com.github.xose.persona.verifier.VerifyResultParser.java Source code

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Here is the source code for com.github.xose.persona.verifier.VerifyResultParser.java

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/**
 * Copyright 2013 Jos Martnez
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *     http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.github.xose.persona.verifier;

import java.util.Date;

import com.google.gson.JsonObject;
import com.google.gson.JsonParser;
import com.google.gson.JsonSyntaxException;

public final class VerifyResultParser {

    private static final JsonParser parser = new JsonParser();

    public final static VerifyResult fromJSONString(String input) {
        JsonObject response = parser.parse(input).getAsJsonObject();
        String status = response.get("status").getAsString();
        if ("okay".equals(status)) {
            String email = response.get("email").getAsString();
            String audience = response.get("audience").getAsString();
            Date expires = new Date(response.get("expires").getAsLong());
            String issuer = response.get("issuer").getAsString();
            return new VerifyResult(email, audience, expires, issuer);
        } else if ("failure".equals(status)) {
            String reason = response.get("reason").getAsString();
            return new VerifyResult(reason);
        }
        throw new JsonSyntaxException("Invalid status");
    }

    public final static String toJSONString(VerifyResult input) {
        JsonObject result = new JsonObject();
        result.addProperty("status", input.getStatus().toString());
        if (VerifyResult.Status.OKAY.equals(input.getStatus())) {
            result.addProperty("email", input.getEmail());
            result.addProperty("audience", input.getAudience());
            result.addProperty("expires", input.getExpires().getTime());
            result.addProperty("issuer", input.getIssuer());
        } else if (VerifyResult.Status.FAILURE.equals(input.getStatus())) {
            result.addProperty("reason", input.getReason());
        }
        return result.toString();
    }

    private VerifyResultParser() {
    }

}