Example usage for java.util Map isEmpty

List of usage examples for java.util Map isEmpty

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Introduction

In this page you can find the example usage for java.util Map isEmpty.

Prototype

boolean isEmpty();

Source Link

Document

Returns true if this map contains no key-value mappings.

Usage

From source file:com.wavemaker.tools.ws.XJCCompiler.java

@SuppressWarnings("deprecation")
public static S2JJAXBModel createSchemaModel(Map<String, Element> schemas,
        List<com.wavemaker.tools.io.File> bindingFiles, String packageName, Set<String> auxiliaryClasses,
        WebServiceType type) throws GenerationException {
    if (schemas == null || schemas.isEmpty()) {
        return null;
    }/*ww w.ja v a  2  s . com*/
    SchemaCompiler sc = XJC.createSchemaCompiler();
    if (type == WebServiceType.SOAP) {
        // mimic what JAXWS's WsimportTool would do for SEI class name and
        // JAXB class name collision.
        ClassNameAllocator allocator = new ClassNameAllocatorImpl(
                new SimpleClassNameCollector(auxiliaryClasses));
        sc.setClassNameAllocator(allocator);
    }
    JAXBCompilerErrorListener listener = new JAXBCompilerErrorListener();
    sc.setErrorListener(listener);
    try {
        Field ncc = sc.getClass().getDeclaredField("NO_CORRECTNESS_CHECK");
        ncc.setAccessible(true);
        ncc.set(sc, true);
    } catch (Exception e) {
        throw new GenerationException(e);
    }

    if (packageName != null) {
        sc.setDefaultPackageName(packageName);
    }

    for (Entry<String, Element> entry : schemas.entrySet()) {
        Element schema = entry.getValue();
        // need to remove xsd:import or you will get element/type already
        // defined error during sc.bind()
        Element updatedSchema = removeImportElement(schema);

        sc.parseSchema(entry.getKey(), updatedSchema);
    }

    if (bindingFiles != null) {
        for (com.wavemaker.tools.io.File file : bindingFiles) {
            try {
                InputSource inputSource = new InputSource(file.getContent().asInputStream());
                // cftempfix - if binding files are NOT ALWAYS local files (eg. mongo DB file), we may need to
                // correctly implement
                // logic for none-local file case.
                if (file instanceof LocalFile) {
                    File f = ((LocalFile) file).getLocalFile();
                    inputSource.setSystemId(f.toURI().toString());
                } else {
                    inputSource.setSystemId(ResourceURL.get(file).toURI().toString());
                }
                sc.parseSchema(inputSource);
            } catch (MalformedURLException e) {
                throw new GenerationException(e);
            } catch (URISyntaxException e) {
                throw new GenerationException(e);
            }
        }
    }

    Options options = sc.getOptions();
    options.target = SpecVersion.V2_1;
    // suppress generation of package level annotations
    options.packageLevelAnnotations = false;
    // generate setter methods for Collection based properties
    options.activePlugins.add(new com.sun.tools.xjc.addon.collection_setter_injector.PluginImpl());
    // replace isXXX with getXXX for Boolean type properties
    options.activePlugins.add(new com.wavemaker.tools.ws.jaxb.boolean_getter.PluginImpl());

    S2JJAXBModel model = sc.bind();
    if (listener.hasError) {
        throw listener.getException();
    }
    return model;
}

From source file:com.comcast.cats.service.util.HttpClientUtil.java

public static synchronized Object getForObject(String uri, Map<String, String> paramMap) {
    Object responseObject = new Object();

    HttpMethod httpMethod = new GetMethod(uri);

    if ((null != paramMap) && (!paramMap.isEmpty())) {
        httpMethod.setQueryString(getNameValuePair(paramMap));
    }/*from   ww w.  ja v  a 2  s . c  o  m*/

    Yaml yaml = new Yaml();

    HttpClient client = new HttpClient();
    InputStream responseStream = null;
    Reader inputStreamReader = null;

    try {
        int responseCode = client.executeMethod(httpMethod);

        if (HttpStatus.SC_OK != responseCode) {
            logger.error("[ REQUEST  ] " + httpMethod.getURI().toString());
            logger.error("[ METHOD   ] " + httpMethod.getName());
            logger.error("[ STATUS   ] " + responseCode);
        } else {
            logger.trace("[ REQUEST  ] " + httpMethod.getURI().toString());
            logger.trace("[ METHOD   ] " + httpMethod.getName());
            logger.trace("[ STATUS   ] " + responseCode);
        }

        responseStream = httpMethod.getResponseBodyAsStream();
        inputStreamReader = new InputStreamReader(responseStream, VideoRecorderServiceConstants.UTF);
        responseObject = yaml.load(inputStreamReader);
    } catch (IOException ioException) {
        ioException.printStackTrace();
    } finally {
        cleanUp(inputStreamReader, responseStream, httpMethod);
    }

    return responseObject;
}

From source file:com.shenit.commons.utils.ValidationUtils.java

/**
 * Indicates whether a collection is null or consist of null
 * /* ww  w .  j  a  v  a  2s.  co  m*/
 * @param cols
 *            A collection
 * @return True if the collection input is null, or consist of null. False if one of its item is not null
 */
public static boolean isEmpty(Map<?, ?> cols) {
    return cols == null || cols.isEmpty();
}

From source file:com.comcast.cats.service.util.HttpClientUtil.java

public static synchronized Object postForObject(String uri, Map<String, String> paramMap) {
    Object responseObject = new Object();

    HttpMethod httpMethod = new PostMethod(uri);

    if ((null != paramMap) && (!paramMap.isEmpty())) {
        httpMethod.setQueryString(getNameValuePair(paramMap));
    }//from  ww w.j  a v  a  2 s  . c  o m

    Yaml yaml = new Yaml();

    HttpClient client = new HttpClient();
    InputStream responseStream = null;
    Reader inputStreamReader = null;

    try {
        int responseCode = client.executeMethod(httpMethod);

        if (HttpStatus.SC_OK != responseCode) {
            logger.error("[ REQUEST  ] " + httpMethod.getURI().toString());
            logger.error("[ METHOD   ] " + httpMethod.getName());
            logger.error("[ STATUS   ] " + responseCode);
        } else {
            logger.trace("[ REQUEST  ] " + httpMethod.getURI().toString());
            logger.trace("[ METHOD   ] " + httpMethod.getName());
            logger.trace("[ STATUS   ] " + responseCode);
        }

        responseStream = httpMethod.getResponseBodyAsStream();
        inputStreamReader = new InputStreamReader(responseStream, VideoRecorderServiceConstants.UTF);
        responseObject = yaml.load(inputStreamReader);
    } catch (IOException ioException) {
        ioException.printStackTrace();
    } finally {
        cleanUp(inputStreamReader, responseStream, httpMethod);
    }

    return responseObject;
}

From source file:com.comcast.cats.service.util.HttpClientUtil.java

public static synchronized Object deleteForObject(String uri, Map<String, String> paramMap) {
    Object responseObject = new Object();

    HttpMethod httpMethod = new DeleteMethod(uri);

    if ((null != paramMap) && (!paramMap.isEmpty())) {
        httpMethod.setQueryString(getNameValuePair(paramMap));
    }/*  ww w  .  j  a  va  2  s .c o  m*/

    Yaml yaml = new Yaml();

    HttpClient client = new HttpClient();
    InputStream responseStream = null;
    Reader inputStreamReader = null;

    try {
        int responseCode = client.executeMethod(httpMethod);

        if (HttpStatus.SC_OK != responseCode) {
            logger.error("[ REQUEST  ] " + httpMethod.getURI().toString());
            logger.error("[ METHOD   ] " + httpMethod.getName());
            logger.error("[ STATUS   ] " + responseCode);
        } else {
            logger.trace("[ REQUEST  ] " + httpMethod.getURI().toString());
            logger.trace("[ METHOD   ] " + httpMethod.getName());
            logger.trace("[ STATUS   ] " + responseCode);
        }

        responseStream = httpMethod.getResponseBodyAsStream();
        inputStreamReader = new InputStreamReader(responseStream, VideoRecorderServiceConstants.UTF);
        responseObject = yaml.load(inputStreamReader);
    } catch (IOException ioException) {
        ioException.printStackTrace();
    } finally {
        cleanUp(inputStreamReader, responseStream, httpMethod);
    }

    return responseObject;
}

From source file:de.cebitec.readXplorer.util.GeneralUtils.java

/**
* Joins a map of elements in a String.//from w w w.jav  a  2 s. c om
* @param valueDelim Delimiter between key and value of an element
* @param entryDelim Delimiter between each Entry element
* @param map a map of elements
* @return String
*/
public static String implodeMap(String valueDelim, String entryDelim, Map map) {
    String asImplodedString;
    if ((map == null) || (map.isEmpty())) {
        asImplodedString = "";
    } else {
        StringBuilder sb = new StringBuilder();
        Boolean firstLine = true;
        for (Iterator it = map.entrySet().iterator(); it.hasNext();) {
            if (!firstLine) {
                sb.append(entryDelim);
            }
            Map.Entry line = (Map.Entry) it.next();
            sb.append(line.getKey());
            sb.append(valueDelim);
            sb.append(line.getValue());
            firstLine = false;
        }
        asImplodedString = sb.toString();
    }
    return asImplodedString;
}

From source file:eu.squadd.reflections.mapper.ServiceModelTranslator.java

private static void assignMapValue(Method getter, Object sourceValue, Method setter, Object destInstance) {
    System.out.println("*** Map found, resolving its payload types...");
    if (sourceValue == null || ((Map) sourceValue).isEmpty())
        return;//from   ww  w  .  j a v  a2 s  .c  o m

    Map<Integer, Class> sourceMapTypes = detectSourceMapPayload(getter);
    if (sourceMapTypes.isEmpty() || sourceMapTypes.size() != 2) {
        System.err.println("Failed to determine source Map payload types, operation aborted !!!");
        return;
    }
    Class firstSourceArgClass = sourceMapTypes.get(0);
    Class secondSourceArgClass = sourceMapTypes.get(1);

    Map<Integer, Class> destMapTypes = detectDestMapPayload(setter);
    if (destMapTypes.isEmpty() || destMapTypes.size() != 2) {
        System.err.println("Failed to determine destination Map payload types, operation aborted !!!");
        return;
    }
    Class firstDestArgClass = destMapTypes.get(0);
    Class secordDestArgsClass = destMapTypes.get(1);

    if (!firstSourceArgClass.equals(firstDestArgClass)) {
        System.err.println("Map key types are different, can't translate values !!!");
        return;
    }

    System.out.println("*** Map types sorted, populating values...");
    Map sourceItems = (Map) sourceValue;
    Map destItems = createMapOfTypes(firstDestArgClass, secordDestArgsClass);
    for (Object key : sourceItems.entrySet()) {
        Entry entry = (Entry) destItems.get(key);
        Object destValue = transposeModel(secondSourceArgClass, secordDestArgsClass, entry.getValue());
        destItems.put(entry.getKey(), destValue);
    }
    try {
        setter.invoke(destInstance, destItems);

    } catch (IllegalAccessException | IllegalArgumentException | InvocationTargetException ex) {
        Logger.getLogger(ServiceModelTranslator.class.getName()).log(Level.SEVERE, null, ex);
    }
    System.out.println("*** done");
}

From source file:net.firejack.platform.core.utils.db.DBUtils.java

private static void insertDataToTargetTable(TablesMapping mapping, Connection sourceConnection,
        Connection targetConnection) throws SQLException {
    Map<Column, Column> columnMapping = mapping.getColumnMapping();
    if (columnMapping.isEmpty()) {
        logger.warn("No columns are detected - no data to insert.");
    } else {//  w ww  . j av  a 2  s .c  om
        ResultSet rs = selectDataFromSource(sourceConnection, mapping);

        String insertQuery = populateInsertQuery(mapping);
        PreparedStatement insertStatement = targetConnection.prepareStatement(insertQuery);
        targetConnection.setAutoCommit(false);
        try {
            int currentStep = 1;
            while (rs.next()) {
                for (int i = 1; i <= columnMapping.size(); i++) {
                    insertStatement.setObject(i, rs.getObject(i));
                }
                insertStatement.addBatch();
                if (++currentStep > DEFAULT_BATCH_SIZE) {
                    insertStatement.executeBatch();
                    targetConnection.commit();
                    currentStep = 1;
                }
            }
            if (currentStep != 1) {
                insertStatement.executeBatch();
                targetConnection.commit();
            }
        } catch (SQLException e) {
            logger.error(e.getMessage(), e);
            targetConnection.rollback();
        } finally {
            insertStatement.close();
            rs.close();
        }
    }
}

From source file:com.glaf.core.util.http.CommonsHttpClientUtils.java

/**
 * ??GET/*ww w  .  ja v  a 2  s.c  o m*/
 * 
 * @param url
 *            ??
 * @param encoding
 *            
 * @param dataMap
 *            ?
 * 
 * @return
 */
public static String doGet(String url, String encoding, Map<String, String> dataMap) {
    GetMethod method = null;
    String content = null;
    try {
        method = new GetMethod(url);
        method.getParams().setParameter(HttpMethodParams.HTTP_CONTENT_CHARSET, encoding);
        method.addRequestHeader("Content-Type", "application/x-www-form-urlencoded;charset=" + encoding);
        if (dataMap != null && !dataMap.isEmpty()) {
            NameValuePair[] nameValues = new NameValuePair[dataMap.size()];
            int i = 0;
            for (Map.Entry<String, String> entry : dataMap.entrySet()) {
                String name = entry.getKey().toString();
                String value = entry.getValue();
                nameValues[i] = new NameValuePair(name, value);
                i++;
            }
            method.setQueryString(nameValues);
        }
        HttpClient client = new HttpClient();
        int status = client.executeMethod(method);
        if (status == HttpStatus.SC_OK) {
            content = method.getResponseBodyAsString();
        }
    } catch (IOException ex) {
        throw new RuntimeException(ex);
    } finally {
        if (method != null) {
            method.releaseConnection();
            method = null;
        }
    }
    return content;
}

From source file:com.glaf.core.util.http.CommonsHttpClientUtils.java

/**
 * ??POST//  w w w  .j a  v a  2 s  .c o m
 * 
 * @param url
 *            ??
 * @param encoding
 *            
 * @param dataMap
 *            ?
 * 
 * @return
 */
public static String doPost(String url, String encoding, Map<String, String> dataMap) {
    PostMethod method = null;
    String content = null;
    try {
        method = new PostMethod(url);
        method.getParams().setParameter(HttpMethodParams.HTTP_CONTENT_CHARSET, encoding);
        method.addRequestHeader("Content-Type", "application/x-www-form-urlencoded;charset=" + encoding);
        if (dataMap != null && !dataMap.isEmpty()) {
            NameValuePair[] nameValues = new NameValuePair[dataMap.size()];
            int i = 0;
            for (Map.Entry<String, String> entry : dataMap.entrySet()) {
                String name = entry.getKey().toString();
                String value = entry.getValue();
                nameValues[i] = new NameValuePair(name, value);
                i++;
            }
            method.setRequestBody(nameValues);
        }
        HttpClient client = new HttpClient();
        int status = client.executeMethod(method);
        if (status == HttpStatus.SC_OK) {
            content = method.getResponseBodyAsString();
        }
    } catch (IOException ex) {
        throw new RuntimeException(ex);
    } finally {
        if (method != null) {
            method.releaseConnection();
            method = null;
        }
    }
    return content;
}