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//
// Copyright (c) 2013 figo GmbH
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
//
package me.figo.internal;
import java.lang.reflect.Type;
import java.math.BigDecimal;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import com.google.gson.*;
public class GsonAdapter {
public static Gson createGson() {
JsonSerializer serializer = new JsonSerializer() {
@Override
public JsonElement serialize(Date src, Type type, JsonSerializationContext context) {
if (src == null)
return null;
String formatted = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSSZ").format(src);
return new JsonPrimitive(formatted);
}
};
JsonDeserializer deserializer = new JsonDeserializer() {
@Override
public Date deserialize(JsonElement json, Type type, JsonDeserializationContext context) throws JsonParseException {
if (json == null)
return null;
String s = json.getAsString().replace("Z", "+0000");
try {
return new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSSZZZZZ").parse(s);
} catch (ParseException e) {
return null;
}
}
};
JsonDeserializer bigDecimalDeserializer = new JsonDeserializer() {
@Override
public BigDecimal deserialize(JsonElement json, Type type, JsonDeserializationContext context)
throws JsonParseException {
if (json == null)
return null;
try {
return new BigDecimal(json.getAsString());
} catch (NumberFormatException nfe) {
return null;
}
}
};
JsonSerializer setupAccountCredentialsSerializer = new JsonSerializer() {
@Override
public JsonElement serialize(SetupAccountCredentials setupAccountCredentials, Type type, JsonSerializationContext jsonSerializationContext) {
if (setupAccountCredentials.getEncryptedCredentials() != null) {
JsonObject root = new JsonObject();
root.add("type", new JsonPrimitive("encrypted"));
root.add("value", new JsonPrimitive(setupAccountCredentials.getEncryptedCredentials()));
return root;
}
if (setupAccountCredentials.getCredentials() != null) {
JsonArray root = new JsonArray();
for(String credential: setupAccountCredentials.getCredentials()) {
root.add(credential);
}
return root;
}
return null;
}
};
return new GsonBuilder().registerTypeAdapter(Date.class, serializer)
.registerTypeAdapter(SetupAccountCredentials.class, setupAccountCredentialsSerializer)
.registerTypeAdapter(Date.class, deserializer)
.registerTypeAdapter(BigDecimal.class, bigDecimalDeserializer).excludeFieldsWithoutExposeAnnotation()
.create();
}
}