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162 changes: 162 additions & 0 deletions
162
tests/test-006_interactors/files/crossrun/CrossRun.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,162 @@ | ||
| import java.io.IOException; | ||
| import java.io.InputStream; | ||
| import java.io.OutputStream; | ||
| import java.util.ArrayList; | ||
| import java.util.Collections; | ||
| import java.util.List; | ||
|
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| public class CrossRun { | ||
| private static final List<String> messages = Collections.synchronizedList(new ArrayList<String>()); | ||
|
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| private static volatile boolean failed = false; | ||
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| private static void error(String message) { | ||
| System.out.println("ERROR: " + message); | ||
| System.exit(1); | ||
| } | ||
|
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| public static void main(String[] args) { | ||
| int sep = -1; | ||
| for (int i = 0; i < args.length; i++) { | ||
| if (args[i].equals("--")) { | ||
| sep = i; | ||
| break; | ||
| } | ||
| } | ||
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| if (sep == -1) { | ||
| error("Expected exactly one '--' as separator for the two process command lines."); | ||
| } | ||
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| String[] params1 = new String[sep]; | ||
| System.arraycopy(args, 0, params1, 0, params1.length); | ||
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| String[] params2 = new String[args.length - sep - 1]; | ||
| System.arraycopy(args, sep + 1, params2, 0, params2.length); | ||
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| long startTime = System.currentTimeMillis(); | ||
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| try { | ||
| runProcesses(params1, params2); | ||
| } catch (IOException e) { | ||
| error(e.getMessage()); | ||
| } | ||
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| System.out.println("Completed in " + (System.currentTimeMillis() - startTime) + " ms."); | ||
| } | ||
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| private static void runProcesses(String[] params1, String[] params2) throws IOException { | ||
| Process process1 = new ProcessBuilder(params1).start(); | ||
| Process process2 = new ProcessBuilder(params2).start(); | ||
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| Thread readProcess1WriteProcess2Thread = | ||
| new Thread(new StreamProxyRunner("process1", "process2", process1.getInputStream(), process2.getOutputStream())); | ||
| Thread readProcess2WriteProcess1Thread = | ||
| new Thread(new StreamProxyRunner("process2", "process1", process2.getInputStream(), process1.getOutputStream())); | ||
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| readProcess1WriteProcess2Thread.start(); | ||
| readProcess2WriteProcess1Thread.start(); | ||
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| int processExitCode1 = -1; | ||
| try { | ||
| processExitCode1 = process1.waitFor(); | ||
| } catch (InterruptedException e) { | ||
| error(e.getMessage()); | ||
| } | ||
|
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| int processExitCode2 = -1; | ||
| try { | ||
| processExitCode2 = process2.waitFor(); | ||
| } catch (InterruptedException e) { | ||
| error(e.getMessage()); | ||
| } | ||
|
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| try { | ||
| readProcess1WriteProcess2Thread.join(); | ||
| } catch (InterruptedException e) { | ||
| error(e.getMessage()); | ||
| } | ||
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| try { | ||
| readProcess2WriteProcess1Thread.join(); | ||
| } catch (InterruptedException e) { | ||
| error(e.getMessage()); | ||
| } | ||
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| if (processExitCode1 != 0) { | ||
| messages.add("The process 1 returned with exit code " + processExitCode1 + "."); | ||
| } | ||
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| if (processExitCode2 != 0) { | ||
| messages.add("The process 2 returned with exit code " + processExitCode2 + "."); | ||
| } | ||
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| for (String message : messages) { | ||
| System.out.println("* " + message); | ||
| } | ||
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| if (failed) { | ||
| System.exit(1); | ||
| } | ||
| } | ||
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| @SuppressWarnings("ClassCanBeRecord") | ||
| private static final class StreamProxyRunner implements Runnable { | ||
| private final String processName1; | ||
| private final String processName2; | ||
| private final InputStream inputStream; | ||
| private final OutputStream outputStream; | ||
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| private StreamProxyRunner(final String processName1, | ||
| final String processName2, | ||
| final InputStream inputStream, | ||
| final OutputStream outputStream) { | ||
| this.processName1 = processName1; | ||
| this.processName2 = processName2; | ||
| this.inputStream = inputStream; | ||
| this.outputStream = outputStream; | ||
| } | ||
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| @Override | ||
| public void run() { | ||
| byte[] buffer = new byte[65536]; | ||
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| while (true) { | ||
| int size; | ||
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| try { | ||
| size = inputStream.read(buffer); | ||
| } catch (IOException e) { | ||
| messages.add("Unexpected exception " + e.getClass().getSimpleName() + " while reading from the output of the " + processName1 + " process: " + e.getMessage()); | ||
| failed = true; | ||
| break; | ||
| } | ||
|
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| if (size < 0) { | ||
| break; | ||
| } | ||
|
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| try { | ||
| outputStream.write(buffer, 0, size); | ||
| outputStream.flush(); | ||
| } catch (IOException e) { | ||
| messages.add("Unexpected exception " + e.getClass().getSimpleName() + " while writing to the input of the " + processName2 + " process: " + e.getMessage()); | ||
| failed = true; | ||
| break; | ||
| } | ||
| } | ||
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| try { | ||
| inputStream.close(); | ||
| } catch (IOException e) { | ||
| // No operations. | ||
| } | ||
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| try { | ||
| outputStream.close(); | ||
| } catch (IOException e) { | ||
| // No operations. | ||
| } | ||
| } | ||
| } | ||
| } |
53 changes: 53 additions & 0 deletions
53
tests/test-006_interactors/files/crossrun/build-cross-run.sh
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,53 @@ | ||
| #!/bin/bash | ||
|
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| uname_output="$(uname -s)" | ||
| case "${uname_output}" in | ||
| Linux*) machine=Linux ;; | ||
| Darwin*) machine=Mac ;; | ||
| CYGWIN*) machine=Windows ;; | ||
| MINGW*) machine=Windows ;; | ||
| MSYS*) machine=Windows ;; | ||
| *) echo "Unknown system '${uname_output}'" && exit 1 ;; | ||
| esac | ||
|
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| # If JAVA8_32_HOME is set, use its javac | ||
| if [[ -n "$JAVA8_32_HOME" ]]; then | ||
| if [[ "$machine" == "Windows" ]]; then | ||
| JAVA8_32_HOME=$(cygpath "$JAVA8_32_HOME") | ||
| fi | ||
| export PATH="$JAVA8_32_HOME/bin:$PATH" | ||
| fi | ||
|
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| # If JAVA7_32_HOME is set, use its javac | ||
| if [[ -n "$JAVA7_32_HOME" ]]; then | ||
| if [[ "$machine" == "Windows" ]]; then | ||
| JAVA7_32_HOME=$(cygpath "$JAVA7_32_HOME") | ||
| fi | ||
| export PATH="$JAVA7_32_HOME/bin:$PATH" | ||
| fi | ||
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| echo $PATH | ||
|
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| # Show javac version | ||
| javac -version | ||
|
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| # Compile all .java files | ||
| javac *.java | ||
|
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| # Check if the compilation was successful | ||
| if [ $? -ne 0 ]; then | ||
| echo "Error during compilation. Exiting." | ||
| exit 1 | ||
| fi | ||
|
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| # Create a manifest file for the jar | ||
| echo "Main-Class: CrossRun" > manifest.mf | ||
|
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| # Package all .class files into a jar | ||
| jar cvfm CrossRun.jar manifest.mf *.class | ||
|
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| # Cleanup .class files and manifest file (optional) | ||
| rm *.class | ||
| rm manifest.mf | ||
|
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| echo "Done. CrossRun.jar created." |
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