mybatis / ibatis-2 / 730

Committed 28 Dec 2025 10:16PM UTC coverage: 65.615% (+0.5%) from 65.146%

Build # 730

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web-flow

Commit Message

Update README.md

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/src/main/java/com/ibatis/common/jdbc/logging/PreparedStatementLogProxy.java

/*
 * Copyright 2004-2025 the original author or authors.
 *
 * Licensed 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
 *
 *    https://www.apache.org/licenses/LICENSE-2.0
 *
 * 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 com.ibatis.common.jdbc.logging;

import com.ibatis.common.beans.ClassInfo;
import com.ibatis.common.logging.Log;
import com.ibatis.common.logging.LogFactory;

import java.lang.reflect.InvocationHandler;
import java.lang.reflect.Method;
import java.lang.reflect.Proxy;
import java.sql.CallableStatement;
import java.sql.PreparedStatement;
import java.sql.ResultSet;

/**
 * PreparedStatement proxy to add logging.
 */
public class PreparedStatementLogProxy extends BaseLogProxy implements InvocationHandler {

  /** The Constant log. */
  private static final Log log = LogFactory.getLog(PreparedStatement.class);

  /** The statement. */
  private PreparedStatement statement;

  /** The sql. */
  private String sql;

  /**
   * Instantiates a new prepared statement log proxy.
   *
   * @param stmt
   *          the stmt
   * @param sql
   *          the sql
   */
  private PreparedStatementLogProxy(PreparedStatement stmt, String sql) {
    this.statement = stmt;
    this.sql = sql;
  }

  @Override
  public Object invoke(Object proxy, Method method, Object[] params) throws Throwable {
    try {
      if (EXECUTE_METHODS.contains(method.getName())) {
        if (log.isDebugEnabled()) {
          log.debug("{pstm-" + id + "} Executing Statement: " + removeBreakingWhitespace(sql));
          log.debug("{pstm-" + id + "} Parameters: " + getValueString());
          log.debug("{pstm-" + id + "} Types: " + getTypeString());
        }
        clearColumnInfo();
        if ("executeQuery".equals(method.getName())) {
          ResultSet rs = (ResultSet) method.invoke(statement, params);
          if (rs != null) {
            return ResultSetLogProxy.newInstance(rs);
          }
          return null;
        }
        return method.invoke(statement, params);
      }
      if (SET_METHODS.contains(method.getName())) {
        if ("setNull".equals(method.getName())) {
          setColumn(params[0], null);
        } else {
          setColumn(params[0], params[1]);
        }
        return method.invoke(statement, params);
      }
      if ("getResultSet".equals(method.getName())) {
        ResultSet rs = (ResultSet) method.invoke(statement, params);
        if (rs != null) {
          return ResultSetLogProxy.newInstance(rs);
        }
        return null;
      } else if ("equals".equals(method.getName())) {
        Object ps = params[0];
        if (ps instanceof Proxy) {
          return Boolean.valueOf(proxy == ps);
        }
        return Boolean.valueOf(false);
      }
      if ("hashCode".equals(method.getName())) {
        return Integer.valueOf(proxy.hashCode());
      }
      return method.invoke(statement, params);
    } catch (Throwable t) {
      throw ClassInfo.unwrapThrowable(t);
    }
  }

  /**
   * Creates a logging version of a PreparedStatement.
   *
   * @param stmt
   *          - the statement
   * @param sql
   *          - the sql statement
   *
   * @return - the proxy
   */
  public static PreparedStatement newInstance(PreparedStatement stmt, String sql) {
    InvocationHandler handler = new PreparedStatementLogProxy(stmt, sql);
    ClassLoader cl = PreparedStatement.class.getClassLoader();
    return (PreparedStatement) Proxy.newProxyInstance(cl,
        new Class[] { PreparedStatement.class, CallableStatement.class }, handler);
  }

  /**
   * Return the wrapped prepared statement.
   *
   * @return the PreparedStatement
   */
  public PreparedStatement getPreparedStatement() {
    return statement;
  }

}

1	/*
2	* Copyright 2004-2025 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	* https://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 com.ibatis.common.jdbc.logging;
17
18	import com.ibatis.common.beans.ClassInfo;
19	import com.ibatis.common.logging.Log;
20	import com.ibatis.common.logging.LogFactory;
21
22	import java.lang.reflect.InvocationHandler;
23	import java.lang.reflect.Method;
24	import java.lang.reflect.Proxy;
25	import java.sql.CallableStatement;
26	import java.sql.PreparedStatement;
27	import java.sql.ResultSet;
28
29	/**
30	* PreparedStatement proxy to add logging.
31	*/
32	public class PreparedStatementLogProxy extends BaseLogProxy implements InvocationHandler {
33
34	/** The Constant log. */
35	private static final Log log = LogFactory.getLog(PreparedStatement.class);	×
36
37	/** The statement. */
38	private PreparedStatement statement;
39
40	/** The sql. */
41	private String sql;
42
43	/**
44	* Instantiates a new prepared statement log proxy.
45	*
46	* @param stmt
47	* the stmt
48	* @param sql
49	* the sql
50	*/
51	private PreparedStatementLogProxy(PreparedStatement stmt, String sql) {	×
52	this.statement = stmt;	×
53	this.sql = sql;	×
54	}	×
55
56	@Override
57	public Object invoke(Object proxy, Method method, Object[] params) throws Throwable {
58	try {
59	if (EXECUTE_METHODS.contains(method.getName())) {	×
60	if (log.isDebugEnabled()) {	×
61	log.debug("{pstm-" + id + "} Executing Statement: " + removeBreakingWhitespace(sql));	×
62	log.debug("{pstm-" + id + "} Parameters: " + getValueString());	×
63	log.debug("{pstm-" + id + "} Types: " + getTypeString());	×
64	}
65	clearColumnInfo();	×
66	if ("executeQuery".equals(method.getName())) {	×
67	ResultSet rs = (ResultSet) method.invoke(statement, params);	×
68	if (rs != null) {	×
69	return ResultSetLogProxy.newInstance(rs);	×
70	}
71	return null;	×
72	}
73	return method.invoke(statement, params);	×
74	}
75	if (SET_METHODS.contains(method.getName())) {	×
76	if ("setNull".equals(method.getName())) {	×
77	setColumn(params[0], null);	×
78	} else {
79	setColumn(params[0], params[1]);	×
80	}
81	return method.invoke(statement, params);	×
82	}
83	if ("getResultSet".equals(method.getName())) {	×
84	ResultSet rs = (ResultSet) method.invoke(statement, params);	×
85	if (rs != null) {	×
86	return ResultSetLogProxy.newInstance(rs);	×
87	}
88	return null;	×
89	} else if ("equals".equals(method.getName())) {	×
90	Object ps = params[0];	×
91	if (ps instanceof Proxy) {	×
92	return Boolean.valueOf(proxy == ps);	×
93	}
94	return Boolean.valueOf(false);	×
95	}
96	if ("hashCode".equals(method.getName())) {	×
97	return Integer.valueOf(proxy.hashCode());	×
98	}
99	return method.invoke(statement, params);	×
100	} catch (Throwable t) {	×
101	throw ClassInfo.unwrapThrowable(t);	×
102	}
103	}
104
105	/**
106	* Creates a logging version of a PreparedStatement.
107	*
108	* @param stmt
109	* - the statement
110	* @param sql
111	* - the sql statement
112	*
113	* @return - the proxy
114	*/
115	public static PreparedStatement newInstance(PreparedStatement stmt, String sql) {
116	InvocationHandler handler = new PreparedStatementLogProxy(stmt, sql);	×
117	ClassLoader cl = PreparedStatement.class.getClassLoader();	×
118	return (PreparedStatement) Proxy.newProxyInstance(cl,	×
119	new Class[] { PreparedStatement.class, CallableStatement.class }, handler);
120	}
121
122	/**
123	* Return the wrapped prepared statement.
124	*
125	* @return the PreparedStatement
126	*/
127	public PreparedStatement getPreparedStatement() {
128	return statement;	×
129	}
130
131	}

mybatis / ibatis-2 / 730

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