Example usage for org.apache.commons.collections4 CollectionUtils isEmpty

Introduction

In this page you can find the example usage for org.apache.commons.collections4 CollectionUtils isEmpty.

Prototype

public static boolean isEmpty(final Collection<?> coll) 

Source Link

Document

Null-safe check if the specified collection is empty.

Usage

From source file:org.openecomp.sdc.translator.services.heattotosca.HeatToToscaUtil.java

static FileDataCollection getFileCollectionsByFilter(List<FileData> fileDataList, Set<FileData.Type> typeFilter,
        TranslationContext translationContext) {
    FileDataCollection fileDataCollection = new FileDataCollection();
    Map<String, FileData> filteredFiles = filterFileDataListByType(fileDataList, typeFilter);
    Set<String> referenced = new HashSet<>();
    List<String> filenames = extractFilenamesFromFileDataList(filteredFiles.values());

    for (FileData fileData : filteredFiles.values()) {
        String fileName = fileData.getFile();

        if (FileData.isHeatFile(fileData.getType())) {
            if (fileData.getBase() != null && fileData.getBase().equals(true)) {
                fileDataCollection.addBaseFiles(fileData);
            }/*from w  w w . ja  va2s. c om*/
            HeatOrchestrationTemplate heatOrchestrationTemplate = new YamlUtil()
                    .yamlToObject(translationContext.getFileContent(fileName), HeatOrchestrationTemplate.class);
            for (Resource resource : heatOrchestrationTemplate.getResources().values()) {
                if (filenames.contains(resource.getType())) {
                    handleNestedFile(translationContext, fileDataCollection, filteredFiles, referenced,
                            resource.getType());
                } else if (resource.getType()
                        .equals(HeatResourcesTypes.RESOURCE_GROUP_RESOURCE_TYPE.getHeatResource())) {
                    Object resourceDef = resource.getProperties().get(HeatConstants.RESOURCE_DEF_PROPERTY_NAME);
                    Object innerTypeDef = ((Map) resourceDef).get("type");
                    if (innerTypeDef instanceof String) {
                        String internalResourceType = (String) innerTypeDef;
                        if (filenames.contains(internalResourceType)) {
                            handleNestedFile(translationContext, fileDataCollection, filteredFiles, referenced,
                                    internalResourceType);
                        }
                    }
                }
            }

        } else {
            fileDataCollection.addArtifactFiles(fileData);
            filteredFiles.remove(fileData.getFile());
        }
    }

    referenced.forEach(filteredFiles::remove);
    if (!CollectionUtils.isEmpty(fileDataCollection.getBaseFile())) {
        for (FileData fileData : fileDataCollection.getBaseFile()) {
            filteredFiles.remove(fileData.getFile());
        }
    }
    fileDataCollection.setAddOnFiles(filteredFiles.values());
    return fileDataCollection;
}

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From source file:org.openecomp.sdc.translator.services.heattotosca.helper.VolumeTranslationHelper.java

/**
 * Gets file data containing volume./*from   ww w  .  j  a  v a2  s  . c  o  m*/
 *
 * @param filesToSearch the files to search
 * @param resourceId    the resource id
 * @param translateTo   the translate to
 * @param types         the types
 * @return the file data containing volume
 */
public Optional<ResourceFileDataAndIDs> getFileDataContainingVolume(List<FileData> filesToSearch,
        String resourceId, TranslateTo translateTo, FileData.Type... types) {
    if (CollectionUtils.isEmpty(filesToSearch)) {
        return Optional.empty();
    }

    List<FileData> fileDatas = Objects.isNull(types) ? filesToSearch
            : HeatToToscaUtil.getFilteredListOfFileDataByTypes(filesToSearch, types);
    Optional<ResourceFileDataAndIDs> fileDataAndIDs = getResourceFileDataAndIDsForVolumeConnection(resourceId,
            translateTo, fileDatas);
    if (fileDataAndIDs.isPresent()) {
        return fileDataAndIDs;
    }
    return Optional.empty();
}

---

From source file:org.openecomp.sdc.translator.services.heattotosca.helper.VolumeTranslationHelper.java

private Optional<List<Map.Entry<String, Resource>>> getResourceByTranslatedResourceId(String fileName,
        HeatOrchestrationTemplate heatOrchestrationTemplate, String translatedResourceId,
        TranslateTo translateTo, String heatResourceType) {
    List<Map.Entry<String, Resource>> list = heatOrchestrationTemplate.getResources().entrySet().stream()
            .filter(entry -> getPredicatesForTranslatedIdToResourceId(fileName, heatOrchestrationTemplate,
                    translatedResourceId, translateTo.getContext(), heatResourceType).stream()
                            .allMatch(p -> p.test(entry)))
            .collect(Collectors.toList());
    if (CollectionUtils.isEmpty(list)) {
        return Optional.empty();
    } else {//from  w ww .  ja v  a 2  s  .  c o  m
        return Optional.of(list);
    }
}

---

From source file:org.openecomp.sdc.translator.services.heattotosca.impl.NovaToVolResourceConnection.java

@Override
protected Optional<List<Map.Entry<String, Resource>>> getResourceByTranslatedResourceId(
        String translatedResourceId, HeatOrchestrationTemplate nestedHeatOrchestrationTemplate) {

    List<Predicate<Map.Entry<String, Resource>>> predicates = buildPredicates(nestedFileData.getFile(),
            nestedHeatOrchestrationTemplate, translatedResourceId);
    List<Map.Entry<String, Resource>> list = nestedHeatOrchestrationTemplate.getResources().entrySet().stream()
            .filter(entry -> predicates.stream().allMatch(p -> p.test(entry))).collect(Collectors.toList());
    if (CollectionUtils.isEmpty(list)) {
        return Optional.empty();
    } else {//from ww w . j a v a 2s.  c o m
        return Optional.of(list);
    }
}

---

From source file:org.openecomp.sdc.translator.services.heattotosca.impl.ResourceTranslationBase.java

static Optional<ResourceFileDataAndIDs> getFileDataContainingResource(List<FileData> filesToSearch,
        String resourceId, TranslationContext context, FileData.Type... types) {
    if (CollectionUtils.isEmpty(filesToSearch)) {
        return Optional.empty();
    }/*from   w w w . j  a  v a  2s.c om*/

    List<FileData> fileDatas = Objects.isNull(types) ? filesToSearch
            : HeatToToscaUtil.getFilteredListOfFileDataByTypes(filesToSearch, types);
    for (FileData data : fileDatas) {
        HeatOrchestrationTemplate heatOrchestrationTemplate = new YamlUtil().yamlToObject(
                context.getFiles().getFileContent(data.getFile()), HeatOrchestrationTemplate.class);
        Map<String, Output> outputs = heatOrchestrationTemplate.getOutputs();
        if (Objects.isNull(outputs)) {
            continue;
        }
        Output output = outputs.get(resourceId);
        if (Objects.nonNull(output)) {
            Optional<AttachedResourceId> attachedOutputId = HeatToToscaUtil.extractAttachedResourceId(
                    data.getFile(), heatOrchestrationTemplate, context, output.getValue());
            if (attachedOutputId.isPresent()) {
                AttachedResourceId attachedResourceId = attachedOutputId.get();
                if (!attachedResourceId.isGetResource()) {
                    logger.warn("output: '" + resourceId + "' in file '" + data.getFile()
                            + "' is not defined as get_resource and therefor not supported.");
                    continue;
                }
                ResourceFileDataAndIDs fileDataAndIDs = new ResourceFileDataAndIDs(
                        (String) attachedResourceId.getEntityId(),
                        (String) attachedResourceId.getTranslatedId(), data);
                return Optional.of(fileDataAndIDs);
            }
        }
    }
    return Optional.empty();
}

---

From source file:org.openecomp.sdc.translator.services.heattotosca.impl.ResourceTranslationBase.java

Optional<List<Map.Entry<String, Resource>>> getResourceByTranslatedResourceId(String fileName,
        HeatOrchestrationTemplate heatOrchestrationTemplate, String translatedResourceId,
        TranslateTo translateTo, String heatResourceType) {
    List<Map.Entry<String, Resource>> list = heatOrchestrationTemplate.getResources().entrySet().stream()
            .filter(entry -> getPredicatesForTranslatedIdToResourceId(fileName, heatOrchestrationTemplate,
                    translatedResourceId, translateTo.getContext(), heatResourceType).stream()
                            .allMatch(p -> p.test(entry)))
            .collect(Collectors.toList());
    if (CollectionUtils.isEmpty(list)) {
        return Optional.empty();
    } else {//from w  ww .  ja v a  2  s .c om
        return Optional.of(list);
    }
}

---

From source file:org.openecomp.sdc.translator.services.heattotosca.impl.ResourceTranslationNestedImpl.java

private Map<String, RequirementAssignment> getNodeTemplateRequirements(NodeTemplate template) {
    List<Map<String, RequirementAssignment>> templateRequirements = template.getRequirements();

    Map<String, RequirementAssignment> nodeTemplateRequirementsDefinition = new HashMap<>();
    if (CollectionUtils.isEmpty(templateRequirements)) {
        return nodeTemplateRequirementsDefinition;
    }//w  w  w .  j a v a 2 s  .co  m
    for (Map<String, RequirementAssignment> requirementAssignmentMap : templateRequirements) {
        for (Map.Entry<String, RequirementAssignment> requirementEntry : requirementAssignmentMap.entrySet()) {
            nodeTemplateRequirementsDefinition.put(requirementEntry.getKey(), requirementEntry.getValue());
        }
    }
    return nodeTemplateRequirementsDefinition;
}

---

From source file:org.openecomp.sdc.translator.services.heattotosca.impl.ResourceTranslationNovaServerGroupsImpl.java

@Override
protected void translate(TranslateTo translateTo) {
    String resourceId = translateTo.getResourceId();
    List<String> toscaPolicyTypes = getToscaPolicies(translateTo.getResource(), resourceId);
    if (!CollectionUtils.isEmpty(toscaPolicyTypes)) {
        addGroupToTopology(translateTo, resourceId);
        addPoliciesToTopology(translateTo, resourceId, toscaPolicyTypes);
    }//from   w w w.jav a2 s  . c  o m
}

---

From source file:org.openecomp.sdc.translator.services.heattotosca.impl.ResourceTranslationNovaServerImpl.java

private void manageNovaServerBlockDeviceMapping(String heatFileName, ServiceTemplate serviceTemplate,
        NodeTemplate novaNodeTemplate, HeatOrchestrationTemplate heatOrchestrationTemplate, Resource resource,
        String resourceId, String novaServerTranslatedId, TranslationContext context) {

    List<Map<String, Object>> blockDeviceMappingList = getBlockDeviceMappingList(resource);
    if (CollectionUtils.isEmpty(blockDeviceMappingList)) {
        return;//from  ww  w  .  j ava 2  s  .c  o  m
    }

    Object volumeIdObject;
    Object snapshotIdObject;
    String volumeResourceId;
    int index = 0;
    for (Map<String, Object> blockDeviceMapping : blockDeviceMappingList) {
        volumeIdObject = blockDeviceMapping.get("volume_id");
        snapshotIdObject = blockDeviceMapping.get("snapshot_id");

        if (volumeIdObject == null && snapshotIdObject == null) {
            logger.warn("Resource '" + resourceId
                    + "' has block_device_mapping property with empty/missing volume_id and snapshot_id "
                    + "properties. Entry number " + (index + 1)
                    + ", this entry will be ignored in TOSCA translation.");
            index++;
            continue;
        }
        if (volumeIdObject == null) {
            String deviceName = (String) blockDeviceMapping.get("device_name");
            String relationshipId = novaServerTranslatedId + "_" + index;

            Optional<AttachedResourceId> attachedSnapshotId = HeatToToscaUtil.extractAttachedResourceId(
                    heatFileName, heatOrchestrationTemplate, context, snapshotIdObject);
            volumeResourceId = novaServerTranslatedId + "_" + attachedSnapshotId.get().getEntityId();
            createVolumeAttachesToRelationship(serviceTemplate, deviceName, novaServerTranslatedId,
                    volumeResourceId, relationshipId);
            createCinderVolumeNodeTemplate(serviceTemplate, volumeResourceId, heatFileName, blockDeviceMapping,
                    heatOrchestrationTemplate, context);
            connectNovaServerToVolume(novaNodeTemplate, volumeResourceId, relationshipId);
        } else {
            Optional<AttachedResourceId> attachedVolumeId = HeatToToscaUtil.extractAttachedResourceId(
                    heatFileName, heatOrchestrationTemplate, context, volumeIdObject);
            if (attachedVolumeId.get().isGetResource()) {
                connectNovaServerToVolume(novaNodeTemplate, (String) attachedVolumeId.get().getTranslatedId(),
                        null);
            }
        }
        index++;
    }
}

---

From source file:org.openecomp.sdc.translator.services.heattotosca.impl.ResourceTranslationNovaServerImpl.java

private List<Map<String, Object>> getBlockDeviceMappingList(Resource resource) {

    if (Objects.isNull(resource.getProperties())) {
        return Collections.emptyList();
    }/*  ww  w  .java  2s.co m*/
    List<Map<String, Object>> blockDeviceMappingList = (List<Map<String, Object>>) resource.getProperties()
            .get("block_device_mapping");
    List<Map<String, Object>> blockDeviceMappingV2List = (List<Map<String, Object>>) resource.getProperties()
            .get("block_device_mapping_v2");

    if (blockDeviceMappingList != null && blockDeviceMappingV2List != null) {
        blockDeviceMappingList.addAll(blockDeviceMappingV2List);
    } else if (CollectionUtils.isEmpty(blockDeviceMappingList)
            && CollectionUtils.isEmpty(blockDeviceMappingV2List)) {
        return null;

    } else {
        blockDeviceMappingList = blockDeviceMappingList != null ? blockDeviceMappingList
                : blockDeviceMappingV2List;
    }
    return blockDeviceMappingList;
}

---

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