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Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements. See the NOTICE file distributed with this work for additional information regarding copyright ownership. The ASF licenses this file to you under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. /
 package org.apache.cayenne.modeler.util;
 import  org.apache.cayenne.CayenneRuntimeException;
 import  org.apache.cayenne.dba.AutoAdapter;
 import  org.apache.cayenne.dba.DbAdapter;
 import  org.apache.cayenne.dba.DbAdapterFactory;
 import  org.apache.cayenne.validation.BeanValidationFailure;
 import  org.apache.cayenne.validation.ValidationException;
 import  org.apache.cayenne.validation.ValidationFailure;
 import  org.apache.cayenne.validation.ValidationResult;

A DbAdapter wrapper used in CayenneModeler.

Andrus Adamchik
 public class ModelerDbAdapter extends AutoAdapter {
     protected String adapterClassName;
     public ModelerDbAdapter(DataSource dataSource) {
     public ModelerDbAdapter(String adapterClassNameDataSource dataSource) {
         this. = adapterClassName;

Validates DbAdapter name, throwing an exception in case it is invalid.
     public void validate() throws ValidationException {
         if ( != null) {
             ValidationFailure failure = BeanValidationFailure.validateJavaClassName(
             if (failure != null) {
                 ValidationResult result = new ValidationResult();
                 throw new ValidationException(failure.getDescription(), result);
     public String getAdapterClassName() {
         return ;
     protected DbAdapterFactory createDefaultFactory() {
         return new AdapterFactory();
     class AdapterFactory implements DbAdapterFactory {
         public DbAdapter createAdapter(DatabaseMetaData mdthrows SQLException {
             if ( == null) {
                 return AutoAdapter.getDefaultFactory().createAdapter(md);
             ClassLoader loader = Thread.currentThread().getContextClassLoader();
             try {
                 Class adapterClass = Class.forName(trueloader);
                 return (DbAdapter) adapterClass.newInstance();
             catch (Exception ex) {
                 throw new CayenneRuntimeException("Can't load DbAdapter class: "
                         + );
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