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

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

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Introduction

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

Prototype

public JsonReader(Reader in)

Source Link

Document

Creates a new instance that reads a JSON-encoded stream from in .

Usage

From source file:com.nridge.ds.solr.SolrCollection.java

License:Open Source License

private ArrayList<String> load(InputStream anIS) throws IOException {
    String jsonName, jsonValue;/*from w w  w .  j  a  va 2 s  .  c  o m*/

    ArrayList<String> configSetList = new ArrayList<>();
    String configSetString = IOUtils.toString(anIS, StrUtl.CHARSET_UTF_8);
    StringReader stringReader = new StringReader(configSetString);
    JsonReader jsonReader = new JsonReader(stringReader);
    jsonReader.beginObject();
    while (jsonReader.hasNext()) {
        jsonName = jsonReader.nextName();
        if (StringUtils.equals(jsonName, "collections")) {
            jsonReader.beginArray();
            while (jsonReader.hasNext()) {
                jsonValue = jsonReader.nextString();
                configSetList.add(jsonValue);
            }
            jsonReader.endArray();
        }
    }
    jsonReader.endObject();

    return configSetList;
}

From source file:com.nridge.ds.solr.SolrCollection.java

License:Open Source License

private void parseReply(String aMessage) throws DSException, IOException {
    String jsonName;//from  www .  ja  v a2 s  .  c  o  m

    Logger appLogger = mAppMgr.getLogger(this, "parseReply");

    appLogger.trace(mAppMgr.LOGMSG_TRACE_ENTER);

    int msgCode = 0;
    String msgString = StringUtils.EMPTY;
    StringReader stringReader = new StringReader(aMessage);
    JsonReader jsonReader = new JsonReader(stringReader);
    jsonReader.beginObject();
    while (jsonReader.hasNext()) {
        jsonName = jsonReader.nextName();
        if (StringUtils.equals(jsonName, "exception")) {
            jsonReader.beginObject();
            while (jsonReader.hasNext()) {
                jsonName = jsonReader.nextName();
                if (StringUtils.equals(jsonName, "msg"))
                    msgString = jsonReader.nextString();
                else if (StringUtils.equals(jsonName, "rspCode"))
                    msgCode = jsonReader.nextInt();
                else
                    jsonReader.skipValue();
            }
            jsonReader.endObject();
        } else
            jsonReader.skipValue();
    }
    jsonReader.endObject();

    if (StringUtils.isNotEmpty(msgString))
        throw new DSException(String.format("Solr Exception [%d]: %s", msgCode, msgString));

    appLogger.trace(mAppMgr.LOGMSG_TRACE_DEPART);
}

From source file:com.nridge.ds.solr.SolrConfigJSON.java

License:Open Source License

/**
 * Parses an JSON string representing the Solr schema and loads it into a document
 * and returns an instance to it.//from ww  w .  j  a v  a2 s.  c  o m
 *
 * @param aConfigString JSON string representation of the Solr schema.
 *
 * @return Document instance containing the parsed data.
 *
 * @throws IOException I/O related exception.
 */
public Document loadDocument(String aConfigString) throws IOException {
    String jsonName, jsonValue;
    Document componentDocument;

    Document configDocument = new Document(Solr.DOCUMENT_SCHEMA_TYPE);
    DataBag configBag = configDocument.getBag();

    StringReader stringReader = new StringReader(aConfigString);
    JsonReader jsonReader = new JsonReader(stringReader);

    jsonReader.beginObject();
    while (jsonReader.hasNext()) {
        jsonName = jsonReader.nextName();
        if (StringUtils.equals(jsonName, OBJECT_RESPONSE_HEADER)) {
            Document headerDocument = new Document(Solr.RESPONSE_SCHEMA_HEADER);
            DataBag headerBag = headerDocument.getBag();
            jsonReader.beginObject();
            while (jsonReader.hasNext()) {
                jsonName = jsonReader.nextName();
                jsonValue = nextValueAsString(jsonReader);
                headerBag.add(new DataTextField(jsonName, Field.nameToTitle(jsonName), jsonValue));
            }
            jsonReader.endObject();
            configDocument.addRelationship(Solr.RESPONSE_SCHEMA_HEADER, headerDocument);
        } else if (StringUtils.equals(jsonName, OBJECT_RESPONSE_CONFIG)) {
            jsonReader.beginObject();
            while (jsonReader.hasNext()) {
                jsonName = jsonReader.nextName();
                if (StringUtils.equals(jsonName, OBJECT_RESPONSE_CONFIG_UPDATE_HANDLER))
                    populateCfgUpdateHandler(jsonReader, configDocument, Solr.RESPONSE_CONFIG_UPDATE_HANDLER);
                else if (StringUtils.equals(jsonName, OBJECT_RESPONSE_CONFIG_QUERY))
                    populateCfgQuery(jsonReader, configDocument, Solr.RESPONSE_CONFIG_QUERY);
                else if (StringUtils.equals(jsonName, OBJECT_RESPONSE_CONFIG_REQUEST_HANDLER))
                    populateCfgRequestHandler(jsonReader, configDocument, Solr.RESPONSE_CONFIG_REQUEST_HANDLER);
                else if (StringUtils.equals(jsonName, OBJECT_RESPONSE_CONFIG_RESPONSE_WRITER))
                    populateQueryResponseWriterHandler(jsonReader, configDocument,
                            Solr.RESPONSE_CONFIG_QUERY_RESPONSE_WRITER);
                else if (StringUtils.equals(jsonName, OBJECT_RESPONSE_CONFIG_SEARCH_COMPONENT))
                    populateSearchComponent(jsonReader, configDocument, Solr.RESPONSE_CONFIG_SEARCH_COMPONENT);
                else if (StringUtils.equals(jsonName, OBJECT_RESPONSE_CONFIG_INIT_PARAMS)) {
                    componentDocument = new Document(Solr.RESPONSE_CONFIG_INIT_PARAMS);
                    addObjectToDocument(jsonReader, componentDocument, Solr.RESPONSE_CONFIG_INIT_PARAMETERS,
                            jsonName);
                    configDocument.addRelationship(Solr.RESPONSE_CONFIG_INIT_PARAMS, componentDocument);
                } else if (StringUtils.equals(jsonName, OBJECT_RESPONSE_CONFIG_LISTENER)) {
                    componentDocument = new Document(Solr.RESPONSE_CONFIG_LISTENER);
                    jsonReader.beginArray();
                    while (jsonReader.hasNext())
                        addObjectToDocument(jsonReader, componentDocument, Solr.RESPONSE_CONFIG_LISTENER_EVENTS,
                                jsonName);
                    jsonReader.endArray();
                    configDocument.addRelationship(Solr.RESPONSE_CONFIG_LISTENER, componentDocument);
                } else if (StringUtils.equals(jsonName, OBJECT_RESPONSE_CONFIG_DIRECTORY_FACTORY)) {
                    componentDocument = new Document(Solr.RESPONSE_CONFIG_DIRECTORY_FACTORY);
                    addObjectToDocument(jsonReader, componentDocument, Solr.RESPONSE_CONFIG_DIRECTORY_ENTRIES,
                            jsonName);
                    configDocument.addRelationship(Solr.RESPONSE_CONFIG_DIRECTORY_FACTORY, componentDocument);
                } else if (StringUtils.equals(jsonName, OBJECT_RESPONSE_CONFIG_CODEC_FACTORY)) {
                    componentDocument = new Document(Solr.RESPONSE_CONFIG_CODEC_FACTORY);
                    addObjectToDocument(jsonReader, componentDocument, Solr.RESPONSE_CONFIG_CODEC_ENTRIES,
                            jsonName);
                    configDocument.addRelationship(Solr.RESPONSE_CONFIG_CODEC_FACTORY, componentDocument);
                } else if (StringUtils.equals(jsonName, OBJECT_RESPONSE_CONFIG_UPDATE_HU_LOG)) {
                    componentDocument = new Document(Solr.RESPONSE_CONFIG_UPDATE_HANDLER_ULOG);
                    addObjectToDocument(jsonReader, componentDocument, Solr.RESPONSE_CONFIG_UHUL_ENTRIES,
                            jsonName);
                    configDocument.addRelationship(Solr.RESPONSE_CONFIG_UPDATE_HANDLER_ULOG, componentDocument);
                } else if (StringUtils.equals(jsonName, OBJECT_RESPONSE_CONFIG_REQUEST_DISPATCHER)) {
                    componentDocument = new Document(Solr.RESPONSE_CONFIG_REQUEST_DISPATCHER);
                    addObjectToDocument(jsonReader, componentDocument, Solr.RESPONSE_CONFIG_RD_ENTRIES,
                            jsonName);
                    configDocument.addRelationship(Solr.RESPONSE_CONFIG_REQUEST_DISPATCHER, componentDocument);
                } else if (StringUtils.equals(jsonName, OBJECT_RESPONSE_CONFIG_INDEX_CONFIG)) {
                    componentDocument = new Document(Solr.RESPONSE_CONFIG_REQUEST_DISPATCHER);
                    addObjectToDocument(jsonReader, componentDocument, Solr.RESPONSE_CONFIG_INDEX_CONFIG,
                            jsonName);
                    configDocument.addRelationship(Solr.RESPONSE_CONFIG_IC_ENTRIES, componentDocument);
                } else if (StringUtils.equals(jsonName, OBJECT_RESPONSE_CONFIG_PEER_SYNC)) {
                    componentDocument = new Document(Solr.RESPONSE_CONFIG_PEER_SYNC);
                    addObjectToDocument(jsonReader, componentDocument, Solr.RESPONSE_CONFIG_PS_ENTRIES,
                            jsonName);
                    configDocument.addRelationship(Solr.RESPONSE_CONFIG_PEER_SYNC, componentDocument);
                } else {
                    jsonValue = nextValueAsString(jsonReader);
                    addBagTextField(configBag, jsonName, jsonValue);
                }
            }
            jsonReader.endObject();
        } else
            jsonReader.skipValue();
    }
    jsonReader.endObject();
    jsonReader.close();

    return configDocument;
}

From source file:com.nridge.ds.solr.SolrConfigSet.java

License:Open Source License

private ArrayList<String> load(InputStream anIS) throws IOException {
    String jsonName, jsonValue;/*w w  w . j a  v a2  s  .co  m*/

    ArrayList<String> configSetList = new ArrayList<>();
    String configSetString = IOUtils.toString(anIS, StrUtl.CHARSET_UTF_8);
    StringReader stringReader = new StringReader(configSetString);
    JsonReader jsonReader = new JsonReader(stringReader);
    jsonReader.beginObject();
    while (jsonReader.hasNext()) {
        jsonName = jsonReader.nextName();
        if (StringUtils.equals(jsonName, "configSets")) {
            jsonReader.beginArray();
            while (jsonReader.hasNext()) {
                jsonValue = jsonReader.nextString();
                configSetList.add(jsonValue);
            }
            jsonReader.endArray();
        }
    }
    jsonReader.endObject();

    return configSetList;
}

From source file:com.nridge.ds.solr.SolrSchemaJSON.java

License:Open Source License

private DataTable createSchemaFieldTable(String aSchemaString, String aFieldName, String aTitle)
        throws IOException {
    String jsonName;/*from   w w w.  j  ava 2s.  c  om*/
    DataField dataField;

    DataTable dataTable = new DataTable(aTitle);
    DataBag dataBag = dataTable.getColumnBag();

    StringReader stringReader = new StringReader(aSchemaString);
    JsonReader jsonReader = new JsonReader(stringReader);

    jsonReader.beginObject();
    while (jsonReader.hasNext()) {
        jsonName = jsonReader.nextName();
        if (StringUtils.equals(jsonName, OBJECT_SCHEMA)) {
            jsonReader.beginObject();
            while (jsonReader.hasNext()) {
                jsonName = jsonReader.nextName();
                if (StringUtils.equals(jsonName, aFieldName)) {
                    jsonReader.beginArray();
                    while (jsonReader.hasNext()) {
                        jsonReader.beginObject();
                        while (jsonReader.hasNext()) {
                            jsonName = jsonReader.nextName();
                            dataField = dataBag.getFieldByName(jsonName);
                            if (dataField == null) {
                                dataField = new DataTextField(jsonName, Field.nameToTitle(jsonName));
                                dataField.addFeature(Field.FEATURE_IS_STORED, StrUtl.STRING_TRUE);
                                dataBag.add(dataField);
                            }
                            jsonReader.skipValue();
                        }
                        jsonReader.endObject();
                    }
                    jsonReader.endArray();
                    ;
                } else
                    jsonReader.skipValue();
            }
            jsonReader.endObject();
        } else
            jsonReader.skipValue();
    }
    jsonReader.endObject();
    jsonReader.close();

    return dataTable;
}

From source file:com.nridge.ds.solr.SolrSchemaJSON.java

License:Open Source License

/**
 * Parses an JSON string representing the Solr schema and loads it into a document
 * and returns an instance to it.//from  w  w w  .  j a  va  2 s . c  om
 *
 * @param aSchemaString JSON string representation of the Solr schema.
 *
 * @return Document instance containing the parsed data.
 *
 * @throws java.io.IOException I/O related exception.
 */
public Document loadDocument(String aSchemaString) throws IOException {
    String jsonName, jsonValue;

    Document schemaDocument = new Document(Solr.DOCUMENT_SCHEMA_TYPE);
    DataBag schemaBag = schemaDocument.getBag();

    // Parse a subset of the JSON payload to identify the table columns before fully processing it.

    SolrSchema solrSchema = new SolrSchema(mAppMgr);
    DataTable fieldsTable = new DataTable(solrSchema.createFieldsBag());
    DataTable dynamicFieldsTable = createSchemaFieldTable(aSchemaString, OBJECT_SCHEMA_DYNAMIC_FIELDS,
            "Solr Schema Dynamic Fields");
    DataTable copyFieldsTable = createSchemaFieldTable(aSchemaString, OBJECT_SCHEMA_COPY_FIELDS,
            "Solr Schema Copy Fields");

    StringReader stringReader = new StringReader(aSchemaString);
    JsonReader jsonReader = new JsonReader(stringReader);

    jsonReader.beginObject();
    while (jsonReader.hasNext()) {
        jsonName = jsonReader.nextName();
        if (StringUtils.equals(jsonName, OBJECT_RESPONSE_HEADER)) {
            Document headerDocument = new Document(Solr.RESPONSE_SCHEMA_HEADER);
            headerDocument.setName(jsonName);
            DataBag headerBag = headerDocument.getBag();
            jsonReader.beginObject();
            while (jsonReader.hasNext()) {
                jsonName = jsonReader.nextName();
                jsonValue = nextValueAsString(jsonReader);
                headerBag.add(new DataTextField(jsonName, Field.nameToTitle(jsonName), jsonValue));
            }
            jsonReader.endObject();
            schemaDocument.addRelationship(Solr.RESPONSE_SCHEMA_HEADER, headerDocument);
        } else if (StringUtils.equals(jsonName, OBJECT_SCHEMA)) {
            jsonReader.beginObject();
            while (jsonReader.hasNext()) {
                jsonName = jsonReader.nextName();
                if (StringUtils.equals(jsonName, "name")) {
                    jsonValue = nextValueAsString(jsonReader);
                    schemaBag.add(jsonName, Field.nameToTitle(jsonName), jsonValue);
                } else if (StringUtils.equals(jsonName, "version")) {
                    jsonValue = nextValueAsString(jsonReader);
                    schemaBag.add(jsonName, Field.nameToTitle(jsonName), jsonValue);
                } else if (StringUtils.equals(jsonName, "uniqueKey")) {
                    jsonValue = nextValueAsString(jsonReader);
                    schemaBag.add(jsonName, Field.nameToTitle(jsonName), jsonValue);
                } else if (StringUtils.equals(jsonName, OBJECT_SCHEMA_FIELD_TYPES)) {
                    populateSchemaFieldTypes(jsonReader, schemaDocument);
                } else if (StringUtils.equals(jsonName, OBJECT_SCHEMA_FIELDS)) {
                    populateSchemaFieldTable(jsonReader, fieldsTable);
                    Document fieldsDocument = new Document(Solr.RESPONSE_SCHEMA_FIELD_NAMES, fieldsTable);
                    schemaDocument.addRelationship(Solr.RESPONSE_SCHEMA_FIELD_NAMES, fieldsDocument);
                } else if (StringUtils.equals(jsonName, OBJECT_SCHEMA_DYNAMIC_FIELDS)) {
                    populateSchemaFieldTable(jsonReader, dynamicFieldsTable);
                    Document dynamicFieldsDocument = new Document(Solr.RESPONSE_SCHEMA_DYNAMIC_FIELDS,
                            dynamicFieldsTable);
                    schemaDocument.addRelationship(Solr.RESPONSE_SCHEMA_DYNAMIC_FIELDS, dynamicFieldsDocument);
                } else if (StringUtils.equals(jsonName, OBJECT_SCHEMA_COPY_FIELDS)) {
                    populateSchemaFieldTable(jsonReader, copyFieldsTable);
                    Document copyFieldsDocument = new Document(Solr.RESPONSE_SCHEMA_COPY_FIELDS,
                            copyFieldsTable);
                    schemaDocument.addRelationship(Solr.RESPONSE_SCHEMA_COPY_FIELDS, copyFieldsDocument);
                } else
                    jsonReader.skipValue();
            }
            jsonReader.endObject();
        } else
            jsonReader.skipValue();
    }
    jsonReader.endObject();
    jsonReader.close();

    return schemaDocument;
}

From source file:com.officialgenius.brainiac.diodes.NixDiode.java

License:Apache License

@Override
public String getDropBoxPath() throws IOException {
    Gson gson = new Gson();
    Path pathToDropBox = Paths.get(NIX_DROPBOX_INFO_PATH);
    BufferedReader br = Files.newBufferedReader(pathToDropBox, Charset.forName("UTF-8"));
    JsonReader jsonReader = new JsonReader(br);
    JsonObject infoJson = gson.fromJson(jsonReader, JsonObject.class);
    return infoJson.getAsJsonObject("personal").get("path").getAsString();

}

From source file:com.officialgenius.brainiac.diodes.WindowsDiode.java

License:Apache License

@Override
public String getDropBoxPath() throws IOException {
    Gson gson = new Gson();
    Path pathToDropBox = Paths.get(WIN_DROPBOX_INFO_PATH);
    BufferedReader br = Files.newBufferedReader(pathToDropBox, Charset.forName("UTF-8"));
    JsonReader jsonReader = new JsonReader(br);
    JsonObject infoJson = gson.fromJson(jsonReader, JsonObject.class);
    return infoJson.getAsJsonObject("personal").get("path").getAsString();

}

From source file:com.oneops.inductor.Listener.java

License:Apache License

private CmsWorkOrderSimpleBase getWorkOrderOf(String msgText, Class c) {
    CmsWorkOrderSimpleBase wo;/* www .j a  va 2s  . c o m*/
    JsonReader reader = new JsonReader(new StringReader(msgText));
    reader.setLenient(true);
    wo = gson.fromJson(reader, c);
    return wo;
}

From source file:com.oneops.inductor.WorkOrderExecutor.java

License:Apache License

/**
 * getRepoList: gets list of repos from a json string
 *
 * @param jsonReposArray String/*from w ww  . j  a v a 2 s.  c om*/
 */
private ArrayList<String> getRepoList(String jsonReposArray) {
    JsonReader reader = new JsonReader(new StringReader(jsonReposArray));
    reader.setLenient(true);
    ArrayList<String> repos = gson.fromJson(reader, ArrayList.class);
    if (repos == null) {
        repos = new ArrayList<>();
    }
    return repos;
}