22317391561

Committed 23 Feb 2026 05:30PM UTC coverage: 70.257% (-0.2%) from 70.474%

Build # 22317391561

Build Type

Pull #1714

github

Committed by

web-flow

Commit Message

Merge 5be048514 into 379acdc9d

Pull Request Pull Request #1714: #404: #1713: advanced logging

Run Details

4066 of 6384 branches covered (63.69%)

Branch coverage included in aggregate %.

10598 of 14488 relevant lines covered (73.15%)

3.08 hits per line

Source File
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58.33

cli/src/main/java/com/devonfw/tools/ide/os/WindowsHelperImpl.java

package com.devonfw.tools.ide.os;

import java.util.List;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import com.devonfw.tools.ide.context.IdeContext;
import com.devonfw.tools.ide.log.IdeLogLevel;
import com.devonfw.tools.ide.process.ProcessErrorHandling;
import com.devonfw.tools.ide.process.ProcessMode;
import com.devonfw.tools.ide.process.ProcessResult;

/**
 * Implementation of {@link WindowsHelper}.
 */
public class WindowsHelperImpl implements WindowsHelper {

  private static final Logger LOG = LoggerFactory.getLogger(WindowsHelperImpl.class);

  /** Registry key for the users environment variables. */
  public static final String HKCU_ENVIRONMENT = "HKCU\\Environment";

  private final IdeContext context;

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

    this.context = context;
  }

  @Override
  public void setUserEnvironmentValue(String key, String value) {

    ProcessResult result = this.context.newProcess().executable("setx").addArgs(key, value).run(ProcessMode.DEFAULT_SILENT);
    assert (result.isSuccessful());
  }

  @Override
  public void removeUserEnvironmentValue(String key) {
    ProcessResult result = this.context.newProcess().executable("reg").addArgs("delete", HKCU_ENVIRONMENT, "/v", key, "/f")
        .errorHandling(ProcessErrorHandling.LOG_WARNING).run(ProcessMode.DEFAULT_CAPTURE);
    if (result.isSuccessful()) {
      LOG.debug("Removed environment variable {}", key);
    } else {
      result.log(IdeLogLevel.WARNING);
    }
  }

  @Override
  public String getUserEnvironmentValue(String key) {

    return getRegistryValue(HKCU_ENVIRONMENT, key);
  }

  @Override
  public String getRegistryValue(String path, String key) {

    ProcessResult result = this.context.newProcess().errorHandling(ProcessErrorHandling.LOG_WARNING).executable("reg").addArgs("query", path, "/v", key)
        .run(ProcessMode.DEFAULT_CAPTURE);
    if (!result.isSuccessful()) {
      return null;
    }
    List<String> out = result.getOut();
    return retrieveRegString(key, out);
  }

  /**
   * Parses the result of a registry query and outputs the given key.
   *
   * @param key the key to look for.
   * @param out List of keys from registry query result.
   * @return the registry value.
   */
  protected String retrieveRegString(String key, List<String> out) {
    for (String line : out) {
      int i = line.indexOf(key);
      if (i >= 0) {
        assert (i == 4);
        i += key.length();
        i = skipWhitespaces(line, i);
        i = skipNonWhitespaces(line, i); // the type (e.g. "REG_SZ")
        i = skipWhitespaces(line, i);
        line = line.substring(i);
        return line;
      }
    }
    return null;
  }

  private static int skipWhitespaces(String string, int i) {

    int len = string.length();
    while ((i < len) && Character.isWhitespace(string.charAt(i))) {
      i++;
    }
    return i;
  }

  private static int skipNonWhitespaces(String string, int i) {

    int len = string.length();
    while ((i < len) && !Character.isWhitespace(string.charAt(i))) {
      i++;
    }
    return i;
  }

}

1	package com.devonfw.tools.ide.os;
2
3	import java.util.List;
4
5	import org.slf4j.Logger;
6	import org.slf4j.LoggerFactory;
7
8	import com.devonfw.tools.ide.context.IdeContext;
9	import com.devonfw.tools.ide.log.IdeLogLevel;
10	import com.devonfw.tools.ide.process.ProcessErrorHandling;
11	import com.devonfw.tools.ide.process.ProcessMode;
12	import com.devonfw.tools.ide.process.ProcessResult;
13
14	/**
15	* Implementation of {@link WindowsHelper}.
16	*/
17	public class WindowsHelperImpl implements WindowsHelper {
18
19	private static final Logger LOG = LoggerFactory.getLogger(WindowsHelperImpl.class);	4✔
20
21	/** Registry key for the users environment variables. */
22	public static final String HKCU_ENVIRONMENT = "HKCU\\Environment";
23
24	private final IdeContext context;
25
26	/**
27	* The constructor.
28	*
29	* @param context the {@link IdeContext}.
30	*/
31	public WindowsHelperImpl(IdeContext context) {	2✔
32
33	this.context = context;	3✔
34	}	1✔
35
36	@Override
37	public void setUserEnvironmentValue(String key, String value) {
38
39	ProcessResult result = this.context.newProcess().executable("setx").addArgs(key, value).run(ProcessMode.DEFAULT_SILENT);	×
40	assert (result.isSuccessful());	×
41	}	×
42
43	@Override
44	public void removeUserEnvironmentValue(String key) {
45	ProcessResult result = this.context.newProcess().executable("reg").addArgs("delete", HKCU_ENVIRONMENT, "/v", key, "/f")	×
46	.errorHandling(ProcessErrorHandling.LOG_WARNING).run(ProcessMode.DEFAULT_CAPTURE);	×
47	if (result.isSuccessful()) {	×
48	LOG.debug("Removed environment variable {}", key);	×
49	} else {
50	result.log(IdeLogLevel.WARNING);	×
51	}
52	}	×
53
54	@Override
55	public String getUserEnvironmentValue(String key) {
56
57	return getRegistryValue(HKCU_ENVIRONMENT, key);	×
58	}
59
60	@Override
61	public String getRegistryValue(String path, String key) {
62
63	ProcessResult result = this.context.newProcess().errorHandling(ProcessErrorHandling.LOG_WARNING).executable("reg").addArgs("query", path, "/v", key)	×
64	.run(ProcessMode.DEFAULT_CAPTURE);	×
65	if (!result.isSuccessful()) {	×
66	return null;	×
67	}
68	List<String> out = result.getOut();	×
69	return retrieveRegString(key, out);	×
70	}
71
72	/**
73	* Parses the result of a registry query and outputs the given key.
74	*
75	* @param key the key to look for.
76	* @param out List of keys from registry query result.
77	* @return the registry value.
78	*/
79	protected String retrieveRegString(String key, List<String> out) {
80	for (String line : out) {	10✔
81	int i = line.indexOf(key);	4✔
82	if (i >= 0) {	2✔
83	assert (i == 4);	4!
84	i += key.length();	5✔
85	i = skipWhitespaces(line, i);	4✔
86	i = skipNonWhitespaces(line, i); // the type (e.g. "REG_SZ")	4✔
87	i = skipWhitespaces(line, i);	4✔
88	line = line.substring(i);	4✔
89	return line;	2✔
90	}
91	}	1✔
92	return null;	2✔
93	}
94
95	private static int skipWhitespaces(String string, int i) {
96
97	int len = string.length();	3✔
98	while ((i < len) && Character.isWhitespace(string.charAt(i))) {	8!
99	i++;	2✔
100	}
101	return i;	2✔
102	}
103
104	private static int skipNonWhitespaces(String string, int i) {
105
106	int len = string.length();	3✔
107	while ((i < len) && !Character.isWhitespace(string.charAt(i))) {	8!
108	i++;	2✔
109	}
110	return i;	2✔
111	}
112
113	}

devonfw / IDEasy / 22317391561

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