YamlFactoryFactory.java
/*
* Portions of this software was developed by employees of the National Institute
* of Standards and Technology (NIST), an agency of the Federal Government and is
* being made available as a public service. Pursuant to title 17 United States
* Code Section 105, works of NIST employees are not subject to copyright
* protection in the United States. This software may be subject to foreign
* copyright. Permission in the United States and in foreign countries, to the
* extent that NIST may hold copyright, to use, copy, modify, create derivative
* works, and distribute this software and its documentation without fee is hereby
* granted on a non-exclusive basis, provided that this notice and disclaimer
* of warranty appears in all copies.
*
* THE SOFTWARE IS PROVIDED 'AS IS' WITHOUT ANY WARRANTY OF ANY KIND, EITHER
* EXPRESSED, IMPLIED, OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, ANY WARRANTY
* THAT THE SOFTWARE WILL CONFORM TO SPECIFICATIONS, ANY IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND FREEDOM FROM
* INFRINGEMENT, AND ANY WARRANTY THAT THE DOCUMENTATION WILL CONFORM TO THE
* SOFTWARE, OR ANY WARRANTY THAT THE SOFTWARE WILL BE ERROR FREE. IN NO EVENT
* SHALL NIST BE LIABLE FOR ANY DAMAGES, INCLUDING, BUT NOT LIMITED TO, DIRECT,
* INDIRECT, SPECIAL OR CONSEQUENTIAL DAMAGES, ARISING OUT OF, RESULTING FROM,
* OR IN ANY WAY CONNECTED WITH THIS SOFTWARE, WHETHER OR NOT BASED UPON WARRANTY,
* CONTRACT, TORT, OR OTHERWISE, WHETHER OR NOT INJURY WAS SUSTAINED BY PERSONS OR
* PROPERTY OR OTHERWISE, AND WHETHER OR NOT LOSS WAS SUSTAINED FROM, OR AROSE OUT
* OF THE RESULTS OF, OR USE OF, THE SOFTWARE OR SERVICES PROVIDED HEREUNDER.
*/
package gov.nist.secauto.metaschema.databind.io.yaml.impl;
import com.fasterxml.jackson.dataformat.yaml.YAMLFactory;
import com.fasterxml.jackson.dataformat.yaml.YAMLFactoryBuilder;
import com.fasterxml.jackson.dataformat.yaml.YAMLGenerator;
import gov.nist.secauto.metaschema.core.configuration.IConfiguration;
import gov.nist.secauto.metaschema.core.configuration.IMutableConfiguration;
import gov.nist.secauto.metaschema.core.util.ObjectUtils;
import gov.nist.secauto.metaschema.databind.io.DeserializationFeature;
import gov.nist.secauto.metaschema.databind.io.SerializationFeature;
import gov.nist.secauto.metaschema.databind.io.json.JsonFactoryFactory;
import org.yaml.snakeyaml.LoaderOptions;
import edu.umd.cs.findbugs.annotations.NonNull;
public final class YamlFactoryFactory {
private YamlFactoryFactory() {
// disable construction
}
/**
* Create a new {@link YAMLFactory} configured to parse YAML.
*
* @param config
* the deserialization configuration
*
* @return the factory
*/
@NonNull
public static YAMLFactory newParserFactoryInstance(
@NonNull IConfiguration<DeserializationFeature<?>> config) {
YAMLFactoryBuilder builder = YAMLFactory.builder();
LoaderOptions loaderOptions = builder.loaderOptions();
if (loaderOptions == null) {
loaderOptions = new LoaderOptions();
}
int codePointLimit = config.get(DeserializationFeature.YAML_CODEPOINT_LIMIT);
loaderOptions.setCodePointLimit(codePointLimit);
builder.loaderOptions(loaderOptions);
YAMLFactory retval = ObjectUtils.notNull(builder.build());
JsonFactoryFactory.configureJsonFactory(retval);
return retval;
}
/**
* Create a new {@link YAMLFactory} configured to generate YAML.
*
* @param config
* the serialization configuration
*
* @return the factory
*/
@NonNull
public static YAMLFactory newGeneratorFactoryInstance(
@NonNull IMutableConfiguration<SerializationFeature<?>> config) {
YAMLFactoryBuilder builder = YAMLFactory.builder();
YAMLFactory retval = ObjectUtils.notNull(builder
.enable(YAMLGenerator.Feature.MINIMIZE_QUOTES)
.enable(YAMLGenerator.Feature.WRITE_DOC_START_MARKER)
.enable(YAMLGenerator.Feature.ALWAYS_QUOTE_NUMBERS_AS_STRINGS)
.disable(YAMLGenerator.Feature.SPLIT_LINES)
.build());
JsonFactoryFactory.configureJsonFactory(retval);
return retval;
}
}