFactory.getLogger(HttpRequestSensor.class);
    +    public static final ConfigKey<String> JSON_PATH = ConfigKeys.newStringConfigKey("jsonPath");
    +    public static final ConfigKey<String> SENSOR_URI = ConfigKeys.newStringConfigKey("uri");
    +    private String jsonPath;
    --- End diff --
    Preference for final fields wherever appropriate; but don't worry about it.
    See (in particular the
section on how great and underused final fields are).

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