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.javacreed.examples.gson.part2.DataTypeAdapterFactory.java

License:Apache License

@Override
public <T> TypeAdapter<T> create(final Gson gson, final TypeToken<T> type) {
    @SuppressWarnings("unchecked")
    final Class<T> rawType = (Class<T>) type.getRawType();

    @SuppressWarnings("unchecked")
    final AbstractTypeAdapter<T> typeAdapter = (AbstractTypeAdapter<T>) adapters.get(rawType);
    if (typeAdapter != null) {
        typeAdapter.setGson(gson);/*from  w ww.  j a v a2 s. c  o m*/
    }
    return typeAdapter;
}

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From source file:com.javacreed.examples.gson.part3.DataTypeAdapterFactory.java

License:Apache License

private <T> AbstractTypeAdapter<T> findTypeAdapter(final TypeToken<T> typeToken) {
    @SuppressWarnings("unchecked")
    final Class<T> rawType = (Class<T>) typeToken.getRawType();

    Class<?> selectedTypeAdapterType = null;
    AbstractTypeAdapter<?> selectedTypeAdapter = null;

    for (final Entry<Type, AbstractTypeAdapter<?>> entry : adapters.entrySet()) {
        final Type typeAdapterType = entry.getKey();
        if (rawType == typeAdapterType) {
            selectedTypeAdapter = entry.getValue();
            break;
        }//from w  ww  .  j a  v  a  2 s.c om

        if (typeAdapterType instanceof Class) {
            final Class<?> typeAdapterClass = (Class<?>) typeAdapterType;
            if (typeAdapterClass.isAssignableFrom(rawType)) {
                if (selectedTypeAdapterType == null
                        || selectedTypeAdapterType.isAssignableFrom(typeAdapterClass)) {
                    selectedTypeAdapterType = rawType;
                    selectedTypeAdapter = entry.getValue();
                }
            }
        }
    }

    @SuppressWarnings("unchecked")
    final AbstractTypeAdapter<T> t = (AbstractTypeAdapter<T>) selectedTypeAdapter;
    return t;
}

---

From source file:com.kickstarter.libs.AutoParcelAdapterFactory.java

License:Apache License

@SuppressWarnings("unchecked")
@Override/*from w  w  w .  j av a2  s  . c o m*/
public <T> TypeAdapter<T> create(final @NonNull Gson gson, final @NonNull TypeToken<T> type) {
    final Class<? super T> rawType = type.getRawType();
    if (!rawType.isAnnotationPresent(AutoGson.class)) {
        return null;
    }

    final String packageName = rawType.getPackage().getName();
    final String className = rawType.getName().substring(packageName.length() + 1).replace('$', '_');
    final String autoParcelName = packageName + ".AutoParcel_" + className;

    try {
        final Class<?> autoParcelType = Class.forName(autoParcelName);
        return (TypeAdapter<T>) gson.getAdapter(autoParcelType);
    } catch (final ClassNotFoundException e) {
        throw new RuntimeException("Could not load AutoParcel type " + autoParcelName, e);
    }
}

---

From source file:com.kotcrab.vis.editor.serializer.json.RuntimeTypeAdapterFactory.java

License:Apache License

public <R> TypeAdapter<R> create(Gson gson, TypeToken<R> type) {
    if (baseType.isAssignableFrom(type.getRawType()) == false) {
        return null;
    }/*from w w  w.j ava2  s .  co m*/

    final Map<String, TypeAdapter<?>> labelToDelegate = new LinkedHashMap<String, TypeAdapter<?>>();
    final Map<Class<?>, TypeAdapter<?>> subtypeToDelegate = new LinkedHashMap<Class<?>, TypeAdapter<?>>();
    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);
        }
    };
}

---

From source file:com.lbis.aerovibe.spring.common.mapping.EnumAdapterFactory.java

@Override
public <T> TypeAdapter<T> create(final Gson gson, final TypeToken<T> type) {
    Class<? super T> rawType = type.getRawType();
    if (rawType.isEnum()) {
        return new EnumTypeAdapter<T>();
    }//from w w  w .j a va 2s. c  o  m
    return null;
}

---

From source file:com.learn.mobile.library.dmobi.helper.RuntimeTypeAdapterFactory.java

License:Apache License

public <R> TypeAdapter<R> create(Gson gson, TypeToken<R> type) {
    if (type.getRawType() != baseType) {
        return null;
    }//from w ww . j  av  a  2s .c  om

    final Map<String, TypeAdapter<?>> labelToDelegate = new LinkedHashMap<String, TypeAdapter<?>>();
    final Map<Class<?>, TypeAdapter<?>> subtypeToDelegate = new LinkedHashMap<Class<?>, TypeAdapter<?>>();
    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);
            // Do not remove typeFieldName
            JsonElement labelJsonElement = jsonElement.getAsJsonObject().get(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.metinkale.prayerapp.vakit.times.gson.RuntimeTypeAdapterFactory.java

License:Apache License

@Override
public <R> TypeAdapter<R> create(@NonNull Gson gson, @NonNull TypeToken<R> type) {
    if (type.getRawType() != baseType) {
        return null;
    }//  w w w. ja va 2 s.c om

    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, @NonNull 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.michaelfotiadis.crossyscore.core.data.parsers.gson.RuntimeTypeAdapterFactory.java

License:Apache License

public <R> TypeAdapter<R> create(final Gson gson, final TypeToken<R> type) {
    if (!type.getRawType().equals(baseType)) {
        return null;
    }/*from w ww. j  a  va2 s.c  om*/

    final Map<String, TypeAdapter<?>> labelToDelegate = new LinkedHashMap<>();
    final Map<Class<?>, TypeAdapter<?>> subtypeToDelegate = new LinkedHashMap<>();

    for (final Map.Entry<String, Class<?>> entry : labelToSubtype.entrySet()) {
        final 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(final JsonWriter out, final R value) throws IOException {
            if (value != null) {
                final Class<?> srcType = value.getClass();
                final String label = subtypeToLabel.get(srcType);
                @SuppressWarnings("unchecked")
                final // 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?");
                }
                final 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);
                }
                final JsonObject clone = new JsonObject();
                clone.add(typeFieldName, new JsonPrimitive(label));
                for (final Map.Entry<String, JsonElement> e : jsonObject.entrySet()) {
                    clone.add(e.getKey(), e.getValue());
                }
                Streams.write(clone, out);
            } else {
                out.nullValue();
            }
        }

        @Override
        public R read(final JsonReader in) throws IOException {
            final JsonElement jsonElement = Streams.parse(in);
            // fix for null Json Elements
            if (jsonElement.isJsonNull()) {
                return null;
            }

            final JsonElement labelJsonElement = jsonElement.getAsJsonObject().remove(typeFieldName);
            final String label = getBaseTypeLabel(labelJsonElement);
            @SuppressWarnings("unchecked") // registration requires that subtype extends T
            final 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);
        }

        private String getBaseTypeLabel(final JsonElement labelJsonElement) {
            final String label;

            if (labelJsonElement == null) {
                if (defaultSubTypeLabel == null) {
                    throw new JsonParseException("cannot deserialize " + baseType
                            + " because it does not define a field named " + typeFieldName);
                } else {
                    label = defaultSubTypeLabel;

                    if (!labelToDelegate.containsKey(label)) {
                        throw new IllegalStateException(
                                "WTF: Was looking for " + label + " in " + labelToDelegate.keySet());
                    }

                }
            } else {
                label = labelJsonElement.getAsString();
            }

            return label;
        }
    };
}

---

From source file:com.michaelfotiadis.steam.net.gson.RuntimeTypeAdapterFactory.java

License:Apache License

public <R> TypeAdapter<R> create(final Gson gson, final TypeToken<R> type) {
    if (type.getRawType() != baseType) {
        return null;
    }//from w  w  w . java  2 s  .  co m

    final Map<String, TypeAdapter<?>> labelToDelegate = new LinkedHashMap<>();
    final Map<Class<?>, TypeAdapter<?>> subtypeToDelegate = new LinkedHashMap<>();

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

    return new TypeAdapter<R>() {
        private String getBaseTypeLabel(final JsonElement labelJsonElement) {
            final String label;

            if (labelJsonElement == null) {
                if (defaultSubTypeLabel == null) {
                    throw new JsonParseException("cannot deserialize " + baseType
                            + " because it does not define a field named " + typeFieldName);
                } else {
                    label = defaultSubTypeLabel;

                    if (!labelToDelegate.containsKey(label)) {
                        throw new IllegalStateException(
                                "WTF: Was looking for " + label + " in " + labelToDelegate.keySet());
                    }

                }
            } else {
                label = labelJsonElement.getAsString();
            }

            return label;
        }

        @Override
        public R read(final JsonReader in) throws IOException {
            final JsonElement jsonElement = Streams.parse(in);
            // fix for null Json Elements
            if (jsonElement.isJsonNull()) {
                return null;
            }

            final JsonElement labelJsonElement = jsonElement.getAsJsonObject().remove(typeFieldName);
            final String label = getBaseTypeLabel(labelJsonElement);
            @SuppressWarnings("unchecked") // registration requires that subtype extends T
            final 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(final JsonWriter out, final R value) throws IOException {
            if (value != null) {
                final Class<?> srcType = value.getClass();
                final String label = subtypeToLabel.get(srcType);
                @SuppressWarnings("unchecked")
                final // 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?");
                }
                final 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);
                }
                final JsonObject clone = new JsonObject();
                clone.add(typeFieldName, new JsonPrimitive(label));
                for (final Map.Entry<String, JsonElement> e : jsonObject.entrySet()) {
                    clone.add(e.getKey(), e.getValue());
                }
                Streams.write(clone, out);
            } else {
                out.nullValue();
            }
        }
    };
}

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From source file:com.pcloud.sdk.internal.networking.serialization.UnmodifiableListTypeFactory.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/*  w w  w  .  ja v a  2s .  c  o m*/
        public void write(JsonWriter out, T value) throws IOException {
            delegate.write(out, value);
        }

        @SuppressWarnings("unchecked")
        @Override
        public T read(JsonReader arg0) throws IOException {
            T t = delegate.read(arg0);
            if (List.class.isAssignableFrom(tokenType.getRawType())) {
                List<?> list = (List<?>) t;

                return (T) Collections.unmodifiableList(list);
            }

            return t;
        }
    };
}

---

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