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A json schema validator that supports draft v4, v6, v7, v2019-09 and v2020-12

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package com.networknt.schema.regex;

import java.util.regex.Pattern;

/**
 * JDK {@link RegularExpression}. 
 */
class JDKRegularExpression implements RegularExpression {
    private final Pattern pattern;

    JDKRegularExpression(String regex) {
        this.pattern = Pattern.compile(regex);
    }

    @Override
    public boolean matches(String value) {
        /*
         * Note that the matches function is not used here as it implicitly adds anchors 
         */
        return this.pattern.matcher(value).find();
    }
}