Example usage for java.util ArrayList toArray

Introduction

In this page you can find the example usage for java.util ArrayList toArray.

Prototype

public Object[] toArray() 

Source Link

Document

Returns an array containing all of the elements in this list in proper sequence (from first to last element).

Usage

From source file:edu.duke.cabig.c3pr.utils.StringUtils.java

public static String[] convertArrayListToStringArray(ArrayList al) {
    Object obj[] = (Object[]) al.toArray();
    String[] ar;/*from   ww w .jav a 2  s  .  c  o  m*/
    if (obj.length > 0) {
        ar = new String[obj.length];
        for (int j = 0; j < obj.length; j++) {
            ar[j] = obj[j].toString();
        }
    } else {
        ar = null;
    }
    return ar;
}

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From source file:com.google.acre.script.JSFile.java

public static Scriptable jsStaticFunction_files(Context cx, Scriptable thisObj, Object[] args,
        Function funObj) {//from   w  w  w.j  av a2 s.  c  om
    String[] files;
    Scriptable scope = ScriptableObject.getTopLevelScope(funObj);

    class ArgLadenFilenameFilter implements FilenameFilter {
        private Object _matcher;
        private Scriptable _scope;
        private Scriptable _this;
        private Context _cx;

        public ArgLadenFilenameFilter(Context cx, Scriptable scope, Scriptable thisObj, Object matcher) {
            _cx = cx;
            _scope = scope;
            _this = thisObj;
            _matcher = matcher;
        }

        public boolean accept(File dir, String fn) {
            if (_matcher instanceof Function) {
                Object[] fnargs = new Object[] { fn };
                return (Boolean) ((Function) _matcher).call(_cx, _scope, _this, fnargs);
            } else if (_matcher instanceof String) {
                return fn.matches((String) _matcher);
            } else {
                return false;
            }
        }
    }

    // This is our own copy of the CostCollector.
    CostCollector __costCollector = CostCollector.getInstance();
    __costCollector.collect("aidc");
    final long start_time = System.currentTimeMillis();

    if (args.length == 1) {
        File dir = new File((String) args[0]);
        files = dir.list();
    } else if (args.length == 2) {
        File dir = new File((String) args[0]);
        FilenameFilter fnfilter = new ArgLadenFilenameFilter(cx, scope, thisObj, args[1]);
        files = dir.list(fnfilter);
    } else {
        return null;
    }
    __costCollector.collect("aidw", System.currentTimeMillis() - start_time);

    if (files == null) {
        return null;
    } else {
        ArrayList<Object> files_list = new ArrayList<Object>();
        for (String f : files) {
            files_list.add(f);
        }

        Scriptable res = cx.newArray(scope, files_list.toArray());
        return res;
    }
}

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

@SuppressWarnings("unchecked")
public static <T> Collection<T> parseNumbers(Collection<?> vals, Function<String, T> func) {
    if (vals == null || vals.isEmpty())
        return null;
    ArrayList<T> results = new ArrayList<T>();
    String str;/*w  w w. j  av  a 2s  . co m*/
    for (Object val : vals) {
        str = DataUtils.toString(val);
        if (StringUtils.isNumeric(str))
            results.add(func.apply(str));
    }
    return (Collection<T>) Arrays.asList(results.toArray());
}

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From source file:com.sixsq.slipstream.factory.DeploymentFactory.java

private static void initNodesRuntimeParameters(Run run) throws ValidationException, NotFoundException {

    DeploymentModule deployment = (DeploymentModule) run.getModule();
    for (Node node : deployment.getNodes().values()) {

        String nodeName = node.getName();
        int multiplicity = getNodeMultiplicity(run, node);
        int multStartIndex = RuntimeParameter.MULTIPLICITY_NODE_START_INDEX;

        String nodeRunParameterKeyName = constructParamName(nodeName, RuntimeParameter.IDS_PARAMETER_NAME);
        ArrayList<String> ids = new ArrayList<String>();
        int maxIndex = multStartIndex == 0 ? (multiplicity - 1) : multiplicity;
        for (int i = multStartIndex; i <= maxIndex; i++) {
            ids.add(String.valueOf(i));
        }/*from  w  w w.j  a va 2  s  .c  o m*/
        run.assignRuntimeParameter(nodeRunParameterKeyName, StringUtils.join(ids.toArray(), ","),
                RuntimeParameter.IDS_PARAMETER_DESCRIPTION);

        run.assignRuntimeParameter(constructParamName(nodeName, RuntimeParameter.MULTIPLICITY_PARAMETER_NAME),
                String.valueOf(multiplicity), RuntimeParameter.MULTIPLICITY_PARAMETER_DESCRIPTION);

        run.assignRuntimeParameter(constructParamName(nodeName, RuntimeParameter.MAX_PROVISIONING_FAILURES),
                getMaxProvisioningFailures(run, node), RuntimeParameter.MAX_PROVISIONING_FAILURES_DESCRIPTION);
    }
}

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From source file:edu.umass.cs.gnsclient.client.http.GNSHTTPProxy.java

/**
 * Converts a JSONObject to an array of key-value pairs wherein every
 * odd element is a key and the successive even element is the
 * corresponding value./*from  w w w  . j  ava 2s . c  o m*/
 *
 * @param json
 * @return
 * @throws JSONException
 */
public static Object[] getKeysAndValuesAsArray(JSONObject json) throws JSONException {
    ArrayList<Object> arrayList = new ArrayList<Object>();
    JSONArray jsonArray = json.names();
    for (int i = 0; i < jsonArray.length(); i++) {
        String key = (String) jsonArray.get(i);
        arrayList.add(key);
        arrayList.add(json.get(key));
    }
    return arrayList.toArray();
}

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From source file:CountedList.java

private void compare(ArrayList lst, String[] strs) {
    Object[] array = lst.toArray();
    assertTrue("Arrays not the same length", array.length == strs.length);
    for (int i = 0; i < array.length; i++)
        assertEquals(strs[i], (String) array[i]);
}

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From source file:Main.java

Main() {
    Container cp = getContentPane();
    cp.setLayout(new FlowLayout());
    ArrayList data = new ArrayList();
    data.add("Hi");
    data.add("Hello");
    data.add("Goodbye");
    list = new JList(data.toArray());
    list.addListSelectionListener(new ListSelectionListener() {
        public void valueChanged(ListSelectionEvent evt) {
            if (evt.getValueIsAdjusting())
                return;
            System.out.println("Selected from " + evt.getFirstIndex() + " to " + evt.getLastIndex());
        }/*from   w  ww  . jav  a  2  s  .  c  om*/
    });
    cp.add(new JScrollPane(list), BorderLayout.CENTER);
}

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From source file:fr.simon.marquis.preferencesmanager.util.Utils.java

public static ArrayList<String> findXmlFiles(final String packageName) {
    Log.d(TAG, String.format("findXmlFiles(%s)", packageName));
    final ArrayList<String> files = new ArrayList<String>();
    CommandCapture cmd = new CommandCapture(CMD_FIND_XML_FILES.hashCode(), false,
            String.format(CMD_FIND_XML_FILES, packageName)) {
        @Override/*from  ww  w  . j a va2  s .c  o m*/
        public void commandOutput(int i, String s) {
            if (!files.contains(s)) {
                files.add(s);
            }
        }
    };

    synchronized (cmd) {
        try {
            RootTools.getShell(true).add(cmd).wait();
        } catch (Exception e) {
            Log.e(TAG, "Error in findXmlFiles", e);
        }
    }
    Log.d(TAG, "files: " + Arrays.toString(files.toArray()));
    return files;
}

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From source file:MainClass.java

MainClass() {
    Container cp = getContentPane();
    cp.setLayout(new FlowLayout());
    ArrayList data = new ArrayList();
    data.add("Hi");
    data.add("Hello");
    data.add("Goodbye");
    list = new JList(data.toArray());
    list.addListSelectionListener(new ListSelectionListener() {
        public void valueChanged(ListSelectionEvent evt) {
            if (evt.getValueIsAdjusting())
                return;
            System.out.println("Selected from " + evt.getFirstIndex() + " to " + evt.getLastIndex());
        }/*from ww  w.j ava  2s.  com*/
    });
    cp.add(new JScrollPane(list), BorderLayout.CENTER);
}

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From source file:com.espertech.esper.support.util.ArrayAssertionUtil.java

public static Object[] iteratorToArrayUnderlying(Iterator<EventBean> iterator) {
    ArrayList<Object> events = new ArrayList<Object>();
    for (; iterator.hasNext();) {
        events.add(iterator.next().getUnderlying());
    }//from   w w  w . ja  v  a  2s.  co  m
    return events.toArray();
}

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