Java Code Examples for org.gradle.api.tasks.incremental.IncrementalTaskInputs#isIncremental()

private Compiler<JavaCompileSpec> getCompiler(IncrementalTaskInputs inputs, CompilationSourceDirs sourceDirs) {
    if (!inputs.isIncremental()) {
        LOG.lifecycle("{} - is not incremental (e.g. outputs have changed, no previous execution, etc.).", displayName);
        return cleaningCompiler;
    }
    if (!sourceDirs.areSourceDirsKnown()) {
        LOG.lifecycle("{} - is not incremental. Unable to infer the source directories.", displayName);
        return cleaningCompiler;
    }
    ClassSetAnalysisData data = compileCaches.getLocalClassSetAnalysisStore().get();
    if (data == null) {
        LOG.lifecycle("{} - is not incremental. No class analysis data available from the previous build.", displayName);
        return cleaningCompiler;
    }
    PreviousCompilation previousCompilation = new PreviousCompilation(new ClassSetAnalysis(data), compileCaches.getLocalJarClasspathSnapshotStore(), compileCaches.getJarSnapshotCache());
    return new SelectiveCompiler(inputs, previousCompilation, cleaningCompiler, staleClassDetecter, compilationInitializer, jarClasspathSnapshotMaker);
}
 

private Compiler<JavaCompileSpec> getCompiler(IncrementalTaskInputs inputs, CompilationSourceDirs sourceDirs) {
    if (!inputs.isIncremental()) {
        LOG.lifecycle("{} - is not incremental (e.g. outputs have changed, no previous execution, etc.).", displayName);
        return cleaningCompiler;
    }
    if (!sourceDirs.areSourceDirsKnown()) {
        LOG.lifecycle("{} - is not incremental. Unable to infer the source directories.", displayName);
        return cleaningCompiler;
    }
    ClassSetAnalysisData data = compileCaches.getLocalClassSetAnalysisStore().get();
    if (data == null) {
        LOG.lifecycle("{} - is not incremental. No class analysis data available from the previous build.", displayName);
        return cleaningCompiler;
    }
    PreviousCompilation previousCompilation = new PreviousCompilation(new ClassSetAnalysis(data), compileCaches.getLocalJarClasspathSnapshotStore(), compileCaches.getJarSnapshotCache());
    return new SelectiveCompiler(inputs, previousCompilation, cleaningCompiler, staleClassDetecter, compilationInitializer, jarClasspathSnapshotMaker);
}
 

@TaskAction
protected void exec(IncrementalTaskInputs inputs) throws IOException, SQLException, InterruptedException {
    if (!inputs.isIncremental()) {
        getProject().delete(getOutputFile());
    }

    final Set<String> lastFilesInState = loadFileNames();
    final Set<String> newFilesInState = new HashSet<>(lastFilesInState);

    if (!hasNewState(inputs, lastFilesInState, newFilesInState)) {
        return;
    }
    saveFileNames(newFilesInState);

    final CreateOrmLiteConfigAction createOrmLiteConfigAction
            = new CreateOrmLiteConfigAction(configFileName,
                                            getProject().file(sourceDir),
                                            classpath.getAsPath(), getLogger());

    createOrmLiteConfigAction.execute();

    this.setDidWork(true);
}
 

private boolean maybeCompileIncrementally(IncrementalTaskInputs inputs) {
    if (!compileOptions.isIncremental()) {
        return false;
    }
    //hack
    List<File> sourceDirs = getSourceDirs();
    if (sourceDirs.isEmpty()) {
        LOG.lifecycle("{} cannot run incrementally because Gradle cannot infer the source directories.", getPath());
        return false;
    }
    if (!inputs.isIncremental()) {
        LOG.lifecycle("{} is not incremental (e.g. outputs have changed, no previous execution, etc). Using regular compile.", getPath());
        return false;
    }
    ClassDependencyInfoSerializer dependencyInfoSerializer = getDependencyInfoSerializer();
    if (!dependencyInfoSerializer.isInfoAvailable()) {
        //TODO SF let's unit test a scenario when after regular compilation incremental compilation is scheduled
        LOG.lifecycle("{} is not incremental because there is no class dependency data left from previous incremental build.", getPath());
        return false;
    }

    SingleMessageLogger.incubatingFeatureUsed("Incremental java compilation");

    SelectiveJavaCompiler compiler = new SelectiveJavaCompiler(javaCompiler, getProject().fileTree(getDestinationDir()));
    SelectiveCompilation selectiveCompilation = new SelectiveCompilation(inputs, getSource(), getClasspath(), getDestinationDir(),
            dependencyInfoSerializer, getJarSnapshotCache(), compiler, sourceDirs, (FileOperations) getProject());

    if (!selectiveCompilation.getCompilationNeeded()) {
        LOG.lifecycle("{} does not require recompilation. Skipping the compiler.", getPath());
        return true;
    }

    Clock clock = new Clock();
    performCompilation(selectiveCompilation.getSource(), selectiveCompilation.getClasspath(), selectiveCompilation.getFullRebuildRequired()? cleaningCompiler : compiler);
    LOG.lifecycle("{} - incremental compilation took {}", getPath(), clock.getTime());

    return true;
}
 

private boolean maybeCompileIncrementally(IncrementalTaskInputs inputs) {
    if (!compileOptions.isIncremental()) {
        return false;
    }
    //hack
    List<File> sourceDirs = getSourceDirs();
    if (sourceDirs.isEmpty()) {
        LOG.lifecycle("{} cannot run incrementally because Gradle cannot infer the source directories.", getPath());
        return false;
    }
    if (!inputs.isIncremental()) {
        LOG.lifecycle("{} is not incremental (e.g. outputs have changed, no previous execution, etc). Using regular compile.", getPath());
        return false;
    }
    ClassDependencyInfoSerializer dependencyInfoSerializer = getDependencyInfoSerializer();
    if (!dependencyInfoSerializer.isInfoAvailable()) {
        //TODO SF let's unit test a scenario when after regular compilation incremental compilation is scheduled
        LOG.lifecycle("{} is not incremental because there is no class dependency data left from previous incremental build.", getPath());
        return false;
    }

    SingleMessageLogger.incubatingFeatureUsed("Incremental java compilation");

    SelectiveJavaCompiler compiler = new SelectiveJavaCompiler(javaCompiler, getProject().fileTree(getDestinationDir()));
    SelectiveCompilation selectiveCompilation = new SelectiveCompilation(inputs, getSource(), getClasspath(), getDestinationDir(),
            dependencyInfoSerializer, getJarSnapshotCache(), compiler, sourceDirs, (FileOperations) getProject());

    if (!selectiveCompilation.getCompilationNeeded()) {
        LOG.lifecycle("{} does not require recompilation. Skipping the compiler.", getPath());
        return true;
    }

    Clock clock = new Clock();
    performCompilation(selectiveCompilation.getSource(), selectiveCompilation.getClasspath(), selectiveCompilation.getFullRebuildRequired()? cleaningCompiler : compiler);
    LOG.lifecycle("{} - incremental compilation took {}", getPath(), clock.getTime());

    return true;
}
 

/**
 * Actual entry point for the action.
 * Calls out to the doTaskAction as needed.
 */
@TaskAction
public void taskAction(IncrementalTaskInputs inputs) throws IOException, InterruptedException, ProcessException {
    Collection<File> _inputFiles = getInputFiles();
    File _inputDir = getInputDir();
    if (_inputFiles == null && _inputDir == null) {
        throw new RuntimeException("Dex task \'" + getName() + ": inputDir and inputFiles cannot both be null");
    }

    if (!dexOptions.getIncremental() || !enableIncremental) {
        doTaskAction(_inputFiles, _inputDir, false);
        return;

    }

    if (!inputs.isIncremental()) {
        getProject().getLogger().info("Unable to do incremental execution: full task run.");
        doTaskAction(_inputFiles, _inputDir, false);
        return;

    }

    final AtomicBoolean forceFullRun = new AtomicBoolean();

    //noinspection GroovyAssignabilityCheck
    inputs.outOfDate(new Action<InputFileDetails>() {
        @Override
        public void execute(InputFileDetails change) {
            // force full dx run if existing jar file is modified
            // New jar files are fine.
            if (((InputFileDetails)change).isModified() && ((InputFileDetails)change).getFile().getPath().endsWith(
                SdkConstants.DOT_JAR)) {
                getProject().getLogger().info(
                    "Force full dx run: Found updated " + String.valueOf(((InputFileDetails)change).getFile()));
                forceFullRun.set(true);
            }

        }

    });

    //noinspection GroovyAssignabilityCheck
    inputs.removed(change -> {
        // force full dx run if existing jar file is removed
        if (((InputFileDetails)change).getFile().getPath().endsWith(SdkConstants.DOT_JAR)) {
            getProject().getLogger().info(
                "Force full dx run: Found removed " + String.valueOf(((InputFileDetails)change).getFile()));
            forceFullRun.set(true);
        }

    });

    doTaskAction(_inputFiles, _inputDir, !forceFullRun.get());
}