com.github.fge.jsonschema.syntax.checkers.helpers.DivisorSyntaxChecker.java Source code

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Here is the source code for com.github.fge.jsonschema.syntax.checkers.helpers.DivisorSyntaxChecker.java

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/*
 * Copyright (c) 2013, Francis Galiegue <fgaliegue@gmail.com>
 *
 * 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 <http://www.gnu.org/licenses/>.
 */

package com.github.fge.jsonschema.syntax.checkers.helpers;

import com.fasterxml.jackson.databind.JsonNode;
import com.github.fge.jackson.NodeType;
import com.github.fge.jackson.jsonpointer.JsonPointer;
import com.github.fge.jsonschema.exceptions.ProcessingException;
import com.github.fge.jsonschema.report.ProcessingReport;
import com.github.fge.jsonschema.syntax.checkers.AbstractSyntaxChecker;
import com.github.fge.jsonschema.tree.SchemaTree;

import java.math.BigDecimal;
import java.util.Collection;

/**
 * Helper class to check the syntax of {@code multipleOf} (draft v4) and {@code
 * divisibleBy} (draft v3)
 */
public final class DivisorSyntaxChecker extends AbstractSyntaxChecker {
    public DivisorSyntaxChecker(final String keyword) {
        super(keyword, NodeType.INTEGER, NodeType.NUMBER);
    }

    @Override
    protected void checkValue(final Collection<JsonPointer> pointers, final ProcessingReport report,
            final SchemaTree tree) throws ProcessingException {
        final JsonNode node = getNode(tree);
        final BigDecimal divisor = node.decimalValue();

        if (divisor.compareTo(BigDecimal.ZERO) <= 0)
            report.error(newMsg(tree, "illegalDivisor").put("found", node));
    }
}