11061200804

Committed 26 Sep 2024 10:27PM UTC coverage: 66.053% (-0.05%) from 66.107%

Build # 11061200804

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push

github

Committed by

web-flow

Commit Message

#593: #651: #564: #439: fixed bugs, refactored tool dependencies (#652)

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87.5

cli/src/main/java/com/devonfw/tools/ide/commandlet/Commandlet.java

package com.devonfw.tools.ide.commandlet;

import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Objects;

import com.devonfw.tools.ide.context.IdeContext;
import com.devonfw.tools.ide.nls.NlsBundle;
import com.devonfw.tools.ide.property.KeywordProperty;
import com.devonfw.tools.ide.property.Property;
import com.devonfw.tools.ide.tool.ToolCommandlet;
import com.devonfw.tools.ide.validation.ValidationResult;
import com.devonfw.tools.ide.validation.ValidationState;
import com.devonfw.tools.ide.version.VersionIdentifier;

/**
 * A {@link Commandlet} is a sub-command of the IDE CLI.
 */
public abstract class Commandlet {

  /** The {@link IdeContext} instance. */
  protected final IdeContext context;

  private final List<Property<?>> propertiesList;

  private final List<Property<?>> properties;

  private final List<Property<?>> valuesList;

  private final List<Property<?>> values;

  private final Map<String, Property<?>> optionMap;

  private Property<?> multiValued;

  private String firstKeyword;

  /**
   * The constructor.
   *
   * @param context the {@link IdeContext}.
   */
  public Commandlet(IdeContext context) {

    super();
    this.context = context;
    this.propertiesList = new ArrayList<>();
    this.properties = Collections.unmodifiableList(this.propertiesList);
    this.valuesList = new ArrayList<>();
    this.values = Collections.unmodifiableList(this.valuesList);
    this.optionMap = new HashMap<>();
  }

  /**
   * @return the {@link List} with all {@link Property properties} of this {@link Commandlet}.
   */
  public List<Property<?>> getProperties() {

    return this.properties;
  }

  /**
   * @return the {@link List} of {@link Property properties} that are {@link Property#isValue() values}.
   */
  public List<Property<?>> getValues() {

    return this.values;
  }

  /**
   * Clear the set values on all properties of the {@link Commandlet#propertiesList}
   */
  public void clearProperties() {

    for (Property<?> property : this.propertiesList) {
      property.clearValue();
    }
  }

  /**
   * @param nameOrAlias the potential {@link Property#getName() name} or {@link Property#getAlias() alias} of the requested {@link Property}.
   * @return the requested {@link Property property} or {@code null} if not found.
   */
  public Property<?> getOption(String nameOrAlias) {

    return this.optionMap.get(nameOrAlias);
  }

  /**
   * @param keyword the {@link KeywordProperty keyword} to {@link #add(Property) add}.
   */
  protected void addKeyword(String keyword) {

    if (this.properties.isEmpty()) {
      this.firstKeyword = keyword;
    }
    add(new KeywordProperty(keyword, true, null));
  }

  /**
   * @param property the keyword {@link Property} to {@link #add(Property) add}.
   */
  protected void addKeyword(Property<?> property) {

    if (!this.properties.isEmpty()) {
      throw new IllegalStateException();
    }
    this.firstKeyword = property.getNameOrAlias();
    add(property);
  }

  /**
   * @param <P> type of the {@link Property}.
   * @param property the {@link Property} to register.
   * @return the given {@link Property}.
   */
  protected <P extends Property<?>> P add(P property) {

    if (this.multiValued != null) {
      throw new IllegalStateException("The multi-valued property " + this.multiValued + " can not be followed by " + property);
    }
    this.propertiesList.add(property);
    if (property.isOption()) {
      add(property.getName(), property, false);
      add(property.getAlias(), property, true);
    }
    if (property.isValue()) {
      this.valuesList.add(property);
    }
    if (property.isMultiValued()) {
      this.multiValued = property;
    }
    return property;
  }

  private void add(String name, Property<?> property, boolean alias) {

    if (alias && (name == null)) {
      return;
    }
    Objects.requireNonNull(name);
    assert (name.equals(name.trim()));
    if (name.isEmpty() && !alias) {
      return;
    }
    Property<?> duplicate = this.optionMap.put(name, property);
    if (duplicate != null) {
      throw new IllegalStateException("Duplicate name or alias " + name + " for " + property + " and " + duplicate);
    }
  }

  /**
   * @return the name of this {@link Commandlet} (e.g. "help").
   */
  public abstract String getName();

  /**
   * @return the first keyword of this {@link Commandlet}. Typically the same as {@link #getName() name} but may also differ (e.g. "set" vs. "set-version").
   */
  public String getKeyword() {

    return this.firstKeyword;
  }

  /**
   * @param <C> type of the {@link Commandlet}.
   * @param commandletType the {@link Class} reflecting the requested {@link Commandlet}.
   * @return the requested {@link Commandlet}.
   * @see CommandletManager#getCommandlet(Class)
   */
  protected <C extends Commandlet> C getCommandlet(Class<C> commandletType) {

    return this.context.getCommandletManager().getCommandlet(commandletType);
  }

  /**
   * @return {@code true} if {@link IdeContext#getIdeHome() IDE_HOME} is required for this commandlet, {@code false} otherwise.
   */
  public boolean isIdeHomeRequired() {

    return isIdeRootRequired();
  }

  /**
   * @return {@code true} if {@link IdeContext#getIdeRoot() IDE_ROOT} is required for this commandlet, {@code false} otherwise.
   */
  public boolean isIdeRootRequired() {

    return true;
  }

  /**
   * @return {@code true} to suppress the {@link com.devonfw.tools.ide.step.StepImpl#logSummary(boolean) step summary success message}.
   */
  public boolean isSuppressStepSuccess() {

    return false;
  }

  /**
   * @return {@code true} if the output of this commandlet is (potentially) processed automatically from outside, {@code false} otherwise. For example
   *     {@link CompleteCommandlet} logs the suggestions for auto-completion to a bash script. Also the {@link EnvironmentCommandlet} logs the environment
   *     variables for the {@code ide} wrapper script. In such scenarios these logs shall not be spammed with warnings like "IDE_ROOT is not set" that would
   *     break the processing of the output.
   */
  public boolean isProcessableOutput() {

    return false;
  }

  /**
   * Runs this {@link Commandlet}.
   */
  public abstract void run();

  /**
   * @return {@code true} if this {@link Commandlet} is the valid candidate to be {@link #run()}, {@code false} otherwise.
   * @see Property#validate()
   */
  public ValidationResult validate() {
    ValidationState state = new ValidationState(null);
    // avoid validation exception if not a candidate to be run.
    for (Property<?> property : this.propertiesList) {
      state.add(property.validate());
    }
    return state;
  }

  /**
   * Provide additional usage help of this {@link Commandlet} to the user.
   */
  public void printHelp(NlsBundle bundle) {

  }

  @Override
  public String toString() {

    return getClass().getSimpleName() + "[" + getName() + "]";
  }

  /**
   * @return the {@link ToolCommandlet} set in a {@link Property} of this commandlet used for auto-completion of a {@link VersionIdentifier} or
   *     {@link com.devonfw.tools.ide.tool.plugin.ToolPluginDescriptor}, otherwise {@code null} if not exists or not configured.
   */
  public ToolCommandlet getToolForCompletion() {
    return null;
  }
}

1	package com.devonfw.tools.ide.commandlet;
2
3	import java.util.ArrayList;
4	import java.util.Collections;
5	import java.util.HashMap;
6	import java.util.List;
7	import java.util.Map;
8	import java.util.Objects;
9
10	import com.devonfw.tools.ide.context.IdeContext;
11	import com.devonfw.tools.ide.nls.NlsBundle;
12	import com.devonfw.tools.ide.property.KeywordProperty;
13	import com.devonfw.tools.ide.property.Property;
14	import com.devonfw.tools.ide.tool.ToolCommandlet;
15	import com.devonfw.tools.ide.validation.ValidationResult;
16	import com.devonfw.tools.ide.validation.ValidationState;
17	import com.devonfw.tools.ide.version.VersionIdentifier;
18
19	/**
20	* A {@link Commandlet} is a sub-command of the IDE CLI.
21	*/
22	public abstract class Commandlet {	1✔
23
24	/** The {@link IdeContext} instance. */
25	protected final IdeContext context;
26
27	private final List<Property<?>> propertiesList;
28
29	private final List<Property<?>> properties;
30
31	private final List<Property<?>> valuesList;
32
33	private final List<Property<?>> values;
34
35	private final Map<String, Property<?>> optionMap;
36
37	private Property<?> multiValued;
38
39	private String firstKeyword;
40
41	/**
42	* The constructor.
43	*
44	* @param context the {@link IdeContext}.
45	*/
46	public Commandlet(IdeContext context) {
47
48	super();	2✔
49	this.context = context;	3✔
50	this.propertiesList = new ArrayList<>();	5✔
51	this.properties = Collections.unmodifiableList(this.propertiesList);	5✔
52	this.valuesList = new ArrayList<>();	5✔
53	this.values = Collections.unmodifiableList(this.valuesList);	5✔
54	this.optionMap = new HashMap<>();	5✔
55	}	1✔
56
57	/**
58	* @return the {@link List} with all {@link Property properties} of this {@link Commandlet}.
59	*/
60	public List<Property<?>> getProperties() {
61
62	return this.properties;	3✔
63	}
64
65	/**
66	* @return the {@link List} of {@link Property properties} that are {@link Property#isValue() values}.
67	*/
68	public List<Property<?>> getValues() {
69
70	return this.values;	3✔
71	}
72
73	/**
74	* Clear the set values on all properties of the {@link Commandlet#propertiesList}
75	*/
76	public void clearProperties() {
77
78	for (Property<?> property : this.propertiesList) {	11✔
79	property.clearValue();	2✔
80	}	1✔
81	}	1✔
82
83	/**
84	* @param nameOrAlias the potential {@link Property#getName() name} or {@link Property#getAlias() alias} of the requested {@link Property}.
85	* @return the requested {@link Property property} or {@code null} if not found.
86	*/
87	public Property<?> getOption(String nameOrAlias) {
88
89	return this.optionMap.get(nameOrAlias);	6✔
90	}
91
92	/**
93	* @param keyword the {@link KeywordProperty keyword} to {@link #add(Property) add}.
94	*/
95	protected void addKeyword(String keyword) {
96
97	if (this.properties.isEmpty()) {	4✔
98	this.firstKeyword = keyword;	3✔
99	}
100	add(new KeywordProperty(keyword, true, null));	9✔
101	}	1✔
102
103	/**
104	* @param property the keyword {@link Property} to {@link #add(Property) add}.
105	*/
106	protected void addKeyword(Property<?> property) {
107
108	if (!this.properties.isEmpty()) {	4!
109	throw new IllegalStateException();	×
110	}
111	this.firstKeyword = property.getNameOrAlias();	4✔
112	add(property);	4✔
113	}	1✔
114
115	/**
116	* @param <P> type of the {@link Property}.
117	* @param property the {@link Property} to register.
118	* @return the given {@link Property}.
119	*/
120	protected <P extends Property<?>> P add(P property) {
121
122	if (this.multiValued != null) {	3!
123	throw new IllegalStateException("The multi-valued property " + this.multiValued + " can not be followed by " + property);	×
124	}
125	this.propertiesList.add(property);	5✔
126	if (property.isOption()) {	3✔
127	add(property.getName(), property, false);	6✔
128	add(property.getAlias(), property, true);	6✔
129	}
130	if (property.isValue()) {	3✔
131	this.valuesList.add(property);	5✔
132	}
133	if (property.isMultiValued()) {	3✔
134	this.multiValued = property;	3✔
135	}
136	return property;	2✔
137	}
138
139	private void add(String name, Property<?> property, boolean alias) {
140
141	if (alias && (name == null)) {	4✔
142	return;	1✔
143	}
144	Objects.requireNonNull(name);	3✔
145	assert (name.equals(name.trim()));	6!
146	if (name.isEmpty() && !alias) {	3!
147	return;	×
148	}
149	Property<?> duplicate = this.optionMap.put(name, property);	7✔
150	if (duplicate != null) {	2!
151	throw new IllegalStateException("Duplicate name or alias " + name + " for " + property + " and " + duplicate);	×
152	}
153	}	1✔
154
155	/**
156	* @return the name of this {@link Commandlet} (e.g. "help").
157	*/
158	public abstract String getName();
159
160	/**
161	* @return the first keyword of this {@link Commandlet}. Typically the same as {@link #getName() name} but may also differ (e.g. "set" vs. "set-version").
162	*/
163	public String getKeyword() {
164
165	return this.firstKeyword;	3✔
166	}
167
168	/**
169	* @param <C> type of the {@link Commandlet}.
170	* @param commandletType the {@link Class} reflecting the requested {@link Commandlet}.
171	* @return the requested {@link Commandlet}.
172	* @see CommandletManager#getCommandlet(Class)
173	*/
174	protected <C extends Commandlet> C getCommandlet(Class<C> commandletType) {
175
176	return this.context.getCommandletManager().getCommandlet(commandletType);	6✔
177	}
178
179	/**
180	* @return {@code true} if {@link IdeContext#getIdeHome() IDE_HOME} is required for this commandlet, {@code false} otherwise.
181	*/
182	public boolean isIdeHomeRequired() {
183
184	return isIdeRootRequired();	3✔
185	}
186
187	/**
188	* @return {@code true} if {@link IdeContext#getIdeRoot() IDE_ROOT} is required for this commandlet, {@code false} otherwise.
189	*/
190	public boolean isIdeRootRequired() {
191
192	return true;	2✔
193	}
194
195	/**
196	* @return {@code true} to suppress the {@link com.devonfw.tools.ide.step.StepImpl#logSummary(boolean) step summary success message}.
197	*/
198	public boolean isSuppressStepSuccess() {
199
200	return false;	2✔
201	}
202
203	/**
204	* @return {@code true} if the output of this commandlet is (potentially) processed automatically from outside, {@code false} otherwise. For example
205	* {@link CompleteCommandlet} logs the suggestions for auto-completion to a bash script. Also the {@link EnvironmentCommandlet} logs the environment
206	* variables for the {@code ide} wrapper script. In such scenarios these logs shall not be spammed with warnings like "IDE_ROOT is not set" that would
207	* break the processing of the output.
208	*/
209	public boolean isProcessableOutput() {
210
211	return false;	2✔
212	}
213
214	/**
215	* Runs this {@link Commandlet}.
216	*/
217	public abstract void run();
218
219	/**
220	* @return {@code true} if this {@link Commandlet} is the valid candidate to be {@link #run()}, {@code false} otherwise.
221	* @see Property#validate()
222	*/
223	public ValidationResult validate() {
224	ValidationState state = new ValidationState(null);	5✔
225	// avoid validation exception if not a candidate to be run.
226	for (Property<?> property : this.propertiesList) {	11✔
227	state.add(property.validate());	4✔
228	}	1✔
229	return state;	2✔
230	}
231
232	/**
233	* Provide additional usage help of this {@link Commandlet} to the user.
234	*/
235	public void printHelp(NlsBundle bundle) {
236
237	}	1✔
238
239	@Override
240	public String toString() {
241
242	return getClass().getSimpleName() + "[" + getName() + "]";	7✔
243	}
244
245	/**
246	* @return the {@link ToolCommandlet} set in a {@link Property} of this commandlet used for auto-completion of a {@link VersionIdentifier} or
247	* {@link com.devonfw.tools.ide.tool.plugin.ToolPluginDescriptor}, otherwise {@code null} if not exists or not configured.
248	*/
249	public ToolCommandlet getToolForCompletion() {
250	return null;	2✔
251	}
252	}

devonfw / IDEasy / 11061200804

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