Example usage for com.google.gson JsonDeserializationContext deserialize

Introduction

In this page you can find the example usage for com.google.gson JsonDeserializationContext deserialize.

Prototype

public <T> T deserialize(JsonElement json, Type typeOfT) throws JsonParseException;

Source Link

Document

Invokes default deserialization on the specified object.

Usage

From source file:com.continuuity.loom.codec.json.current.ProviderTypeCodec.java

License:Apache License

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

    String name = context.deserialize(jsonObj.get("name"), String.class);
    String description = context.deserialize(jsonObj.get("description"), String.class);
    Map<ParameterType, ParametersSpecification> parameters = context.deserialize(jsonObj.get("parameters"),
            new TypeToken<Map<ParameterType, ParametersSpecification>>() {
            }.getType());/*from  w  ww  .java 2  s  . c o  m*/
    Map<String, ResourceTypeSpecification> resourceTypes = context.deserialize(jsonObj.get("resourceTypes"),
            new TypeToken<Map<String, ResourceTypeSpecification>>() {
            }.getType());

    return new ProviderType(name, description, parameters, resourceTypes);
}

From source file:com.continuuity.loom.codec.json.current.ProvisionerCodec.java

License:Apache License

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

    String id = context.deserialize(jsonObj.get("id"), String.class);
    String host = context.deserialize(jsonObj.get("host"), String.class);
    Integer port = context.deserialize(jsonObj.get("port"), Integer.class);
    Integer capacityTotal = context.deserialize(jsonObj.get("capacityTotal"), Integer.class);
    Map<String, Integer> usage = context.deserialize(jsonObj.get("usage"),
            new TypeToken<Map<String, Integer>>() {
            }.getType());/*from  w w  w.  ja  va 2 s .  co  m*/
    Map<String, Integer> assignments = context.deserialize(jsonObj.get("assignments"),
            new TypeToken<Map<String, Integer>>() {
            }.getType());

    return new Provisioner(id, host, port, capacityTotal, usage, assignments);
}

From source file:com.continuuity.loom.codec.json.current.ResourceTypeSpecificationCodec.java

License:Apache License

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

    ResourceTypeFormat format = context.deserialize(jsonObj.get("format"), ResourceTypeFormat.class);

    return new ResourceTypeSpecification(format);
}

From source file:com.continuuity.loom.codec.json.current.ServiceActionCodec.java

License:Apache License

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

    String actionType = context.deserialize(jsonObj.get("type"), String.class);
    Map<String, String> fields = context.deserialize(jsonObj.get("fields"),
            new TypeToken<Map<String, String>>() {
            }.getType());//from   ww  w . j  av  a  2s  .c  o m

    return new ServiceAction(actionType, fields);
}

From source file:com.continuuity.loom.codec.json.current.ServiceCodec.java

License:Apache License

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

    String name = context.deserialize(jsonObj.get("name"), String.class);
    String description = context.deserialize(jsonObj.get("description"), String.class);
    ServiceDependencies dependencies = context.deserialize(jsonObj.get("dependencies"),
            ServiceDependencies.class);

    JsonObject provisioner = context.deserialize(jsonObj.get("provisioner"), JsonObject.class);
    Map<ProvisionerAction, ServiceAction> actions = Collections.emptyMap();
    if (provisioner != null) {
        actions = context.deserialize(provisioner.get("actions"),
                new TypeToken<Map<ProvisionerAction, ServiceAction>>() {
                }.getType());//from   ww  w .  j  a  v a2  s.  c om
    }

    return new Service(name, description, dependencies, actions);
}

From source file:com.continuuity.loom.codec.json.current.ServiceConstraintCodec.java

License:Apache License

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

    JsonObject quantities = jsonObj.get("quantities").getAsJsonObject();
    Integer min = context.deserialize(quantities.get("min"), Integer.class);
    Integer max = context.deserialize(quantities.get("max"), Integer.class);
    Integer stepSize = context.deserialize(quantities.get("stepSize"), Integer.class);
    ImmutablePair<Integer, Integer> ratio = stringToRatio(
            context.<String>deserialize(quantities.get("ratio"), String.class));
    Set<String> requiredHardwareTypes = context.deserialize(jsonObj.get("hardwaretypes"),
            new TypeToken<Set<String>>() {
            }.getType());/* w w  w.j  a v a  2 s  .co  m*/
    Set<String> requiredImageTypes = context.deserialize(jsonObj.get("imagetypes"),
            new TypeToken<Set<String>>() {
            }.getType());

    return new ServiceConstraint(requiredHardwareTypes, requiredImageTypes, min, max, stepSize, ratio);
}

From source file:com.continuuity.loom.codec.json.current.ServiceDependenciesCodec.java

License:Apache License

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

    Set<String> provides = context.deserialize(jsonObj.get("provides"), new TypeToken<Set<String>>() {
    }.getType());//from w  ww. j  a  v a2 s . c  o  m
    Set<String> conflicts = context.deserialize(jsonObj.get("conflicts"), new TypeToken<Set<String>>() {
    }.getType());
    ServiceStageDependencies install = context.deserialize(jsonObj.get("install"),
            ServiceStageDependencies.class);
    ServiceStageDependencies runtime = context.deserialize(jsonObj.get("runtime"),
            ServiceStageDependencies.class);

    return new ServiceDependencies(provides, conflicts, install, runtime);
}

From source file:com.continuuity.loom.codec.json.current.ServiceStageDependenciesCodec.java

License:Apache License

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

    Set<String> requires = context.deserialize(jsonObj.get("requires"), new TypeToken<Set<String>>() {
    }.getType());//from   w  w w.  j  a  va  2s.  c  o  m
    Set<String> uses = context.deserialize(jsonObj.get("uses"), new TypeToken<Set<String>>() {
    }.getType());

    return new ServiceStageDependencies(requires, uses);
}

From source file:com.continuuity.loom.codec.json.current.TakeTaskRequestCodec.java

License:Apache License

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

    String workerId = context.deserialize(jsonObj.get("workerId"), String.class);
    String provisionerId = context.deserialize(jsonObj.get("provisionerId"), String.class);
    String tenantId = context.deserialize(jsonObj.get("tenantId"), String.class);

    return new TakeTaskRequest(workerId, provisionerId, tenantId);
}

From source file:com.continuuity.loom.codec.json.current.TaskConfigCodec.java

License:Apache License

@Override
public TaskConfig deserialize(JsonElement json, Type type, JsonDeserializationContext context)
        throws JsonParseException {

    // make a copy since we'll be doing removes. This is because the provisioner results are at the
    // same level as all the other fields because... hacks
    JsonObject jsonObj = shallowCopy(json.getAsJsonObject());

    Provider provider = context.deserialize(jsonObj.remove("provider"), Provider.class);
    Map<String, NodeProperties> nodePropertiesMap = context.deserialize(jsonObj.remove("nodes"),
            new TypeToken<Map<String, NodeProperties>>() {
            }.getType());//from w  w  w .  j  a v  a  2  s.  c  om
    JsonObject clusterConfig = jsonObj.remove("cluster").getAsJsonObject();
    TaskServiceAction taskServiceAction = context.deserialize(jsonObj.remove("service"),
            TaskServiceAction.class);
    // build node properties
    String hostname = context.deserialize(jsonObj.remove("hostname"), String.class);
    String ipaddress = context.deserialize(jsonObj.remove("ipaddress"), String.class);
    String imagetype = context.deserialize(jsonObj.remove("imagetype"), String.class);
    String hardwaretype = context.deserialize(jsonObj.remove("hardwaretype"), String.class);
    String flavor = context.deserialize(jsonObj.remove("flavor"), String.class);
    String image = context.deserialize(jsonObj.remove("image"), String.class);
    String sshUser = context.deserialize(jsonObj.remove("ssh-user"), String.class);
    Integer nodeNum = context.deserialize(jsonObj.remove("nodenum"), Integer.class);
    Set<String> serviceNames = context.deserialize(jsonObj.remove("services"), new TypeToken<Set<String>>() {
    }.getType());
    Set<String> automators = context.deserialize(jsonObj.remove("automators"), new TypeToken<Set<String>>() {
    }.getType());
    NodeProperties nodeProperties = NodeProperties.builder().setHostname(hostname).setIpaddress(ipaddress)
            .setNodenum(nodeNum).setHardwaretype(hardwaretype).setImagetype(imagetype).setFlavor(flavor)
            .setImage(image).setSSHUser(sshUser).setAutomators(automators).setServiceNames(serviceNames)
            .build();

    // what's left is the provisioner results
    return new TaskConfig(nodeProperties, provider, nodePropertiesMap, taskServiceAction, clusterConfig,
            jsonObj);
}