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/*
 * Licensed to Elasticsearch under one or more contributor
 * license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright
 * ownership. Elasticsearch 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 org.elasticsearch.common.xcontent;

import org.elasticsearch.common.bytes.BytesReference;

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;

/**
 *
 */
public interface XContentGenerator {

    XContentType contentType();

    void usePrettyPrint();

    void usePrintLineFeedAtEnd();

    void writeStartArray() throws IOException;

    void writeEndArray() throws IOException;

    void writeStartObject() throws IOException;

    void writeEndObject() throws IOException;

    void writeFieldName(String name) throws IOException;

    void writeFieldName(XContentString name) throws IOException;

    void writeString(String text) throws IOException;

    void writeString(char[] text, int offset, int len) throws IOException;

    void writeUTF8String(byte[] text, int offset, int length) throws IOException;

    void writeBinary(byte[] data, int offset, int len) throws IOException;

    void writeBinary(byte[] data) throws IOException;

    void writeNumber(int v) throws IOException;

    void writeNumber(long v) throws IOException;

    void writeNumber(double d) throws IOException;

    void writeNumber(float f) throws IOException;

    void writeBoolean(boolean state) throws IOException;

    void writeNull() throws IOException;


    void writeStringField(String fieldName, String value) throws IOException;

    void writeStringField(XContentString fieldName, String value) throws IOException;

    void writeBooleanField(String fieldName, boolean value) throws IOException;

    void writeBooleanField(XContentString fieldName, boolean value) throws IOException;

    void writeNullField(String fieldName) throws IOException;

    void writeNullField(XContentString fieldName) throws IOException;

    void writeNumberField(String fieldName, int value) throws IOException;

    void writeNumberField(XContentString fieldName, int value) throws IOException;

    void writeNumberField(String fieldName, long value) throws IOException;

    void writeNumberField(XContentString fieldName, long value) throws IOException;

    void writeNumberField(String fieldName, double value) throws IOException;

    void writeNumberField(XContentString fieldName, double value) throws IOException;

    void writeNumberField(String fieldName, float value) throws IOException;

    void writeNumberField(XContentString fieldName, float value) throws IOException;

    void writeBinaryField(String fieldName, byte[] data) throws IOException;

    void writeBinaryField(XContentString fieldName, byte[] data) throws IOException;

    void writeArrayFieldStart(String fieldName) throws IOException;

    void writeArrayFieldStart(XContentString fieldName) throws IOException;

    void writeObjectFieldStart(String fieldName) throws IOException;

    void writeObjectFieldStart(XContentString fieldName) throws IOException;

    void writeRawField(String fieldName, byte[] content, OutputStream bos) throws IOException;

    void writeRawField(String fieldName, byte[] content, int offset, int length, OutputStream bos) throws IOException;

    void writeRawField(String fieldName, InputStream content, OutputStream bos) throws IOException;

    void writeRawField(String fieldName, BytesReference content, OutputStream bos) throws IOException;

    void copyCurrentStructure(XContentParser parser) throws IOException;

    void flush() throws IOException;

    void close() throws IOException;
}