Example usage for com.google.gson JsonParser JsonParser

List of usage examples for com.google.gson JsonParser JsonParser

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Introduction

In this page you can find the example usage for com.google.gson JsonParser JsonParser.

Prototype

@Deprecated
public JsonParser()

Source Link

Usage

From source file:com.ca.dvs.utilities.raml.JsonUtil.java

License:Open Source License

/**
 * Get a JSON representation of the Raml example, whether it is inline or included.
 * <p>//from   w  w  w . j  a  va  2  s .co m
 * @param example the Raml example text
 * @param resourceDir a folder to search for imported Raml elements
 * @return Raml example data in JSON format
 */
public static String getJsonFromExample(String example, File resourceDir) {

    String json = example;

    // Example is not JSON.  Is it a string containing the path to a file?
    File includeFile = null;

    includeFile = resourceDir == null ? new File(example.trim()) : new File(resourceDir, example.trim());

    logger.debug(String.format("Potential include file: %s", includeFile.getAbsolutePath()));

    String includedContent = null;

    if (includeFile.canRead()) { // First check to see if example is actually an existing file path (RAML parser include bug workaround)

        Scanner scanner = null;

        try {

            scanner = new Scanner(includeFile);

            includedContent = scanner.useDelimiter("\\Z").next();

            JsonParser parser = new JsonParser();

            try {

                parser.parse(includedContent);

                json = includedContent;

            } catch (JsonSyntaxException jse) {

                String msg = String.format("Processing included example %s - %s\nContent follows...\n%s",
                        includeFile.getPath(), jse.getMessage(), includedContent);
                throw new JsonSyntaxException(msg, jse.getCause());

            }

        } catch (FileNotFoundException e1) {

            // If resolving the example content as a file lands us here, it's apparently not a file
            // validate the content by parsing as JSON

            try {

                JsonParser parser = new JsonParser();
                parser.parse(example);

                // If we get this far without an exception, the example is truly JSON
                json = example;

            } catch (JsonSyntaxException e) {

                String msg = String.format("Processing example - %s\nContent follows...\n%s", e.getMessage(),
                        example);
                throw new JsonSyntaxException(msg, e.getCause());

            }

        } finally {

            if (null != scanner) {
                scanner.close();
            }

        }

    } else {

        try {
            JsonParser parser = new JsonParser();
            parser.parse(example);

            // If we get this far without an exception, the example is truly JSON
            json = example;

        } catch (JsonSyntaxException e) {

            String msg = String.format("Processing example - %s\nContent follows...\n%s", e.getMessage(),
                    example);
            throw new JsonSyntaxException(msg, e.getCause());

        }
    }

    return json;
}

From source file:com.ca.dvs.utilities.raml.RamlUtil.java

License:Open Source License

/**
 * @param jsonString//from  w ww.  j  av  a2s.  c  o  m
 * @return the appropriate JsonElement object from the parsed jsonString
 */
private static Object getJsonElementValue(String jsonString) {

    JsonParser jsonParser = new JsonParser();
    JsonElement jsonElement = jsonParser.parse(jsonString);

    if (jsonElement.isJsonObject()) {

        return jsonElement.getAsJsonObject();

    } else if (jsonElement.isJsonArray()) {

        return jsonElement.getAsJsonArray();

    } else if (jsonElement.isJsonNull()) {

        return jsonElement.getAsJsonNull();

    } else if (jsonElement.isJsonPrimitive()) {

        return jsonElement.getAsJsonPrimitive();

    } else {

        return null;

    }
}

From source file:com.caihan.scframe.utils.json.gson.GsonConvertUtils.java

License:Apache License

public static String formatJson(String json) {
    try {//from   w  w w  .j av a  2 s . com
        JsonParser jp = new JsonParser();
        JsonElement je = jp.parse(json);
        return new GsonBuilder().setPrettyPrinting()
                .setFieldNamingPolicy(FieldNamingPolicy.LOWER_CASE_WITH_UNDERSCORES)
                .registerTypeAdapter(Date.class, new DateTypeAdapter()).create().toJson(je);
    } catch (Exception e) {
        return json;
    }
}

From source file:com.caihan.scframe.utils.json.gson.GsonConvertUtils.java

License:Apache License

public static String formatJson(Object src) {
    try {/*from w  w w .j av  a  2s .com*/
        JsonParser jp = new JsonParser();
        JsonElement je = jp.parse(toJson(src));
        return new GsonBuilder().setPrettyPrinting()
                .setFieldNamingPolicy(FieldNamingPolicy.LOWER_CASE_WITH_UNDERSCORES)
                .registerTypeAdapter(Date.class, new DateTypeAdapter()).create().toJson(je);
    } catch (Exception e) {
        return e.getMessage();
    }
}

From source file:com.canoo.dolphin.impl.codec.OptimizedJsonCodec.java

License:Apache License

@Override
public List<Command> decode(String transmitted) {
    Assert.requireNonNull(transmitted, "transmitted");
    LOG.trace("Decoding message: {}", transmitted);
    try {//from  ww w.  j  a v a2 s . c om
        final List<Command> commands = new ArrayList<>();
        final JsonArray array = (JsonArray) new JsonParser().parse(transmitted);

        for (final JsonElement jsonElement : array) {
            final JsonObject command = (JsonObject) jsonElement;
            JsonPrimitive idPrimitive = command.getAsJsonPrimitive("id");

            String id = null;
            if (idPrimitive != null) {
                id = idPrimitive.getAsString();
            }
            LOG.trace("Decoding command: {}", id);
            CommandEncoder<?> encoder = null;
            if (id != null) {
                encoder = DECODERS.get(id);
            }
            if (encoder != null) {
                commands.add(encoder.decode(command));
            } else {
                commands.addAll(fallBack.decode("[" + command.toString() + "]"));
            }
        }
        LOG.trace("Decoded command list with {} commands", commands.size());
        return commands;
    } catch (ClassCastException | NullPointerException ex) {
        throw new JsonParseException("Illegal JSON detected", ex);
    }
}

From source file:com.ccc.crest.core.client.CrestClient.java

License:Open Source License

public static String prettyPrintJson(String ugly) {
    Gson gson = new GsonBuilder().setPrettyPrinting().create();
    JsonParser jp = new JsonParser();
    JsonElement je = jp.parse(ugly);//from www . j a  va  2s.c  o  m
    return gson.toJson(je);
}

From source file:com.ccreanga.bitbucket.rest.client.http.BitBucketClient.java

License:Apache License

private Optional<JsonElement> getJsonElement(HttpResponse response, String responseString) {
    try {//from   w  ww  .  j  ava  2  s.co m
        return responseString == null ? Optional.empty() : Optional.of(new JsonParser().parse(responseString));
    } catch (JsonSyntaxException e) {
        throw createStashRestException(response,
                BitBucketException.toErrors("Failed to parse response: " + e.getMessage()), responseString);
    }
}

From source file:com.chiwanpark.flume.plugins.handler.JSONHandler.java

License:Apache License

/**
 * {@inheritDoc}// w  w  w . j  a  v a 2  s.co  m
 */
public JSONHandler(String charset) {
    super(charset);

    //UTF-8 is default for JSON. If no charset is specified, UTF-8 is to be assumed.
    if (charset == null) {
        LOG.debug("Charset is null, default charset of UTF-8 will be used.");
        this.charset = "UTF-8";
    } else if (!(charset.equalsIgnoreCase("utf-8") || charset.equalsIgnoreCase("utf-16")
            || charset.equalsIgnoreCase("utf-32"))) {
        LOG.error("Unsupported character set in request {}. JSON handler supports UTF-8, "
                + "UTF-16 and UTF-32 only.", charset);
        throw new UnsupportedCharsetException("JSON handler supports UTF-8, UTF-16 and UTF-32 only.");
    }

    parser = new JsonParser();
    gson = new Gson();
}

From source file:com.chiwanpark.flume.plugins.JSONHandler.java

License:Apache License

/**
 * {@inheritDoc}//from w  w  w. java  2  s .c o  m
 */
public JSONHandler(String charset) {
    super(charset);

    //UTF-8 is default for JSON. If no charset is specified, UTF-8 is to
    //be assumed.
    if (charset == null) {
        LOG.debug("Charset is null, default charset of UTF-8 will be used.");
        charset = "UTF-8";
    } else if (!(charset.equalsIgnoreCase("utf-8") || charset.equalsIgnoreCase("utf-16")
            || charset.equalsIgnoreCase("utf-32"))) {
        LOG.error("Unsupported character set in request {}. " + "JSON handler supports UTF-8, "
                + "UTF-16 and UTF-32 only.", charset);
        throw new UnsupportedCharsetException("JSON handler supports UTF-8, " + "UTF-16 and UTF-32 only.");
    }

    parser = new JsonParser();
}

From source file:com.cinchapi.concourse.server.plugin.PluginManager.java

License:Apache License

/**
 * Install the plugin bundle located within a zip file to the {@link #home}
 * directory./*w ww  . j  a  v a2  s  .  com*/
 * 
 * @param bundle the path to the plugin bundle
 */
public void installBundle(String bundle) {
    String basename = com.google.common.io.Files.getNameWithoutExtension(bundle);
    String name = null;
    try {
        String manifest = ZipFiles.getEntryContent(bundle, basename + File.separator + MANIFEST_FILE);
        JsonObject json = (JsonObject) new JsonParser().parse(manifest);
        name = json.get("bundleName").getAsString();
        ZipFiles.unzip(bundle, home);
        File src = new File(home + File.separator + basename);
        File dest = new File(home + File.separator + name);
        src.renameTo(dest);
        Logger.info("Installed the plugins in {} at {}", bundle, dest.getAbsolutePath());
        activate(name);
    } catch (Exception e) {
        Throwable cause = null;
        if ((cause = e.getCause()) != null && cause instanceof ZipException) {
            throw new RuntimeException(bundle + " is not a valid plugin bundle");
        } else {
            if (name != null) {
                // Likely indicates that there was a problem with
                // activation, so run uninstall path so things are not in a
                // weird state
                uninstallBundle(name);
            }
            throw e; // re-throw exception so CLI fails
        }
    }
}