Example usage for java.util HashMap entrySet

List of usage examples for java.util HashMap entrySet

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In this page you can find the example usage for java.util HashMap entrySet.

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Set entrySet

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Holds cached entrySet().

Usage

From source file:edu.emory.library.utils.EULHttpUtils.java

/**
 *  Utility method to GET the contents of a URL and read it into a string.
 *  @param url      url to be read//from  w  ww  .  jav a2 s  . c  o m
 *  @param headers  HashMap of request headers
 */
public static String readUrlContents(String url, HashMap<String, String> headers) throws Exception {
    String response = null;
    HttpClient client = new DefaultHttpClient();
    HttpGet getMethod = new HttpGet(url);

    // add any request headers specified
    for (Map.Entry<String, String> header : headers.entrySet()) {
        getMethod.addHeader(header.getKey(), header.getValue());
    }

    ResponseHandler<String> responseHandler = new BasicResponseHandler();
    // returns the response content as string on success
    response = client.execute(getMethod, responseHandler); // could throw HttpException or IOException
    // TODO: catch/handle errors (esp. periodic 503 when Spotlight is unavailable)
    getMethod.releaseConnection();

    return response;
}

From source file:com.aliyun.openservices.odps.console.SelectCommand.java

private static void addSetting(HashMap<String, String> taskConfig, String key, String value) {
    String origSettings = null;//from ww w  .ja va 2 s.  co m
    String addedSettings = null;

    Entry<String, String> property = null;
    for (Entry<String, String> pr : taskConfig.entrySet()) {
        if (pr.getKey().equals("settings")) {
            property = pr;
            origSettings = pr.getValue();
            break;
        }
    }

    if (property == null || origSettings == null) {
        try {
            JSONObject js = new JSONObject();
            js.put(key, value);
            addedSettings = js.toString();
        } catch (Exception e) {
            return;
        }

        if (addedSettings != null) {
            taskConfig.put("settings", addedSettings);
        } else {
            return;
        }
    } else {
        try {
            JSONObject jsob = new JSONObject(origSettings);
            jsob.put(key, value);
            addedSettings = jsob.toString();
        } catch (Exception e) {
            return;
        }

        if (addedSettings != null) {
            property.setValue(addedSettings);
        } else {
            return;
        }
    }
}

From source file:org.apache.streams.gnip.powertrack.GnipActivityFixer.java

public static JSONObject fix(JSONObject json) throws Exception {

    HashMap<ArrayList<String>, JSONObject> nullContents = new HashMap<ArrayList<String>, JSONObject>();
    ArrayList<String> drilldownKeys = new ArrayList<String>();

    findNullContents(json, drilldownKeys, nullContents);

    for (Map.Entry<ArrayList<String>, JSONObject> entry : nullContents.entrySet()) {
        JSONObject frag = entry.getValue();
        editJson(json, entry.getKey(), frag.get(""));
    }/*w  w w.j  av  a  2  s  .  c  om*/

    return json;
}

From source file:edu.utexas.cs.tactex.utils.BrokerUtils.java

public static <K1, K2, V> void print2LevelMap(HashMap<K1, HashMap<K2, V>> twoLevelMap) {
    for (Entry<K1, HashMap<K2, V>> entry : twoLevelMap.entrySet()) {
        K1 key1 = entry.getKey();//from   w  w  w.  ja v a  2  s. co m
        log.info("K1: " + key1.toString());
        HashMap<K2, V> keyvals = entry.getValue();
        for (Entry<K2, V> e : keyvals.entrySet()) {
            K2 key2 = e.getKey();
            V value = e.getValue();
            log.info("K2, V: " + key2.toString() + ", " + value.toString());
        }
    }

}

From source file:it.unibz.instasearch.ui.InstaSearchPage.java

/**
 * @param filter/*from   ww  w . j  a  v  a2 s  .  c  om*/
 * @return
 */
private static String convertFilterToString(HashMap<Field, Set<String>> filter) {

    String filterString = "";

    for (Entry<Field, Set<String>> entry : filter.entrySet()) {

        String fieldFilterString = getFieldFilterString(entry.getKey(), entry.getValue());

        if (!"".equals(fieldFilterString))
            filterString += " " + fieldFilterString;
    }

    return filterString;
}

From source file:edu.emory.library.utils.EULHttpUtils.java

/**
 *  Utility method to POST to a URL and read the result into a string
 *  @param url      url to be read/* w  w w . j av a 2 s  .  c  o  m*/
 *  @param headers  HashMap of request headers
 *  @param parameters  HashMap of parameters
 */
public static String postUrlContents(String url, HashMap<String, String> headers,
        HashMap<String, String> parameters) throws Exception {
    String response = null;
    HttpClient client = new DefaultHttpClient();
    HttpPost postMethod = new HttpPost(url);

    // add any request headers specified
    for (Map.Entry<String, String> header : headers.entrySet()) {
        postMethod.addHeader(header.getKey(), header.getValue());
    }

    List<NameValuePair> nvps = new ArrayList<NameValuePair>();
    for (Map.Entry<String, String> param : parameters.entrySet()) {
        nvps.add(new BasicNameValuePair(param.getKey(), param.getValue()));
    }
    postMethod.setEntity(new UrlEncodedFormEntity(nvps, HTTP.UTF_8));

    ResponseHandler<String> responseHandler = new BasicResponseHandler();
    // returns the response content as string on success
    response = client.execute(postMethod, responseHandler); // could throw HttpException or IOException
    // TODO: catch/handle errors (esp. periodic 503 when Spotlight is unavailable)
    postMethod.releaseConnection();

    return response;
}

From source file:org.apache.streams.gnip.powertrack.GnipActivityFixer.java

public static Activity fix(Activity activity) throws Exception {
    ObjectMapper mapper = new ObjectMapper();

    String des = mapper.writeValueAsString(activity);
    JSONObject json = new JSONObject(des);

    HashMap<ArrayList<String>, JSONObject> nullContents = new HashMap<ArrayList<String>, JSONObject>();
    ArrayList<String> drilldownKeys = new ArrayList<String>();

    findNullContents(json, drilldownKeys, nullContents);

    for (Map.Entry<ArrayList<String>, JSONObject> entry : nullContents.entrySet()) {
        JSONObject frag = entry.getValue();
        editJson(json, entry.getKey(), frag.get(""));
    }/*from ww  w. ja  v  a  2 s. c o  m*/

    StringReader str = new StringReader(json.toString());
    Activity testAct = null;
    try {
        testAct = mapper.readValue(str, Activity.class);
    } catch (Exception e) {
        LOGGER.error("Exception creating activity.", e);
        LOGGER.error("JSON : {}" + json.toString());
    }

    return testAct;
}

From source file:ca.uhn.fhir.util.UrlUtil.java

private static Map<String, String[]> toQueryStringMap(HashMap<String, List<String>> map) {
    HashMap<String, String[]> retVal = new HashMap<String, String[]>();
    for (Entry<String, List<String>> nextEntry : map.entrySet()) {
        retVal.put(nextEntry.getKey(), nextEntry.getValue().toArray(new String[nextEntry.getValue().size()]));
    }/*ww  w. ja va2  s . c o m*/
    return retVal;
}

From source file:keel.Algorithms.UnsupervisedLearning.AssociationRules.Visualization.keelassotiationrulesbarchart.ResultsProccessor.java

private static HashMap sortByValues(HashMap map) {
    List list = new LinkedList(map.entrySet());
    // Defined Custom Comparator here
    Collections.sort(list, new Comparator() {
        public int compare(Object o1, Object o2) {
            return ((Comparable) ((Map.Entry) (o1)).getValue()).compareTo(((Map.Entry) (o2)).getValue());
        }/*from w w  w .  j  a  va2  s .co  m*/
    });

    // Here I am copying the sorted list in HashMap
    // using LinkedHashMap to preserve the insertion order
    HashMap sortedHashMap = new LinkedHashMap();
    for (Iterator it = list.iterator(); it.hasNext();) {
        Map.Entry entry = (Map.Entry) it.next();
        sortedHashMap.put(entry.getKey(), entry.getValue());
    }
    return sortedHashMap;
}

From source file:keel.Algorithms.UnsupervisedLearning.AssociationRules.Visualization.keelassotiationrulesbarchart.ResultsProccessor.java

private static HashMap sortByValuesArray(HashMap map) {
    List list = new LinkedList(map.entrySet());
    // Defined Custom Comparator here
    Collections.sort(list, new Comparator() {
        public int compare(Object o1, Object o2) {
            ArrayList<Integer> a1 = (ArrayList<Integer>) ((Map.Entry) (o1)).getValue();
            ArrayList<Integer> a2 = (ArrayList<Integer>) ((Map.Entry) (o2)).getValue();
            return ((Comparable) a1.get(0)).compareTo(a2.get(0));
        }/*from  w ww  .  j av a  2 s . c  o m*/
    });

    // Here I am copying the sorted list in HashMap
    // using LinkedHashMap to preserve the insertion order
    HashMap sortedHashMap = new LinkedHashMap();
    for (Iterator it = list.iterator(); it.hasNext();) {
        Map.Entry entry = (Map.Entry) it.next();
        sortedHashMap.put(entry.getKey(), entry.getValue());
    }
    return sortedHashMap;
}