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A json schema validator that supports draft v4, v6, v7, v2019-09 and v2020-12
/*
* Copyright (c) 2020 Network New Technologies 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.networknt.schema;
import java.util.Collections;
import java.util.Iterator;
import java.util.LinkedHashSet;
import java.util.Set;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.node.TextNode;
public class PropertyNamesValidator extends BaseJsonValidator implements JsonValidator {
private static final Logger logger = LoggerFactory.getLogger(PropertyNamesValidator.class);
private final JsonSchema innerSchema;
public PropertyNamesValidator(SchemaLocation schemaLocation, JsonNodePath evaluationPath, JsonNode schemaNode, JsonSchema parentSchema, ValidationContext validationContext) {
super(schemaLocation, evaluationPath, schemaNode, parentSchema, ValidatorTypeCode.PROPERTYNAMES, validationContext);
innerSchema = validationContext.newSchema(schemaLocation, evaluationPath, schemaNode, parentSchema);
}
public Set validate(ExecutionContext executionContext, JsonNode node, JsonNode rootNode, JsonNodePath instanceLocation) {
debug(logger, node, rootNode, instanceLocation);
Set errors = new LinkedHashSet();
for (Iterator it = node.fieldNames(); it.hasNext(); ) {
final String pname = it.next();
final TextNode pnameText = TextNode.valueOf(pname);
final Set schemaErrors = innerSchema.validate(executionContext, pnameText, node, instanceLocation.append(pname));
for (final ValidationMessage schemaError : schemaErrors) {
final String path = schemaError.getInstanceLocation().toString();
String msg = schemaError.getMessage();
if (msg.startsWith(path))
msg = msg.substring(path.length()).replaceFirst("^:\\s*", "");
errors.add(
message().property(pname).instanceNode(node).instanceLocation(instanceLocation)
.locale(executionContext.getExecutionConfig().getLocale())
.failFast(executionContext.isFailFast()).arguments(pname, msg).build());
}
}
return Collections.unmodifiableSet(errors);
}
@Override
public void preloadJsonSchema() {
innerSchema.initializeValidators();
}
}