com.google.api.client.json.gson.GsonFactory Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of google-api-client Show documentation

Google API Client Library for Java. Supports Java 5 (or higher) desktop (SE) and web (EE), Android, and Google App Engine.

There is a newer version: 1.4.1-beta

Show newest version

/*
 * Copyright (c) 2011 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
 * in compliance with the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License
 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
 * or implied. See the License for the specific language governing permissions and limitations under
 * the License.
 */

package com.google.api.client.json.gson;

import com.google.api.client.json.JsonEncoding;
import com.google.api.client.json.JsonFactory;
import com.google.api.client.json.JsonGenerator;
import com.google.api.client.json.JsonParser;
import com.google.common.base.Charsets;
import com.google.gson.stream.JsonReader;
import com.google.gson.stream.JsonWriter;

import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.Reader;
import java.io.StringReader;
import java.io.Writer;

/**
 * Low-level JSON library implementation based on GSON.
 *
 * @since 1.3
 * @author Yaniv Inbar
 */
public class GsonFactory extends JsonFactory {

  @Override
  public JsonParser createJsonParser(InputStream in) {
    return createJsonParser(new InputStreamReader(in, Charsets.UTF_8));
  }

  @Override
  public JsonParser createJsonParser(String value) {
    return createJsonParser(new StringReader(value));
  }

  @Override
  public JsonParser createJsonParser(Reader reader) {
    return new GsonParser(this, new JsonReader(reader));
  }

  @Override
  public JsonGenerator createJsonGenerator(OutputStream out, JsonEncoding enc) {
    return createJsonGenerator(new OutputStreamWriter(out, Charsets.UTF_8));
  }

  @Override
  public JsonGenerator createJsonGenerator(Writer writer) {
    return new GsonGenerator(this, new JsonWriter(writer));
  }
}