Example usage for com.google.gson.stream JsonReader peek

List of usage examples for com.google.gson.stream JsonReader peek

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Introduction

In this page you can find the example usage for com.google.gson.stream JsonReader peek.

Prototype

public JsonToken peek() throws IOException

Source Link

Document

Returns the type of the next token without consuming it.

Usage

From source file:org.eclipse.smarthome.storage.mapdb.PropertiesTypeAdapter.java

License:Open Source License

private Object getValue(JsonReader in) throws IOException {
    Object value = null;/*w ww. ja va2 s . c  om*/

    // if the next json token is a number we read it as a BigDecimal,
    // otherwise use the default adapter to read it
    if (JsonToken.NUMBER.equals(in.peek())) {
        value = new BigDecimal(in.nextString());
    } else {
        value = valueAdapter.read(in);
    }

    return value;

}

From source file:org.eclipse.thym.core.plugin.registry.CordovaPluginRegistryManager.java

License:Open Source License

public List<CordovaRegistryPluginInfo> retrievePluginInfos(IProgressMonitor monitor) throws CoreException {

    if (monitor == null)
        monitor = new NullProgressMonitor();

    monitor.beginTask("Retrieve plug-in registry catalog", 10);
    DefaultHttpClient theHttpClient = new DefaultHttpClient();
    HttpUtil.setupProxy(theHttpClient);//w  ww . j a  v  a2  s .com
    HttpClient client = new CachingHttpClient(theHttpClient, new HeapResourceFactory(),
            new BundleHttpCacheStorage(HybridCore.getContext().getBundle()), getCacheConfig());
    JsonReader reader = null;
    try {
        if (monitor.isCanceled()) {
            return null;
        }
        String url = REGISTRY_URL
                + "-/_view/byKeyword?startkey=%5B%22ecosystem:cordova%22%5D&endkey=%5B%22ecosystem:cordova1%22%5D&group_level=3";
        HttpGet get = new HttpGet(URI.create(url));
        HttpResponse response = client.execute(get);
        HttpEntity entity = response.getEntity();
        InputStream stream = entity.getContent();
        monitor.worked(7);
        reader = new JsonReader(new InputStreamReader(stream));
        reader.beginObject();//start the Registry
        final ArrayList<CordovaRegistryPluginInfo> plugins = new ArrayList<CordovaRegistryPluginInfo>();
        while (reader.hasNext()) {
            JsonToken token = reader.peek();
            switch (token) {
            case BEGIN_ARRAY:
                reader.beginArray();
                break;
            case BEGIN_OBJECT:
                plugins.add(parseCordovaRegistryPluginInfo(reader));
                break;
            default:
                reader.skipValue();
                break;
            }

        }
        return plugins;

    } catch (ClientProtocolException e) {
        throw new CoreException(
                new Status(IStatus.ERROR, HybridCore.PLUGIN_ID, "Can not retrieve plugin catalog", e));
    } catch (IOException e) {
        throw new CoreException(
                new Status(IStatus.ERROR, HybridCore.PLUGIN_ID, "Can not retrieve plugin catalog", e));
    } finally {
        if (reader != null)
            try {
                reader.close();
            } catch (IOException e) {
                /*ignored*/ }
        monitor.done();
    }
}

From source file:org.eclipse.thym.core.plugin.registry.CordovaPluginRegistryManager.java

License:Open Source License

private String safeReadStringValue(JsonReader reader) throws IOException {
    if (reader.peek() == JsonToken.STRING) {
        return reader.nextString();
    }/*from  w  ww .  j a  va2 s. c om*/
    reader.skipValue();
    return "";
}

From source file:org.eclipse.thym.core.plugin.registry.CordovaPluginRegistryManager.java

License:Open Source License

private void readVersionInfo(JsonReader reader, RegistryPluginVersion version) throws IOException {
    Assert.isNotNull(version);/*from  ww w.  ja va  2  s .  co m*/
    reader.beginObject();
    while (reader.hasNext()) {
        JsonToken token = reader.peek();
        switch (token) {
        case NAME:
            String name = reader.nextName();
            if ("dist".equals(name)) {
                parseDistDetails(reader, version);
                break;
            }
            break;

        default:
            reader.skipValue();
            break;
        }
    }
    reader.endObject();
}

From source file:org.eclipse.thym.core.plugin.registry.CordovaPluginRegistryManager.java

License:Open Source License

private void readPluginInfo(JsonReader reader, CordovaRegistryPlugin plugin) throws IOException {
    Assert.isNotNull(plugin);/*  ww w .j  a v  a  2  s .  c  o m*/
    reader.beginObject();

    while (reader.hasNext()) {
        JsonToken token = reader.peek();
        switch (token) {
        case NAME: {
            String name = reader.nextName();
            if ("name".equals(name)) {
                plugin.setName(reader.nextString());
                break;
            }
            if ("description".equals(name)) {
                plugin.setDescription(reader.nextString());
                break;
            }
            if ("keywords".equals(name)) {
                parseKeywords(reader, plugin);
                break;
            }
            if ("maintainers".equals(name)) {
                parseMaintainers(reader, plugin);
                break;
            }
            if ("dist-tags".equals(name)) {
                parseLatestVersion(reader, plugin);
                break;
            }
            if ("versions".equals(name)) {
                parseVersions(reader, plugin);
                break;
            }
            if ("license".equals(name)) {
                plugin.setLicense(reader.nextString());
                break;
            }
            break;
        }

        default:
            reader.skipValue();
            break;
        }
    }
    reader.endObject();
}

From source file:org.eclipse.thym.core.plugin.registry.CordovaPluginRegistryManager.java

License:Open Source License

private void parseDistDetails(JsonReader reader, RegistryPluginVersion plugin) throws IOException {
    reader.beginObject();//from w w  w . j  a v a 2 s  .  c om
    JsonToken token = reader.peek();
    while (token != JsonToken.END_OBJECT) {
        switch (token) {
        case NAME:
            String name = reader.nextName();
            if ("shasum".equals(name)) {
                plugin.setShasum(reader.nextString());
                break;
            }
            if ("tarball".equals(name)) {
                plugin.setTarball(reader.nextString());
                break;
            }
            break;

        default:
            reader.skipValue();
            break;
        }
        token = reader.peek();
    }
    reader.endObject();
}

From source file:org.eclipse.thym.core.plugin.registry.CordovaPluginRegistryManager.java

License:Open Source License

private void parseVersions(JsonReader reader, CordovaRegistryPlugin plugin) throws IOException {
    reader.beginObject();//versions
    JsonToken token = reader.peek();
    while (token != JsonToken.END_OBJECT) {
        switch (token) {
        case NAME:
            RegistryPluginVersion version = plugin.new RegistryPluginVersion();
            version.setVersionNumber(reader.nextName());
            readVersionInfo(reader, version);
            plugin.addVersion(version);/* ww w .  j a  v  a 2s  .co  m*/
            break;

        default:
            reader.skipValue();
            break;
        }
        token = reader.peek();
    }
    reader.endObject();
}

From source file:org.eclipse.thym.core.plugin.registry.CordovaPluginRegistryManager.java

License:Open Source License

private void parseLatestVersion(JsonReader reader, CordovaRegistryPlugin plugin) throws IOException {
    reader.beginObject();/*from   w ww  .j av a2s. c  o  m*/
    JsonToken token = reader.peek();
    while (token != JsonToken.END_OBJECT) {
        switch (token) {
        case NAME:
            String tag = reader.nextName();
            if ("latest".equals(tag)) {
                plugin.setLatestVersion(reader.nextString());
            }
            break;

        default:
            reader.skipValue();
            break;
        }
        token = reader.peek();
    }
    reader.endObject();
}

From source file:org.eclipse.thym.core.plugin.registry.CordovaPluginRegistryManager.java

License:Open Source License

private void parseMaintainers(JsonReader reader, CordovaRegistryPlugin plugin) throws IOException {
    reader.beginArray();/* w w  w  .  j  av  a  2s . c o m*/
    String name = null, email = null;
    JsonToken token = reader.peek();

    while (token != JsonToken.END_ARRAY) {
        switch (token) {
        case BEGIN_OBJECT:
            reader.beginObject();
            name = email = null;
            break;
        case END_OBJECT:
            reader.endObject();
            plugin.addMaintainer(email, name);
            break;
        case NAME:
            String tagName = reader.nextName();
            if ("name".equals(tagName)) {
                name = reader.nextString();
                break;
            }
            if ("email".equals(tagName)) {
                email = reader.nextString();
                break;
            }
        default:
            Assert.isTrue(false, "Unexpected token");
            break;
        }
        token = reader.peek();
    }
    reader.endArray();
}

From source file:org.eclipse.tm4e.core.internal.parser.json.JSONPListParser.java

License:Open Source License

public T parse(InputStream contents) throws Exception {
    PList<T> pList = new PList<T>(theme);
    JsonReader reader = new JsonReader(new InputStreamReader(contents, StandardCharsets.UTF_8));
    // reader.setLenient(true);
    boolean parsing = true;
    while (parsing) {
        JsonToken nextToken = reader.peek();
        switch (nextToken) {
        case BEGIN_ARRAY:
            pList.startElement(null, "array", null, null);
            reader.beginArray();/*  ww w  .  ja  v a2  s .  c om*/
            break;
        case END_ARRAY:
            pList.endElement(null, "array", null);
            reader.endArray();
            break;
        case BEGIN_OBJECT:
            pList.startElement(null, "dict", null, null);
            reader.beginObject();
            break;
        case END_OBJECT:
            pList.endElement(null, "dict", null);
            reader.endObject();
            break;
        case NAME:
            String lastName = reader.nextName();
            pList.startElement(null, "key", null, null);
            pList.characters(lastName.toCharArray(), 0, lastName.length());
            pList.endElement(null, "key", null);
            break;
        case NULL:
            reader.nextNull();
            break;
        case BOOLEAN:
            reader.nextBoolean();
            break;
        case NUMBER:
            reader.nextLong();
            break;
        case STRING:
            String value = reader.nextString();
            pList.startElement(null, "string", null, null);
            pList.characters(value.toCharArray(), 0, value.length());
            pList.endElement(null, "string", null);
            break;
        case END_DOCUMENT:
            parsing = false;
            break;
        default:
            break;
        }
    }
    reader.close();
    return pList.getResult();
}