Example usage for com.google.gson.reflect TypeToken getRawType

Introduction

In this page you can find the example usage for com.google.gson.reflect TypeToken getRawType.

Prototype

public final Class<? super T> getRawType() 

Source Link

Document

Returns the raw (non-generic) type for this type.

Usage

From source file:com.prayer.vakit.times.gson.RuntimeTypeAdapterFactory.java

License:Apache License

@Override
public <R> TypeAdapter<R> create(Gson gson, TypeToken<R> type) {
    if (type.getRawType() != baseType) {
        return null;
    }// w ww  . j ava  2s  . co  m

    final Map<String, TypeAdapter<?>> labelToDelegate = new LinkedHashMap<>();
    final Map<Class<?>, TypeAdapter<?>> subtypeToDelegate = new LinkedHashMap<>();
    for (Map.Entry<String, Class<?>> entry : labelToSubtype.entrySet()) {
        TypeAdapter<?> delegate = gson.getDelegateAdapter(this, TypeToken.get(entry.getValue()));
        labelToDelegate.put(entry.getKey(), delegate);
        subtypeToDelegate.put(entry.getValue(), delegate);
    }

    return new TypeAdapter<R>() {
        @Override
        public R read(JsonReader in) throws IOException {
            JsonElement jsonElement = Streams.parse(in);
            JsonElement labelJsonElement = jsonElement.getAsJsonObject().remove(typeFieldName);
            if (labelJsonElement == null) {
                throw new JsonParseException("cannot deserialize " + baseType
                        + " because it does not define a field named " + typeFieldName);
            }
            String label = labelJsonElement.getAsString();
            @SuppressWarnings("unchecked") // registration requires that subtype extends T
            TypeAdapter<R> delegate = (TypeAdapter<R>) labelToDelegate.get(label);
            if (delegate == null) {
                throw new JsonParseException("cannot deserialize " + baseType + " subtype named " + label
                        + "; did you forget to register a subtype?");
            }
            return delegate.fromJsonTree(jsonElement);
        }

        @Override
        public void write(JsonWriter out, R value) throws IOException {
            Class<?> srcType = value.getClass();
            String label = subtypeToLabel.get(srcType);
            @SuppressWarnings("unchecked") // registration requires that subtype extends T
            TypeAdapter<R> delegate = (TypeAdapter<R>) subtypeToDelegate.get(srcType);
            if (delegate == null) {
                throw new JsonParseException(
                        "cannot serialize " + srcType.getName() + "; did you forget to register a subtype?");
            }
            JsonObject jsonObject = delegate.toJsonTree(value).getAsJsonObject();
            if (jsonObject.has(typeFieldName)) {
                throw new JsonParseException("cannot serialize " + srcType.getName()
                        + " because it already defines a field named " + typeFieldName);
            }
            JsonObject clone = new JsonObject();
            clone.add(typeFieldName, new JsonPrimitive(label));
            for (Map.Entry<String, JsonElement> e : jsonObject.entrySet()) {
                clone.add(e.getKey(), e.getValue());
            }
            Streams.write(clone, out);
        }
    }.nullSafe();
}

---

From source file:com.redhat.thermostat.gateway.service.commands.channel.coders.typeadapters.MessageTypeAdapterFactory.java

License:Open Source License

@SuppressWarnings("unchecked")
@Override/*w w  w .  j  av a2s .co m*/
public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
    Class<?> clazz = type.getRawType();
    if (AgentRequest.class.isAssignableFrom(clazz)) {
        return (TypeAdapter<T>) new AgentRequestTypeAdapter(gson);
    } else if (WebSocketResponse.class.isAssignableFrom(clazz)) {
        return (TypeAdapter<T>) new WebSocketResponseTypeAdapter(gson);
    } else if (ClientRequest.class.isAssignableFrom(clazz)) {
        return (TypeAdapter<T>) new ClientRequestTypeAdapter(gson);
    } else if (Message.class.isAssignableFrom(clazz)) {
        return (TypeAdapter<T>) new MessageTypeAdapter(gson);
    }
    return null;
}

---

From source file:com.singhinderjeet.gracenoteapi.json.GracenoteApiTypeAdapterFactory.java

License:Apache License

@SuppressWarnings("unchecked")
@Override/*ww w .ja v a 2  s .  c  om*/
public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
    if (type.getRawType() == Date.class) {
        return (TypeAdapter<T>) new UtcDateTypeAdapter();
    } else {
        return gson.getDelegateAdapter(this, type);
    }
}

---

From source file:com.squareup.wire.MessageTypeAdapter.java

License:Apache License

@SuppressWarnings("unchecked")
public MessageTypeAdapter(Wire wire, Gson gson, TypeToken<M> type) {
    this.wire = wire;
    this.gson = gson;
    this.type = (Class<M>) type.getRawType();
}

---

From source file:com.squareup.wire.WireTypeAdapterFactory.java

License:Apache License

@SuppressWarnings("unchecked")
@Override/*from   w w  w  .j  a v  a  2  s .  co  m*/
public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
    if (type.getRawType().equals(ByteString.class)) {
        return (TypeAdapter<T>) new ByteStringTypeAdapter();
    }
    if (Message.class.isAssignableFrom(type.getRawType())) {
        return (TypeAdapter<T>) new MessageTypeAdapter(wire, gson, type);
    }
    return null;
}

---

From source file:com.truethat.android.external.gson.RuntimeTypeAdapterFactory.java

License:Apache License

/**
 * This method was modified, to include {@link #typeFieldName} in serialized registered sub types.
 *//*from  w  ww .  j av  a 2  s . co  m*/
@Nullable
public <R> TypeAdapter<R> create(Gson gson, TypeToken<R> type) {
    if (type.getRawType() != baseType && !labelToSubtype.containsKey(type.getRawType().getSimpleName())) {
        return null;
    }

    final Map<String, TypeAdapter<?>> labelToDelegate = new LinkedHashMap<>();
    final Map<Class<?>, TypeAdapter<?>> subtypeToDelegate = new LinkedHashMap<>();
    for (Map.Entry<String, Class<?>> entry : labelToSubtype.entrySet()) {
        TypeAdapter<?> delegate = gson.getDelegateAdapter(this, TypeToken.get(entry.getValue()));
        labelToDelegate.put(entry.getKey(), delegate);
        subtypeToDelegate.put(entry.getValue(), delegate);
    }

    return new TypeAdapter<R>() {
        @Override
        public void write(JsonWriter out, R value) throws IOException {
            Class<?> srcType = value.getClass();
            String label = subtypeToLabel.get(srcType);
            @SuppressWarnings("unchecked") // registration requires that subtype extends T
            TypeAdapter<R> delegate = (TypeAdapter<R>) subtypeToDelegate.get(srcType);
            if (delegate == null) {
                throw new JsonParseException(
                        "cannot serialize " + srcType.getName() + "; did you forget to register a subtype?");
            }
            JsonObject jsonObject = delegate.toJsonTree(value).getAsJsonObject();
            if (jsonObject.has(typeFieldName)) {
                throw new JsonParseException("cannot serialize " + srcType.getName()
                        + " because it already defines a field named " + typeFieldName);
            }
            JsonObject clone = new JsonObject();
            clone.add(typeFieldName, new JsonPrimitive(label));
            for (Map.Entry<String, JsonElement> e : jsonObject.entrySet()) {
                clone.add(e.getKey(), e.getValue());
            }
            Streams.write(clone, out);
        }

        @Override
        public R read(JsonReader in) throws IOException {
            JsonElement jsonElement = Streams.parse(in);
            JsonElement labelJsonElement = jsonElement.getAsJsonObject().remove(typeFieldName);
            if (labelJsonElement == null) {
                throw new JsonParseException("cannot deserialize " + baseType
                        + " because it does not define a field named " + typeFieldName);
            }
            String label = labelJsonElement.getAsString();
            @SuppressWarnings("unchecked") // registration requires that subtype extends T
            TypeAdapter<R> delegate = (TypeAdapter<R>) labelToDelegate.get(label);
            if (delegate == null) {
                throw new JsonParseException("cannot deserialize " + baseType + " subtype named " + label
                        + "; did you forget to register a subtype?");
            }
            return delegate.fromJsonTree(jsonElement);
        }
    }.nullSafe();
}

---

From source file:com.twitter.sdk.android.core.models.SafeListAdapter.java

License:Apache License

@Override
public <T> TypeAdapter<T> create(final Gson gson, final TypeToken<T> tokenType) {
    final TypeAdapter<T> delegate = gson.getDelegateAdapter(this, tokenType);

    return new TypeAdapter<T>() {
        @Override//from   www  . ja  va  2 s  .  co  m
        public void write(JsonWriter out, T value) throws IOException {
            delegate.write(out, value);
        }

        @Override
        public T read(JsonReader arg0) throws IOException {
            final T t = delegate.read(arg0);
            if (List.class.isAssignableFrom(tokenType.getRawType())) {
                if (t == null) {
                    return (T) Collections.EMPTY_LIST;
                }

                final List<?> list = (List<?>) t;
                return (T) Collections.unmodifiableList(list);
            }
            return t;
        }
    };
}

---

From source file:com.twitter.sdk.android.core.models.SafeMapAdapter.java

License:Apache License

@Override
public <T> TypeAdapter<T> create(final Gson gson, final TypeToken<T> tokenType) {
    final TypeAdapter<T> delegate = gson.getDelegateAdapter(this, tokenType);

    return new TypeAdapter<T>() {
        @Override//  ww w.j a  v  a 2  s . co m
        public void write(JsonWriter out, T value) throws IOException {
            delegate.write(out, value);
        }

        @Override
        public T read(JsonReader arg0) throws IOException {
            final T t = delegate.read(arg0);
            if (Map.class.isAssignableFrom(tokenType.getRawType())) {
                if (t == null) {
                    return (T) Collections.EMPTY_MAP;
                }

                final Map<?, ?> map = (Map<?, ?>) t;
                return (T) Collections.unmodifiableMap(map);
            }
            return t;
        }
    };
}

---

From source file:com.vaadin.addon.charts.model.gsonhelpers.AbstractSeriesTypeAdapterFactory.java

@SuppressWarnings("unchecked")
public final <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
    return AbstractSeries.class.isAssignableFrom(type.getRawType())
            ? (TypeAdapter<T>) customizeMyClassAdapter(gson, (TypeToken<AbstractSeries>) type)
            : null;//from w w  w.  j  a  v a 2s  .  com
}

---

From source file:com.vaadin.addon.charts.model.gsonhelpers.DataSeriesItemTypeAdapterFactory.java

@SuppressWarnings("unchecked")
public final <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
    return DataSeriesItem.class.isAssignableFrom(type.getRawType())
            ? (TypeAdapter<T>) customizeMyClassAdapter(gson, (TypeToken<DataSeriesItem>) type)
            : null;//from   ww  w .  ja v a  2 s  .co m
}

---

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