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1   /*
2    *    Copyright 2009-2022 the original author or authors.
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  package org.apache.ibatis.session;
17  
18  import java.io.IOException;
19  import java.io.InputStream;
20  import java.io.Reader;
21  import java.util.Properties;
22  
23  import org.apache.ibatis.builder.xml.XMLConfigBuilder;
24  import org.apache.ibatis.exceptions.ExceptionFactory;
25  import org.apache.ibatis.executor.ErrorContext;
26  import org.apache.ibatis.session.defaults.DefaultSqlSessionFactory;
27  
28  /**
29   * Builds {@link SqlSession} instances.
30   *
31   * @author Clinton Begin
32   */
33  public class SqlSessionFactoryBuilder {
34  
35    public SqlSessionFactory build(Reader reader) {
36      return build(reader, null, null);
37    }
38  
39    public SqlSessionFactory build(Reader reader, String environment) {
40      return build(reader, environment, null);
41    }
42  
43    public SqlSessionFactory build(Reader reader, Properties properties) {
44      return build(reader, null, properties);
45    }
46  
47    public SqlSessionFactory build(Reader reader, String environment, Properties properties) {
48      try {
49        XMLConfigBuilder parser = new XMLConfigBuilder(reader, environment, properties);
50        return build(parser.parse());
51      } catch (Exception e) {
52        throw ExceptionFactory.wrapException("Error building SqlSession.", e);
53      } finally {
54        ErrorContext.instance().reset();
55        try {
56        	if (reader != null) {
57        	  reader.close();
58        	}
59        } catch (IOException e) {
60          // Intentionally ignore. Prefer previous error.
61        }
62      }
63    }
64  
65    public SqlSessionFactory build(InputStream inputStream) {
66      return build(inputStream, null, null);
67    }
68  
69    public SqlSessionFactory build(InputStream inputStream, String environment) {
70      return build(inputStream, environment, null);
71    }
72  
73    public SqlSessionFactory build(InputStream inputStream, Properties properties) {
74      return build(inputStream, null, properties);
75    }
76  
77    public SqlSessionFactory build(InputStream inputStream, String environment, Properties properties) {
78      try {
79        XMLConfigBuilder parser = new XMLConfigBuilder(inputStream, environment, properties);
80        return build(parser.parse());
81      } catch (Exception e) {
82        throw ExceptionFactory.wrapException("Error building SqlSession.", e);
83      } finally {
84        ErrorContext.instance().reset();
85        try {
86        	if (inputStream != null) {
87        	  inputStream.close();
88        	}
89        } catch (IOException e) {
90          // Intentionally ignore. Prefer previous error.
91        }
92      }
93    }
94  
95    public SqlSessionFactory build(Configuration config) {
96      return new DefaultSqlSessionFactory(config);
97    }
98  
99  }