JsonProvider.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 javax.json.spi;

import java.io.InputStream;
import java.io.OutputStream;
import java.io.Reader;
import java.io.Writer;
import java.util.Map;

import javax.json.JsonArrayBuilder;
import javax.json.JsonBuilderFactory;
import javax.json.JsonObjectBuilder;
import javax.json.JsonReader;
import javax.json.JsonReaderFactory;
import javax.json.JsonWriter;
import javax.json.JsonWriterFactory;
import javax.json.stream.JsonGenerator;
import javax.json.stream.JsonGeneratorFactory;
import javax.json.stream.JsonParser;
import javax.json.stream.JsonParserFactory;

public abstract class JsonProvider {
    private static final class Holder {
        private static final JsonProvider DEFAULT = new org.apache.johnzon.core.JsonProviderImpl();
    }
    
    protected JsonProvider() {
        // no-op
    }

    public static JsonProvider provider() {
        return Holder.DEFAULT;
    }

    public abstract JsonParser createParser(Reader reader);

    public abstract JsonParser createParser(InputStream in);

    public abstract JsonParserFactory createParserFactory(Map<String, ?> config);

    public abstract JsonGenerator createGenerator(Writer writer);

    public abstract JsonGenerator createGenerator(OutputStream out);

    public abstract JsonGeneratorFactory createGeneratorFactory(Map<String, ?> config);

    public abstract JsonReader createReader(Reader reader);

    public abstract JsonReader createReader(InputStream in);

    public abstract JsonWriter createWriter(Writer writer);

    public abstract JsonWriter createWriter(OutputStream out);

    public abstract JsonWriterFactory createWriterFactory(Map<String, ?> config);

    public abstract JsonReaderFactory createReaderFactory(Map<String, ?> config);

    public abstract JsonObjectBuilder createObjectBuilder();

    public abstract JsonArrayBuilder createArrayBuilder();

    public abstract JsonBuilderFactory createBuilderFactory(Map<String, ?> config);
}