org.ng200.openolympus.controller.auth.AuthenticationResponder.java Source code

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Here is the source code for org.ng200.openolympus.controller.auth.AuthenticationResponder.java

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/**
 * The MIT License
 * Copyright (c) 2014-2015 Nick Guletskii
 *
 * 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 org.ng200.openolympus.controller.auth;

import java.io.IOException;
import java.io.Writer;
import java.util.List;

import com.fasterxml.jackson.core.JsonFactory;
import com.fasterxml.jackson.core.JsonGenerationException;
import com.fasterxml.jackson.core.JsonGenerator;

public class AuthenticationResponder {

    public static void writeLoginStatusJson(Writer out, String authMessage, List<String> captchaErrorCodes)
            throws IOException, JsonGenerationException {
        final JsonFactory factory = new JsonFactory();
        final JsonGenerator generator = factory.createGenerator(out);
        generator.writeStartObject();
        generator.writeStringField("auth", authMessage);
        if (captchaErrorCodes != null && !captchaErrorCodes.isEmpty()) {
            generator.writeArrayFieldStart("captchas");
            for (final String captchaErrorCode : captchaErrorCodes) {
                generator.writeString(captchaErrorCode);
            }
            generator.writeEndArray();
        } else {
            generator.writeNullField("captchas");
        }
        generator.writeEndObject();
        generator.close();
    }
}