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.microsoft.Malmo.Utils.TextureHelper.java

public static void setMiscTextureColours(Map<String, Integer> miscColours) {
    if (miscColours == null || miscColours.isEmpty())
        miscTexturesToColours = null;/*from  w w  w. ja  v a  2s.co  m*/
    else
        miscTexturesToColours = miscColours;
    texturesToColours.clear();
}

From source file:de.weltraumschaf.jebnf.ast.visitor.XmlVisitor.java

/**
 * Creates a opening tag string by name.
 *
 * @param name The tag name./*from  w w  w .  j  av  a 2 s. co  m*/
 * @param attributes Optional tag attributes.
 * @param block Whether the tag is in line or block.
 * @return Returns formatted tag string.
 */
public static String createOpenTag(final String name, final Map<NodeAttribute, String> attributes,
        final boolean block) {
    final StringBuilder tag = new StringBuilder();
    tag.append('<').append(name);

    if (null != attributes && !attributes.isEmpty()) {
        for (Map.Entry<NodeAttribute, String> attribute : attributes.entrySet()) {
            tag.append(String.format(" %s=\"%s\"", attribute.getKey().toString().toLowerCase(),
                    StringEscapeUtils.escapeXml(attribute.getValue())));
        }
    }

    if (!block) {
        tag.append('/');
    }

    return tag.append('>').toString();
}

From source file:edu.cornell.mannlib.vitro.webapp.edit.n3editing.processEdit.EditN3Generator.java

public static List<String> subInUris(Map<String, String> varsToVals, List<String> targets) {
    if (varsToVals == null || varsToVals.isEmpty())
        return targets;
    ArrayList<String> outv = new ArrayList<String>();
    for (String target : targets) {
        String temp = target;/*from  ww w  .  j a  va2s  .co  m*/
        for (String key : varsToVals.keySet()) {
            temp = subInUris(key, varsToVals.get(key), temp);
        }
        outv.add(temp);
    }
    return outv;
}

From source file:org.terasoluna.gfw.web.el.Functions.java

/**
 * build query string from map.// w w w .j ava 2 s  .c  o m
 * <p>
 * query string is encoded with "UTF-8".
 * </p>
 * @see ObjectToMapConverter
 * @param map map
 * @return query string. if map is not empty, return query string. ex) name1=value&amp;name2=value&amp;...
 */
public static String mapToQuery(Map<String, Object> map) {
    if (map == null || map.isEmpty()) {
        return "";
    }
    UriComponentsBuilder builder = UriComponentsBuilder.fromPath("");
    for (Map.Entry<String, Object> e : map.entrySet()) {
        String name = e.getKey();
        Object value = e.getValue();
        builder.queryParam(name, value);
    }
    String query = builder.build().encode().toString();
    // remove the beginning symbol character('?') of the query string.
    return query.substring(1);
}

From source file:org.bigtester.ate.GlobalUtils.java

/**
 * Find data source bean./*  www  . ja  v  a  2s . c o  m*/
 *
 * @param appCtx
 *            the app ctx
 * @return the data source
 * @throws NoSuchBeanDefinitionException
 *             the no such bean definition exception
 */
public static DataSource findDataSourceBean(ApplicationContext appCtx) throws NoSuchBeanDefinitionException {
    Map<String, DataSource> testcases = appCtx.getBeansOfType(DataSource.class);

    if (testcases.isEmpty()) {
        throw new NoSuchBeanDefinitionException(DataSource.class);
    } else {
        DataSource dataSource = testcases.values().iterator().next();
        if (null == dataSource) {
            throw new NoSuchBeanDefinitionException(DataSource.class);
        } else {
            return dataSource;
        }
    }

}

From source file:com.amazon.pay.impl.Util.java

/**
 * This method uses HttpURLConnection instance to make requests.
 *
 * @param method The HTTP method (GET,POST,PUT,etc.).
 * @param url The URL// ww  w  .  j  a  v  a  2  s .c  om
 * @param urlParameters URL Parameters
 * @param headers Header key-value pairs
 * @return ResponseData
 * @throws IOException
 */
public static ResponseData httpSendRequest(String method, String url, String urlParameters,
        Map<String, String> headers) throws IOException {
    URL obj = new URL(url);
    HttpURLConnection con = (HttpURLConnection) obj.openConnection();
    if (headers != null && !headers.isEmpty()) {
        for (String key : headers.keySet()) {
            con.setRequestProperty(key, headers.get(key));
        }
    }
    con.setDoOutput(true);
    con.setRequestMethod(method);
    if (urlParameters != null) {
        DataOutputStream wr = new DataOutputStream(con.getOutputStream());
        wr.writeBytes(urlParameters);
        wr.flush();
        wr.close();
    }
    int responseCode = con.getResponseCode();

    BufferedReader in;
    if (responseCode != 200) {
        in = new BufferedReader(new InputStreamReader(con.getErrorStream()));
    } else {
        in = new BufferedReader(new InputStreamReader(con.getInputStream()));
    }
    String inputLine;
    StringBuffer response = new StringBuffer();
    while ((inputLine = in.readLine()) != null) {
        response.append(inputLine).append(LINE_SEPARATOR);
    }
    in.close();
    return new ResponseData(responseCode, response.toString());
}

From source file:org.bigtester.ate.GlobalUtils.java

/**
 * Find data source bean.//from   w w w .  j a  v a  2  s  .c  o m
 *
 * @param appCtx
 *            the app ctx
 * @return the data source
 * @throws NoSuchBeanDefinitionException
 *             the no such bean definition exception
 */
public static IMyWebDriver findMyWebDriver(ApplicationContext appCtx) throws NoSuchBeanDefinitionException {
    Map<String, IMyWebDriver> drivers = appCtx.getBeansOfType(IMyWebDriver.class);

    if (drivers.isEmpty()) {
        throw new NoSuchBeanDefinitionException(DataSource.class);
    } else {
        IMyWebDriver retDriver = drivers.values().iterator().next();
        if (null == retDriver) {
            throw new NoSuchBeanDefinitionException(DataSource.class);
        } else {
            return retDriver;
        }
    }

}

From source file:com.adnature.framework.web.util.Struts2Utils.java

/**
 * ??Request//from  w  w  w.j  a v a2 s. co  m
 * @param prefix ??
 */
public static void fillSearchParams(String prefix) {
    if (StringUtils.isBlank(prefix)) {
        return;
    }
    HttpServletRequest request = getRequest();
    Map<String, Object> parmMap = new HashMap<String, Object>();
    // request??????,?????Map
    Map<String, Object> filterParamMap = WebUtils.getParametersStartingWith(request, prefix + "#filter_");
    if (filterParamMap != null && !filterParamMap.isEmpty()) {
        for (Entry<String, Object> entry : filterParamMap.entrySet()) {
            String filterName = entry.getKey();
            String value = ((String) entry.getValue()).trim().replaceAll("\"", "&quot;");
            value = value.replaceAll("<", "&lt;");
            value = value.replaceAll(">", "&gt;");
            // value,filter.
            boolean omit = StringUtils.isBlank(value);
            if (!omit) {
                request.setAttribute("filter_" + filterName, value);
                parmMap.put("filter_" + filterName, value);

            }
        }
        //         request.setAttribute(HibernateWebUtils.SEARCH_KEY, parmMap);
        request.setAttribute(prefix, parmMap);
    }
}

From source file:org.bigtester.ate.GlobalUtils.java

/**
 * Find test project bean./*from ww w . j  a  v  a 2s . com*/
 *
 * @param appCtx
 *            the app ctx
 * @return the test project
 * @throws NoSuchBeanDefinitionException
 *             the no such bean definition exception
 */
public static TestProject findTestProjectBean(ApplicationContext appCtx) throws NoSuchBeanDefinitionException {
    Map<String, TestProject> testProjects = appCtx.getBeansOfType(TestProject.class);

    if (testProjects.isEmpty()) {
        throw new NoSuchBeanDefinitionException(TestProject.class);
    } else {
        TestProject testProject = testProjects.values().iterator().next();
        if (null == testProject) {
            throw new NoSuchBeanDefinitionException(TestProject.class);
        } else {
            return testProject;
        }
    }

}

From source file:gov.nij.processor.MessageProcessor.java

/**
 * This method will set the WS-Addressing Message Properties on the exchange prior to sending an outbound CXF message.
 * It allows for 'MessageID' and 'ReplyTo'
 * /*from w ww  .j av a 2s .  c o m*/
 * @param senderExchange
 * @param requestID
 * @return
 * @throws Exception
 */

public static Map<String, Object> setWSAddressingProperties(Map<String, String> wsAddressingMessageProperties)
        throws Exception {

    Map<String, Object> requestContext = null;

    if (!wsAddressingMessageProperties.isEmpty()) {
        // get Message Addressing Properties instance
        AddressingProperties maps = new AddressingProperties();

        String messageID = wsAddressingMessageProperties.get("MessageID");

        if (StringUtils.isNotEmpty(messageID)) {
            // set MessageID property
            AttributedURIType messageIDAttr = WSA_OBJECT_FACTORY.createAttributedURIType();
            messageIDAttr.setValue(messageID);
            maps.setMessageID(messageIDAttr);
        }

        String replyToString = wsAddressingMessageProperties.get("ReplyTo");

        if (StringUtils.isNotEmpty(replyToString)) {
            AttributedURIType replyToAttr = new AttributedURIType();
            replyToAttr.setValue(replyToString);

            EndpointReferenceType replyToRef = new EndpointReferenceType();
            replyToRef.setAddress(replyToAttr);

            maps.setReplyTo(replyToRef);
        }

        requestContext = new HashMap<String, Object>();
        requestContext.put(CLIENT_ADDRESSING_PROPERTIES, maps);

    } else {
        throw new Exception("WS-Addressing Message Properties can not be set.  Map is empty.");
    }

    return requestContext;
}