18597783582

Committed 17 Oct 2025 03:45PM UTC coverage: 68.522% (+0.09%) from 68.437%

Build # 18597783582

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Pull #1467

github

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web-flow

Commit Message

Merge 4e5b40da9 into 46d29352c

Pull Request Pull Request #1467: #907 Add yarn and corepack

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cli/src/main/java/com/devonfw/tools/ide/version/VersionSegment.java

package com.devonfw.tools.ide.version;

import java.util.Objects;

/**
 * Represents a single segment of a {@link VersionIdentifier}.
 */
public class VersionSegment implements VersionObject<VersionSegment> {

  /** Pattern to match a any version that matches the prefix. Value is: {@value} */
  public static final String PATTERN_MATCH_ANY_VERSION = "*!";

  /** Pattern to match a {@link VersionPhase#isStable() stable} version that matches the prefix. Value is: {@value} */
  public static final String PATTERN_MATCH_ANY_STABLE_VERSION = "*";

  private static final VersionSegment EMPTY = new VersionSegment("", "", "", "");

  private final String separator;

  private final VersionLetters letters;

  private final String pattern;

  private final String digits;

  private final int number;

  private VersionSegment next;

  /**
   * The constructor.
   *
   * @param separator the {@link #getSeparator() separator}.
   * @param letters the {@link #getLettersString() letters}.
   * @param digits the {@link #getDigits() digits}.
   */
  VersionSegment(String separator, String letters, String digits) {

    this(separator, letters, digits, "");
  }

  /**
   * The constructor.
   *
   * @param separator the {@link #getSeparator() separator}.
   * @param letters the {@link #getLettersString() letters}.
   * @param digits the {@link #getDigits() digits}.
   * @param pattern the {@link #getPattern() pattern}.
   */
  VersionSegment(String separator, String letters, String digits, String pattern) {

    super();
    this.separator = separator;
    this.letters = VersionLetters.of(letters);
    if (!pattern.isEmpty() && !PATTERN_MATCH_ANY_STABLE_VERSION.equals(pattern)
        && !PATTERN_MATCH_ANY_VERSION.equals(pattern)) {
      throw new IllegalArgumentException("Invalid pattern: " + pattern);
    }
    this.pattern = pattern;
    /*
     * this.lettersLower = this.letters.toLowerCase(Locale.ROOT); String phaseLetters = this.lettersLower.replace('_',
     * '-'); if (phaseLetters.startsWith("pre")) { this.prePhase = true; int preLength = 3; if
     * (phaseLetters.startsWith("pre-")) { preLength = 4; } phaseLetters = phaseLetters.substring(preLength); } else {
     * this.prePhase = false; } this.phase = VersionPhase.of(phaseLetters);
     */
    this.digits = digits;
    if (this.digits.isEmpty()) {
      this.number = -1;
    } else {
      this.number = Integer.parseInt(this.digits);
    }
    if (EMPTY != null) {
      assert (!this.letters.isEmpty() || !this.digits.isEmpty() || !this.separator.isEmpty()
          || !this.pattern.isEmpty());
    }
  }

  /**
   * @return the separator {@link String} (e.g. "." or "-") or the empty {@link String} ("") for none.
   */
  public String getSeparator() {

    return this.separator;
  }

  /**
   * @return the letters or the empty {@link String} ("") for none. In canonical {@link VersionIdentifier}s letters indicate the development phase (e.g. "pre",
   *     "rc", "alpha", "beta", "milestone", "test", "dev", "SNAPSHOT", etc.). However, letters are technically any
   *     {@link Character#isLetter(char) letter characters} and may also be something like a code-name (e.g. "Cupcake", "Donut", "Eclair", "Froyo",
   *     "Gingerbread", "Honeycomb", "Ice Cream Sandwich", "Jelly Bean" in case of Android internals). Please note that in such case it is impossible to
   *     properly decide which version is greater than another versions. To avoid mistakes, the comparison supports a strict mode that will let the comparison
   *     fail in such case. However, by default (e.g. for {@link Comparable#compareTo(Object)}) the default {@link String#compareTo(String) string comparison}
   *     (lexicographical) is used to ensure a natural order.
   * @see #getPhase()
   */
  public String getLettersString() {

    return this.letters.getLetters();
  }

  /**
   * @return the {@link VersionLetters}.
   */
  public VersionLetters getLetters() {

    return this.letters;
  }

  /**
   * @return the {@link VersionPhase} for the {@link #getLettersString() letters}. Will be {@link VersionPhase#UNDEFINED} if unknown and hence never
   *     {@code null}.
   * @see #getLettersString()
   */
  public VersionPhase getPhase() {

    return this.letters.getPhase();
  }

  /**
   * @return the digits or the empty {@link String} ("") for none. This is the actual {@link #getNumber() number} part of this {@link VersionSegment}. So the
   *     {@link VersionIdentifier} "1.0.001" will have three segments: The first one with "1" as digits, the second with "0" as digits, and a third with "001"
   *     as digits. You can get the same value via {@link #getNumber()} but this {@link String} representation will preserve leading zeros.
   */
  public String getDigits() {

    return this.digits;
  }

  /**
   * @return the {@link #getDigits() digits} and integer number. Will be {@code -1} if no {@link #getDigits() digits} are present.
   */
  public int getNumber() {

    return this.number;
  }

  /**
   * @return the potential pattern that is {@link #PATTERN_MATCH_ANY_STABLE_VERSION}, {@link #PATTERN_MATCH_ANY_VERSION}, or for no pattern the empty
   *     {@link String}.
   */
  public String getPattern() {

    return this.pattern;
  }

  /**
   * @return {@code true} if {@link #getPattern() pattern} is NOT {@link String#isEmpty() empty}.
   */
  public boolean isPattern() {

    return !this.pattern.isEmpty();
  }

  /**
   * @return the next {@link VersionSegment} or {@code null} if this is the tail of the {@link VersionIdentifier}.
   */
  public VersionSegment getNextOrNull() {

    return this.next;
  }

  /**
   * @return the next {@link VersionSegment} or the {@link #ofEmpty() empty segment} if this is the tail of the {@link VersionIdentifier}.
   */
  public VersionSegment getNextOrEmpty() {

    if (this.next == null) {
      return EMPTY;
    }
    return this.next;
  }

  /**
   * @return {@code true} if this is the empty {@link VersionSegment}, {@code false} otherwise.
   */
  public boolean isEmpty() {

    return (this == EMPTY);
  }

  /**
   * A valid {@link VersionSegment} has to meet the following requirements:
   * <ul>
   * <li>The {@link #getSeparator() separator} may not be {@link String#length() longer} than a single character (e.g.
   * ".-_1" or "--1" are not considered valid).</li>
   * <li>The {@link #getSeparator() separator} may only contain the characters '.', '-', or '_' (e.g. " 1" or "ö1" are
   * not considered valid).</li>
   * <li>The combination of {@link #getPhase() phase} and {@link #getNumber() number} has to be
   * {@link VersionPhase#isValid(int) valid} (e.g. "pineapple-pen1" or "donut" are not considered valid).</li>
   * </ul>
   */
  @Override
  public boolean isValid() {

    if (!this.pattern.isEmpty()) {
      return false;
    }
    int separatorLen = this.separator.length();
    if (separatorLen > 1) {
      return false;
    } else if (separatorLen == 1) {
      if (!CharCategory.isValidSeparator(this.separator.charAt(0))) {
        return false;
      }
    }
    return this.letters.getPhase().isValid(this.number);
  }

  @Override
  public VersionComparisonResult compareVersion(VersionSegment other) {

    if (other == null) {
      return VersionComparisonResult.GREATER_UNSAFE;
    }
    VersionComparisonResult lettersResult = this.letters.compareVersion(other.letters);
    if (!lettersResult.isEqual()) {
      return lettersResult;
    }
    if (!"_".equals(this.separator) && "_".equals(other.separator)) {
      if ("".equals(this.separator)) {
        return VersionComparisonResult.LESS;
      } else {
        return VersionComparisonResult.GREATER;
      }
    } else if ("_".equals(this.separator) && !"_".equals(other.separator)) {
      if ("".equals(other.separator)) {
        return VersionComparisonResult.GREATER;
      } else {
        return VersionComparisonResult.LESS;
      }
    }

    if (this.number != other.number) {
      if ((this.number < 0) && isPattern()) {
        return VersionComparisonResult.LESS_UNSAFE;
      } else if ((other.number < 0) && other.isPattern()) {
        return VersionComparisonResult.GREATER_UNSAFE;
      } else if (this.number < other.number) {
        return VersionComparisonResult.LESS;
      } else {
        return VersionComparisonResult.GREATER;
      }
    } else if (this.separator.equals(other.separator)) {
      return VersionComparisonResult.EQUAL;
    } else {
      return VersionComparisonResult.EQUAL_UNSAFE;
    }
  }

  /**
   * Matches a {@link VersionSegment} with a potential {@link #getPattern() pattern} against another {@link VersionSegment}. This operation may not always be
   * symmetric.
   *
   * @param other the {@link VersionSegment} to match against.
   * @return the {@link VersionMatchResult} of the match.
   */
  public VersionMatchResult matches(VersionSegment other) {

    if (other == null) {
      return VersionMatchResult.MISMATCH;
    }
    if (isEmpty() && other.isEmpty()) {
      return VersionMatchResult.MATCH;
    }
    boolean isPattern = isPattern();
    if (isPattern) {
      if (!this.digits.isEmpty()) {
        if (this.number != other.number) {
          return VersionMatchResult.MISMATCH;
        }
      }
      if (!this.separator.isEmpty()) {
        if (!this.separator.equals(other.separator)) {
          return VersionMatchResult.MISMATCH;
        }
      }
    } else {
      if ((this.number != other.number) || !this.separator.equals(other.separator)) {
        return VersionMatchResult.MISMATCH;
      }
    }
    VersionMatchResult result = this.letters.matches(other.letters, isPattern);
    if (isPattern && (result == VersionMatchResult.EQUAL)) {
      if (this.pattern.equals(PATTERN_MATCH_ANY_STABLE_VERSION)) {
        VersionLetters developmentPhase = other.getDevelopmentPhase();
        if (developmentPhase.isUnstable()) {
          return VersionMatchResult.MISMATCH;
        }
        return VersionMatchResult.MATCH;
      } else if (this.pattern.equals(PATTERN_MATCH_ANY_VERSION)) {
        return VersionMatchResult.MATCH;
      } else {
        throw new IllegalStateException("Pattern=" + this.pattern);
      }
    }
    return result;
  }

  /**
   * @return the {@link VersionLetters} that represent a {@link VersionLetters#isDevelopmentPhase() development phase} searching from this
   * {@link VersionSegment} to all {@link #getNextOrNull() next segments}. Will be {@link VersionPhase#NONE} if no
   * {@link VersionPhase#isDevelopmentPhase() development phase} was found and {@link VersionPhase#UNDEFINED} if multiple
   * {@link VersionPhase#isDevelopmentPhase() development phase}s have been found.
   * @see VersionIdentifier#getDevelopmentPhase()
   */
  protected VersionLetters getDevelopmentPhase() {

    VersionLetters result = VersionLetters.EMPTY;
    VersionSegment segment = this;
    while (segment != null) {
      if (segment.letters.isDevelopmentPhase()) {
        if (result == VersionLetters.EMPTY) {
          result = segment.letters;
        } else {
          result = VersionLetters.UNDEFINED;
        }
      }
      segment = segment.next;
    }
    return result;
  }

  @Override
  public boolean equals(Object obj) {

    if (obj == this) {
      return true;
    } else if (!(obj instanceof VersionSegment)) {
      return false;
    }
    VersionSegment other = (VersionSegment) obj;
    if (!Objects.equals(this.digits, other.digits)) {
      return false;
    } else if (!Objects.equals(this.separator, other.separator)) {
      return false;
    } else if (!Objects.equals(this.letters, other.letters)) {
      return false;
    } else if (!Objects.equals(this.pattern, other.pattern)) {
      return false;
    } else if (!Objects.equals(this.next, other.next)) {
      return false;
    }
    return true;
  }

  @Override
  public String toString() {

    return this.separator + this.letters + this.digits + this.pattern;
  }

  /**
   * @return the {@link #isEmpty() empty} {@link VersionSegment} instance.
   */
  public static VersionSegment ofEmpty() {

    return EMPTY;
  }

  static VersionSegment of(String version) {

    CharReader reader = new CharReader(version);
    VersionSegment start = null;
    VersionSegment current = null;
    while (reader.hasNext()) {
      VersionSegment segment = parseSegment(reader);
      if (current == null) {
        start = segment;
      } else {
        current.next = segment;
      }
      current = segment;
    }
    return start;
  }

  private static VersionSegment parseSegment(CharReader reader) {

    String separator = reader.readSeparator();
    String letters = reader.readLetters();
    String digits = reader.readDigits();
    String pattern = reader.readPattern();
    return new VersionSegment(separator, letters, digits, pattern);
  }

}

1	package com.devonfw.tools.ide.version;
2
3	import java.util.Objects;
4
5	/**
6	* Represents a single segment of a {@link VersionIdentifier}.
7	*/
8	public class VersionSegment implements VersionObject<VersionSegment> {
9
10	/** Pattern to match a any version that matches the prefix. Value is: {@value} */
11	public static final String PATTERN_MATCH_ANY_VERSION = "*!";
12
13	/** Pattern to match a {@link VersionPhase#isStable() stable} version that matches the prefix. Value is: {@value} */
14	public static final String PATTERN_MATCH_ANY_STABLE_VERSION = "*";
15
16	private static final VersionSegment EMPTY = new VersionSegment("", "", "", "");	9✔
17
18	private final String separator;
19
20	private final VersionLetters letters;
21
22	private final String pattern;
23
24	private final String digits;
25
26	private final int number;
27
28	private VersionSegment next;
29
30	/**
31	* The constructor.
32	*
33	* @param separator the {@link #getSeparator() separator}.
34	* @param letters the {@link #getLettersString() letters}.
35	* @param digits the {@link #getDigits() digits}.
36	*/
37	VersionSegment(String separator, String letters, String digits) {
38
39	this(separator, letters, digits, "");	6✔
40	}	1✔
41
42	/**
43	* The constructor.
44	*
45	* @param separator the {@link #getSeparator() separator}.
46	* @param letters the {@link #getLettersString() letters}.
47	* @param digits the {@link #getDigits() digits}.
48	* @param pattern the {@link #getPattern() pattern}.
49	*/
50	VersionSegment(String separator, String letters, String digits, String pattern) {
51
52	super();	2✔
53	this.separator = separator;	3✔
54	this.letters = VersionLetters.of(letters);	4✔
55	if (!pattern.isEmpty() && !PATTERN_MATCH_ANY_STABLE_VERSION.equals(pattern)	9✔
56	&& !PATTERN_MATCH_ANY_VERSION.equals(pattern)) {	2!
57	throw new IllegalArgumentException("Invalid pattern: " + pattern);	×
58	}
59	this.pattern = pattern;	3✔
60	/*
61	* this.lettersLower = this.letters.toLowerCase(Locale.ROOT); String phaseLetters = this.lettersLower.replace('_',
62	* '-'); if (phaseLetters.startsWith("pre")) { this.prePhase = true; int preLength = 3; if
63	* (phaseLetters.startsWith("pre-")) { preLength = 4; } phaseLetters = phaseLetters.substring(preLength); } else {
64	* this.prePhase = false; } this.phase = VersionPhase.of(phaseLetters);
65	*/
66	this.digits = digits;	3✔
67	if (this.digits.isEmpty()) {	4✔
68	this.number = -1;	4✔
69	} else {
70	this.number = Integer.parseInt(this.digits);	5✔
71	}
72	if (EMPTY != null) {	2✔
73	assert (!this.letters.isEmpty() \|\| !this.digits.isEmpty() \|\| !this.separator.isEmpty()	15✔
74	\|\| !this.pattern.isEmpty());	2!
75	}
76	}	1✔
77
78	/**
79	* @return the separator {@link String} (e.g. "." or "-") or the empty {@link String} ("") for none.
80	*/
81	public String getSeparator() {
82
83	return this.separator;	3✔
84	}
85
86	/**
87	* @return the letters or the empty {@link String} ("") for none. In canonical {@link VersionIdentifier}s letters indicate the development phase (e.g. "pre",
88	* "rc", "alpha", "beta", "milestone", "test", "dev", "SNAPSHOT", etc.). However, letters are technically any
89	* {@link Character#isLetter(char) letter characters} and may also be something like a code-name (e.g. "Cupcake", "Donut", "Eclair", "Froyo",
90	* "Gingerbread", "Honeycomb", "Ice Cream Sandwich", "Jelly Bean" in case of Android internals). Please note that in such case it is impossible to
91	* properly decide which version is greater than another versions. To avoid mistakes, the comparison supports a strict mode that will let the comparison
92	* fail in such case. However, by default (e.g. for {@link Comparable#compareTo(Object)}) the default {@link String#compareTo(String) string comparison}
93	* (lexicographical) is used to ensure a natural order.
94	* @see #getPhase()
95	*/
96	public String getLettersString() {
97
98	return this.letters.getLetters();	4✔
99	}
100
101	/**
102	* @return the {@link VersionLetters}.
103	*/
104	public VersionLetters getLetters() {
105
106	return this.letters;	3✔
107	}
108
109	/**
110	* @return the {@link VersionPhase} for the {@link #getLettersString() letters}. Will be {@link VersionPhase#UNDEFINED} if unknown and hence never
111	* {@code null}.
112	* @see #getLettersString()
113	*/
114	public VersionPhase getPhase() {
115
116	return this.letters.getPhase();	4✔
117	}
118
119	/**
120	* @return the digits or the empty {@link String} ("") for none. This is the actual {@link #getNumber() number} part of this {@link VersionSegment}. So the
121	* {@link VersionIdentifier} "1.0.001" will have three segments: The first one with "1" as digits, the second with "0" as digits, and a third with "001"
122	* as digits. You can get the same value via {@link #getNumber()} but this {@link String} representation will preserve leading zeros.
123	*/
124	public String getDigits() {
125
126	return this.digits;	3✔
127	}
128
129	/**
130	* @return the {@link #getDigits() digits} and integer number. Will be {@code -1} if no {@link #getDigits() digits} are present.
131	*/
132	public int getNumber() {
133
134	return this.number;	3✔
135	}
136
137	/**
138	* @return the potential pattern that is {@link #PATTERN_MATCH_ANY_STABLE_VERSION}, {@link #PATTERN_MATCH_ANY_VERSION}, or for no pattern the empty
139	* {@link String}.
140	*/
141	public String getPattern() {
142
143	return this.pattern;	3✔
144	}
145
146	/**
147	* @return {@code true} if {@link #getPattern() pattern} is NOT {@link String#isEmpty() empty}.
148	*/
149	public boolean isPattern() {
150
151	return !this.pattern.isEmpty();	8✔
152	}
153
154	/**
155	* @return the next {@link VersionSegment} or {@code null} if this is the tail of the {@link VersionIdentifier}.
156	*/
157	public VersionSegment getNextOrNull() {
158
159	return this.next;	3✔
160	}
161
162	/**
163	* @return the next {@link VersionSegment} or the {@link #ofEmpty() empty segment} if this is the tail of the {@link VersionIdentifier}.
164	*/
165	public VersionSegment getNextOrEmpty() {
166
167	if (this.next == null) {	3✔
168	return EMPTY;	2✔
169	}
170	return this.next;	3✔
171	}
172
173	/**
174	* @return {@code true} if this is the empty {@link VersionSegment}, {@code false} otherwise.
175	*/
176	public boolean isEmpty() {
177
178	return (this == EMPTY);	7✔
179	}
180
181	/**
182	* A valid {@link VersionSegment} has to meet the following requirements:
183	* <ul>
184	* <li>The {@link #getSeparator() separator} may not be {@link String#length() longer} than a single character (e.g.
185	* ".-_1" or "--1" are not considered valid).</li>
186	* <li>The {@link #getSeparator() separator} may only contain the characters '.', '-', or '_' (e.g. " 1" or "ö1" are
187	* not considered valid).</li>
188	* <li>The combination of {@link #getPhase() phase} and {@link #getNumber() number} has to be
189	* {@link VersionPhase#isValid(int) valid} (e.g. "pineapple-pen1" or "donut" are not considered valid).</li>
190	* </ul>
191	*/
192	@Override
193	public boolean isValid() {
194
195	if (!this.pattern.isEmpty()) {	4✔
196	return false;	2✔
197	}
198	int separatorLen = this.separator.length();	4✔
199	if (separatorLen > 1) {	3✔
200	return false;	2✔
201	} else if (separatorLen == 1) {	3✔
202	if (!CharCategory.isValidSeparator(this.separator.charAt(0))) {	6✔
203	return false;	2✔
204	}
205	}
206	return this.letters.getPhase().isValid(this.number);	7✔
207	}
208
209	@Override
210	public VersionComparisonResult compareVersion(VersionSegment other) {
211
212	if (other == null) {	2!
213	return VersionComparisonResult.GREATER_UNSAFE;	×
214	}
215	VersionComparisonResult lettersResult = this.letters.compareVersion(other.letters);	6✔
216	if (!lettersResult.isEqual()) {	3✔
217	return lettersResult;	2✔
218	}
219	if (!"_".equals(this.separator) && "_".equals(other.separator)) {	10✔
220	if ("".equals(this.separator)) {	5!
221	return VersionComparisonResult.LESS;	×
222	} else {
223	return VersionComparisonResult.GREATER;	2✔
224	}
225	} else if ("_".equals(this.separator) && !"_".equals(other.separator)) {	10!
226	if ("".equals(other.separator)) {	5✔
227	return VersionComparisonResult.GREATER;	2✔
228	} else {
229	return VersionComparisonResult.LESS;	2✔
230	}
231	}
232
233	if (this.number != other.number) {	5✔
234	if ((this.number < 0) && isPattern()) {	6✔
235	return VersionComparisonResult.LESS_UNSAFE;	2✔
236	} else if ((other.number < 0) && other.isPattern()) {	6!
237	return VersionComparisonResult.GREATER_UNSAFE;	×
238	} else if (this.number < other.number) {	5✔
239	return VersionComparisonResult.LESS;	2✔
240	} else {
241	return VersionComparisonResult.GREATER;	2✔
242	}
243	} else if (this.separator.equals(other.separator)) {	6✔
244	return VersionComparisonResult.EQUAL;	2✔
245	} else {
246	return VersionComparisonResult.EQUAL_UNSAFE;	2✔
247	}
248	}
249
250	/**
251	* Matches a {@link VersionSegment} with a potential {@link #getPattern() pattern} against another {@link VersionSegment}. This operation may not always be
252	* symmetric.
253	*
254	* @param other the {@link VersionSegment} to match against.
255	* @return the {@link VersionMatchResult} of the match.
256	*/
257	public VersionMatchResult matches(VersionSegment other) {
258
259	if (other == null) {	2!
260	return VersionMatchResult.MISMATCH;	×
261	}
262	if (isEmpty() && other.isEmpty()) {	6!
263	return VersionMatchResult.MATCH;	2✔
264	}
265	boolean isPattern = isPattern();	3✔
266	if (isPattern) {	2✔
267	if (!this.digits.isEmpty()) {	4✔
268	if (this.number != other.number) {	5✔
269	return VersionMatchResult.MISMATCH;	2✔
270	}
271	}
272	if (!this.separator.isEmpty()) {	4✔
273	if (!this.separator.equals(other.separator)) {	6✔
274	return VersionMatchResult.MISMATCH;	2✔
275	}
276	}
277	} else {
278	if ((this.number != other.number) \|\| !this.separator.equals(other.separator)) {	11!
279	return VersionMatchResult.MISMATCH;	2✔
280	}
281	}
282	VersionMatchResult result = this.letters.matches(other.letters, isPattern);	7✔
283	if (isPattern && (result == VersionMatchResult.EQUAL)) {	5!
284	if (this.pattern.equals(PATTERN_MATCH_ANY_STABLE_VERSION)) {	5✔
285	VersionLetters developmentPhase = other.getDevelopmentPhase();	3✔
286	if (developmentPhase.isUnstable()) {	3✔
287	return VersionMatchResult.MISMATCH;	2✔
288	}
289	return VersionMatchResult.MATCH;	2✔
290	} else if (this.pattern.equals(PATTERN_MATCH_ANY_VERSION)) {	5!
291	return VersionMatchResult.MATCH;	2✔
292	} else {
293	throw new IllegalStateException("Pattern=" + this.pattern);	×
294	}
295	}
296	return result;	2✔
297	}
298
299	/**
300	* @return the {@link VersionLetters} that represent a {@link VersionLetters#isDevelopmentPhase() development phase} searching from this
301	* {@link VersionSegment} to all {@link #getNextOrNull() next segments}. Will be {@link VersionPhase#NONE} if no
302	* {@link VersionPhase#isDevelopmentPhase() development phase} was found and {@link VersionPhase#UNDEFINED} if multiple
303	* {@link VersionPhase#isDevelopmentPhase() development phase}s have been found.
304	* @see VersionIdentifier#getDevelopmentPhase()
305	*/
306	protected VersionLetters getDevelopmentPhase() {
307
308	VersionLetters result = VersionLetters.EMPTY;	2✔
309	VersionSegment segment = this;	2✔
310	while (segment != null) {	2✔
311	if (segment.letters.isDevelopmentPhase()) {	4✔
312	if (result == VersionLetters.EMPTY) {	3!
313	result = segment.letters;	4✔
314	} else {
315	result = VersionLetters.UNDEFINED;	×
316	}
317	}
318	segment = segment.next;	4✔
319	}
320	return result;	2✔
321	}
322
323	@Override
324	public boolean equals(Object obj) {
325
326	if (obj == this) {	3!
327	return true;	×
328	} else if (!(obj instanceof VersionSegment)) {	3✔
329	return false;	2✔
330	}
331	VersionSegment other = (VersionSegment) obj;	3✔
332	if (!Objects.equals(this.digits, other.digits)) {	6✔
333	return false;	2✔
334	} else if (!Objects.equals(this.separator, other.separator)) {	6!
335	return false;	×
336	} else if (!Objects.equals(this.letters, other.letters)) {	6!
337	return false;	×
338	} else if (!Objects.equals(this.pattern, other.pattern)) {	6!
339	return false;	×
340	} else if (!Objects.equals(this.next, other.next)) {	6✔
341	return false;	2✔
342	}
343	return true;	2✔
344	}
345
346	@Override
347	public String toString() {
348
349	return this.separator + this.letters + this.digits + this.pattern;	11✔
350	}
351
352	/**
353	* @return the {@link #isEmpty() empty} {@link VersionSegment} instance.
354	*/
355	public static VersionSegment ofEmpty() {
356
357	return EMPTY;	2✔
358	}
359
360	static VersionSegment of(String version) {
361
362	CharReader reader = new CharReader(version);	5✔
363	VersionSegment start = null;	2✔
364	VersionSegment current = null;	2✔
365	while (reader.hasNext()) {	3✔
366	VersionSegment segment = parseSegment(reader);	3✔
367	if (current == null) {	2✔
368	start = segment;	3✔
369	} else {
370	current.next = segment;	3✔
371	}
372	current = segment;	2✔
373	}	1✔
374	return start;	2✔
375	}
376
377	private static VersionSegment parseSegment(CharReader reader) {
378
379	String separator = reader.readSeparator();	3✔
380	String letters = reader.readLetters();	3✔
381	String digits = reader.readDigits();	3✔
382	String pattern = reader.readPattern();	3✔
383	return new VersionSegment(separator, letters, digits, pattern);	8✔
384	}
385
386	}

devonfw / IDEasy / 18597783582

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