Example usage for com.google.gson JsonSerializer JsonSerializer

List of usage examples for com.google.gson JsonSerializer JsonSerializer

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

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JsonSerializer

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From source file:org.mitre.oauth2.view.TokenIntrospectionView.java

License:Apache License

@Override
protected void renderMergedOutputModel(Map<String, Object> model, HttpServletRequest request,
        HttpServletResponse response) {/*from  w w  w. j ava2s .c  o  m*/

    Gson gson = new GsonBuilder().setExclusionStrategies(new ExclusionStrategy() {

        @Override
        public boolean shouldSkipField(FieldAttributes f) {
            /*
            if (f.getDeclaringClass().isAssignableFrom(OAuth2AccessTokenEntity.class)) {
               // we don't want to serialize the whole object, just the scope and timeout
               if (f.getName().equals("scope")) {
                  return false;
               } else if (f.getName().equals("expiration")) {
                  return false;
               } else {
                  // skip everything else on this class
                  return true;
               }
            } else {
               // serialize other classes without filter (lists and sets and things)
               return false;
            }
             */
            return false;
        }

        @Override
        public boolean shouldSkipClass(Class<?> clazz) {
            // skip the JPA binding wrapper
            if (clazz.equals(BeanPropertyBindingResult.class)) {
                return true;
            } else {
                return false;
            }
        }

    }).registerTypeAdapter(OAuth2AccessTokenEntity.class, new JsonSerializer<OAuth2AccessTokenEntity>() {
        @Override
        public JsonElement serialize(OAuth2AccessTokenEntity src, Type typeOfSrc,
                JsonSerializationContext context) {
            JsonObject token = new JsonObject();

            token.addProperty("active", true);

            token.addProperty("scope", Joiner.on(" ").join(src.getScope()));

            token.add("exp", context.serialize(src.getExpiration()));

            //token.addProperty("audience", src.getAuthenticationHolder().getAuthentication().getAuthorizationRequest().getClientId());

            token.addProperty("sub", src.getAuthenticationHolder().getAuthentication().getName());

            token.addProperty("client_id",
                    src.getAuthenticationHolder().getAuthentication().getOAuth2Request().getClientId());

            token.addProperty("token_type", src.getTokenType());

            return token;
        }

    }).registerTypeAdapter(OAuth2RefreshTokenEntity.class, new JsonSerializer<OAuth2RefreshTokenEntity>() {
        @Override
        public JsonElement serialize(OAuth2RefreshTokenEntity src, Type typeOfSrc,
                JsonSerializationContext context) {
            JsonObject token = new JsonObject();

            token.addProperty("active", true);

            token.addProperty("scope", Joiner.on(" ")
                    .join(src.getAuthenticationHolder().getAuthentication().getOAuth2Request().getScope()));

            token.add("exp", context.serialize(src.getExpiration()));

            //token.addProperty("audience", src.getAuthenticationHolder().getAuthentication().getAuthorizationRequest().getClientId());

            token.addProperty("sub", src.getAuthenticationHolder().getAuthentication().getName());

            token.addProperty("client_id",
                    src.getAuthenticationHolder().getAuthentication().getOAuth2Request().getClientId());

            return token;
        }

    }).setDateFormat("yyyy-MM-dd'T'HH:mm:ssZ").create();

    response.setContentType("application/json");

    Writer out;

    try {

        out = response.getWriter();
        Object obj = model.get("entity");
        if (obj == null) {
            obj = model;
        }

        gson.toJson(obj, out);

    } catch (IOException e) {

        logger.error("IOException occurred in TokenIntrospectionView.java: ", e);

    }

}

From source file:org.mitre.openid.connect.view.JSONIdTokenView.java

License:Apache License

protected void renderMergedOutputModel(Map<String, Object> model, HttpServletRequest request,
        HttpServletResponse response) throws Exception {

    Gson gson = new GsonBuilder().setExclusionStrategies(new ExclusionStrategy() {

        public boolean shouldSkipField(FieldAttributes f) {

            return false;
        }/*from  w w  w .j  av a2s  .c om*/

        public boolean shouldSkipClass(Class<?> clazz) {
            // skip the JPA binding wrapper
            if (clazz.equals(BeanPropertyBindingResult.class)) {
                return true;
            }
            return false;
        }

    }).registerTypeHierarchyAdapter(ClaimSet.class, new JsonSerializer<ClaimSet>() {
        @Override
        public JsonElement serialize(ClaimSet src, Type typeOfSrc, JsonSerializationContext context) {
            if (src != null) {
                return src.getAsJsonObject();
            } else {
                return JsonNull.INSTANCE;
            }
        }
    }).create();

    response.setContentType("application/json");

    Writer out = response.getWriter();

    Object obj = model.get("entity");
    if (obj == null) {
        obj = model;
    }

    gson.toJson(obj, out);
}

From source file:org.netbeans.rest.application.config.GsonMessageBodyHandler.java

private Gson getGson() {
    if (gson == null) {
        JsonSerializer<Date> ser = new JsonSerializer<Date>() {

            @Override//from  ww  w .  ja  va 2s.  co  m
            public JsonElement serialize(Date src, Type type, JsonSerializationContext jsc) {
                return src == null ? null : new JsonPrimitive(src.getTime());
            }

        };

        JsonDeserializer<Date> deser = new JsonDeserializer<Date>() {

            @Override
            public Date deserialize(JsonElement json, Type type, JsonDeserializationContext jdc)
                    throws JsonParseException {
                return json == null ? null : new Date(json.getAsLong());
            }
        };

        final GsonBuilder gsonBuilder = new GsonBuilder();
        gson = gsonBuilder.registerTypeAdapter(Date.class, ser).registerTypeAdapter(Date.class, deser).create();
    }
    return gson;
}

From source file:org.ohmage.dagger.OhmageModule.java

License:Apache License

@Provides
@Singleton//from  w w w . j  a v a  2  s  .  c o m
Gson provideGson() {
    GsonBuilder gson = new GsonBuilder().setFieldNamingPolicy(FieldNamingPolicy.LOWER_CASE_WITH_UNDERSCORES)
            .registerTypeAdapterFactory(new LowercaseEnumTypeAdapterFactory())
            .registerTypeAdapter(Prompt.class, new BasePrompt.PromptDeserializer())
            .registerTypeAdapter(Double.class, new JsonSerializer<Double>() {
                @Override
                public JsonElement serialize(Double src, Type typeOfSrc, JsonSerializationContext context) {
                    if ((src == Math.floor(src)) && !Double.isInfinite(src)) {
                        return context.serialize(src.intValue());
                    }

                    return context.serialize(src);
                }
            });
    TriggerInit.injectDeserializers(gson);
    return gson.create();
}

From source file:org.opendolphin.core.comm.JsonCodec.java

License:Apache License

public JsonCodec() {
    GsonBuilder gsonBuilder = new GsonBuilder();
    gsonBuilder.registerTypeAdapter(Date.class, new JsonSerializer<Date>() {
        @Override/*from w w  w. j  a v  a  2 s .com*/
        public JsonElement serialize(Date src, Type typeOfSrc, JsonSerializationContext context) {
            JsonObject element = new JsonObject();
            element.addProperty(Date.class.toString(), new SimpleDateFormat(ISO8601_FORMAT).format(src));
            return element;
        }
    });
    gsonBuilder.registerTypeAdapter(Float.class, new JsonSerializer<Float>() {
        @Override
        public JsonElement serialize(Float src, Type typeOfSrc, JsonSerializationContext context) {
            JsonObject element = new JsonObject();
            element.addProperty(Float.class.toString(), Float.toString(src));
            return element;
        }
    });
    gsonBuilder.registerTypeAdapter(Double.class, new JsonSerializer<Double>() {
        @Override
        public JsonElement serialize(Double src, Type typeOfSrc, JsonSerializationContext context) {
            JsonObject element = new JsonObject();
            element.addProperty(Double.class.toString(), Double.toString(src));
            return element;
        }
    });
    gsonBuilder.registerTypeAdapter(BigDecimal.class, new JsonSerializer<BigDecimal>() {
        @Override
        public JsonElement serialize(BigDecimal src, Type typeOfSrc, JsonSerializationContext context) {
            JsonObject element = new JsonObject();
            element.addProperty(BigDecimal.class.toString(), src.toString());
            return element;
        }
    });
    GSON = gsonBuilder.serializeNulls().create();
}

From source file:org.rapla.rest.gwtjsonrpc.server.JsonServlet.java

License:Apache License

private String formatResult(final ActiveCall call) throws UnsupportedEncodingException, IOException {
    final GsonBuilder gb = createGsonBuilder();

    gb.registerTypeAdapter(call.getClass(), new JsonSerializer<ActiveCall>() {
        @Override/*  ww  w.  j a  va  2 s . c  o m*/
        public JsonElement serialize(final ActiveCall src, final Type typeOfSrc,
                final JsonSerializationContext context) {
            if (call.externalFailure != null) {
                final String msg;
                if (call.method != null) {
                    msg = "Error  in " + call.method.getName();
                } else {
                    msg = "Error";
                }
                logger.error(msg, call.externalFailure);
            }

            Throwable failure = src.externalFailure != null ? src.externalFailure : src.internalFailure;
            Object result = src.result;
            if (result instanceof FutureResult) {
                try {
                    result = ((FutureResult) result).get();
                } catch (Exception e) {
                    failure = e;
                }
            }

            final JsonObject r = new JsonObject();
            if (src.versionName == null || src.versionValue == null) {
                r.add("jsonrpc", new JsonPrimitive("2.0"));
            } else {
                r.add(src.versionName, src.versionValue);
            }
            if (src.id != null) {
                r.add("id", src.id);
            }
            if (failure != null) {
                final int code = to2_0ErrorCode(src);
                final JsonObject error = getError(src.versionName, code, failure, gb);
                r.add("error", error);
            } else {
                r.add("result", context.serialize(result));
            }
            return r;
        }

    });
    Gson create = gb.create();
    final StringWriter o = new StringWriter();

    create.toJson(call, o);
    o.close();
    String string = o.toString();
    return string;
}

From source file:org.rapla.server.jsonrpc.JsonServlet.java

License:Apache License

private String formatResult(final ActiveCall call) throws UnsupportedEncodingException, IOException {
    final GsonBuilder gb = createGsonBuilder();
    gb.registerTypeAdapter(call.getClass(), new JsonSerializer<ActiveCall>() {
        @Override//from  w w  w . j a v  a  2s .c  o  m
        public JsonElement serialize(final ActiveCall src, final Type typeOfSrc,
                final JsonSerializationContext context) {
            if (call.callback != null) {
                if (src.externalFailure != null) {
                    return new JsonNull();
                }
                return context.serialize(src.result);
            }

            final JsonObject r = new JsonObject();
            r.add(src.versionName, src.versionValue);
            if (src.id != null) {
                r.add("id", src.id);
            }
            if (src.xsrfKeyOut != null) {
                r.addProperty("xsrfKey", src.xsrfKeyOut);
            }
            if (src.externalFailure != null) {
                final JsonObject error = new JsonObject();
                if ("jsonrpc".equals(src.versionName)) {
                    final int code = to2_0ErrorCode(src);

                    error.addProperty("code", code);
                    error.addProperty("message", src.externalFailure.getMessage());
                } else {
                    error.addProperty("name", "JSONRPCError");
                    error.addProperty("code", 999);
                    error.addProperty("message", src.externalFailure.getMessage());
                }
                r.add("error", error);
            } else {
                r.add("result", context.serialize(src.result));
            }
            return r;
        }
    });

    final StringWriter o = new StringWriter();
    if (call.callback != null) {
        o.write(call.callback);
        o.write("(");
    }
    gb.create().toJson(call, o);
    if (call.callback != null) {
        o.write(");");
    }
    o.close();
    return o.toString();
}

From source file:org.talend.esb.sam.server.ui.JsonRowMapper.java

License:Apache License

/**
 * Instantiates a new json row mapper.//w  ww. j  a  v  a 2  s.  c o m
 */
public JsonRowMapper() {
    GsonBuilder builder = new GsonBuilder();
    builder.registerTypeAdapter(Timestamp.class, new JsonSerializer<Timestamp>() {

        @Override
        public JsonElement serialize(Timestamp src, Type typeOfSrc, JsonSerializationContext context) {
            return new JsonPrimitive(src.getTime());
        }
    });
    gson = builder.create();
}

From source file:org.unitime.timetable.api.JsonApiHelper.java

License:Apache License

protected Gson createGson() {
    return new GsonBuilder()
            .registerTypeAdapter(java.sql.Timestamp.class, new JsonSerializer<java.sql.Timestamp>() {
                @Override//from  ww  w  . j  a  v  a2 s. co m
                public JsonElement serialize(java.sql.Timestamp src, Type typeOfSrc,
                        JsonSerializationContext context) {
                    return new JsonPrimitive(new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'").format(src));
                }
            }).registerTypeAdapter(java.sql.Date.class, new JsonSerializer<java.sql.Date>() {
                @Override
                public JsonElement serialize(java.sql.Date src, Type typeOfSrc,
                        JsonSerializationContext context) {
                    return new JsonPrimitive(new SimpleDateFormat("yyyy-MM-dd").format(src));
                }
            }).registerTypeAdapter(Date.class, new JsonSerializer<Date>() {
                @Override
                public JsonElement serialize(Date src, Type typeOfSrc, JsonSerializationContext context) {
                    return new JsonPrimitive(new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'").format(src));
                }
            }).setFieldNamingStrategy(new FieldNamingStrategy() {
                Pattern iPattern = Pattern.compile("i([A-Z])(.*)");

                @Override
                public String translateName(Field f) {
                    Matcher matcher = iPattern.matcher(f.getName());
                    if (matcher.matches())
                        return matcher.group(1).toLowerCase() + matcher.group(2);
                    else
                        return f.getName();
                }
            }).setPrettyPrinting().create();
}

From source file:org.unitime.timetable.export.events.EventsExportEventsToJSON.java

License:Apache License

@Override
protected void print(ExportHelper helper, EventLookupRpcRequest request, List<EventInterface> events,
        int eventCookieFlags, EventMeetingSortBy sort, boolean asc) throws IOException {
    helper.setup("application/json", reference(), false);

    Gson gson = new GsonBuilder().registerTypeAdapter(Date.class, new JsonSerializer<Date>() {
        @Override/*from  w ww .j  a v  a2s  . c o  m*/
        public JsonElement serialize(Date src, Type typeOfSrc, JsonSerializationContext context) {
            return new JsonPrimitive(new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'").format(src));
        }
    }).setFieldNamingStrategy(new FieldNamingStrategy() {
        Pattern iPattern = Pattern.compile("i([A-Z])(.*)");

        @Override
        public String translateName(Field f) {
            Matcher matcher = iPattern.matcher(f.getName());
            if (matcher.matches())
                return matcher.group(1).toLowerCase() + matcher.group(2);
            else
                return f.getName();
        }
    }).setPrettyPrinting().create();

    helper.getWriter().write(gson.toJson(events));
}