Example usage for com.google.gson JsonElement getAsJsonObject

Introduction

In this page you can find the example usage for com.google.gson JsonElement getAsJsonObject.

Prototype

public JsonObject getAsJsonObject()

Source Link

Document

convenience method to get this element as a JsonObject .

Usage

From source file:co.cask.cdap.internal.app.ApplicationSpecificationCodec.java

License:Apache License

@Override
public ApplicationSpecification deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException {
    JsonObject jsonObj = json.getAsJsonObject();

    String name = jsonObj.get("name").getAsString();

    String description = jsonObj.get("description").getAsString();
    String configuration = null;//from   www . ja v a  2s . c o  m
    if (jsonObj.has("configuration")) {
        configuration = jsonObj.get("configuration").getAsString();
    }

    ArtifactId artifactId = context.deserialize(jsonObj.get("artifactId"), ArtifactId.class);

    Map<String, StreamSpecification> streams = deserializeMap(jsonObj.get("streams"), context,
            StreamSpecification.class);
    Map<String, String> datasetModules = deserializeMap(jsonObj.get("datasetModules"), context, String.class);
    Map<String, DatasetCreationSpec> datasetInstances = deserializeMap(jsonObj.get("datasetInstances"), context,
            DatasetCreationSpec.class);
    Map<String, FlowSpecification> flows = deserializeMap(jsonObj.get("flows"), context,
            FlowSpecification.class);
    Map<String, MapReduceSpecification> mapReduces = deserializeMap(jsonObj.get("mapReduces"), context,
            MapReduceSpecification.class);
    Map<String, SparkSpecification> sparks = deserializeMap(jsonObj.get("sparks"), context,
            SparkSpecification.class);
    Map<String, WorkflowSpecification> workflows = deserializeMap(jsonObj.get("workflows"), context,
            WorkflowSpecification.class);

    Map<String, ServiceSpecification> services = deserializeMap(jsonObj.get("services"), context,
            ServiceSpecification.class);

    Map<String, ScheduleSpecification> schedules = deserializeMap(jsonObj.get("schedules"), context,
            ScheduleSpecification.class);

    Map<String, WorkerSpecification> workers = deserializeMap(jsonObj.get("workers"), context,
            WorkerSpecification.class);
    Map<String, Plugin> plugins = deserializeMap(jsonObj.get("plugins"), context, Plugin.class);

    return new DefaultApplicationSpecification(name, description, configuration, artifactId, streams,
            datasetModules, datasetInstances, flows, mapReduces, sparks, workflows, services, schedules,
            workers, plugins);
}

From source file:co.cask.cdap.internal.app.FlowletSpecificationCodec.java

License:Apache License

@Override
public FlowletSpecification deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException {
    JsonObject jsonObj = json.getAsJsonObject();

    String className = jsonObj.get("className").getAsString();
    String name = jsonObj.get("name").getAsString();
    String description = jsonObj.get("description").getAsString();
    FailurePolicy policy = FailurePolicy.valueOf(jsonObj.get("failurePolicy").getAsString());
    Set<String> dataSets = deserializeSet(jsonObj.get("datasets"), context, String.class);
    Map<String, String> properties = deserializeMap(jsonObj.get("properties"), context, String.class);
    ResourceSpecification resources = context.deserialize(jsonObj.get("resources"),
            new TypeToken<ResourceSpecification>() {
            }.getType());/*from  w  w  w.  j  a v  a2s  . c om*/

    return new DefaultFlowletSpecification(className, name, description, policy, dataSets, properties,
            resources);
}

From source file:co.cask.cdap.internal.app.FlowSpecificationCodec.java

License:Apache License

@Override
public FlowSpecification deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException {
    JsonObject jsonObj = json.getAsJsonObject();

    String className = jsonObj.get("className").getAsString();
    String name = jsonObj.get("name").getAsString();
    String description = jsonObj.get("description").getAsString();
    Map<String, FlowletDefinition> flowlets = deserializeMap(jsonObj.get("flowlets"), context,
            FlowletDefinition.class);
    List<FlowletConnection> connections = deserializeList(jsonObj.get("connections"), context,
            FlowletConnection.class);

    return new DefaultFlowSpecification(className, name, description, flowlets, connections);
}

From source file:co.cask.cdap.internal.app.MapReduceSpecificationCodec.java

License:Apache License

@Override
public MapReduceSpecification deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException {
    JsonObject jsonObj = json.getAsJsonObject();

    String className = jsonObj.get("className").getAsString();
    String name = jsonObj.get("name").getAsString();
    String description = jsonObj.get("description").getAsString();
    int mapperMemoryMB = jsonObj.get("mapperMemoryMB").getAsInt();
    int reducerMemoryMB = jsonObj.get("reducerMemoryMB").getAsInt();
    JsonElement inputDataSetElem = jsonObj.get("inputDataSet");
    String inputDataSet = inputDataSetElem == null ? null : inputDataSetElem.getAsString();
    JsonElement outputDataSetElem = jsonObj.get("outputDataSet");
    String outputDataSet = outputDataSetElem == null ? null : outputDataSetElem.getAsString();

    Set<String> dataSets = deserializeSet(jsonObj.get("datasets"), context, String.class);
    Map<String, String> properties = deserializeMap(jsonObj.get("properties"), context, String.class);

    return new DefaultMapReduceSpecification(className, name, description, inputDataSet, outputDataSet,
            dataSets, properties, mapperMemoryMB, reducerMemoryMB);
}

From source file:co.cask.cdap.internal.app.ProcedureSpecificationCodec.java

License:Apache License

@Override
public ProcedureSpecification deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException {
    JsonObject jsonObj = json.getAsJsonObject();

    String className = jsonObj.get("className").getAsString();
    String name = jsonObj.get("name").getAsString();
    String description = jsonObj.get("description").getAsString();
    Set<String> dataSets = deserializeSet(jsonObj.get("datasets"), context, String.class);
    Map<String, String> properties = deserializeMap(jsonObj.get("properties"), context, String.class);
    ResourceSpecification resourceSpec = context.deserialize(jsonObj.get("resources"),
            new TypeToken<ResourceSpecification>() {
            }.getType());//from  ww w . ja v  a  2 s .com

    JsonElement instanceElem = jsonObj.get("instances");
    int instances = (instanceElem == null || instanceElem.isJsonNull()) ? 1
            : jsonObj.get("instances").getAsInt();
    return new DefaultProcedureSpecification(className, name, description, dataSets, properties, resourceSpec,
            instances);
}

From source file:co.cask.cdap.internal.app.ResourceSpecificationCodec.java

License:Apache License

@Override
public ResourceSpecification deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException {
    JsonObject jsonObj = json.getAsJsonObject();

    int cores = jsonObj.get("virtualCores").getAsInt();
    int memorySize = jsonObj.get("memoryMB").getAsInt();

    return new Resources(memorySize, cores);
}

From source file:co.cask.cdap.internal.app.runtime.codec.ProgramOptionsCodec.java

License:Apache License

@Override
public ProgramOptions deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException {
    JsonObject jsonObj = json.getAsJsonObject();
    String name = jsonObj.get("name").getAsString();
    Arguments arguments = context.deserialize(jsonObj.get("arguments"), Arguments.class);
    Arguments userArguments = context.deserialize(jsonObj.get("userArguments"), Arguments.class);
    boolean debug = jsonObj.get("debug").getAsBoolean();

    return new SimpleProgramOptions(name, arguments, userArguments, debug);
}

From source file:co.cask.cdap.internal.app.ScheduleCodec.java

License:Apache License

@Override
public Schedule deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException {
    JsonObject jsonObj = json.getAsJsonObject();

    String name = jsonObj.get("name").getAsString();
    String description = jsonObj.get("description").getAsString();
    String cronExpression = jsonObj.get("cronExpression").getAsString();
    String action = jsonObj.get("action").getAsString();

    return new Schedule(name, description, cronExpression, Schedule.Action.valueOf(action));
}

From source file:co.cask.cdap.internal.app.SparkSpecificationCodec.java

License:Apache License

@Override
public SparkSpecification deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException {
    JsonObject jsonObj = json.getAsJsonObject();

    String className = jsonObj.get("className").getAsString();
    String name = jsonObj.get("name").getAsString();
    String description = jsonObj.get("description").getAsString();
    String mainClassName = jsonObj.get("mainClassName").getAsString();
    Map<String, String> properties = deserializeMap(jsonObj.get("properties"), context, String.class);

    return new DefaultSparkSpecification(className, name, description, mainClassName, properties);
}

From source file:co.cask.cdap.internal.app.WorkflowActionSpecificationCodec.java

License:Apache License

@Override
public WorkflowActionSpecification deserialize(JsonElement json, Type typeOfT,
        JsonDeserializationContext context) throws JsonParseException {
    JsonObject jsonObj = json.getAsJsonObject();

    String className = jsonObj.get("className").getAsString();
    String name = jsonObj.get("name").getAsString();
    String description = jsonObj.get("description").getAsString();
    Map<String, String> properties = deserializeMap(jsonObj.get("properties"), context, String.class);

    return new DefaultWorkflowActionSpecification(className, name, description, properties);
}