1 files changed, 98 insertions, 0 deletions
diff --git a/common/openecomp-common-configuration-management/openecomp-configuration-management-api/src/main/java/org/openecomp/config/api/ConfigurationManager.java b/common/openecomp-common-configuration-management/openecomp-configuration-management-api/src/main/java/org/openecomp/config/api/ConfigurationManager.java
new file mode 100644
index 0000000000..ffa9255f2c
--- /dev/null
+++ b/common/openecomp-common-configuration-management/openecomp-configuration-management-api/src/main/java/org/openecomp/config/api/ConfigurationManager.java
@@ -0,0 +1,98 @@
+package org.openecomp.config.api;
+
+
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Proxy;
+import java.util.Collection;
+import java.util.Map;
+import java.util.ServiceLoader;
+
+/**
+ * The interface Configuration manager.
+ */
+public interface ConfigurationManager extends Configuration {
+
+  /**
+   * The constant config.
+   */
+  public static final Configuration config = lookup();
+
+  /**
+   * Lookup configuration.
+   *
+   * @return the configuration
+   */
+  public static Configuration lookup() {
+    if (config == null) {
+      ServiceLoader<ConfigurationManager> loader = ServiceLoader.load(ConfigurationManager.class);
+      for (ConfigurationManager configuration : loader) {
+        return (Configuration) Proxy.newProxyInstance(ConfigurationManager.class.getClassLoader(),
+            new Class[]{Configuration.class}, (object, method, args) -> {
+              try {
+                return method.invoke(configuration, args);
+              } catch (InvocationTargetException ite) {
+                throw ite.getTargetException();
+              }
+            });
+      }
+    }
+    return config;
+  }
+
+  /**
+   * Gets configuration value.
+   *
+   * @param queryData the query data
+   * @return the configuration value
+   */
+  public String getConfigurationValue(Map<String, Object> queryData);
+
+  /**
+   * Update configuration value.
+   *
+   * @param updateData the update data
+   */
+  public void updateConfigurationValue(Map<String, Object> updateData);
+
+  /**
+   * List configuration map.
+   *
+   * @param query the query
+   * @return the map
+   */
+  public Map<String, String> listConfiguration(Map<String, Object> query);
+
+  /**
+   * Update configuration values boolean.
+   *
+   * @param tenant              the tenant
+   * @param namespace           the namespace
+   * @param configKeyValueStore the config key value store
+   * @return the boolean
+   */
+  public boolean updateConfigurationValues(String tenant, String namespace,
+                                           Map configKeyValueStore);
+
+  /**
+   * Gets tenants.
+   *
+   * @return the tenants
+   */
+  public Collection<String> getTenants();
+
+  /**
+   * Gets namespaces.
+   *
+   * @return the namespaces
+   */
+  public Collection<String> getNamespaces();
+
+  /**
+   * Gets keys.
+   *
+   * @param tenant    the tenant
+   * @param namespace the namespace
+   * @return the keys
+   */
+  public Collection<String> getKeys(String tenant, String namespace);
+}