fix some TestCrashAPI issues

h2/src/main/org/h2/jdbc/JdbcDatabaseMetaData.java

@@ -3094,10 +3094,14 @@ public class JdbcDatabaseMetaData extends TraceObject implements
     @Override
     @SuppressWarnings("unchecked")
     public <T> T unwrap(Class<T> iface) throws SQLException {
-        if (isWrapperFor(iface)) {
-            return (T) this;
+        try {
+            if (isWrapperFor(iface)) {
+                return (T) this;
+            }
+            throw DbException.getInvalidValueException("iface", iface);
+        } catch (Exception e) {
+            throw logAndConvert(e);
         }
-        throw DbException.getInvalidValueException("iface", iface);
     }
 
     /**

h2/src/main/org/h2/jdbc/JdbcParameterMetaData.java

@@ -227,10 +227,14 @@ public class JdbcParameterMetaData extends TraceObject implements
     @Override
     @SuppressWarnings("unchecked")
     public <T> T unwrap(Class<T> iface) throws SQLException {
-        if (isWrapperFor(iface)) {
-            return (T) this;
+        try {
+            if (isWrapperFor(iface)) {
+                return (T) this;
+            }
+            throw DbException.getInvalidValueException("iface", iface);
+        } catch (Exception e) {
+            throw logAndConvert(e);
         }
-        throw DbException.getInvalidValueException("iface", iface);
     }
 
     /**

h2/src/main/org/h2/jdbc/JdbcResultSet.java

@@ -3683,10 +3683,14 @@ public class JdbcResultSet extends TraceObject implements ResultSet, JdbcResultS
     @Override
     @SuppressWarnings("unchecked")
     public <T> T unwrap(Class<T> iface) throws SQLException {
-        if (isWrapperFor(iface)) {
-            return (T) this;
+        try {
+            if (isWrapperFor(iface)) {
+                return (T) this;
+            }
+            throw DbException.getInvalidValueException("iface", iface);
+        } catch (Exception e) {
+            throw logAndConvert(e);
         }
-        throw DbException.getInvalidValueException("iface", iface);
     }
 
     /**