Allow hot reloading of specific config properties

getGlobalCsarImports and getDefaultImports entries are now
not static which will allow to get new values if the config
file change during runtime.

Issue-ID: SDC-3303
Signed-off-by: aribeiro <anderson.ribeiro@est.tech>
Change-Id: I870c13aec5d386aa3c87d6a335b5fb5948073954

3 files changed, 24 insertions, 17 deletions

diff --git a/catalog-be/src/main/java/org/openecomp/sdc/be/tosca/CsarUtils.java b/catalog-be/src/main/java/org/openecomp/sdc/be/tosca/CsarUtils.java
index e19ea21c74..61068f26a8 100644
--- a/catalog-be/src/main/java/org/openecomp/sdc/be/tosca/CsarUtils.java
+++ b/catalog-be/src/main/java/org/openecomp/sdc/be/tosca/CsarUtils.java
@@ -22,13 +22,14 @@ package org.openecomp.sdc.be.tosca;
 
 
 import static org.openecomp.sdc.be.tosca.ComponentCache.MergeStrategy.overwriteIfSameVersions;
+import static org.openecomp.sdc.be.tosca.FJToVavrHelper.Try0.fromEither;
 
 import fj.F;
 import fj.data.Either;
 import java.text.SimpleDateFormat;
 import io.vavr.Tuple2;
-import io.vavr.control.Try;
 import io.vavr.control.Option;
+import io.vavr.control.Try;
 import java.io.BufferedOutputStream;
 import java.io.ByteArrayInputStream;
 import java.io.File;
@@ -68,7 +69,6 @@ import org.apache.commons.lang3.tuple.ImmutableTriple;
 import org.apache.commons.lang3.tuple.Triple;
 import org.onap.sdc.tosca.services.YamlUtil;
 import org.openecomp.sdc.be.components.impl.ImportUtils;
-import org.openecomp.sdc.be.components.impl.ImportUtils.Constants;
 import org.openecomp.sdc.be.components.impl.exceptions.ByResponseFormatComponentException;
 import org.openecomp.sdc.be.config.ArtifactConfigManager;
 import org.openecomp.sdc.be.config.ArtifactConfiguration;
@@ -96,7 +96,6 @@ import org.openecomp.sdc.be.model.operations.api.StorageOperationStatus;
 import org.openecomp.sdc.be.model.operations.impl.DaoStatusConverter;
 import org.openecomp.sdc.be.plugins.CsarEntryGenerator;
 import org.openecomp.sdc.be.resources.data.DAOArtifactData;
-import org.openecomp.sdc.be.tosca.model.ToscaTemplate;
 import org.openecomp.sdc.be.tosca.utils.OperationArtifactUtil;
 import org.openecomp.sdc.be.utils.TypeUtils.ToscaTagNamesEnum;
 import org.openecomp.sdc.common.api.ArtifactGroupTypeEnum;
@@ -113,8 +112,6 @@ import org.openecomp.sdc.exception.ResponseFormat;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.yaml.snakeyaml.Yaml;
 
-import static org.openecomp.sdc.be.tosca.FJToVavrHelper.Try0.fromEither;
-
 /**
  * @author tg851x
  *
@@ -139,8 +136,6 @@ public class CsarUtils {
     @Autowired(required = false)
     private List<CsarEntryGenerator> generators;
 
-    private static final List<String> globalCsarImports = ConfigurationManager.getConfigurationManager()
-        .getConfiguration().getGlobalCsarImports();
     private static final String CONFORMANCE_LEVEL = ConfigurationManager.getConfigurationManager().getConfiguration().getToscaConformanceLevel();
     private static final String SDC_VERSION = ExternalConfiguration.getAppVersion();
     public static final String ARTIFACTS_PATH = "Artifacts/";
@@ -618,7 +613,8 @@ public class CsarUtils {
      * @return true if the zip entry should be handled
      */
     private boolean shouldZipEntryBeHandled(final String entryName) {
-        return globalCsarImports.stream()
+        return ConfigurationManager.getConfigurationManager().getConfiguration()
+            .getGlobalCsarImports().stream()
             .anyMatch(entry -> entry.contains(entryName));
     }
 
diff --git a/catalog-be/src/main/java/org/openecomp/sdc/be/tosca/ToscaExportHandler.java b/catalog-be/src/main/java/org/openecomp/sdc/be/tosca/ToscaExportHandler.java
index b59930e6c3..533ed7a6f0 100644
--- a/catalog-be/src/main/java/org/openecomp/sdc/be/tosca/ToscaExportHandler.java
+++ b/catalog-be/src/main/java/org/openecomp/sdc/be/tosca/ToscaExportHandler.java
@@ -166,8 +166,6 @@ public class ToscaExportHandler {
     public static final String ASSET_TOSCA_TEMPLATE = "assettoscatemplate";
     private static final String FAILED_TO_GET_DEFAULT_IMPORTS_CONFIGURATION = "convertToToscaTemplate - failed to get Default Imports section from configuration";
     private static final String NOT_SUPPORTED_COMPONENT_TYPE = "Not supported component type {}";
-    private static final List<Map<String, Map<String, String>>> DEFAULT_IMPORTS = ConfigurationManager
-        .getConfigurationManager().getConfiguration().getDefaultImports();
     private static final String NATIVE_ROOT = "tosca.nodes.Root";
     private static YamlUtil yamlUtil = new YamlUtil();
 
@@ -180,7 +178,8 @@ public class ToscaExportHandler {
 
     public Either<ToscaRepresentation, ToscaError> exportComponentInterface(final Component component,
                                                                             final boolean isAssociatedComponent) {
-        if (null == DEFAULT_IMPORTS) {
+        final List<Map<String, Map<String, String>>> defaultToscaImportConfig = getDefaultToscaImportConfig();
+        if (CollectionUtils.isEmpty(defaultToscaImportConfig)) {
             log.debug(FAILED_TO_GET_DEFAULT_IMPORTS_CONFIGURATION);
             return Either.right(ToscaError.GENERAL_ERROR);
         }
@@ -190,7 +189,7 @@ public class ToscaExportHandler {
             toscaVersion = ((Resource) component).getToscaVersion();
         }
         ToscaTemplate toscaTemplate = new ToscaTemplate(toscaVersion != null ? toscaVersion : TOSCA_VERSION);
-        toscaTemplate.setImports(new ArrayList<>(DEFAULT_IMPORTS));
+        toscaTemplate.setImports(new ArrayList<>(defaultToscaImportConfig));
         final Map<String, ToscaNodeType> nodeTypes = new HashMap<>();
         final Either<ToscaTemplate, ToscaError> toscaTemplateRes =
             convertInterfaceNodeType(new HashMap<>(), component, toscaTemplate, nodeTypes, isAssociatedComponent);
@@ -238,7 +237,8 @@ public class ToscaExportHandler {
     }
 
     public Either<ToscaTemplate, ToscaError> convertToToscaTemplate(final Component component) {
-        if (null == DEFAULT_IMPORTS) {
+        final List<Map<String, Map<String, String>>> defaultToscaImportConfig = getDefaultToscaImportConfig();
+        if (CollectionUtils.isEmpty(defaultToscaImportConfig)) {
             log.debug(FAILED_TO_GET_DEFAULT_IMPORTS_CONFIGURATION);
             return Either.right(ToscaError.GENERAL_ERROR);
         }
@@ -249,7 +249,7 @@ public class ToscaExportHandler {
         }
         final ToscaTemplate toscaTemplate = new ToscaTemplate(toscaVersion != null ? toscaVersion : TOSCA_VERSION);
         toscaTemplate.setMetadata(convertMetadata(component));
-        toscaTemplate.setImports(new ArrayList<>(DEFAULT_IMPORTS));
+        toscaTemplate.setImports(new ArrayList<>(defaultToscaImportConfig));
         final Map<String, ToscaNodeType> nodeTypes = new HashMap<>();
         if (ModelConverter.isAtomicComponent(component)) {
             log.trace("convert component as node type");
@@ -487,15 +487,17 @@ public class ToscaExportHandler {
     private Either<ImmutablePair<ToscaTemplate, Map<String, Component>>, ToscaError> fillImports(Component component,
                                                                                                  ToscaTemplate toscaTemplate) {
 
-        if (null == DEFAULT_IMPORTS) {
+        final List<Map<String, Map<String, String>>> defaultToscaImportConfig = getDefaultToscaImportConfig();
+        if (CollectionUtils.isEmpty(defaultToscaImportConfig)) {
             log.debug(FAILED_TO_GET_DEFAULT_IMPORTS_CONFIGURATION);
             return Either.right(ToscaError.GENERAL_ERROR);
         }
         Map<String, Component> componentCache = new HashMap<>();
 
         if (!ModelConverter.isAtomicComponent(component)) {
-            List<Map<String, Map<String, String>>> additionalImports = toscaTemplate.getImports() == null
-                ? new ArrayList<>(DEFAULT_IMPORTS) : new ArrayList<>(toscaTemplate.getImports());
+            final List<Map<String, Map<String, String>>> additionalImports =
+                toscaTemplate.getImports() == null ? new ArrayList<>(defaultToscaImportConfig)
+                    : new ArrayList<>(toscaTemplate.getImports());
 
             List<Triple<String, String, Component>> dependecies = new ArrayList<>();
 
@@ -525,6 +527,10 @@ public class ToscaExportHandler {
         return Either.left(new ImmutablePair<>(toscaTemplate, componentCache));
     }
 
+    private List<Map<String, Map<String, String>>> getDefaultToscaImportConfig() {
+        return ConfigurationManager.getConfigurationManager().getConfiguration().getDefaultImports();
+    }
+
     private void createDependency(final Map<String, Component> componentCache,
                                   final List<Map<String, Map<String, String>>> imports,
                                   final List<Triple<String, String, Component>> dependencies,
diff --git a/common-app-api/src/main/java/org/openecomp/sdc/be/config/Configuration.java b/common-app-api/src/main/java/org/openecomp/sdc/be/config/Configuration.java
index 2841dfd123..4ec7a16a5c 100644
--- a/common-app-api/src/main/java/org/openecomp/sdc/be/config/Configuration.java
+++ b/common-app-api/src/main/java/org/openecomp/sdc/be/config/Configuration.java
@@ -23,10 +23,12 @@ package org.openecomp.sdc.be.config;
 import static java.lang.String.format;
 import static java.util.Collections.emptyMap;
 
+import java.util.Collections;
 import java.util.Date;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
+import org.apache.commons.collections.CollectionUtils;
 import org.apache.commons.collections.map.CaseInsensitiveMap;
 import org.openecomp.sdc.common.api.BasicConfiguration;
 
@@ -1598,6 +1600,9 @@ public class Configuration extends BasicConfiguration {
     }
 
     public List<String> getGlobalCsarImports() {
+        if (CollectionUtils.isEmpty(globalCsarImports)) {
+            return Collections.emptyList();
+        }
         return globalCsarImports;
     }