com.dslplatform.json.parsers.JsStrParser Maven / Gradle / Ivy

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package com.dslplatform.json.parsers;

import com.dslplatform.json.JsonReader;
import com.dslplatform.json.StringConverter;
import jsonvalues.JsStr;
import jsonvalues.spec.Error;

import java.io.IOException;
import java.util.Optional;
import java.util.function.Function;

final class JsStrParser extends AbstractParser {
    @Override
    JsStr value(final JsonReader reader) throws JsParserException {
        try {
            return JsStr.of(StringConverter.deserialize(reader));
        } catch (IOException e) {
            throw new JsParserException(e.getMessage());

        }
    }


    JsStr valueSuchThat(final JsonReader reader,
                        final Function> fn
                       ) throws JsParserException {
        try {
            final String          value  = StringConverter.deserialize(reader);
            final Optional result = fn.apply(value);
            if (!result.isPresent()) return JsStr.of(value);
            throw reader.newParseError(result.toString());
        } catch (IOException e) {
            throw new JsParserException(e.getMessage());

        }

    }

}