18680241255

Committed 21 Oct 2025 10:03AM UTC coverage: 68.407% (-0.1%) from 68.522%

Build # 18680241255

Build Type

Pull #1529

github

Committed by

web-flow

Commit Message

Merge 6c92cf30d into 03c8a307b

Pull Request Pull Request #1529: #1521: Use wiremock for npm repository.

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cli/src/main/java/com/devonfw/tools/ide/process/ProcessContextImpl.java

package com.devonfw.tools.ide.process;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.lang.ProcessBuilder.Redirect;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ConcurrentLinkedQueue;
import java.util.stream.Collectors;

import com.devonfw.tools.ide.cli.CliProcessException;
import com.devonfw.tools.ide.common.SystemPath;
import com.devonfw.tools.ide.context.IdeContext;
import com.devonfw.tools.ide.environment.VariableLine;
import com.devonfw.tools.ide.log.IdeLogLevel;
import com.devonfw.tools.ide.os.SystemInfoImpl;
import com.devonfw.tools.ide.os.WindowsPathSyntax;
import com.devonfw.tools.ide.util.FilenameUtil;
import com.devonfw.tools.ide.variable.IdeVariables;

/**
 * Implementation of {@link ProcessContext}.
 */
public class ProcessContextImpl implements ProcessContext {

  private static final String PREFIX_USR_BIN_ENV = "/usr/bin/env ";

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

  private final ProcessBuilder processBuilder;

  private final List<String> arguments;

  private Path executable;

  private String overriddenPath;

  private final List<Path> extraPathEntries;

  private ProcessErrorHandling errorHandling;

  private OutputListener outputListener;

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

    super();
    this.context = context;
    this.processBuilder = new ProcessBuilder();
    this.errorHandling = ProcessErrorHandling.THROW_ERR;
    Map<String, String> environment = this.processBuilder.environment();
    for (VariableLine var : this.context.getVariables().collectExportedVariables()) {
      if (var.isExport()) {
        environment.put(var.getName(), var.getValue());
      }
    }
    this.arguments = new ArrayList<>();
    this.extraPathEntries = new ArrayList<>();
  }

  @Override
  public ProcessContext errorHandling(ProcessErrorHandling handling) {

    Objects.requireNonNull(handling);
    this.errorHandling = handling;
    return this;
  }

  @Override
  public ProcessContext directory(Path directory) {

    if (directory != null) {
      this.processBuilder.directory(directory.toFile());
    } else {
      this.context.debug(
          "Could not set the process builder's working directory! Directory of the current java process is used.");
    }

    return this;
  }

  @Override
  public ProcessContext executable(Path command) {

    if (!this.arguments.isEmpty()) {
      throw new IllegalStateException("Arguments already present - did you forget to call run for previous call?");
    }

    this.executable = command;
    return this;
  }

  @Override
  public ProcessContext addArg(String arg) {

    this.arguments.add(arg);
    return this;
  }

  @Override
  public ProcessContext withEnvVar(String key, String value) {

    if (IdeVariables.PATH.getName().equals(key)) {
      this.overriddenPath = value;
    } else {
      this.context.trace("Setting process environment variable {}={}", key, value);
      this.processBuilder.environment().put(key, value);
    }
    return this;
  }

  @Override
  public ProcessContext withPathEntry(Path path) {

    this.extraPathEntries.add(path);
    return this;
  }

  @Override
  public void setOutputListener(OutputListener listener) {
    this.outputListener = listener;
  }

  @Override
  public ProcessResult run(ProcessMode processMode) {

    if (this.executable == null) {
      throw new IllegalStateException("Missing executable to run process!");
    }

    SystemPath systemPath = this.context.getPath();
    if ((this.overriddenPath != null) || !this.extraPathEntries.isEmpty()) {
      systemPath = systemPath.withPath(this.overriddenPath, this.extraPathEntries);
    }
    String path = systemPath.toString();
    this.context.trace("Setting PATH for process execution of {} to {}", this.executable.getFileName(), path);
    this.executable = systemPath.findBinary(this.executable);
    this.processBuilder.environment().put(IdeVariables.PATH.getName(), path);
    List<String> args = new ArrayList<>(this.arguments.size() + 4);
    String interpreter = addExecutable(args);
    args.addAll(this.arguments);
    String command = createCommand();
    if (this.context.debug().isEnabled()) {
      String message = createCommandMessage(interpreter, " ...");
      this.context.debug(message);
    }

    try {
      applyRedirects(processMode);
      if (processMode.isBackground()) {
        modifyArgumentsOnBackgroundProcess(processMode);
      }

      this.processBuilder.command(args);

      ConcurrentLinkedQueue<OutputMessage> output = new ConcurrentLinkedQueue<>();

      Process process = this.processBuilder.start();

      try {
        if (Redirect.PIPE == processMode.getRedirectOutput() || Redirect.PIPE == processMode.getRedirectError()) {
          CompletableFuture<Void> outFut = readInputStream(process.getInputStream(), false, output);
          CompletableFuture<Void> errFut = readInputStream(process.getErrorStream(), true, output);
          if (Redirect.PIPE == processMode.getRedirectOutput()) {
            outFut.get();
            if (this.outputListener != null) {
              for (OutputMessage msg : output) {
                this.outputListener.onOutput(msg.message(), msg.error());
              }
            }
          }

          if (Redirect.PIPE == processMode.getRedirectError()) {
            errFut.get();
            if (this.outputListener != null) {
              for (OutputMessage msg : output) {
                this.outputListener.onOutput(msg.message(), msg.error());
              }
            }
          }
        }

        int exitCode;

        if (processMode.isBackground()) {
          exitCode = ProcessResult.SUCCESS;
        } else {
          exitCode = process.waitFor();
        }

        List<OutputMessage> finalOutput = new ArrayList<>(output);
        ProcessResult result = new ProcessResultImpl(this.executable.getFileName().toString(), command, exitCode, finalOutput);

        performLogging(result, exitCode, interpreter);

        return result;
      } finally {
        if (!processMode.isBackground()) {
          process.destroy();
        }
      }
    } catch (CliProcessException | IllegalStateException e) {
      // these exceptions are thrown from performLogOnError and we do not want to wrap them (see #593)
      throw e;
    } catch (Exception e) {
      String msg = e.getMessage();
      if ((msg == null) || msg.isEmpty()) {
        msg = e.getClass().getSimpleName();
      }
      throw new IllegalStateException(createCommandMessage(interpreter, " failed: " + msg), e);
    } finally {
      this.arguments.clear();
    }
  }

  /**
   * Asynchronously and parallel reads {@link InputStream input stream} and stores it in {@link CompletableFuture}. Inspired by: <a href=
   * "https://stackoverflow.com/questions/14165517/processbuilder-forwarding-stdout-and-stderr-of-started-processes-without-blocki/57483714#57483714">StackOverflow</a>
   *
   * @param is {@link InputStream}.
   * @param errorStream to identify if the output came from stdout or stderr
   * @return {@link CompletableFuture}.
   */
  private static CompletableFuture<Void> readInputStream(InputStream is, boolean errorStream, ConcurrentLinkedQueue<OutputMessage> outputMessages) {

    return CompletableFuture.supplyAsync(() -> {

      try (InputStreamReader isr = new InputStreamReader(is); BufferedReader br = new BufferedReader(isr)) {

        String line;
        while ((line = br.readLine()) != null) {
          OutputMessage outputMessage = new OutputMessage(errorStream, line);
          outputMessages.add(outputMessage);
        }

        return null;
      } catch (Throwable e) {
        throw new RuntimeException("There was a problem while executing the program", e);
      }
    });
  }

  private String createCommand() {
    String cmd = this.executable.toString();
    StringBuilder sb = new StringBuilder(cmd.length() + this.arguments.size() * 4);
    sb.append(cmd);
    for (String arg : this.arguments) {
      sb.append(' ');
      sb.append(arg);
    }
    return sb.toString();
  }

  private String createCommandMessage(String interpreter, String suffix) {

    StringBuilder sb = new StringBuilder();
    sb.append("Running command '");
    sb.append(this.executable);
    sb.append("'");
    if (interpreter != null) {
      sb.append(" using ");
      sb.append(interpreter);
    }
    int size = this.arguments.size();
    if (size > 0) {
      sb.append(" with arguments");
      for (int i = 0; i < size; i++) {
        String arg = this.arguments.get(i);
        sb.append(" '");
        sb.append(arg);
        sb.append("'");
      }
    }
    sb.append(suffix);
    return sb.toString();
  }

  private String getSheBang(Path file) {

    try (InputStream in = Files.newInputStream(file)) {
      // "#!/usr/bin/env bash".length() = 19
      byte[] buffer = new byte[32];
      int read = in.read(buffer);
      if ((read > 2) && (buffer[0] == '#') && (buffer[1] == '!')) {
        int start = 2;
        int end = 2;
        while (end < read) {
          byte c = buffer[end];
          if ((c == '\n') || (c == '\r') || (c > 127)) {
            break;
          } else if ((end == start) && (c == ' ')) {
            start++;
          }
          end++;
        }
        String sheBang = new String(buffer, start, end - start, StandardCharsets.US_ASCII).trim();
        if (sheBang.startsWith(PREFIX_USR_BIN_ENV)) {
          sheBang = sheBang.substring(PREFIX_USR_BIN_ENV.length());
        }
        return sheBang;
      }
    } catch (IOException e) {
      // ignore...
    }
    return null;
  }

  private String addExecutable(List<String> args) {

    String interpreter = null;
    String fileExtension = FilenameUtil.getExtension(this.executable.getFileName().toString());
    boolean isBashScript = "sh".equals(fileExtension);
    this.context.getFileAccess().makeExecutable(this.executable, true);
    if (!isBashScript) {
      String sheBang = getSheBang(this.executable);
      if (sheBang != null) {
        String cmd = sheBang;
        int lastSlash = cmd.lastIndexOf('/');
        if (lastSlash >= 0) {
          cmd = cmd.substring(lastSlash + 1);
        }
        if (cmd.equals("bash")) {
          isBashScript = true;
        } else {
          // currently we do not support other interpreters...
        }
      }
    }
    if (isBashScript) {
      interpreter = "bash";
      args.add(this.context.findBashRequired());
    }
    if ("msi".equalsIgnoreCase(fileExtension)) {
      args.add(0, "/i");
      args.add(0, "msiexec");
    }
    args.add(this.executable.toString());
    return interpreter;
  }

  private void performLogging(ProcessResult result, int exitCode, String interpreter) {

    if (!result.isSuccessful() && (this.errorHandling != ProcessErrorHandling.NONE)) {
      IdeLogLevel ideLogLevel = this.errorHandling.getLogLevel();
      String message = createCommandMessage(interpreter, "\nfailed with exit code " + exitCode + "!");

      context.level(ideLogLevel).log(message);
      result.log(ideLogLevel, context);

      if (this.errorHandling == ProcessErrorHandling.THROW_CLI) {
        throw new CliProcessException(message, result);
      } else if (this.errorHandling == ProcessErrorHandling.THROW_ERR) {
        throw new IllegalStateException(message);
      }
    }
  }

  private void modifyArgumentsOnBackgroundProcess(ProcessMode processMode) {

    if (!processMode.isBackground()) {
      throw new IllegalStateException("Cannot handle non background process mode!");
    }

    String bash = this.context.findBash();
    if (bash == null) {
      this.context.warning(
          "Cannot start background process via bash because no bash installation was found. Hence, output will be discarded.");
      this.processBuilder.redirectOutput(Redirect.DISCARD).redirectError(Redirect.DISCARD);
      return;
    }

    String commandToRunInBackground = buildCommandToRunInBackground();

    this.arguments.clear();
    this.arguments.add(bash);
    this.arguments.add("-c");
    commandToRunInBackground += " & disown";
    this.arguments.add(commandToRunInBackground);

  }

  private void applyRedirects(ProcessMode processMode) {

    Redirect output = processMode.getRedirectOutput();
    Redirect error = processMode.getRedirectError();
    Redirect input = processMode.getRedirectInput();

    if (output != null) {
      this.processBuilder.redirectOutput(output);
    }
    if (error != null) {
      this.processBuilder.redirectError(error);
    }
    if (input != null) {
      this.processBuilder.redirectInput(input);
    }
  }

  private String buildCommandToRunInBackground() {

    if (this.context.getSystemInfo().isWindows()) {

      StringBuilder stringBuilder = new StringBuilder();

      for (String argument : this.arguments) {

        if (SystemInfoImpl.INSTANCE.isWindows() && SystemPath.isValidWindowsPath(argument)) {
          argument = WindowsPathSyntax.MSYS.normalize(argument);
        }

        stringBuilder.append(argument);
        stringBuilder.append(" ");
      }
      return stringBuilder.toString().trim();
    } else {
      return this.arguments.stream().map(Object::toString).collect(Collectors.joining(" "));
    }
  }
}

1	package com.devonfw.tools.ide.process;
2
3	import java.io.BufferedReader;
4	import java.io.IOException;
5	import java.io.InputStream;
6	import java.io.InputStreamReader;
7	import java.lang.ProcessBuilder.Redirect;
8	import java.nio.charset.StandardCharsets;
9	import java.nio.file.Files;
10	import java.nio.file.Path;
11	import java.util.ArrayList;
12	import java.util.List;
13	import java.util.Map;
14	import java.util.Objects;
15	import java.util.concurrent.CompletableFuture;
16	import java.util.concurrent.ConcurrentLinkedQueue;
17	import java.util.stream.Collectors;
18
19	import com.devonfw.tools.ide.cli.CliProcessException;
20	import com.devonfw.tools.ide.common.SystemPath;
21	import com.devonfw.tools.ide.context.IdeContext;
22	import com.devonfw.tools.ide.environment.VariableLine;
23	import com.devonfw.tools.ide.log.IdeLogLevel;
24	import com.devonfw.tools.ide.os.SystemInfoImpl;
25	import com.devonfw.tools.ide.os.WindowsPathSyntax;
26	import com.devonfw.tools.ide.util.FilenameUtil;
27	import com.devonfw.tools.ide.variable.IdeVariables;
28
29	/**
30	* Implementation of {@link ProcessContext}.
31	*/
32	public class ProcessContextImpl implements ProcessContext {
33
34	private static final String PREFIX_USR_BIN_ENV = "/usr/bin/env ";
35
36	/** The owning {@link IdeContext}. */
37	protected final IdeContext context;
38
39	private final ProcessBuilder processBuilder;
40
41	private final List<String> arguments;
42
43	private Path executable;
44
45	private String overriddenPath;
46
47	private final List<Path> extraPathEntries;
48
49	private ProcessErrorHandling errorHandling;
50
51	private OutputListener outputListener;
52
53	/**
54	* The constructor.
55	*
56	* @param context the owning {@link IdeContext}.
57	*/
58	public ProcessContextImpl(IdeContext context) {
59
60	super();	2✔
61	this.context = context;	3✔
62	this.processBuilder = new ProcessBuilder();	7✔
63	this.errorHandling = ProcessErrorHandling.THROW_ERR;	3✔
64	Map<String, String> environment = this.processBuilder.environment();	4✔
65	for (VariableLine var : this.context.getVariables().collectExportedVariables()) {	13✔
66	if (var.isExport()) {	3!
67	environment.put(var.getName(), var.getValue());	7✔
68	}
69	}	1✔
70	this.arguments = new ArrayList<>();	5✔
71	this.extraPathEntries = new ArrayList<>();	5✔
72	}	1✔
73
74	@Override
75	public ProcessContext errorHandling(ProcessErrorHandling handling) {
76
77	Objects.requireNonNull(handling);	3✔
78	this.errorHandling = handling;	3✔
79	return this;	2✔
80	}
81
82	@Override
83	public ProcessContext directory(Path directory) {
84
85	if (directory != null) {	×
86	this.processBuilder.directory(directory.toFile());	×
87	} else {
88	this.context.debug(	×
89	"Could not set the process builder's working directory! Directory of the current java process is used.");
90	}
91
92	return this;	×
93	}
94
95	@Override
96	public ProcessContext executable(Path command) {
97
98	if (!this.arguments.isEmpty()) {	4!
99	throw new IllegalStateException("Arguments already present - did you forget to call run for previous call?");	×
100	}
101
102	this.executable = command;	3✔
103	return this;	2✔
104	}
105
106	@Override
107	public ProcessContext addArg(String arg) {
108
109	this.arguments.add(arg);	5✔
110	return this;	2✔
111	}
112
113	@Override
114	public ProcessContext withEnvVar(String key, String value) {
115
116	if (IdeVariables.PATH.getName().equals(key)) {	5!
117	this.overriddenPath = value;	×
118	} else {
119	this.context.trace("Setting process environment variable {}={}", key, value);	14✔
120	this.processBuilder.environment().put(key, value);	7✔
121	}
122	return this;	2✔
123	}
124
125	@Override
126	public ProcessContext withPathEntry(Path path) {
127
128	this.extraPathEntries.add(path);	5✔
129	return this;	2✔
130	}
131
132	@Override
133	public void setOutputListener(OutputListener listener) {
134	this.outputListener = listener;	3✔
135	}	1✔
136
137	@Override
138	public ProcessResult run(ProcessMode processMode) {
139
140	if (this.executable == null) {	3✔
141	throw new IllegalStateException("Missing executable to run process!");	5✔
142	}
143
144	SystemPath systemPath = this.context.getPath();	4✔
145	if ((this.overriddenPath != null) \|\| !this.extraPathEntries.isEmpty()) {	7!
146	systemPath = systemPath.withPath(this.overriddenPath, this.extraPathEntries);	7✔
147	}
148	String path = systemPath.toString();	3✔
149	this.context.trace("Setting PATH for process execution of {} to {}", this.executable.getFileName(), path);	16✔
150	this.executable = systemPath.findBinary(this.executable);	6✔
151	this.processBuilder.environment().put(IdeVariables.PATH.getName(), path);	8✔
152	List<String> args = new ArrayList<>(this.arguments.size() + 4);	9✔
153	String interpreter = addExecutable(args);	4✔
154	args.addAll(this.arguments);	5✔
155	String command = createCommand();	3✔
156	if (this.context.debug().isEnabled()) {	5!
157	String message = createCommandMessage(interpreter, " ...");	5✔
158	this.context.debug(message);	4✔
159	}
160
161	try {
162	applyRedirects(processMode);	3✔
163	if (processMode.isBackground()) {	3✔
164	modifyArgumentsOnBackgroundProcess(processMode);	3✔
165	}
166
167	this.processBuilder.command(args);	5✔
168
169	ConcurrentLinkedQueue<OutputMessage> output = new ConcurrentLinkedQueue<>();	4✔
170
171	Process process = this.processBuilder.start();	4✔
172
173	try {
174	if (Redirect.PIPE == processMode.getRedirectOutput() \|\| Redirect.PIPE == processMode.getRedirectError()) {	8!
175	CompletableFuture<Void> outFut = readInputStream(process.getInputStream(), false, output);	6✔
176	CompletableFuture<Void> errFut = readInputStream(process.getErrorStream(), true, output);	6✔
177	if (Redirect.PIPE == processMode.getRedirectOutput()) {	4!
178	outFut.get();	3✔
179	if (this.outputListener != null) {	3✔
180	for (OutputMessage msg : output) {	10✔
181	this.outputListener.onOutput(msg.message(), msg.error());	7✔
182	}	1✔
183	}
184	}
185
186	if (Redirect.PIPE == processMode.getRedirectError()) {	4!
187	errFut.get();	3✔
188	if (this.outputListener != null) {	3✔
189	for (OutputMessage msg : output) {	10✔
190	this.outputListener.onOutput(msg.message(), msg.error());	7✔
191	}	1✔
192	}
193	}
194	}
195
196	int exitCode;
197
198	if (processMode.isBackground()) {	3✔
199	exitCode = ProcessResult.SUCCESS;	3✔
200	} else {
201	exitCode = process.waitFor();	3✔
202	}
203
204	List<OutputMessage> finalOutput = new ArrayList<>(output);	5✔
205	ProcessResult result = new ProcessResultImpl(this.executable.getFileName().toString(), command, exitCode, finalOutput);	11✔
206
207	performLogging(result, exitCode, interpreter);	5✔
208
209	return result;	4✔
210	} finally {
211	if (!processMode.isBackground()) {	3✔
212	process.destroy();	2✔
213	}
214	}
215	} catch (CliProcessException \| IllegalStateException e) {	1✔
216	// these exceptions are thrown from performLogOnError and we do not want to wrap them (see #593)
217	throw e;	2✔
218	} catch (Exception e) {	1✔
219	String msg = e.getMessage();	3✔
220	if ((msg == null) \|\| msg.isEmpty()) {	5!
221	msg = e.getClass().getSimpleName();	×
222	}
223	throw new IllegalStateException(createCommandMessage(interpreter, " failed: " + msg), e);	10✔
224	} finally {
225	this.arguments.clear();	3✔
226	}
227	}
228
229	/**
230	* Asynchronously and parallel reads {@link InputStream input stream} and stores it in {@link CompletableFuture}. Inspired by: <a href=
231	* "https://stackoverflow.com/questions/14165517/processbuilder-forwarding-stdout-and-stderr-of-started-processes-without-blocki/57483714#57483714">StackOverflow</a>
232	*
233	* @param is {@link InputStream}.
234	* @param errorStream to identify if the output came from stdout or stderr
235	* @return {@link CompletableFuture}.
236	*/
237	private static CompletableFuture<Void> readInputStream(InputStream is, boolean errorStream, ConcurrentLinkedQueue<OutputMessage> outputMessages) {
238
239	return CompletableFuture.supplyAsync(() -> {	6✔
240
241	try (InputStreamReader isr = new InputStreamReader(is); BufferedReader br = new BufferedReader(isr)) {	10✔
242
243	String line;
244	while ((line = br.readLine()) != null) {	5✔
245	OutputMessage outputMessage = new OutputMessage(errorStream, line);	6✔
246	outputMessages.add(outputMessage);	4✔
247	}	1✔
248
249	return null;	4✔
250	} catch (Throwable e) {	1✔
251	throw new RuntimeException("There was a problem while executing the program", e);	6✔
252	}
253	});
254	}
255
256	private String createCommand() {
257	String cmd = this.executable.toString();	4✔
258	StringBuilder sb = new StringBuilder(cmd.length() + this.arguments.size() * 4);	12✔
259	sb.append(cmd);	4✔
260	for (String arg : this.arguments) {	11✔
261	sb.append(' ');	4✔
262	sb.append(arg);	4✔
263	}	1✔
264	return sb.toString();	3✔
265	}
266
267	private String createCommandMessage(String interpreter, String suffix) {
268
269	StringBuilder sb = new StringBuilder();	4✔
270	sb.append("Running command '");	4✔
271	sb.append(this.executable);	5✔
272	sb.append("'");	4✔
273	if (interpreter != null) {	2✔
274	sb.append(" using ");	4✔
275	sb.append(interpreter);	4✔
276	}
277	int size = this.arguments.size();	4✔
278	if (size > 0) {	2✔
279	sb.append(" with arguments");	4✔
280	for (int i = 0; i < size; i++) {	7✔
281	String arg = this.arguments.get(i);	6✔
282	sb.append(" '");	4✔
283	sb.append(arg);	4✔
284	sb.append("'");	4✔
285	}
286	}
287	sb.append(suffix);	4✔
288	return sb.toString();	3✔
289	}
290
291	private String getSheBang(Path file) {
292
293	try (InputStream in = Files.newInputStream(file)) {	5✔
294	// "#!/usr/bin/env bash".length() = 19
295	byte[] buffer = new byte[32];	3✔
296	int read = in.read(buffer);	4✔
297	if ((read > 2) && (buffer[0] == '#') && (buffer[1] == '!')) {	13!
298	int start = 2;	2✔
299	int end = 2;	2✔
300	while (end < read) {	3!
301	byte c = buffer[end];	4✔
302	if ((c == '\n') \|\| (c == '\r') \|\| (c > 127)) {	9!
303	break;	×
304	} else if ((end == start) && (c == ' ')) {	6!
305	start++;	×
306	}
307	end++;	1✔
308	}	1✔
309	String sheBang = new String(buffer, start, end - start, StandardCharsets.US_ASCII).trim();	11✔
310	if (sheBang.startsWith(PREFIX_USR_BIN_ENV)) {	4!
311	sheBang = sheBang.substring(PREFIX_USR_BIN_ENV.length());	×
312	}
313	return sheBang;	4✔
314	}
315	} catch (IOException e) {	5!
316	// ignore...
317	}	1✔
318	return null;	2✔
319	}
320
321	private String addExecutable(List<String> args) {
322
323	String interpreter = null;	2✔
324	String fileExtension = FilenameUtil.getExtension(this.executable.getFileName().toString());	6✔
325	boolean isBashScript = "sh".equals(fileExtension);	4✔
326	this.context.getFileAccess().makeExecutable(this.executable, true);	7✔
327	if (!isBashScript) {	2✔
328	String sheBang = getSheBang(this.executable);	5✔
329	if (sheBang != null) {	2✔
330	String cmd = sheBang;	2✔
331	int lastSlash = cmd.lastIndexOf('/');	4✔
332	if (lastSlash >= 0) {	2!
333	cmd = cmd.substring(lastSlash + 1);	6✔
334	}
335	if (cmd.equals("bash")) {	4!
336	isBashScript = true;	2✔
337	} else {
338	// currently we do not support other interpreters...
339	}
340	}
341	}
342	if (isBashScript) {	2✔
343	interpreter = "bash";	2✔
344	args.add(this.context.findBashRequired());	6✔
345	}
346	if ("msi".equalsIgnoreCase(fileExtension)) {	4!
347	args.add(0, "/i");	×
348	args.add(0, "msiexec");	×
349	}
350	args.add(this.executable.toString());	6✔
351	return interpreter;	2✔
352	}
353
354	private void performLogging(ProcessResult result, int exitCode, String interpreter) {
355
356	if (!result.isSuccessful() && (this.errorHandling != ProcessErrorHandling.NONE)) {	7!
357	IdeLogLevel ideLogLevel = this.errorHandling.getLogLevel();	4✔
358	String message = createCommandMessage(interpreter, "\nfailed with exit code " + exitCode + "!");	6✔
359
360	context.level(ideLogLevel).log(message);	6✔
361	result.log(ideLogLevel, context);	5✔
362
363	if (this.errorHandling == ProcessErrorHandling.THROW_CLI) {	4!
364	throw new CliProcessException(message, result);	×
365	} else if (this.errorHandling == ProcessErrorHandling.THROW_ERR) {	4✔
366	throw new IllegalStateException(message);	5✔
367	}
368	}
369	}	1✔
370
371	private void modifyArgumentsOnBackgroundProcess(ProcessMode processMode) {
372
373	if (!processMode.isBackground()) {	3!
374	throw new IllegalStateException("Cannot handle non background process mode!");	×
375	}
376
377	String bash = this.context.findBash();	4✔
378	if (bash == null) {	2!
379	this.context.warning(	×
380	"Cannot start background process via bash because no bash installation was found. Hence, output will be discarded.");
381	this.processBuilder.redirectOutput(Redirect.DISCARD).redirectError(Redirect.DISCARD);	×
382	return;	×
383	}
384
385	String commandToRunInBackground = buildCommandToRunInBackground();	3✔
386
387	this.arguments.clear();	3✔
388	this.arguments.add(bash);	5✔
389	this.arguments.add("-c");	5✔
390	commandToRunInBackground += " & disown";	3✔
391	this.arguments.add(commandToRunInBackground);	5✔
392
393	}	1✔
394
395	private void applyRedirects(ProcessMode processMode) {
396
397	Redirect output = processMode.getRedirectOutput();	3✔
398	Redirect error = processMode.getRedirectError();	3✔
399	Redirect input = processMode.getRedirectInput();	3✔
400
401	if (output != null) {	2!
402	this.processBuilder.redirectOutput(output);	5✔
403	}
404	if (error != null) {	2!
405	this.processBuilder.redirectError(error);	5✔
406	}
407	if (input != null) {	2✔
408	this.processBuilder.redirectInput(input);	5✔
409	}
410	}	1✔
411
412	private String buildCommandToRunInBackground() {
413
414	if (this.context.getSystemInfo().isWindows()) {	5!
415
416	StringBuilder stringBuilder = new StringBuilder();	×
417
418	for (String argument : this.arguments) {	×
419
420	if (SystemInfoImpl.INSTANCE.isWindows() && SystemPath.isValidWindowsPath(argument)) {	×
421	argument = WindowsPathSyntax.MSYS.normalize(argument);	×
422	}
423
424	stringBuilder.append(argument);	×
425	stringBuilder.append(" ");	×
426	}	×
427	return stringBuilder.toString().trim();	×
428	} else {
429	return this.arguments.stream().map(Object::toString).collect(Collectors.joining(" "));	10✔
430	}
431	}
432	}

devonfw / IDEasy / 18680241255

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