#375

Committed 24 Sep 2023 01:30AM CUT coverage: 82.545%. Remained the same

Build # #375

Build Type

Pull #187

github

Committed by

web-flow

Commit Message

Merge 833f74f79 into df890ab13

Pull Request Pull Request #187: Update dependency org.mybatis:mybatis-parent to v39

Run Details

506 of 613 relevant lines covered (82.54%)

0.83 hits per line

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79.79

/src/main/java/org/mybatis/scripting/velocity/InDirective.java

/*
 *    Copyright 2012-2022 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 org.mybatis.scripting.velocity;

import java.io.IOException;
import java.io.StringWriter;
import java.io.Writer;
import java.util.Iterator;

import org.apache.velocity.context.InternalContextAdapter;
import org.apache.velocity.exception.TemplateInitException;
import org.apache.velocity.exception.VelocityException;
import org.apache.velocity.runtime.RuntimeServices;
import org.apache.velocity.runtime.directive.StopCommand;
import org.apache.velocity.runtime.parser.node.ASTReference;
import org.apache.velocity.runtime.parser.node.ASTStringLiteral;
import org.apache.velocity.runtime.parser.node.Node;
import org.apache.velocity.runtime.parser.node.ParserTreeConstants;
import org.apache.velocity.util.introspection.Info;

/**
 * #in($collection $item COLUMN).
 */
public class InDirective extends RepeatDirective {

  /**
   * Immutable fields
   */
  private String var;

  private String open = "(";

  private String close = ")";

  private String separator = ", ";

  private String column = "";

  @Override
  public String getName() {
    return "in";
  }

  @Override
  public void init(RuntimeServices rs, InternalContextAdapter context, Node node) {
    super.init(rs, context, node);
    final int n = node.jjtGetNumChildren() - 1;
    for (int i = 1; i < n; i++) {
      Node child = node.jjtGetChild(i);
      if (i == 1) {
        if (child.getType() == ParserTreeConstants.JJTREFERENCE) {
          this.var = ((ASTReference) child).getRootString();
        } else {
          throw new TemplateInitException("Syntax error", getTemplateName(), getLine(), getColumn());
        }
      } else if (child.getType() == ParserTreeConstants.JJTSTRINGLITERAL) {
        String value = (String) ((ASTStringLiteral) child).value(context);
        if (i == 2) {
          this.column = value;
        }
      } else {
        throw new TemplateInitException("Syntax error", getTemplateName(), getLine(), getColumn());
      }
    }
    this.uberInfo = new Info(this.getTemplateName(), getLine(), getColumn());
  }

  @Override
  public boolean render(InternalContextAdapter context, Writer writer, Node node) throws IOException {
    Object listObject = node.jjtGetChild(0).value(context);
    if (listObject == null) {
      return false;
    }

    Iterator<?> iterator = null;

    try {
      iterator = this.rsvc.getUberspect().getIterator(listObject, this.uberInfo);
    } catch (RuntimeException e) {
      throw e;
    } catch (Exception ee) {
      String msg = "Error getting iterator for #in at " + this.uberInfo;
      this.rsvc.getLog().error(msg, ee);
      throw new VelocityException(msg, ee);
    }

    if (iterator == null) {
      throw new VelocityException("Invalid collection");
    }

    int counter = 0;
    Object o = context.get(this.var);

    ParameterMappingCollector collector = (ParameterMappingCollector) context
        .get(SQLScriptSource.MAPPING_COLLECTOR_KEY);
    String savedItemKey = collector.getItemKey();
    collector.setItemKey(this.var);
    RepeatScope foreach = new RepeatScope(this, context.get(getName()), this.var);
    context.put(getName(), foreach);

    NullHolderContext nullHolderContext = null;
    Object value = null;
    StringWriter buffer = new StringWriter();

    while (iterator.hasNext()) {

      if (counter % MAX_IN_CLAUSE_SIZE == 0) {
        buffer.append(this.open); // Group begins
        buffer.append(this.column);
        buffer.append(" IN ");
        buffer.append(this.open); // In starts
      }

      value = iterator.next();
      put(context, this.var, value);
      foreach.index++;
      foreach.hasNext = iterator.hasNext();

      try {
        if (value == null) {
          if (nullHolderContext == null) {
            nullHolderContext = new NullHolderContext(this.var, context);
          }
          node.jjtGetChild(node.jjtGetNumChildren() - 1).render(nullHolderContext, buffer);
        } else {
          node.jjtGetChild(node.jjtGetNumChildren() - 1).render(context, buffer);
        }
      } catch (StopCommand stop) {
        if (stop.isFor(this)) {
          break;
        }
        clean(context, o, collector, savedItemKey);
        // close does not perform any action and this is here
        // to avoid eclipse reporting possible leak.
        buffer.close();
        throw stop;
      }
      counter++;

      if ((counter > 0 && counter % MAX_IN_CLAUSE_SIZE == 0) || !iterator.hasNext()) {
        buffer.append(this.close); // In ends
        buffer.append(this.close); // Group ends
        if (iterator.hasNext()) {
          buffer.append(" OR ");
        }
      } else if (iterator.hasNext()) {
        buffer.append(this.separator);
      }

    }
    String content = buffer.toString().trim();
    if (!"".equals(content)) {
      writer.append(this.open);
      writer.append(content);
      writer.append(this.close);
    } else {
      writer.append(this.open);
      writer.append(this.open);
      writer.append(this.column);
      writer.append(" NOT IN ");
      writer.append(this.open);
      writer.append(" NULL ");
      writer.append(this.close);
      writer.append(this.close);
      writer.append(this.close);
    }
    clean(context, o, collector, savedItemKey);
    return true;
  }

  @Override
  public int getType() {
    return BLOCK;
  }

}

1	/*
2	* Copyright 2012-2022 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	* 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 org.mybatis.scripting.velocity;
17
18	import java.io.IOException;
19	import java.io.StringWriter;
20	import java.io.Writer;
21	import java.util.Iterator;
22
23	import org.apache.velocity.context.InternalContextAdapter;
24	import org.apache.velocity.exception.TemplateInitException;
25	import org.apache.velocity.exception.VelocityException;
26	import org.apache.velocity.runtime.RuntimeServices;
27	import org.apache.velocity.runtime.directive.StopCommand;
28	import org.apache.velocity.runtime.parser.node.ASTReference;
29	import org.apache.velocity.runtime.parser.node.ASTStringLiteral;
30	import org.apache.velocity.runtime.parser.node.Node;
31	import org.apache.velocity.runtime.parser.node.ParserTreeConstants;
32	import org.apache.velocity.util.introspection.Info;
33
34	/**
35	* #in($collection $item COLUMN).
36	*/
37	public class InDirective extends RepeatDirective {	1✔
38
39	/**
40	* Immutable fields
41	*/
42	private String var;
43
44	private String open = "(";	1✔
45
46	private String close = ")";	1✔
47
48	private String separator = ", ";	1✔
49
50	private String column = "";	1✔
51
52	@Override
53	public String getName() {
54	return "in";	1✔
55	}
56
57	@Override
58	public void init(RuntimeServices rs, InternalContextAdapter context, Node node) {
59	super.init(rs, context, node);	1✔
60	final int n = node.jjtGetNumChildren() - 1;	1✔
61	for (int i = 1; i < n; i++) {	1✔
62	Node child = node.jjtGetChild(i);	1✔
63	if (i == 1) {	1✔
64	if (child.getType() == ParserTreeConstants.JJTREFERENCE) {	1✔
65	this.var = ((ASTReference) child).getRootString();	1✔
66	} else {
67	throw new TemplateInitException("Syntax error", getTemplateName(), getLine(), getColumn());	×
68	}
69	} else if (child.getType() == ParserTreeConstants.JJTSTRINGLITERAL) {	1✔
70	String value = (String) ((ASTStringLiteral) child).value(context);	1✔
71	if (i == 2) {	1✔
72	this.column = value;	1✔
73	}
74	} else {	1✔
75	throw new TemplateInitException("Syntax error", getTemplateName(), getLine(), getColumn());	×
76	}
77	}
78	this.uberInfo = new Info(this.getTemplateName(), getLine(), getColumn());	1✔
79	}	1✔
80
81	@Override
82	public boolean render(InternalContextAdapter context, Writer writer, Node node) throws IOException {
83	Object listObject = node.jjtGetChild(0).value(context);	1✔
84	if (listObject == null) {	1✔
85	return false;	×
86	}
87
88	Iterator<?> iterator = null;	1✔
89
90	try {
91	iterator = this.rsvc.getUberspect().getIterator(listObject, this.uberInfo);	1✔
92	} catch (RuntimeException e) {	×
93	throw e;	×
94	} catch (Exception ee) {	×
95	String msg = "Error getting iterator for #in at " + this.uberInfo;	×
96	this.rsvc.getLog().error(msg, ee);	×
97	throw new VelocityException(msg, ee);	×
98	}	1✔
99
100	if (iterator == null) {	1✔
101	throw new VelocityException("Invalid collection");	×
102	}
103
104	int counter = 0;	1✔
105	Object o = context.get(this.var);	1✔
106
107	ParameterMappingCollector collector = (ParameterMappingCollector) context	1✔
108	.get(SQLScriptSource.MAPPING_COLLECTOR_KEY);	1✔
109	String savedItemKey = collector.getItemKey();	1✔
110	collector.setItemKey(this.var);	1✔
111	RepeatScope foreach = new RepeatScope(this, context.get(getName()), this.var);	1✔
112	context.put(getName(), foreach);	1✔
113
114	NullHolderContext nullHolderContext = null;	1✔
115	Object value = null;	1✔
116	StringWriter buffer = new StringWriter();	1✔
117
118	while (iterator.hasNext()) {	1✔
119
120	if (counter % MAX_IN_CLAUSE_SIZE == 0) {	1✔
121	buffer.append(this.open); // Group begins	1✔
122	buffer.append(this.column);	1✔
123	buffer.append(" IN ");	1✔
124	buffer.append(this.open); // In starts	1✔
125	}
126
127	value = iterator.next();	1✔
128	put(context, this.var, value);	1✔
129	foreach.index++;	1✔
130	foreach.hasNext = iterator.hasNext();	1✔
131
132	try {
133	if (value == null) {	1✔
134	if (nullHolderContext == null) {	×
135	nullHolderContext = new NullHolderContext(this.var, context);	×
136	}
137	node.jjtGetChild(node.jjtGetNumChildren() - 1).render(nullHolderContext, buffer);	×
138	} else {
139	node.jjtGetChild(node.jjtGetNumChildren() - 1).render(context, buffer);	1✔
140	}
141	} catch (StopCommand stop) {	×
142	if (stop.isFor(this)) {	×
143	break;	×
144	}
145	clean(context, o, collector, savedItemKey);	×
146	// close does not perform any action and this is here
147	// to avoid eclipse reporting possible leak.
148	buffer.close();	×
149	throw stop;	×
150	}	1✔
151	counter++;	1✔
152
153	if ((counter > 0 && counter % MAX_IN_CLAUSE_SIZE == 0) \|\| !iterator.hasNext()) {	1✔
154	buffer.append(this.close); // In ends	1✔
155	buffer.append(this.close); // Group ends	1✔
156	if (iterator.hasNext()) {	1✔
157	buffer.append(" OR ");	1✔
158	}
159	} else if (iterator.hasNext()) {	1✔
160	buffer.append(this.separator);	1✔
161	}
162
163	}
164	String content = buffer.toString().trim();	1✔
165	if (!"".equals(content)) {	1✔
166	writer.append(this.open);	1✔
167	writer.append(content);	1✔
168	writer.append(this.close);	1✔
169	} else {
170	writer.append(this.open);	1✔
171	writer.append(this.open);	1✔
172	writer.append(this.column);	1✔
173	writer.append(" NOT IN ");	1✔
174	writer.append(this.open);	1✔
175	writer.append(" NULL ");	1✔
176	writer.append(this.close);	1✔
177	writer.append(this.close);	1✔
178	writer.append(this.close);	1✔
179	}
180	clean(context, o, collector, savedItemKey);	1✔
181	return true;	1✔
182	}
183
184	@Override
185	public int getType() {
186	return BLOCK;	1✔
187	}
188
189	}

mybatis / velocity-scripting / #375

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