package com.google.gson.internal.bind;
import com.google.gson.Gson;
import com.google.gson.JsonElement;
import com.google.gson.JsonPrimitive;
import com.google.gson.JsonSyntaxException;
import com.google.gson.TypeAdapter;
import com.google.gson.TypeAdapterFactory;
import com.google.gson.internal..Gson.Types;
import com.google.gson.internal.ConstructorConstructor;
import com.google.gson.internal.JsonReaderInternalAccess;
import com.google.gson.internal.ObjectConstructor;
import com.google.gson.internal.Streams;
import com.google.gson.reflect.TypeToken;
import com.google.gson.stream.JsonReader;
import com.google.gson.stream.JsonToken;
import com.google.gson.stream.JsonWriter;
import java.io.IOException;
import java.lang.reflect.Type;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
public final class MapTypeAdapterFactory
implements TypeAdapterFactory
{
private final ConstructorConstructor constructorConstructor;
private final boolean complexMapKeySerialization;
public MapTypeAdapterFactory(ConstructorConstructor constructorConstructor, boolean complexMapKeySerialization)
{
this.constructorConstructor = constructorConstructor;
this.complexMapKeySerialization = complexMapKeySerialization;
}
public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> typeToken) {
Type type = typeToken.getType();
Class rawType = typeToken.getRawType();
if (!Map.class.isAssignableFrom(rawType)) {
return null;
}
Class rawTypeOfSrc = .Gson.Types.getRawType(type);
Type[] keyAndValueTypes = .Gson.Types.getMapKeyAndValueTypes(type, rawTypeOfSrc);
TypeAdapter keyAdapter = getKeyAdapter(gson, keyAndValueTypes[0]);
TypeAdapter valueAdapter = gson.getAdapter(TypeToken.get(keyAndValueTypes[1]));
ObjectConstructor constructor = this.constructorConstructor.get(typeToken);
TypeAdapter result = new Adapter(gson, keyAndValueTypes[0], keyAdapter, keyAndValueTypes[1], valueAdapter, constructor);
return result;
}
private TypeAdapter<?> getKeyAdapter(Gson context, Type keyType)
{
return (keyType == Boolean.TYPE) || (keyType == Boolean.class) ? TypeAdapters.BOOLEAN_AS_STRING : context.getAdapter(TypeToken.get(keyType));
}
private final class Adapter<K, V> extends TypeAdapter<Map<K, V>>
{
private final TypeAdapter<K> keyTypeAdapter;
private final TypeAdapter<V> valueTypeAdapter;
private final ObjectConstructor<? extends Map<K, V>> constructor;
public Adapter(Type context, TypeAdapter<K> keyType, Type keyTypeAdapter, TypeAdapter<V> valueType, ObjectConstructor<? extends Map<K, V>> valueTypeAdapter)
{
this.keyTypeAdapter = new TypeAdapterRuntimeTypeWrapper(context, keyTypeAdapter, keyType);
this.valueTypeAdapter = new TypeAdapterRuntimeTypeWrapper(context, valueTypeAdapter, valueType);
this.constructor = constructor;
}
public Map<K, V> read(JsonReader in) throws IOException {
JsonToken peek = in.peek();
if (peek == JsonToken.NULL) {
in.nextNull();
return null;
}
Map map = (Map)this.constructor.construct();
if (peek == JsonToken.BEGIN_ARRAY) {
in.beginArray();
while (in.hasNext()) {
in.beginArray();
Object key = this.keyTypeAdapter.read(in);
Object value = this.valueTypeAdapter.read(in);
Object replaced = map.put(key, value);
if (replaced != null) {
throw new JsonSyntaxException("duplicate key: " + key);
}
in.endArray();
}
in.endArray();
} else {
in.beginObject();
while (in.hasNext()) {
JsonReaderInternalAccess.INSTANCE.promoteNameToValue(in);
Object key = this.keyTypeAdapter.read(in);
Object value = this.valueTypeAdapter.read(in);
Object replaced = map.put(key, value);
if (replaced != null) {
throw new JsonSyntaxException("duplicate key: " + key);
}
}
in.endObject();
}
return map;
}
public void write(JsonWriter out, Map<K, V> map) throws IOException {
if (map == null) {
out.nullValue();
return;
}
if (!MapTypeAdapterFactory.this.complexMapKeySerialization) {
out.beginObject();
for (Map.Entry entry : map.entrySet()) {
out.name(String.valueOf(entry.getKey()));
this.valueTypeAdapter.write(out, entry.getValue());
}
out.endObject();
return;
}
boolean hasComplexKeys = false;
List keys = new ArrayList(map.size());
List values = new ArrayList(map.size());
for (Map.Entry entry : map.entrySet()) {
JsonElement keyElement = this.keyTypeAdapter.toJsonTree(entry.getKey());
keys.add(keyElement);
values.add(entry.getValue());
hasComplexKeys |= ((keyElement.isJsonArray()) || (keyElement.isJsonObject()));
}
if (hasComplexKeys) {
out.beginArray();
for (int i = 0; i < keys.size(); i++) {
out.beginArray();
Streams.write((JsonElement)keys.get(i), out);
this.valueTypeAdapter.write(out, values.get(i));
out.endArray();
}
out.endArray();
} else {
out.beginObject();
for (int i = 0; i < keys.size(); i++) {
JsonElement keyElement = (JsonElement)keys.get(i);
out.name(keyToString(keyElement));
this.valueTypeAdapter.write(out, values.get(i));
}
out.endObject();
}
}
private String keyToString(JsonElement keyElement) {
if (keyElement.isJsonPrimitive()) {
JsonPrimitive primitive = keyElement.getAsJsonPrimitive();
if (primitive.isNumber())
return String.valueOf(primitive.getAsNumber());
if (primitive.isBoolean())
return Boolean.toString(primitive.getAsBoolean());
if (primitive.isString()) {
return primitive.getAsString();
}
throw new AssertionError();
}
if (keyElement.isJsonNull()) {
return "null";
}
throw new AssertionError();
}
}
}