Changed return type of SystemManagement.getConfigurationValue()

* changed Return type to wrapper object, adding additional meta data stored in the database
* updated all calls of this method
* updated function calls in tests
* verified correct execution of correspending tests

Signed-off-by: Nonnenmacher Fabian <fabian.nonnenmacher@bosch-si.com>

hawkbit-rest-api/src/main/java/org/eclipse/hawkbit/rest/resource/model/system/SystemConfigurationRest.java

@@ -17,161 +17,7 @@ import com.fasterxml.jackson.annotation.JsonProperty;
 public class SystemConfigurationRest {
 
     @JsonProperty
-    private String pollingTime;
-
-    @JsonProperty
-    private String pollingOverdueTime;
-
-    @JsonProperty
-    private String defaultDistributionSetType;
-
-    @JsonProperty
-    private String createdBy;
-
-    @JsonProperty
-    private String lastModifiedBy;
-
-    @JsonProperty
-    private Long createdAt;
-
-    @JsonProperty
-    private Long lastModifiedAt;
-
-    @JsonProperty
-    private Map<String, Object> authenticationConfiguration;
-
-    /**
-     * Gets the polling time.
-     *
-     * @return the polling time
-     */
-    public String getPollingTime() {
-        return pollingTime;
-    }
-
-    /**
-     * Sets the polling time.
-     *
-     * @param pollingTime
-     *            the new polling time
-     */
-    public void setPollingTime(String pollingTime) {
-        this.pollingTime = pollingTime;
-    }
-
-    /**
-     * Gets the polling overdue time.
-     *
-     * @return the polling overdue time
-     */
-    public String getPollingOverdueTime() {
-        return pollingOverdueTime;
-    }
-
-    /**
-     * Sets the polling overdue time.
-     *
-     * @param pollingOverdueTime
-     *            the new polling overdue time
-     */
-    public void setPollingOverdueTime(String pollingOverdueTime) {
-        this.pollingOverdueTime = pollingOverdueTime;
-    }
-
-    /**
-     * Gets the default distribution set type.
-     *
-     * @return the default distribution set type
-     */
-    public String getDefaultDistributionSetType() {
-        return defaultDistributionSetType;
-    }
-
-    /**
-     * Sets the default distribution set type.
-     *
-     * @param defaultDistributionSetType
-     *            the new default distribution set type
-     */
-    public void setDefaultDistributionSetType(String defaultDistributionSetType) {
-        this.defaultDistributionSetType = defaultDistributionSetType;
-    }
-
-    /**
-     * Gets the created by.
-     *
-     * @return the created by
-     */
-    public String getCreatedBy() {
-        return createdBy;
-    }
-
-    /**
-     * Sets the created by.
-     *
-     * @param createdBy
-     *            the new created by
-     */
-    public void setCreatedBy(String createdBy) {
-        this.createdBy = createdBy;
-    }
-
-    /**
-     * Gets the last modified by.
-     *
-     * @return the last modified by
-     */
-    public String getLastModifiedBy() {
-        return lastModifiedBy;
-    }
-
-    /**
-     * Sets the last modified by.
-     *
-     * @param lastModifiedBy
-     *            the new last modified by
-     */
-    public void setLastModifiedBy(String lastModifiedBy) {
-        this.lastModifiedBy = lastModifiedBy;
-    }
-
-    /**
-     * Gets the created at.
-     *
-     * @return the created at
-     */
-    public Long getCreatedAt() {
-        return createdAt;
-    }
-
-    /**
-     * Sets the created at.
-     *
-     * @param createdAt
-     *            the new created at
-     */
-    public void setCreatedAt(Long createdAt) {
-        this.createdAt = createdAt;
-    }
-
-    /**
-     * Gets the last modified at.
-     *
-     * @return the last modified at
-     */
-    public Long getLastModifiedAt() {
-        return lastModifiedAt;
-    }
-
-    /**
-     * Sets the last modified at.
-     *
-     * @param lastModifiedAt
-     *            the new last modified at
-     */
-    public void setLastModifiedAt(Long lastModifiedAt) {
-        this.lastModifiedAt = lastModifiedAt;
-    }
+    private Map<String, Object> configuration;
 
     /**
      * Sets the authentication configuration.
@@ -180,7 +26,7 @@ public class SystemConfigurationRest {
      *            the authentication configuration
      */
     public void setAuthenticationConfiguration(Map<String, Object> authenticationConfiguration) {
-        this.authenticationConfiguration = authenticationConfiguration;
+        this.configuration = authenticationConfiguration;
     }
 
     /**
@@ -189,6 +35,6 @@ public class SystemConfigurationRest {
      * @return the authentication configuration
      */
     public Map<String, Object> getAuthenticationConfiguration() {
-        return this.authenticationConfiguration;
+        return this.configuration;
     }
 }