com.predic8.membrane.core.openapi.validators.IntegerValidator Maven / Gradle / Ivy
/*
* Copyright 2022 predic8 GmbH, www.predic8.com
*
* 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.predic8.membrane.core.openapi.validators;
import com.fasterxml.jackson.databind.*;
import com.predic8.membrane.core.openapi.model.*;
import io.swagger.v3.oas.models.media.*;
import java.io.*;
import java.math.*;
import static java.lang.Long.parseLong;
public class IntegerValidator implements IJSONSchemaValidator {
/**
* Only check if value can be parsed as an integer.
* @param ctx
* @param value
* @return
*/
@Override
public ValidationErrors validate(ValidationContext ctx, Object value) {
if (value instanceof JsonNode) {
value = ((JsonNode) value).numberValue();
}
try {
if (value instanceof String) {
parseLong((String) value);
return null;
}
if (value instanceof Integer) {
return null;
}
if (value instanceof Body)
return null;
if (value != null)
throw new RuntimeException("Do not know type " + value.getClass());
throw new RuntimeException("Value is null!");
} catch (NumberFormatException e) {
return ValidationErrors.create(ctx.schemaType("integer"), String.format("%s is not an integer.", value));
}
}
}