net.pwall.json.schema.subschema.OneOfSchema.kt Maven / Gradle / Ivy

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/*
 * @(#) OneOfSchema.kt
 *
 * json-kotlin-schema Kotlin implementation of JSON Schema
 * Copyright (c) 2020 Peter Wall
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

package net.pwall.json.schema.subschema

import java.net.URI

import net.pwall.json.JSONValue
import net.pwall.json.pointer.JSONPointer
import net.pwall.json.schema.JSONSchema

class OneOfSchema(uri: URI?, location: JSONPointer, array: List) :
        CombinationSchema(uri, location, "oneOf", array) {

    override fun resultValid(trueCount: Int): Boolean = trueCount == 1

    override fun validate(json: JSONValue?, instanceLocation: JSONPointer): Boolean {
        var oneTrue = false
        for (schema in array) {
            if (schema.validate(json, instanceLocation)) {
                if (oneTrue)
                    return false
                oneTrue = true
            }
        }
        return oneTrue
    }

}