com.github.fge.jsonschema.old.syntax.common.ExclusiveMaximumSyntaxChecker Maven / Gradle / Ivy

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/*
 * Copyright (c) 2012, Francis Galiegue 
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the Lesser GNU General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * Lesser GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see .
 */

package com.github.fge.jsonschema.old.syntax.common;

import com.fasterxml.jackson.databind.JsonNode;
import com.github.fge.jsonschema.report.Message;
import com.github.fge.jsonschema.old.syntax.AbstractSyntaxChecker;
import com.github.fge.jsonschema.old.syntax.SyntaxChecker;
import com.github.fge.jsonschema.old.syntax.SyntaxValidator;
import com.github.fge.jsonschema.util.NodeType;

import java.util.List;

/**
 * Syntax validator for the {@code exclusiveMaximum} keyword
 */
public final class ExclusiveMaximumSyntaxChecker
    extends AbstractSyntaxChecker
{
    private static final SyntaxChecker INSTANCE
        = new ExclusiveMaximumSyntaxChecker();

    public static SyntaxChecker getInstance()
    {
        return INSTANCE;
    }

    private ExclusiveMaximumSyntaxChecker()
    {
        super("exclusiveMaximum", NodeType.BOOLEAN);
    }

    @Override
    public void checkValue(final SyntaxValidator validator,
        final List messages, final JsonNode schema)
    {
        if (schema.has("maximum"))
            return;

        messages.add(newMsg()
            .setMessage(keyword + " must be paired with maximum").build());
    }
}