Better error message handling in the frontend

- Propagation way more transparent to users
- Add fallback message in case no error message from backend

ref #396

dbrepo-metadata-db/setup-schema.sql

@@ -221,7 +221,7 @@ CREATE TABLE IF NOT EXISTS `mdb_constraints_foreign_key`
     on_delete VARCHAR(50) NULL,
     position  INT         NULL,
     PRIMARY KEY (fkid),
-    FOREIGN KEY (tid) REFERENCES mdb_tables (id),
+    FOREIGN KEY (tid) REFERENCES mdb_tables (id) ON DELETE CASCADE,
     FOREIGN KEY (rtid) REFERENCES mdb_tables (id)
 ) WITH SYSTEM VERSIONING;
 
@@ -243,7 +243,7 @@ CREATE TABLE IF NOT EXISTS `mdb_constraints_unique`
     tid      BIGINT NOT NULL,
     position INT    NULL,
     PRIMARY KEY (uid),
-    FOREIGN KEY (tid) REFERENCES mdb_tables (id)
+    FOREIGN KEY (tid) REFERENCES mdb_tables (id) ON DELETE CASCADE
 );
 
 CREATE TABLE IF NOT EXISTS `mdb_constraints_unique_columns`
@@ -253,7 +253,7 @@ CREATE TABLE IF NOT EXISTS `mdb_constraints_unique_columns`
     cid BIGINT NOT NULL,
     PRIMARY KEY (id),
     FOREIGN KEY (uid) REFERENCES mdb_constraints_unique (uid),
-    FOREIGN KEY (cid) REFERENCES mdb_columns (id)
+    FOREIGN KEY (cid) REFERENCES mdb_columns (id) ON DELETE CASCADE
 ) WITH SYSTEM VERSIONING;
 
 CREATE TABLE IF NOT EXISTS `mdb_constraints_checks`
@@ -262,7 +262,7 @@ CREATE TABLE IF NOT EXISTS `mdb_constraints_checks`
     tid    BIGINT       NOT NULL,
     checks VARCHAR(255) NOT NULL,
     PRIMARY KEY (id),
-    FOREIGN KEY (tid) REFERENCES mdb_tables (id)
+    FOREIGN KEY (tid) REFERENCES mdb_tables (id) ON DELETE CASCADE
 ) WITH SYSTEM VERSIONING;
 
 CREATE TABLE IF NOT EXISTS `mdb_concepts`

dbrepo-metadata-service/repositories/src/main/java/at/tuwien/exception/AccessDeniedException.java

@@ -13,7 +13,7 @@ public class AccessDeniedException extends IOException {
     }
 
     public AccessDeniedException(String msg, Throwable thr) {
-        super(msg, thr);
+        super(msg + ": " + thr.getLocalizedMessage(), thr);
     }
 
     public AccessDeniedException(Throwable thr) {

dbrepo-metadata-service/repositories/src/main/java/at/tuwien/exception/AmqpException.java

@@ -11,7 +11,7 @@ public class AmqpException extends Exception {
     }
 
     public AmqpException(String msg, Throwable thr) {
-        super(msg, thr);
+        super(msg + ": " + thr.getLocalizedMessage(), thr);
     }
 
     public AmqpException(Throwable thr) {

dbrepo-metadata-service/repositories/src/main/java/at/tuwien/exception/ArbitraryPrimaryKeysException.java

@@ -11,7 +11,7 @@ public class ArbitraryPrimaryKeysException extends Exception {
     }
 
     public ArbitraryPrimaryKeysException(String msg, Throwable thr) {
-        super(msg, thr);
+        super(msg + ": " + thr.getLocalizedMessage(), thr);
     }
 
     public ArbitraryPrimaryKeysException(Throwable thr) {

dbrepo-metadata-service/repositories/src/main/java/at/tuwien/exception/BannerMessageNotFoundException.java

@@ -11,7 +11,7 @@ public class BannerMessageNotFoundException extends Exception {
     }
 
     public BannerMessageNotFoundException(String msg, Throwable thr) {
-        super(msg, thr);
+        super(msg + ": " + thr.getLocalizedMessage(), thr);
     }
 
     public BannerMessageNotFoundException(Throwable thr) {

dbrepo-metadata-service/repositories/src/main/java/at/tuwien/exception/BrokerMalformedException.java

@@ -13,7 +13,7 @@ public class BrokerMalformedException extends IOException {
     }
 
     public BrokerMalformedException(String msg, Throwable thr) {
-        super(msg, thr);
+        super(msg + ": " + thr.getLocalizedMessage(), thr);
     }
 
     public BrokerMalformedException(Throwable thr) {

dbrepo-metadata-service/repositories/src/main/java/at/tuwien/exception/BrokerRemoteException.java

@@ -11,7 +11,7 @@ public class BrokerRemoteException extends Exception {
     }
 
     public BrokerRemoteException(String msg, Throwable thr) {
-        super(msg, thr);
+        super(msg + ": " + thr.getLocalizedMessage(), thr);
     }
 
     public BrokerRemoteException(Throwable thr) {

dbrepo-metadata-service/repositories/src/main/java/at/tuwien/exception/BrokerVirtualHostGrantException.java

@@ -11,7 +11,7 @@ public class BrokerVirtualHostGrantException extends Exception {
     }
 
     public BrokerVirtualHostGrantException(String msg, Throwable thr) {
-        super(msg, thr);
+        super(msg + ": " + thr.getLocalizedMessage(), thr);
     }
 
     public BrokerVirtualHostGrantException(Throwable thr) {

dbrepo-metadata-service/repositories/src/main/java/at/tuwien/exception/BrokerVirtualHostModificationException.java

@@ -11,7 +11,7 @@ public class BrokerVirtualHostModificationException extends Exception {
     }
 
     public BrokerVirtualHostModificationException(String msg, Throwable thr) {
-        super(msg, thr);
+        super(msg + ": " + thr.getLocalizedMessage(), thr);
     }
 
     public BrokerVirtualHostModificationException(Throwable thr) {

dbrepo-metadata-service/repositories/src/main/java/at/tuwien/exception/ColumnParseException.java

@@ -11,7 +11,7 @@ public class ColumnParseException extends Exception {
     }
 
     public ColumnParseException(String msg, Throwable thr) {
-        super(msg, thr);
+        super(msg + ": " + thr.getLocalizedMessage(), thr);
     }
 
     public ColumnParseException(Throwable thr) {

dbrepo-metadata-service/repositories/src/main/java/at/tuwien/exception/ConceptNotFoundException.java

@@ -11,7 +11,7 @@ public class ConceptNotFoundException extends Exception {
     }
 
     public ConceptNotFoundException(String msg, Throwable thr) {
-        super(msg, thr);
+        super(msg + ": " + thr.getLocalizedMessage(), thr);
     }
 
     public ConceptNotFoundException(Throwable thr) {

dbrepo-metadata-service/repositories/src/main/java/at/tuwien/exception/ContainerNotFoundException.java

@@ -11,7 +11,7 @@ public class ContainerNotFoundException extends Exception {
     }
 
     public ContainerNotFoundException(String msg, Throwable thr) {
-        super(msg, thr);
+        super(msg + ": " + thr.getLocalizedMessage(), thr);
     }
 
     public ContainerNotFoundException(Throwable thr) {

dbrepo-metadata-service/repositories/src/main/java/at/tuwien/exception/ContainerStillRunningException.java

@@ -10,12 +10,12 @@ public class ContainerStillRunningException extends Exception {
         super(msg);
     }
 
-    public ContainerStillRunningException(String msg, Throwable e) {
-        super(msg, e);
+    public ContainerStillRunningException(String msg, Throwable thr) {
+        super(msg + ": " + thr.getLocalizedMessage(), thr);
     }
 
-    public ContainerStillRunningException(Throwable e) {
-        super(e);
+    public ContainerStillRunningException(Throwable thr) {
+        super(thr);
     }
 
 }

dbrepo-metadata-service/repositories/src/main/java/at/tuwien/exception/DataDbSidecarException.java

@@ -13,7 +13,7 @@ public class DataDbSidecarException extends IOException {
     }
 
     public DataDbSidecarException(String msg, Throwable thr) {
-        super(msg, thr);
+        super(msg + ": " + thr.getLocalizedMessage(), thr);
     }
 
     public DataDbSidecarException(Throwable thr) {

dbrepo-metadata-service/repositories/src/main/java/at/tuwien/exception/DataProcessingException.java

@@ -11,7 +11,7 @@ public class DataProcessingException extends Exception {
     }
 
     public DataProcessingException(String msg, Throwable thr) {
-        super(msg, thr);
+        super(msg + ": " + thr.getLocalizedMessage(), thr);
     }
 
     public DataProcessingException(Throwable thr) {

dbrepo-metadata-service/repositories/src/main/java/at/tuwien/exception/DatabaseConnectionException.java

@@ -11,7 +11,7 @@ public class DatabaseConnectionException extends Exception {
     }
 
     public DatabaseConnectionException(String msg, Throwable thr) {
-        super(msg, thr);
+        super(msg + ": " + thr.getLocalizedMessage(), thr);
     }
 
     public DatabaseConnectionException(Throwable thr) {

dbrepo-metadata-service/repositories/src/main/java/at/tuwien/exception/DatabaseMalformedException.java

@@ -13,7 +13,7 @@ public class DatabaseMalformedException extends IOException {
     }
 
     public DatabaseMalformedException(String msg, Throwable thr) {
-        super(msg, thr);
+        super(msg + ": " + thr.getLocalizedMessage(), thr);
     }
 
     public DatabaseMalformedException(Throwable thr) {

dbrepo-metadata-service/repositories/src/main/java/at/tuwien/exception/DatabaseNameExistsException.java

@@ -13,7 +13,7 @@ public class DatabaseNameExistsException extends IOException {
     }
 
     public DatabaseNameExistsException(String msg, Throwable thr) {
-        super(msg, thr);
+        super(msg + ": " + thr.getLocalizedMessage(), thr);
     }
 
     public DatabaseNameExistsException(Throwable thr) {

dbrepo-metadata-service/repositories/src/main/java/at/tuwien/exception/DatabaseNotFoundException.java

@@ -11,7 +11,7 @@ public class DatabaseNotFoundException extends Exception {
     }
 
     public DatabaseNotFoundException(String msg, Throwable thr) {
-        super(msg, thr);
+        super(msg + ": " + thr.getLocalizedMessage(), thr);
     }
 
     public DatabaseNotFoundException(Throwable thr) {

dbrepo-metadata-service/repositories/src/main/java/at/tuwien/exception/DoiNotFoundException.java

@@ -11,7 +11,7 @@ public class DoiNotFoundException extends Exception {
     }
 
     public DoiNotFoundException(String msg, Throwable thr) {
-        super(msg, thr);
+        super(msg + ": " + thr.getLocalizedMessage(), thr);
     }
 
     public DoiNotFoundException(Throwable thr) {