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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push

github

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web-flow

Commit Message

Update README.md

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91.67

/src/main/java/com/ibatis/sqlmap/engine/mapping/sql/simple/SimpleDynamicSql.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.sqlmap.engine.mapping.sql.simple;

import com.ibatis.common.beans.Probe;
import com.ibatis.common.beans.ProbeFactory;
import com.ibatis.sqlmap.client.SqlMapException;
import com.ibatis.sqlmap.engine.impl.SqlMapExecutorDelegate;
import com.ibatis.sqlmap.engine.mapping.parameter.ParameterMap;
import com.ibatis.sqlmap.engine.mapping.result.ResultMap;
import com.ibatis.sqlmap.engine.mapping.sql.Sql;
import com.ibatis.sqlmap.engine.scope.StatementScope;

import java.util.StringTokenizer;

/**
 * The Class SimpleDynamicSql.
 */
public class SimpleDynamicSql implements Sql {

  /** The Constant PROBE. */
  private static final Probe PROBE = ProbeFactory.getProbe();

  /** The Constant ELEMENT_TOKEN. */
  private static final String ELEMENT_TOKEN = "$";

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

  /** The delegate. */
  private SqlMapExecutorDelegate delegate;

  /**
   * Instantiates a new simple dynamic sql.
   *
   * @param delegate
   *          the delegate
   * @param sqlStatement
   *          the sql statement
   */
  public SimpleDynamicSql(SqlMapExecutorDelegate delegate, String sqlStatement) {
    this.delegate = delegate;
    this.sqlStatement = sqlStatement;
  }

  @Override
  public String getSql(StatementScope statementScope, Object parameterObject) {
    return processDynamicElements(sqlStatement, parameterObject);
  }

  @Override
  public ParameterMap getParameterMap(StatementScope statementScope, Object parameterObject) {
    return statementScope.getParameterMap();
  }

  @Override
  public ResultMap getResultMap(StatementScope statementScope, Object parameterObject) {
    return statementScope.getResultMap();
  }

  @Override
  public void cleanup(StatementScope statementScope) {
  }

  /**
   * Checks if is simple dynamic sql.
   *
   * @param sql
   *          the sql
   *
   * @return true, if is simple dynamic sql
   */
  public static boolean isSimpleDynamicSql(String sql) {
    return sql != null && sql.indexOf(ELEMENT_TOKEN) > -1;
  }

  /**
   * Process dynamic elements.
   *
   * @param sql
   *          the sql
   * @param parameterObject
   *          the parameter object
   *
   * @return the string
   */
  private String processDynamicElements(String sql, Object parameterObject) {
    StringTokenizer parser = new StringTokenizer(sql, ELEMENT_TOKEN, true);
    StringBuilder newSql = new StringBuilder();

    String token = null;
    String lastToken = null;
    while (parser.hasMoreTokens()) {
      token = parser.nextToken();

      if (ELEMENT_TOKEN.equals(lastToken)) {
        if (ELEMENT_TOKEN.equals(token)) {
          newSql.append(ELEMENT_TOKEN);
          token = null;
        } else {

          Object value = null;
          if (parameterObject != null) {
            if (delegate.getTypeHandlerFactory().hasTypeHandler(parameterObject.getClass())) {
              value = parameterObject;
            } else {
              value = PROBE.getObject(parameterObject, token);
            }
          }
          if (value != null) {
            newSql.append(String.valueOf(value));
          }

          token = parser.nextToken();
          if (!ELEMENT_TOKEN.equals(token)) {
            throw new SqlMapException("Unterminated dynamic element in sql (" + sql + ").");
          }
          token = null;
        }
      } else {
        if (!ELEMENT_TOKEN.equals(token)) {
          newSql.append(token);
        }
      }

      lastToken = token;
    }

    return newSql.toString();
  }

}

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.sqlmap.engine.mapping.sql.simple;
17
18	import com.ibatis.common.beans.Probe;
19	import com.ibatis.common.beans.ProbeFactory;
20	import com.ibatis.sqlmap.client.SqlMapException;
21	import com.ibatis.sqlmap.engine.impl.SqlMapExecutorDelegate;
22	import com.ibatis.sqlmap.engine.mapping.parameter.ParameterMap;
23	import com.ibatis.sqlmap.engine.mapping.result.ResultMap;
24	import com.ibatis.sqlmap.engine.mapping.sql.Sql;
25	import com.ibatis.sqlmap.engine.scope.StatementScope;
26
27	import java.util.StringTokenizer;
28
29	/**
30	* The Class SimpleDynamicSql.
31	*/
32	public class SimpleDynamicSql implements Sql {
33
34	/** The Constant PROBE. */
35	private static final Probe PROBE = ProbeFactory.getProbe();	1✔
36
37	/** The Constant ELEMENT_TOKEN. */
38	private static final String ELEMENT_TOKEN = "$";
39
40	/** The sql statement. */
41	private String sqlStatement;
42
43	/** The delegate. */
44	private SqlMapExecutorDelegate delegate;
45
46	/**
47	* Instantiates a new simple dynamic sql.
48	*
49	* @param delegate
50	* the delegate
51	* @param sqlStatement
52	* the sql statement
53	*/
54	public SimpleDynamicSql(SqlMapExecutorDelegate delegate, String sqlStatement) {	1✔
55	this.delegate = delegate;	1✔
56	this.sqlStatement = sqlStatement;	1✔
57	}	1✔
58
59	@Override
60	public String getSql(StatementScope statementScope, Object parameterObject) {
61	return processDynamicElements(sqlStatement, parameterObject);	1✔
62	}
63
64	@Override
65	public ParameterMap getParameterMap(StatementScope statementScope, Object parameterObject) {
66	return statementScope.getParameterMap();	1✔
67	}
68
69	@Override
70	public ResultMap getResultMap(StatementScope statementScope, Object parameterObject) {
71	return statementScope.getResultMap();	1✔
72	}
73
74	@Override
75	public void cleanup(StatementScope statementScope) {
76	}	1✔
77
78	/**
79	* Checks if is simple dynamic sql.
80	*
81	* @param sql
82	* the sql
83	*
84	* @return true, if is simple dynamic sql
85	*/
86	public static boolean isSimpleDynamicSql(String sql) {
87	return sql != null && sql.indexOf(ELEMENT_TOKEN) > -1;	1!
88	}
89
90	/**
91	* Process dynamic elements.
92	*
93	* @param sql
94	* the sql
95	* @param parameterObject
96	* the parameter object
97	*
98	* @return the string
99	*/
100	private String processDynamicElements(String sql, Object parameterObject) {
101	StringTokenizer parser = new StringTokenizer(sql, ELEMENT_TOKEN, true);	1✔
102	StringBuilder newSql = new StringBuilder();	1✔
103
104	String token = null;	1✔
105	String lastToken = null;	1✔
106	while (parser.hasMoreTokens()) {	1✔
107	token = parser.nextToken();	1✔
108
109	if (ELEMENT_TOKEN.equals(lastToken)) {	1✔
110	if (ELEMENT_TOKEN.equals(token)) {	1!
111	newSql.append(ELEMENT_TOKEN);	×
112	token = null;	×
113	} else {
114
115	Object value = null;	1✔
116	if (parameterObject != null) {	1!
117	if (delegate.getTypeHandlerFactory().hasTypeHandler(parameterObject.getClass())) {	1✔
118	value = parameterObject;	1✔
119	} else {
120	value = PROBE.getObject(parameterObject, token);	1✔
121	}
122	}
123	if (value != null) {	1!
124	newSql.append(String.valueOf(value));	1✔
125	}
126
127	token = parser.nextToken();	1✔
128	if (!ELEMENT_TOKEN.equals(token)) {	1!
129	throw new SqlMapException("Unterminated dynamic element in sql (" + sql + ").");	×
130	}
131	token = null;	1✔
132	}	1✔
133	} else {
134	if (!ELEMENT_TOKEN.equals(token)) {	1✔
135	newSql.append(token);	1✔
136	}
137	}
138
139	lastToken = token;	1✔
140	}
141
142	return newSql.toString();	1✔
143	}
144
145	}

mybatis / ibatis-2 / 730

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