1   /*
2    * Copyright 2003 - 2013 The eFaps Team
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    *     http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   *
16   * Revision:        $Rev$
17   * Last Changed:    $Date$
18   * Last Changed By: $Author$
19   */
20  
21  package org.efaps.bpm.compiler;
22  
23  import java.util.Properties;
24  
25  import org.drools.compiler.builder.impl.KnowledgeBuilderConfigurationImpl;
26  import org.drools.compiler.rule.builder.dialect.java.JavaDialectConfiguration;
27  import org.efaps.admin.EFapsSystemConfiguration;
28  import org.efaps.admin.KernelSettings;
29  import org.efaps.admin.program.esjp.EFapsClassLoader;
30  import org.efaps.util.EFapsException;
31  import org.kie.internal.builder.conf.ClassLoaderCacheOption;
32  import org.slf4j.Logger;
33  import org.slf4j.LoggerFactory;
34  
35  /**
36   * TODO comment!
37   *
38   * @author The eFaps Team
39   * @version $Id: KnowledgeBuilderFactoryServiceImpl.java 11598 2014-01-07
40   *          00:02:12Z jan@moxter.net $
41   */
42  public class KnowledgeBuilderFactoryServiceImpl
43      extends org.drools.compiler.builder.impl.KnowledgeBuilderFactoryServiceImpl
44  {
45  
46      /**
47       * Logging instance used in this class.
48       */
49      private static final Logger LOG = LoggerFactory.getLogger(KnowledgeBuilderFactoryServiceImpl.class);
50  
51      @Override
52      public KnowledgeBuilder newKnowledgeBuilder()
53      {
54          String level = null;
55          try {
56              level = EFapsSystemConfiguration.get().getAttributeValue(KernelSettings.BPM_COMPILERLEVEL);
57          } catch (final EFapsException e) {
58              KnowledgeBuilderFactoryServiceImpl.LOG.error("Catched error on retireving SystemConfiguration", e);
59          }
60          // set compiler to eclipse
61          final Properties knowledgeBldrProps = new Properties();
62          knowledgeBldrProps.setProperty(JavaDialectConfiguration.JAVA_COMPILER_PROPERTY, "ECLIPSE");
63          knowledgeBldrProps.setProperty("drools.dialect.java.compiler.lnglevel", level == null ? "1.7" : level);
64          knowledgeBldrProps.setProperty(ClassLoaderCacheOption.PROPERTY_NAME, "false");
65  
66          final KnowledgeBuilderConfigurationImpl conf = new KnowledgeBuilderConfigurationImpl(knowledgeBldrProps,
67                          EFapsClassLoader.getInstance());
68  
69          return new KnowledgeBuilder(conf);
70      }
71  }