Example usage for com.google.common.collect Iterables get

List of usage examples for com.google.common.collect Iterables get

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Introduction

In this page you can find the example usage for com.google.common.collect Iterables get.

Prototype

public static <T> T get(Iterable<T> iterable, int position)

Source Link

Document

Returns the element at the specified position in an iterable.

Usage

From source file:org.jclouds.vcloud.director.v1_5.functions.OrgNameAndVdcNameToEndpoint.java

@SuppressWarnings("unchecked")
public URI apply(Object from) {
    Iterable<Object> orgVdc = (Iterable<Object>) checkNotNull(from, "args");
    Object org = Iterables.get(orgVdc, 0);
    Object vdc = Iterables.get(orgVdc, 1);
    if (org == null && vdc == null)
        return defaultVdc.get().getHref();
    else if (org == null)
        org = defaultOrg.get().getName();

    try {//from  ww  w.  j a v  a  2s. c o  m
        Set<Reference> vdcs = checkNotNull(orgNameToVdcEndpoint.get().get(org)).getVdcs();
        return vdc == null ? Iterables.getLast(vdcs).getHref()
                : Iterables.find(vdcs, nameEquals((String) vdc)).getHref();
    } catch (NullPointerException e) {
        throw new NoSuchElementException(org + "/" + vdc + " not found in " + orgNameToVdcEndpoint.get());
    }
}

From source file:org.jclouds.vcloud.director.v1_5.functions.OrgNameVdcNameResourceNameToEndpoint.java

@SuppressWarnings("unchecked")
public URI apply(Object from) {
    Iterable<Object> orgVdc = (Iterable<Object>) checkNotNull(from, "args");
    Object org = Iterables.get(orgVdc, 0);
    Object Vdc = Iterables.get(orgVdc, 1);
    Object resource = Iterables.get(orgVdc, 2);
    if (org == null)
        org = defaultOrg.get().getName();
    if (Vdc == null)
        Vdc = defaultVdc.get().getName();
    Map<String, Map<String, org.jclouds.vcloud.director.v1_5.domain.Vdc>> orgToVdcs = orgVdcMap.get();
    checkState(orgToVdcs != null, "could not get map of org name to Vdcs!");
    Map<String, org.jclouds.vcloud.director.v1_5.domain.Vdc> Vdcs = orgToVdcs.get(org);
    if (Vdcs == null)
        throw new NoSuchElementException("org " + org + " not found in " + orgToVdcs.keySet());
    org.jclouds.vcloud.director.v1_5.domain.Vdc VdcObject = Vdcs.get(Vdc);
    if (VdcObject == null)
        throw new NoSuchElementException("Vdc " + Vdc + " in org " + org + " not found in " + Vdcs.keySet());
    return getEndpointOfResourceInVdc(org, Vdc, resource, VdcObject);
}

From source file:org.jclouds.vcloud.director.v1_5.functions.OrgNameCatalogNameItemNameToEndpoint.java

@SuppressWarnings("unchecked")
public URI apply(Object from) {
    Iterable<Object> orgCatalog = (Iterable<Object>) checkNotNull(from, "args");
    Object org = Iterables.get(orgCatalog, 0);
    Object catalog = Iterables.get(orgCatalog, 1);
    Object catalogItem = Iterables.get(orgCatalog, 2);
    if (org == null)
        org = defaultOrg.get().getName();
    if (catalog == null)
        catalog = defaultCatalog.get().getName();
    try {/*  w  w w. j  ava 2s .c  o  m*/
        Map<String, Catalog> catalogs = checkNotNull(orgCatalogMap.get().get(org));
        return Iterables.find(catalogs.get(catalog).getCatalogItems(), nameEquals((String) catalogItem))
                .getHref();
    } catch (NullPointerException e) {
        throw new NoSuchElementException(
                org + "/" + catalog + "/" + catalogItem + " not found in " + orgCatalogMap.get());
    }
}

From source file:org.jclouds.trmk.vcloud_0_8.functions.OrgNameVDCNameResourceNameToEndpoint.java

@SuppressWarnings("unchecked")
public URI apply(Object from) {
    Iterable<Object> orgVDC = (Iterable<Object>) checkNotNull(from, "args");
    Object org = Iterables.get(orgVDC, 0);
    Object vDC = Iterables.get(orgVDC, 1);
    Object resource = Iterables.get(orgVDC, 2);
    if (org == null)
        org = defaultOrg.get().getName();
    if (vDC == null)
        vDC = defaultVDC.get().getName();
    Map<String, Map<String, ? extends org.jclouds.trmk.vcloud_0_8.domain.VDC>> orgToVDCs = orgVDCMap.get();
    checkState(orgToVDCs != null, "could not get map of org name to vdcs!");
    Map<String, ? extends org.jclouds.trmk.vcloud_0_8.domain.VDC> vDCs = orgToVDCs.get(org);
    if (vDCs == null)
        throw new NoSuchElementException("org " + org + " not found in " + orgToVDCs.keySet());
    org.jclouds.trmk.vcloud_0_8.domain.VDC vDCObject = vDCs.get(vDC);
    if (vDCObject == null)
        throw new NoSuchElementException("vdc " + vDC + " in org " + org + " not found in " + vDCs.keySet());
    return getEndpointOfResourceInVDC(org, vDC, resource, vDCObject);
}

From source file:org.syncany.operations.daemon.messages.api.JsonMessageFactory.java

/** 
 * Parses JSON message for message type. 
 * First key contains message name:/*from  www .jav  a 2 s  .com*/
 * 
 * <pre>
 * { "messageType":
 *   {
 *     // payload
 *   }
 * }
 * </pre>
 */
private static String getMessageType(String message) throws Exception {
    try {
        JsonObject result = PARSER.parse(message).getAsJsonObject();
        return Iterables.get(result.entrySet(), 0).getKey();
    } catch (Exception e) {
        throw new Exception("Cannot find type of message. Invalid JSON: " + message);
    }
}

From source file:org.richfaces.model.SwingTreeNodeImpl.java

public TreeNode getChildAt(int childIndex) {
    if (childIndex < getChildCount()) {
        return Iterables.get(children, childIndex);
    }//w w  w  .  jav  a2 s  .com

    return null;
}

From source file:com.eucalyptus.auth.policy.key.TokenIssueTime.java

@Override
public String value() throws AuthException {
    try {/*from  w ww .  j  ava 2  s . co m*/
        // Token issue time is available via the access key create date for
        // temporary credentials
        final Context context = Contexts.lookup();
        final Subject subject = context.getSubject();
        final List<AccessKey> keys = context.getUser().getKeys();
        final Set<AccessKeyCredential> accessKeyCredentials = subject == null ? Collections.emptySet()
                : subject.getPublicCredentials(AccessKeyCredential.class);
        if (accessKeyCredentials.size() == 1 && Iterables.get(accessKeyCredentials, 0).getType().isDefined()
                && keys.size() == 1) {
            return Iso8601DateParser.toString(keys.get(0).getCreateDate());
        }
    } catch (final IllegalContextAccessException e) {
        // so null
    }
    return null;
}

From source file:org.jclouds.vcloud.director.v1_5.functions.OrgNameCatalogNameVAppTemplateNameToEndpoint.java

@SuppressWarnings("unchecked")
public URI apply(Object from) {
    Iterable<Object> orgCatalog = (Iterable<Object>) checkNotNull(from, "args");
    Object org = Iterables.get(orgCatalog, 0);
    Object catalog = Iterables.get(orgCatalog, 1);
    Object catalogItem = Iterables.get(orgCatalog, 2);
    if (org == null)
        org = defaultOrg.get().getName();
    if (catalog == null)
        catalog = defaultCatalog.get().getName();
    Map<String, Map<String, Map<String, CatalogItem>>> orgCatalogItemMap = this.orgCatalogItemMap.get();

    if (!orgCatalogItemMap.containsKey(org))
        throw new NoSuchElementException("org: " + org + " not found in " + orgCatalogItemMap.keySet());
    Map<String, Map<String, CatalogItem>> catalogs = orgCatalogItemMap.get(org);

    if (!catalogs.containsKey(catalog))
        throw new NoSuchElementException(
                "catalog: " + org + "/" + catalog + " not found in " + catalogs.keySet());
    Map<String, CatalogItem> catalogMap = catalogs.get(catalog);

    if (!catalogMap.containsKey(catalogItem))
        throw new NoSuchElementException(
                "item: " + org + "/" + catalog + "/" + catalogItem + " not found in " + catalogMap.keySet());
    CatalogItem item = catalogMap.get(catalogItem);

    return checkNotNull(item.getEntity(), "item: " + org + "/" + catalog + "/" + catalogItem + " has no entity")
            .getHref();/*from w  ww .  j a va2 s.co m*/
}

From source file:org.jclouds.vcloud.compute.functions.HardwareForVApp.java

@Override
public Hardware apply(VApp from) {
    checkNotNull(from, "VApp");
    // TODO make this work with composite vApps
    Vm vm = from.getChildren().size() == 0 ? null : Iterables.get(from.getChildren(), 0);
    if (vm == null)
        return null;

    VirtualHardwareSection hardware = vm.getVirtualHardwareSection();
    HardwareBuilder builder = rasdToHardwareBuilder.apply(hardware.getItems());
    builder.location(findLocationForResource.apply(checkNotNull(from, "from").getVDC()));
    builder.ids(from.getHref().toASCIIString()).name(from.getName())
            .supportsImage(ImagePredicates.idEquals(from.getHref().toASCIIString()));
    builder.hypervisor("VMware");
    return builder.build();
}

From source file:org.obm.provisioning.authorization.SubDomainAuthorizationFilter.java

@Override
protected String getPathPermission(ServletRequest request) {
    String pathInfo = ((HttpServletRequest) request).getRequestURI();
    Iterable<String> iterable = Splitter.on("/").split(pathInfo);
    return Iterables.get(iterable, DOMAIN_UID_PATH_INDEX) + ":"
            + Iterables.get(iterable, SUB_DOMAIN_PATH_INDEX);
}