Example usage for java.util Map containsKey

Introduction

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

Prototype

boolean containsKey(Object key);

Source Link

Document

Returns true if this map contains a mapping for the specified key.

Usage

From source file:com.joliciel.talismane.utils.StringUtils.java

public static Map<String, String> convertArgs(String[] args) {
    Map<String, String> argMap = new HashMap<String, String>();
    for (String arg : args) {
        int equalsPos = arg.indexOf('=');
        if (equalsPos < 0) {
            throw new RuntimeException("Argument " + arg + " has no value");
        }// w  w w .  j  ava  2s  . co m

        String argName = arg.substring(0, equalsPos);
        String argValue = arg.substring(equalsPos + 1);
        if (argMap.containsKey(argName))
            throw new RuntimeException("Duplicate command-line argument: " + argName);
        argMap.put(argName, argValue);
    }
    return argMap;
}

From source file:com.mmj.app.common.util.URLUtils.java

@SuppressWarnings("unchecked")
public static Map<String, Object> getParams(URL url) {
    Map<String, Object> paramMap = new HashMap<String, Object>();
    String query = url.getQuery();
    if (query == null) {
        return paramMap;
    }//  w ww  . java2 s  .  c  om
    String[] params = query.split(split);
    for (String param : params) {
        if (StringUtils.isEmpty(param)) {
            continue;
        }
        String name = param.substring(0, param.indexOf("="));
        String value = param.substring(param.indexOf("=") + 1, param.length());
        if (paramMap.containsKey(name)) {
            Object object = paramMap.get(name);
            List<String> values = null;
            if (object instanceof List) {
                values = (List<String>) object;
            } else {
                values = new ArrayList<String>();
                values.add(object.toString());
            }
            values.add(value);
            paramMap.put(name, values);
        } else {
            paramMap.put(name, value);
        }
    }
    return paramMap;
}

From source file:com.google.mr4c.util.CustomFormat.java

/**
  * Create a CustomFormat with custom regular expressions for some variables
*//*from   www . ja v a2  s  .com*/
public static CustomFormat createInstance(String pattern, Map<String, String> regexMap) {
    CustomFormat format = new CustomFormat();
    format.m_nameList = extractNames(pattern);
    format.m_nameSet = new HashSet<String>(format.m_nameList);
    format.m_pattern = pattern;
    Map<String, String> varMap = new HashMap<String, String>();
    for (String name : format.m_nameSet) {
        String regex = String.format("(%s)", regexMap.containsKey(name) ? regexMap.get(name) : VALUE_REGEX);
        varMap.put(name, regex);
    }
    format.m_regex = StrSubstitutor.replace(pattern, varMap);
    return format;
}

From source file:com.datumbox.common.dataobjects.MatrixDataset.java

public static RealVector parseRecord(Record r, Map<Object, Integer> featureIdsReference) {
    if (featureIdsReference.isEmpty()) {
        throw new RuntimeException("The featureIdsReference map should not be empty.");
    }//from  w  w w  . java  2  s.  c o m

    int d = featureIdsReference.size();

    RealVector v = new ArrayRealVector(d);

    boolean addConstantColumn = featureIdsReference.containsKey(Dataset.constantColumnName);

    if (addConstantColumn) {
        v.setEntry(0, 1.0); //add the constant column
    }
    for (Map.Entry<Object, Object> entry : r.getX().entrySet()) {
        Object feature = entry.getKey();
        Double value = Dataset.toDouble(entry.getValue());
        if (value != null) {
            Integer featureId = featureIdsReference.get(feature);
            if (featureId != null) {//if the feature exists in our database
                v.setEntry(featureId, value);
            }
        } else {
            //else the X matrix maintains the 0.0 default value
        }
    }

    return v;
}

From source file:com.glaf.core.util.Tools.java

@SuppressWarnings("unchecked")
public static void populate(Object model, Map<String, Object> dataMap) {
    if (model instanceof Map) {
        Map<String, Object> map = (Map<String, Object>) model;
        Set<Entry<String, Object>> entrySet = map.entrySet();
        for (Entry<String, Object> entry : entrySet) {
            String key = entry.getKey();
            if (dataMap.containsKey(key)) {
                map.put(key, dataMap.get(key));
            }/*  w ww .j a v  a 2 s  .  com*/
        }
    } else {
        PropertyDescriptor[] propertyDescriptor = BeanUtils.getPropertyDescriptors(model.getClass());
        for (int i = 0; i < propertyDescriptor.length; i++) {
            PropertyDescriptor descriptor = propertyDescriptor[i];
            String propertyName = descriptor.getName();
            if (propertyName.equalsIgnoreCase("class")) {
                continue;
            }
            String value = null;
            Object x = null;
            Object object = dataMap.get(propertyName);
            if (object != null && object instanceof String) {
                value = (String) object;
            }
            try {
                Class<?> clazz = descriptor.getPropertyType();
                if (value != null) {
                    x = getValue(clazz, value);
                } else {
                    x = object;
                }
                if (x != null) {
                    // PropertyUtils.setProperty(model, propertyName, x);
                    ReflectUtils.setFieldValue(model, propertyName, x);
                }
            } catch (Exception ex) {
                logger.debug(ex);
            }
        }
    }
}

From source file:eu.scape_project.pt.mapred.input.ControlFileInputFormat.java

/**
 * Adds control line to the locationmap and keeps locations balanced.
 *
 * @param locationMap mapping of locations to arraylists of control lines
 * @param hosts locations of the control line
 * @param line control line//from  w w  w  . j  av a 2s .  c om
 * @param lineNum current line number of original control file
 */
public static void addToLocationMap(Map<String, ArrayList<String>> locationMap, String[] hosts, String line,
        int lineNum) {
    for (String host : hosts) {
        ArrayList<String> lines = locationMap.containsKey(host) ? locationMap.get(host)
                : new ArrayList<String>();
        // if the location is unbalanced (got too few lines) add line for that location
        if (lines.size() < (float) lineNum / hosts.length) {
            lines.add(line);
            locationMap.put(host, lines);
            break;
        }
    }
}

From source file:com.oneis.appserver.FileUploads.java

/**
 * Determine whether an HTTP request contains file uploads. If so, returns a
 * FileUploads object initialised for decoding the stream.
 *
 * @return FileUploads object to use to decode the streamed data.
 */// w w  w.  ja  v  a 2  s.  c  o  m
static public FileUploads createIfUploads(HttpServletRequest request) {
    String contentType = request.getHeader("Content-Type");
    if (contentType == null) {
        return null;
    }

    // Set up a parser for the various values
    ParameterParser paramParser = new ParameterParser();
    paramParser.setLowerCaseNames(true);

    // Decode content type
    Map contentTypeDecoded = paramParser.parse(contentType, PARAMPARSER_SEPERATORS);

    String boundaryStr = null;
    if (!contentTypeDecoded.containsKey("multipart/form-data")
            || (boundaryStr = (String) contentTypeDecoded.get("boundary")) == null) {
        // Wasn't a file upload
        return null;
    }

    byte[] boundary = null;
    try {
        boundary = boundaryStr.getBytes("ISO-8859-1");
    } catch (java.io.UnsupportedEncodingException e) {
        throw new RuntimeException("Expected charset ISO-8859-1 not installed");
    }
    if (boundaryStr == null || boundary.length < 2) {
        return null;
    }

    // Looks good... create an object to signal success
    return new FileUploads(boundary);
}

From source file:io.lavagna.service.PermissionService.java

private static Map<String, RoleAndPermissions> toMap(List<RoleAndPermission> l) {
    Map<String, RoleAndPermissions> res = new TreeMap<>();
    for (RoleAndPermission rap : l) {
        if (!res.containsKey(rap.getRoleName())) {
            res.put(rap.getRoleName(), new RoleAndPermissions(rap));
        }/*from  w  ww .  j a v a  2s.com*/
        if (rap.getPermission() != null) {
            res.get(rap.getRoleName()).roleAndPermissions.add(rap);
        }
    }
    return res;
}

From source file:org.jboss.tools.livereload.core.internal.util.ReloadCommandGenerator.java

/**
 * Dispatch the files by their extension
 * /*from ww  w . j av a2s . com*/
 * @param files
 * @return a map where files are indexed by their extension (lowercased)
 */
private static Map<String, List<IResource>> dispatch(List<IResource> files) {
    final Map<String, List<IResource>> dispatchedFiles = new LinkedHashMap<String, List<IResource>>();
    for (IResource file : files) {
        final String fileExtension = file.getFileExtension() != null ? file.getFileExtension().toLowerCase()
                : null;
        // skip files without extension
        if (fileExtension == null) {
            continue;
        }
        if (dispatchedFiles.containsKey(fileExtension)) {
            dispatchedFiles.get(fileExtension).add(file);
        } else {
            dispatchedFiles.put(fileExtension, new ArrayList<IResource>(Arrays.asList(file)));
        }
    }
    return dispatchedFiles;
}