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

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

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Introduction

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

Prototype

public void beginObject() throws IOException

Source Link

Document

Consumes the next token from the JSON stream and asserts that it is the beginning of a new object.

Usage

From source file:com.nridge.core.io.gson.RelationshipJSON.java

License:Open Source License

/**
 * Parses an JSON stream and loads it into a relationship and returns
 * an instance to it./*from   w  w w.ja v  a2  s.  c  o  m*/
 *
 * @param aReader Json reader stream instance.
 *
 * @throws java.io.IOException I/O related exception.
 */
public Relationship loadRelationship(JsonReader aReader) throws IOException {
    String jsonName, jsonValue;

    Relationship relationship = new Relationship();

    aReader.beginObject();
    while (aReader.hasNext()) {
        jsonName = aReader.nextName();
        if (StringUtils.equals(jsonName, IO.JSON_TYPE_MEMBER_NAME))
            relationship.setType(aReader.nextString());
        else if (StringUtils.equals(jsonName, IO.JSON_FEATURES_ARRAY_NAME)) {
            aReader.beginObject();
            while (aReader.hasNext()) {
                jsonName = aReader.nextName();
                jsonValue = aReader.nextString();
                relationship.addFeature(jsonName, jsonValue);
            }
            aReader.endObject();
        } else if (StringUtils.equals(jsonName, IO.JSON_DOCUMENTS_ARRAY_NAME))
            loadDocuments(aReader, relationship);
        else
            aReader.skipValue();
    }
    aReader.endObject();

    return relationship;
}

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  ww . j a va  2 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, "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 ww  w.  jav  a  2s  .co  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

private void populateCfgUpdateHandler(JsonReader aReader, Document aCfgDocument, String aDocType)
        throws IOException {
    DataBag dataBag;/*from w w w .  j av a 2s .  com*/
    String jsonName, jsonValue;
    Document iwDocument, cwDocument, acDocument, ascDocument;

    Document uhDocument = new Document(aDocType);
    DataBag uhBag = uhDocument.getBag();
    aReader.beginObject();
    while (aReader.hasNext()) {
        jsonName = aReader.nextName();
        if (StringUtils.equals(jsonName, OBJECT_RESPONSE_CONFIG_UH_IW)) {
            iwDocument = new Document(Solr.RESPONSE_CONFIG_UH_INDEX_WRITER);
            iwDocument.setName(jsonName);
            dataBag = iwDocument.getBag();
            aReader.beginObject();
            while (aReader.hasNext()) {
                jsonName = aReader.nextName();
                jsonValue = nextValueAsString(aReader);
                addBagTextField(dataBag, jsonName, jsonValue);
            }
            aReader.endObject();
            uhDocument.addRelationship(Solr.RESPONSE_CONFIG_UH_INDEX_WRITER, iwDocument);
        } else if (StringUtils.equals(jsonName, OBJECT_RESPONSE_CONFIG_UH_CW)) {
            cwDocument = new Document(Solr.RESPONSE_CONFIG_UH_COMMIT_WITHIN);
            cwDocument.setName(jsonName);
            dataBag = cwDocument.getBag();
            aReader.beginObject();
            while (aReader.hasNext()) {
                jsonName = aReader.nextName();
                jsonValue = nextValueAsString(aReader);
                addBagTextField(dataBag, jsonName, jsonValue);
            }
            aReader.endObject();
            uhDocument.addRelationship(Solr.RESPONSE_CONFIG_UH_COMMIT_WITHIN, cwDocument);
        } else if (StringUtils.equals(jsonName, OBJECT_RESPONSE_CONFIG_UH_AC)) {
            acDocument = new Document(Solr.RESPONSE_CONFIG_UH_AUTO_COMMIT);
            acDocument.setName(jsonName);
            dataBag = acDocument.getBag();
            aReader.beginObject();
            while (aReader.hasNext()) {
                jsonName = aReader.nextName();
                jsonValue = nextValueAsString(aReader);
                addBagTextField(dataBag, jsonName, jsonValue);
            }
            aReader.endObject();
            uhDocument.addRelationship(Solr.RESPONSE_CONFIG_UH_AUTO_COMMIT, acDocument);
        } else if (StringUtils.equals(jsonName, OBJECT_RESPONSE_CONFIG_UH_ASC)) {
            ascDocument = new Document(Solr.RESPONSE_CONFIG_UH_AUTO_SOFT_COMMIT);
            ascDocument.setName(jsonName);
            dataBag = ascDocument.getBag();
            aReader.beginObject();
            while (aReader.hasNext()) {
                jsonName = aReader.nextName();
                jsonValue = nextValueAsString(aReader);
                addBagTextField(dataBag, jsonName, jsonValue);
            }
            aReader.endObject();
            uhDocument.addRelationship(Solr.RESPONSE_CONFIG_UH_AUTO_SOFT_COMMIT, ascDocument);
        } else {
            jsonValue = nextValueAsString(aReader);
            addBagTextField(uhBag, jsonName, jsonValue);
        }
    }
    aReader.endObject();
    aCfgDocument.addRelationship(Solr.RESPONSE_CONFIG_UPDATE_HANDLER, uhDocument);
}

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

License:Open Source License

private void populateCfgQuery(JsonReader aReader, Document aCfgDocument, String aDocType) throws IOException {
    DataBag dataBag;//from  ww  w  .  j a va  2  s . c  o  m
    String jsonName, jsonValue;
    Document fcDocument, rcDocument, dcDocument, fvcDocument;

    Document queryDocument = new Document(aDocType);
    DataBag queryBag = queryDocument.getBag();
    aReader.beginObject();
    while (aReader.hasNext()) {
        jsonName = aReader.nextName();
        if (StringUtils.equals(jsonName, OBJECT_RESPONSE_CONFIG_QUERY_FC)) {
            fcDocument = new Document(Solr.RESPONSE_CONFIG_QUERY_FC);
            fcDocument.setName(jsonName);
            dataBag = fcDocument.getBag();
            aReader.beginObject();
            while (aReader.hasNext()) {
                jsonName = aReader.nextName();
                jsonValue = nextValueAsString(aReader);
                addBagTextField(dataBag, jsonName, jsonValue);
            }
            aReader.endObject();
            queryDocument.addRelationship(Solr.RESPONSE_CONFIG_QUERY_FC, fcDocument);
        } else if (StringUtils.equals(jsonName, OBJECT_RESPONSE_CONFIG_QUERY_RC)) {
            rcDocument = new Document(Solr.RESPONSE_CONFIG_QUERY_RC);
            rcDocument.setName(jsonName);
            dataBag = rcDocument.getBag();
            aReader.beginObject();
            while (aReader.hasNext()) {
                jsonName = aReader.nextName();
                jsonValue = nextValueAsString(aReader);
                addBagTextField(dataBag, jsonName, jsonValue);
            }
            aReader.endObject();
            queryDocument.addRelationship(Solr.RESPONSE_CONFIG_QUERY_RC, rcDocument);
        } else if (StringUtils.equals(jsonName, OBJECT_RESPONSE_CONFIG_QUERY_DC)) {
            dcDocument = new Document(Solr.RESPONSE_CONFIG_QUERY_DC);
            dcDocument.setName(jsonName);
            dataBag = dcDocument.getBag();
            aReader.beginObject();
            while (aReader.hasNext()) {
                jsonName = aReader.nextName();
                jsonValue = nextValueAsString(aReader);
                addBagTextField(dataBag, jsonName, jsonValue);
            }
            aReader.endObject();
            queryDocument.addRelationship(Solr.RESPONSE_CONFIG_QUERY_DC, dcDocument);
        } else if ((StringUtils.isEmpty(jsonName)) || // This handles a Solr 7.5 JSON output bug (empty string)
                (StringUtils.equals(jsonName, OBJECT_RESPONSE_CONFIG_QUERY_FVC))) {
            fvcDocument = new Document(Solr.RESPONSE_CONFIG_QUERY_FVC);
            fvcDocument.setName(jsonName);
            dataBag = fvcDocument.getBag();
            aReader.beginObject();
            while (aReader.hasNext()) {
                jsonName = aReader.nextName();
                jsonValue = nextValueAsString(aReader);
                addBagTextField(dataBag, jsonName, jsonValue);
            }
            aReader.endObject();
            queryDocument.addRelationship(Solr.RESPONSE_CONFIG_QUERY_FVC, fvcDocument);
        } else {
            jsonValue = nextValueAsString(aReader);
            addBagTextField(queryBag, jsonName, jsonValue);
        }
    }
    aReader.endObject();
    aCfgDocument.addRelationship(Solr.RESPONSE_CONFIG_QUERY, queryDocument);
}

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

License:Open Source License

private void addFieldToDocument(JsonReader aReader, Document aDocument, String aName) throws IOException {
    DataBag childBag;//from  w w w. ja va  2 s . c  o m
    JsonToken jsonToken;
    boolean isArrayArray;
    Document childDocument;
    String jsonName, jsonValue;
    DataTextField dataTextField;

    DataBag dataBag = aDocument.getBag();
    if (isNextTokenAnArray(aReader)) {
        aReader.beginArray();
        dataTextField = new DataTextField(aName, Field.nameToTitle(aName));
        dataTextField.addFeature(Field.FEATURE_IS_STORED, StrUtl.STRING_TRUE);
        jsonToken = aReader.peek();
        if (jsonToken == JsonToken.BEGIN_ARRAY) {
            isArrayArray = true;
            aReader.beginArray();
            jsonToken = aReader.peek();
        } else
            isArrayArray = false;
        while (jsonToken != JsonToken.END_ARRAY) {
            jsonValue = nextValueAsString(aReader);
            dataTextField.addValue(jsonValue);
            jsonToken = aReader.peek();
        }
        aReader.endArray();
        if (isArrayArray)
            aReader.endArray();
        dataBag.add(dataTextField);
    } else if (isNextTokenAnObject(aReader)) {
        childDocument = new Document(aName);
        childDocument.setName(aName);
        childBag = childDocument.getBag();

        aReader.beginObject();
        jsonToken = aReader.peek();
        while (jsonToken != JsonToken.END_OBJECT) {
            jsonName = aReader.nextName();
            jsonValue = nextValueAsString(aReader);
            addBagTextField(childBag, jsonName, jsonValue);
            jsonToken = aReader.peek();
        }
        aReader.endObject();
        aDocument.addRelationship(aName, childDocument);
    } else {
        jsonValue = nextValueAsString(aReader);
        addBagTextField(dataBag, aName, jsonValue);
    }
}

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

License:Open Source License

private void populateCfgRequestHandler(JsonReader aReader, Document aCfgDocument, String aDocType)
        throws IOException {
    DataBag rhBag, snBag;//w  ww  .j ava2 s. c o  m
    String jsonName, jsonValue;
    Document snDocument, defDocument, coDocument, lcDocument, inDocument, upDocument;

    Document rhDocument = new Document(aDocType);
    rhBag = rhDocument.getBag();
    aReader.beginObject();
    while (aReader.hasNext()) {
        jsonName = aReader.nextName();
        if (StringUtils.startsWith(jsonName, "/")) {
            snDocument = new Document(Solr.RESPONSE_CONFIG_RH_SN);
            snDocument.setName(jsonName);
            snBag = snDocument.getBag();
            DataTextField operationField = new DataTextField(Solr.CONFIG_OPERATION_FIELD_NAME,
                    Field.nameToTitle(Solr.CONFIG_OPERATION_FIELD_NAME));
            operationField.addFeature(Field.FEATURE_IS_STORED, StrUtl.STRING_FALSE);
            snBag.add(operationField);
            aReader.beginObject();
            while (aReader.hasNext()) {
                jsonName = aReader.nextName();
                if (StringUtils.equals(jsonName, OBJECT_RESPONSE_CONFIG_SN_DEFAULTS)) {
                    defDocument = new Document(Solr.RESPONSE_CONFIG_RH_SN_DEFAULTS);
                    defDocument.setName(jsonName);
                    aReader.beginObject();
                    while (aReader.hasNext())
                        addFieldToDocument(aReader, defDocument);
                    aReader.endObject();
                    snDocument.addRelationship(Solr.RESPONSE_CONFIG_RH_SN_DEFAULTS, defDocument);
                } else if (StringUtils.equals(jsonName, OBJECT_RESPONSE_CONFIG_SN_CO)) {
                    coDocument = new Document(Solr.RESPONSE_CONFIG_RH_SN_COMPONENTS);
                    coDocument.setName(jsonName);
                    addFieldToDocument(aReader, coDocument, jsonName);
                    snDocument.addRelationship(Solr.RESPONSE_CONFIG_RH_SN_COMPONENTS, coDocument);
                } else if (StringUtils.equals(jsonName, OBJECT_RESPONSE_CONFIG_SN_LC)) {
                    lcDocument = new Document(Solr.RESPONSE_CONFIG_RH_SN_LAST_COMPONENTS);
                    lcDocument.setName(jsonName);
                    addFieldToDocument(aReader, lcDocument, jsonName);
                    snDocument.addRelationship(Solr.RESPONSE_CONFIG_RH_SN_LAST_COMPONENTS, lcDocument);
                } else if (StringUtils.equals(jsonName, OBJECT_RESPONSE_CONFIG_SN_IN)) {
                    inDocument = new Document(Solr.RESPONSE_CONFIG_RH_SN_INVARIANTS);
                    inDocument.setName(jsonName);
                    aReader.beginObject();
                    while (aReader.hasNext())
                        addFieldToDocument(aReader, inDocument);
                    aReader.endObject();
                    snDocument.addRelationship(Solr.RESPONSE_CONFIG_RH_SN_INVARIANTS, inDocument);
                } else {
                    jsonValue = nextValueAsString(aReader);
                    addBagTextField(snBag, jsonName, jsonValue);
                    snBag.add(new DataTextField(jsonName, Field.nameToTitle(jsonName), jsonValue));
                }
            }
            aReader.endObject();
            rhDocument.addRelationship(Solr.RESPONSE_CONFIG_RH_SN, snDocument);
        } else if (StringUtils.equals(jsonName, OBJECT_RESPONSE_CONFIG_SN_UPDATE)) {
            upDocument = new Document(Solr.RESPONSE_CONFIG_RH_SN_UPDATE);
            upDocument.setName(jsonName);
            aReader.beginObject();
            while (aReader.hasNext())
                addFieldToDocument(aReader, upDocument);
            aReader.endObject();
            rhDocument.addRelationship(Solr.RESPONSE_CONFIG_RH_SN_UPDATE, upDocument);
        } else {
            jsonValue = nextValueAsString(aReader);
            addBagTextField(rhBag, jsonName, jsonValue);
        }
    }
    aReader.endObject();
    aCfgDocument.addRelationship(Solr.RESPONSE_CONFIG_REQUEST_HANDLER, rhDocument);
}

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

License:Open Source License

private void populateQueryResponseWriterHandler(JsonReader aReader, Document aCfgDocument, String aDocType)
        throws IOException {
    DataBag dataBag;// ww  w. j  a  va 2s.c  om
    Document rwDocument;
    String jsonName, jsonValue;

    Document qrwDocument = new Document(aDocType);
    DataBag qewBag = qrwDocument.getBag();
    aReader.beginObject();
    while (aReader.hasNext()) {
        jsonName = aReader.nextName();
        if (isNextTokenAnObject(aReader)) {
            rwDocument = new Document(Solr.RESPONSE_CONFIG_QRW_RESPONSE_WRITER);
            rwDocument.setName(jsonName);
            dataBag = rwDocument.getBag();
            aReader.beginObject();
            while (aReader.hasNext()) {
                jsonName = aReader.nextName();
                jsonValue = nextValueAsString(aReader);
                addBagTextField(dataBag, jsonName, jsonValue);
            }
            aReader.endObject();
            qrwDocument.addRelationship(Solr.RESPONSE_CONFIG_QRW_RESPONSE_WRITER, rwDocument);
        } else {
            jsonValue = nextValueAsString(aReader);
            addBagTextField(qewBag, jsonName, jsonValue);
        }
    }
    aReader.endObject();
    aCfgDocument.addRelationship(Solr.RESPONSE_CONFIG_QUERY_RESPONSE_WRITER, qrwDocument);
}

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

License:Open Source License

private void addObjectToDocument(JsonReader aReader, Document aParentDocument, String aType, String aName)
        throws IOException {
    String jsonValue;/*from   w  w w. jav  a2s .  com*/
    JsonToken jsonToken;
    boolean isArrayArray;
    Document childDocument;

    DataBag dataBag = aParentDocument.getBag();
    if (isNextTokenAnArray(aReader)) {
        aReader.beginArray();
        jsonToken = aReader.peek();
        if (jsonToken == JsonToken.BEGIN_ARRAY) {
            isArrayArray = true;
            aReader.beginArray();
            jsonToken = aReader.peek();
        } else
            isArrayArray = false;
        while (jsonToken != JsonToken.END_ARRAY) {
            childDocument = new Document(aType);
            childDocument.setName(aName);
            aReader.beginObject();
            while (aReader.hasNext())
                addFieldToDocument(aReader, childDocument);
            aReader.endObject();
            aParentDocument.addRelationship(aType, childDocument);
            jsonToken = aReader.peek();
        }
        aReader.endArray();
        if (isArrayArray)
            aReader.endArray();
    } else if (isNextTokenAnObject(aReader)) {
        childDocument = new Document(aType);
        childDocument.setName(aName);
        aReader.beginObject();
        while (aReader.hasNext())
            addFieldToDocument(aReader, childDocument);
        aReader.endObject();
        aParentDocument.addRelationship(aType, childDocument);
    } else {
        jsonValue = nextValueAsString(aReader);
        addBagTextField(dataBag, aName, jsonValue);
    }
}

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

License:Open Source License

private void populateSearchComponent(JsonReader aReader, Document aCfgDocument, String aDocType)
        throws IOException {
    DataBag scBag;//from w ww.jav a2s  .  c om
    Document scDocument;
    JsonToken jsonToken;
    boolean isArrayArray;
    Document childDocument;
    String jsonName, jsonValue;

    Document searchComponentDocument = new Document(aDocType);
    aReader.beginObject();
    while (aReader.hasNext()) {
        jsonName = aReader.nextName();
        scDocument = new Document(Solr.RESPONSE_CONFIG_SEARCH_COMPONENT);
        scDocument.setName(jsonName);
        scBag = scDocument.getBag();
        DataTextField operationField = new DataTextField(Solr.CONFIG_OPERATION_FIELD_NAME,
                Field.nameToTitle(Solr.CONFIG_OPERATION_FIELD_NAME));
        operationField.addFeature(Field.FEATURE_IS_STORED, StrUtl.STRING_FALSE);
        scBag.add(operationField);

        aReader.beginObject();
        while (aReader.hasNext()) {
            jsonName = aReader.nextName();
            if (isNextTokenAnArray(aReader)) {
                aReader.beginArray();
                jsonToken = aReader.peek();
                if (jsonToken == JsonToken.BEGIN_ARRAY) {
                    isArrayArray = true;
                    aReader.beginArray();
                    jsonToken = aReader.peek();
                } else
                    isArrayArray = false;
                while (jsonToken != JsonToken.END_ARRAY) {
                    childDocument = new Document(Field.nameToTitle(jsonName));
                    childDocument.setName(jsonName);
                    aReader.beginObject();
                    while (aReader.hasNext())
                        addFieldToDocument(aReader, childDocument);
                    aReader.endObject();
                    scDocument.addRelationship(Field.nameToTitle(jsonName), childDocument);
                    jsonToken = aReader.peek();
                }
                aReader.endArray();
                if (isArrayArray)
                    aReader.endArray();
            } else if (isNextTokenAnObject(aReader)) {
                childDocument = new Document(Field.nameToTitle(jsonName));
                childDocument.setName(jsonName);
                aReader.beginObject();
                while (aReader.hasNext())
                    addFieldToDocument(aReader, childDocument);
                aReader.endObject();
                scDocument.addRelationship(Field.nameToTitle(jsonName), childDocument);
            } else {
                jsonValue = nextValueAsString(aReader);
                addBagTextField(scBag, jsonName, jsonValue);
            }
        }
        aReader.endObject();
        assignSearchComponentType(scDocument);
        searchComponentDocument.addRelationship(scDocument.getType(), scDocument);
    }

    aCfgDocument.addRelationship(aDocType, searchComponentDocument);
}