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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.yaml;
import com.fasterxml.jackson.core.JsonEncoding;
import com.fasterxml.jackson.dataformat.yaml.YAMLFactory;
import org.elasticsearch.ElasticsearchParseException;
import org.elasticsearch.common.bytes.BytesReference;
import org.elasticsearch.common.io.FastStringReader;
import org.elasticsearch.common.xcontent.*;
import java.io.*;
/**
* A YAML based content implementation using Jackson.
*/
public class YamlXContent implements XContent {
public static XContentBuilder contentBuilder() throws IOException {
return XContentBuilder.builder(yamlXContent);
}
final static YAMLFactory yamlFactory;
public final static YamlXContent yamlXContent;
static {
yamlFactory = new YAMLFactory();
yamlXContent = new YamlXContent();
}
private YamlXContent() {
}
@Override
public XContentType type() {
return XContentType.YAML;
}
@Override
public byte streamSeparator() {
throw new ElasticsearchParseException("yaml does not support stream parsing...");
}
@Override
public XContentGenerator createGenerator(OutputStream os) throws IOException {
return new YamlXContentGenerator(yamlFactory.createGenerator(os, JsonEncoding.UTF8), os);
}
@Override
public XContentGenerator createGenerator(OutputStream os, String[] filters) throws IOException {
return new YamlXContentGenerator(yamlFactory.createGenerator(os, JsonEncoding.UTF8), os, filters);
}
@Override
public XContentParser createParser(String content) throws IOException {
return new YamlXContentParser(yamlFactory.createParser(new FastStringReader(content)));
}
@Override
public XContentParser createParser(InputStream is) throws IOException {
return new YamlXContentParser(yamlFactory.createParser(is));
}
@Override
public XContentParser createParser(byte[] data) throws IOException {
return new YamlXContentParser(yamlFactory.createParser(data));
}
@Override
public XContentParser createParser(byte[] data, int offset, int length) throws IOException {
return new YamlXContentParser(yamlFactory.createParser(data, offset, length));
}
@Override
public XContentParser createParser(BytesReference bytes) throws IOException {
if (bytes.hasArray()) {
return createParser(bytes.array(), bytes.arrayOffset(), bytes.length());
}
return createParser(bytes.streamInput());
}
@Override
public XContentParser createParser(Reader reader) throws IOException {
return new YamlXContentParser(yamlFactory.createParser(reader));
}
}