Examples of java.util.HashMap.containsKey()

java.util.HashMap.containsKey()
Returns true if this map contains a mapping for the specified key. @param key The key whose presence in this map is to be tested @return true if this map contains a mapping for the specifiedkey.

    Map<String, Integer> linkStates = new HashMap();
    for (Content content : Database.query(Content.class)) {
      String fulltext = content.getFulltext().toString();
      for (String url : extractUrls(fulltext)) {
        int status;
        if (linkStates.containsKey(url)) {
          status = linkStates.get(url);
        } else {
          status = getStatus(content, url);
          linkStates.put(url, status);
        }

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    Map bundles = new HashMap();
    for (Iterator it = bundleList.iterator(); it.hasNext();)
    {
      GenericElementHandlerBundle bundle = (GenericElementHandlerBundle) it.next();
      String namespace = bundle.getNamespace();
      if (bundles.containsKey(namespace))
      {
        log.warn("Found two generic element handler bundles for namespace " 
            + namespace);
      }
      else

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    List bundles = extensionsRegistry.getExtensions(ComponentsBundle.class);
    for (Iterator it = bundles.iterator(); it.hasNext();)
    {
      ComponentsBundle bundle = (ComponentsBundle) it.next();
      String namespace = bundle.getXmlParser().getNamespace();
      if (components.containsKey(namespace))
      {
        log.warn("Found two components for namespace " + namespace);
      }
      else
      {

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          this.color = true;


          // keys + values
          HashMap sectionClicked = (HashMap) this.clickedMenusHash
              .get(chapter);
          if (sectionClicked.containsKey(section))
          {
            Map keyAndValueMap = config.getKeysAndValues(chapter,
                section);
            keyList.addAll(keyAndValueMap.keySet());
            for (int k = 0; k < keyList.size(); k++)

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      do {
        int size = element.getNamespaceDeclarationCount();
        for (int i = 0; i < size; i++) {
          String prefix = element.getNamespacePrefix(i);
          if (!namespaces.containsKey(prefix)) {
            String uri = element.getNamespaceURI(prefix);
            namespaces.put(prefix, uri);
          }
        }
        ParentNode parent = element.getParent();

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                // but
                // just in
                // case
                for (Iterator i = upgrades.iterator(); i.hasNext();) {
                    DBUpgradeOp upgrade = (DBUpgradeOp) i.next();
                    boolean runBefore = completedUpgrades.containsKey(upgrade.getFile().getName());
                    if (log.isInfoEnabled())
                        log.info("Checking if upgrade " + upgrade.getFile() + " [" + upgrade.getVersion()
                                        + "] needs to be run. Run before = " + runBefore + ". Current data version = "
                                        + currentDataVersion + ", upgrade version = " + upgrade.getVersion());
                    if ((!runBefore || (currentDataVersion.getMajor() == 0 && currentDataVersion.getMinor() == 0 && currentDataVersion

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                if (!cmdlineApplication.getCommandLineFlags().contains(argName)) {
                    argName = "";
                }
            }
        }
        if (argName.length()>0 && !parsedArgs.containsKey(argName)) {
            parsedArgs.put(argName, Collections.EMPTY_LIST);            
        }
        if (parsedArgs.containsKey("-h") || parsedArgs.containsKey("--help")) {
            usage();
            System.exit(0);

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            }
        }
        if (argName.length()>0 && !parsedArgs.containsKey(argName)) {
            parsedArgs.put(argName, Collections.EMPTY_LIST);            
        }
        if (parsedArgs.containsKey("-h") || parsedArgs.containsKey("--help")) {
            usage();
            System.exit(0);
        }
        if (parsedArgs.containsKey("-log")) {
            List values = (List) parsedArgs.get("-log");

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            }
        }
        if (argName.length()>0 && !parsedArgs.containsKey(argName)) {
            parsedArgs.put(argName, Collections.EMPTY_LIST);            
        }
        if (parsedArgs.containsKey("-h") || parsedArgs.containsKey("--help")) {
            usage();
            System.exit(0);
        }
        if (parsedArgs.containsKey("-log")) {
            List values = (List) parsedArgs.get("-log");

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        }
        if (parsedArgs.containsKey("-h") || parsedArgs.containsKey("--help")) {
            usage();
            System.exit(0);
        }
        if (parsedArgs.containsKey("-log")) {
            List values = (List) parsedArgs.get("-log");            
            String logFileName = values.isEmpty() ? 
                    System.getProperty("user.home") +"/.ganttproject.log" :
                    String.valueOf(values.get(0));
            File logFile = new File(logFileName);

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