下面列出了javax.tools.StandardJavaFileManager#getJavaFileObjectsFromFiles ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
void run() throws Exception {
List<File> files = new ArrayList<File>();
File testSrc = new File(System.getProperty("test.src"));
for (File f: testSrc.listFiles()) {
if (f.isFile() && f.getName().endsWith(".java"))
files.add(f);
}
JavacTool javac = JavacTool.create();
StandardJavaFileManager fm = javac.getStandardFileManager(null, null, null);
Iterable<? extends JavaFileObject> fos = fm.getJavaFileObjectsFromFiles(files);
JavacTask t = javac.getTask(null, fm, null, null, null, fos);
DocTrees trees = DocTrees.instance(t);
Iterable<? extends CompilationUnitTree> units = t.parse();
DeclScanner ds = new DeclScanner(trees);
for (CompilationUnitTree unit: units) {
ds.scan(unit, null);
}
if (errors > 0)
throw new Exception(errors + " errors occurred");
}
void run() throws Exception {
List<File> files = new ArrayList<File>();
File testSrc = new File(System.getProperty("test.src"));
for (File f: testSrc.listFiles()) {
if (f.isFile() && f.getName().endsWith(".java"))
files.add(f);
}
JavacTool javac = JavacTool.create();
StandardJavaFileManager fm = javac.getStandardFileManager(null, null, null);
Iterable<? extends JavaFileObject> fos = fm.getJavaFileObjectsFromFiles(files);
JavacTask t = javac.getTask(null, fm, null, null, null, fos);
DocTrees trees = DocTrees.instance(t);
Iterable<? extends CompilationUnitTree> units = t.parse();
DeclScanner ds = new DeclScanner(trees);
for (CompilationUnitTree unit: units) {
ds.scan(unit, null);
}
if (errors > 0)
throw new Exception(errors + " errors occurred");
}
public static void main(String... args) throws IOException {
String testSrc = System.getProperty("test.src", ".");
String testClasses = System.getProperty("test.classes", ".");
JavacTool tool = JavacTool.create();
MyDiagListener dl = new MyDiagListener();
StandardJavaFileManager fm = tool.getStandardFileManager(dl, null, null);
fm.setLocation(StandardLocation.CLASS_OUTPUT, Arrays.asList(new File(testClasses)));
Iterable<? extends JavaFileObject> files =
fm.getJavaFileObjectsFromFiles(Arrays.asList(new File(testSrc, T6410706.class.getName()+".java")));
JavacTask task = tool.getTask(null, fm, dl, null, null, files);
task.parse();
task.analyze();
task.generate();
// expect 2 notes:
// Note: T6410706.java uses or overrides a deprecated API.
// Note: Recompile with -Xlint:deprecation for details.
if (dl.notes != 2)
throw new AssertionError(dl.notes + " notes given");
}
void run() throws Exception {
List<File> files = new ArrayList<File>();
File testSrc = new File(System.getProperty("test.src"));
for (File f: testSrc.listFiles()) {
if (f.isFile() && f.getName().endsWith(".java"))
files.add(f);
}
JavacTool javac = JavacTool.create();
StandardJavaFileManager fm = javac.getStandardFileManager(null, null, null);
Iterable<? extends JavaFileObject> fos = fm.getJavaFileObjectsFromFiles(files);
JavacTask t = javac.getTask(null, fm, null, null, null, fos);
DocTrees trees = DocTrees.instance(t);
Iterable<? extends CompilationUnitTree> units = t.parse();
DeclScanner ds = new DeclScanner(trees);
for (CompilationUnitTree unit: units) {
ds.scan(unit, null);
}
if (errors > 0)
throw new Exception(errors + " errors occurred");
}
void run() throws Exception {
List<File> files = new ArrayList<File>();
File testSrc = new File(System.getProperty("test.src"));
for (File f: testSrc.listFiles()) {
if (f.isFile() && f.getName().endsWith(".java"))
files.add(f);
}
JavacTool javac = JavacTool.create();
StandardJavaFileManager fm = javac.getStandardFileManager(null, null, null);
Iterable<? extends JavaFileObject> fos = fm.getJavaFileObjectsFromFiles(files);
JavacTask t = javac.getTask(null, fm, null, null, null, fos);
DocTrees trees = DocTrees.instance(t);
Iterable<? extends CompilationUnitTree> units = t.parse();
DeclScanner ds = new DeclScanner(trees);
for (CompilationUnitTree unit: units) {
ds.scan(unit, null);
}
if (errors > 0)
throw new Exception(errors + " errors occurred");
}
public static void main(String[] args) throws Exception {
PrintWriter out = new PrintWriter(System.out, true);
JavacTool tool = JavacTool.create();
StandardJavaFileManager fm = tool.getStandardFileManager(null, null, null);
File testSrc = new File(System.getProperty("test.src"));
Iterable<? extends JavaFileObject> f =
fm.getJavaFileObjectsFromFiles(Arrays.asList(new File(testSrc, "ArrayCreationTree.java")));
JavacTask task = tool.getTask(out, fm, null, null, null, f);
Iterable<? extends CompilationUnitTree> trees = task.parse();
out.flush();
Scanner s = new Scanner();
for (CompilationUnitTree t: trees)
s.scan(t, null);
}
public static void main(String[] args) throws Exception {
PrintWriter out = new PrintWriter(System.out, true);
JavacTool tool = JavacTool.create();
StandardJavaFileManager fm = tool.getStandardFileManager(null, null, null);
File testSrc = new File(System.getProperty("test.src"));
Iterable<? extends JavaFileObject> f =
fm.getJavaFileObjectsFromFiles(Arrays.asList(new File(testSrc, "AnnotatedArrayOrder.java")));
JavacTask task = tool.getTask(out, fm, null, null, null, f);
Iterable<? extends CompilationUnitTree> trees = task.parse();
out.flush();
Scanner s = new Scanner();
for (CompilationUnitTree t: trees)
s.scan(t, null);
}
public static void main(String[] args) throws Exception {
PrintWriter out = new PrintWriter(System.out, true);
JavacTool tool = JavacTool.create();
StandardJavaFileManager fm = tool.getStandardFileManager(null, null, null);
File testSrc = new File(System.getProperty("test.src"));
Iterable<? extends JavaFileObject> f =
fm.getJavaFileObjectsFromFiles(Arrays.asList(new File(testSrc, "ArrayPositionConsistency.java")));
JavacTask task = tool.getTask(out, fm, null, null, null, f);
Iterable<? extends CompilationUnitTree> trees = task.parse();
out.flush();
Scanner s = new Scanner();
for (CompilationUnitTree t: trees)
s.scan(t, null);
}
public static void main(String[] args) throws Exception {
PrintWriter out = new PrintWriter(System.out, true);
JavacTool tool = JavacTool.create();
StandardJavaFileManager fm = tool.getStandardFileManager(null, null, null);
File testSrc = new File(System.getProperty("test.src"));
Iterable<? extends JavaFileObject> f =
fm.getJavaFileObjectsFromFiles(Arrays.asList(new File(testSrc, "T6345974.java")));
JavacTask task = tool.getTask(out, fm, null, null, null, f);
Iterable<? extends CompilationUnitTree> trees = task.parse();
out.flush();
Scanner s = new Scanner();
for (CompilationUnitTree t: trees)
s.scan(t, null);
}
void run() throws Exception {
List<File> files = new ArrayList<File>();
File testSrc = new File(System.getProperty("test.src"));
for (File f: testSrc.listFiles()) {
if (f.isFile() && f.getName().endsWith(".java"))
files.add(f);
}
JavacTool javac = JavacTool.create();
StandardJavaFileManager fm = javac.getStandardFileManager(null, null, null);
Iterable<? extends JavaFileObject> fos = fm.getJavaFileObjectsFromFiles(files);
JavacTask t = javac.getTask(null, fm, null, null, null, fos);
DocTrees trees = DocTrees.instance(t);
Iterable<? extends CompilationUnitTree> units = t.parse();
Set<DocTree.Kind> found = EnumSet.noneOf(DocTree.Kind.class);
DeclScanner ds = new DeclScanner(trees, found);
for (CompilationUnitTree unit: units) {
ds.scan(unit, null);
}
for (DocTree.Kind k: DocTree.Kind.values()) {
if (!found.contains(k) && k != DocTree.Kind.OTHER)
error("not found: " + k);
}
if (errors > 0)
throw new Exception(errors + " errors occurred");
}
public static boolean compile(String[] args, File episode) throws Exception {
JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
DiagnosticCollector<JavaFileObject> diagnostics = new DiagnosticCollector<JavaFileObject>();
StandardJavaFileManager fileManager = compiler.getStandardFileManager(diagnostics, null, null);
JavacOptions options = JavacOptions.parse(compiler, fileManager, args);
List<String> unrecognizedOptions = options.getUnrecognizedOptions();
if (!unrecognizedOptions.isEmpty())
Logger.getLogger(SchemaGenerator.class.getName()).log(Level.WARNING, "Unrecognized options found: {0}", unrecognizedOptions);
Iterable<? extends JavaFileObject> compilationUnits = fileManager.getJavaFileObjectsFromFiles(options.getFiles());
JavaCompiler.CompilationTask task = compiler.getTask(
null,
fileManager,
diagnostics,
options.getRecognizedOptions(),
options.getClassNames(),
compilationUnits);
com.sun.tools.internal.jxc.ap.SchemaGenerator r = new com.sun.tools.internal.jxc.ap.SchemaGenerator();
if (episode != null)
r.setEpisodeFile(episode);
task.setProcessors(Collections.singleton(r));
boolean res = task.call();
//Print messages generated by compiler
for (Diagnostic<? extends JavaFileObject> d : diagnostics.getDiagnostics()) {
System.err.println(d.toString());
}
return res;
}
@Override
boolean run(PrintWriter out, Set<String> keys, boolean raw, List<String> opts, List<File> files) {
if (out != null && keys != null)
throw new IllegalArgumentException();
if (verbose)
System.err.println("run_jsr199: " + opts + " " + files);
DiagnosticCollector<JavaFileObject> dc = null;
if (keys != null)
dc = new DiagnosticCollector<JavaFileObject>();
if (raw) {
List<String> newOpts = new ArrayList<String>();
newOpts.add("-XDrawDiagnostics");
newOpts.addAll(opts);
opts = newOpts;
}
JavaCompiler c = ToolProvider.getSystemJavaCompiler();
StandardJavaFileManager fm = c.getStandardFileManager(dc, null, null);
if (fmOpts != null)
fm = new FileManager(fm, fmOpts);
Iterable<? extends JavaFileObject> fos = fm.getJavaFileObjectsFromFiles(files);
CompilationTask t = c.getTask(out, fm, dc, opts, null, fos);
Boolean ok = t.call();
if (keys != null) {
for (Diagnostic<? extends JavaFileObject> d: dc.getDiagnostics()) {
scanForKeys(unwrap(d), keys);
}
}
return ok;
}
public static boolean compile(String[] args, File episode) throws Exception {
JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
DiagnosticCollector<JavaFileObject> diagnostics = new DiagnosticCollector<JavaFileObject>();
StandardJavaFileManager fileManager = compiler.getStandardFileManager(diagnostics, null, null);
JavacOptions options = JavacOptions.parse(compiler, fileManager, args);
List<String> unrecognizedOptions = options.getUnrecognizedOptions();
if (!unrecognizedOptions.isEmpty())
Logger.getLogger(SchemaGenerator.class.getName()).log(Level.WARNING, "Unrecognized options found: {0}", unrecognizedOptions);
Iterable<? extends JavaFileObject> compilationUnits = fileManager.getJavaFileObjectsFromFiles(options.getFiles());
JavaCompiler.CompilationTask task = compiler.getTask(
null,
fileManager,
diagnostics,
options.getRecognizedOptions(),
options.getClassNames(),
compilationUnits);
com.sun.tools.internal.jxc.ap.SchemaGenerator r = new com.sun.tools.internal.jxc.ap.SchemaGenerator();
if (episode != null)
r.setEpisodeFile(episode);
task.setProcessors(Collections.singleton(r));
boolean res = task.call();
//Print messages generated by compiler
for (Diagnostic<? extends JavaFileObject> d : diagnostics.getDiagnostics()) {
System.err.println(d.toString());
}
return res;
}
@Override
boolean run(PrintWriter out, Set<String> keys, boolean raw, List<String> opts, List<File> files) {
if (out != null && keys != null)
throw new IllegalArgumentException();
if (verbose)
System.err.println("run_jsr199: " + opts + " " + files);
DiagnosticCollector<JavaFileObject> dc = null;
if (keys != null)
dc = new DiagnosticCollector<JavaFileObject>();
if (raw) {
List<String> newOpts = new ArrayList<String>();
newOpts.add("-XDrawDiagnostics");
newOpts.addAll(opts);
opts = newOpts;
}
JavaCompiler c = ToolProvider.getSystemJavaCompiler();
StandardJavaFileManager fm = c.getStandardFileManager(dc, null, null);
if (fmOpts != null)
fm = new FileManager(fm, fmOpts);
Iterable<? extends JavaFileObject> fos = fm.getJavaFileObjectsFromFiles(files);
CompilationTask t = c.getTask(out, fm, dc, opts, null, fos);
Boolean ok = t.call();
if (keys != null) {
for (Diagnostic<? extends JavaFileObject> d: dc.getDiagnostics()) {
scanForKeys(unwrap(d), keys);
}
}
return ok;
}
/**
* Compile all the given files in the given build directory.
*
* @param files The array of files to compiles.
* @param buildDirectory The build directory in which put all the compiled
* files.
* @throws FileNotFoundException
* @throws IOException
*/
private void compileFiles(File[] files, File buildDirectory) throws FileNotFoundException, IOException {
JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
buildDirectory.mkdir();
/**/
List<String> optionList = new ArrayList<String>();
// set compiler's classpath to be same as the runtime's
//optionList.addAll(Arrays.asList("-classpath", "C:\\neembuuuploader\\modules\\libs\\jsoup-1.7.2.jar;C:\\neembuuuploader\\modules\\libs\\ApacheHttpComponent-4.2.5\\commons-codec-1.6.jar;C:\\neembuuuploader\\modules\\libs\\ApacheHttpComponent-4.2.5\\commons-logging-1.1.1.jar;C:\\neembuuuploader\\modules\\libs\\ApacheHttpComponent-4.2.5\\httpclient-4.2.5.jar;C:\\neembuuuploader\\modules\\libs\\ApacheHttpComponent-4.2.5\\httpclient-cache-4.2.5.jar;C:\\neembuuuploader\\modules\\libs\\ApacheHttpComponent-4.2.5\\httpcore-4.2.4.jar;C:\\neembuuuploader\\modules\\libs\\ApacheHttpComponent-4.2.5\\httpmime-4.2.5.jar;C:\\neembuuuploader\\modules\\libs\\json-java.jar;C:\\neembuuuploader\\modules\\neembuu-uploader-utils\\build\\classes;C:\\neembuuuploader\\modules\\neembuu-uploader-api\\build\\classes;C:\\neembuuuploader\\modules\\neembuu-uploader-interfaces-abstractimpl\\build\\classes;C:\\neembuuuploader\\modules\\libs\\neembuu-now-api-ui.jar;C:\\neembuuuploader\\modules\\libs\\neembuu-release1-ui-mc.jar;C:\\neembuuuploader\\modules\\neembuu-uploader-uploaders\\build\\classes;C:\\neembuuuploader\\modules\\NeembuuUploader\\build\\classes"));
optionList.addAll(Arrays.asList("-classpath", classPath));
optionList.addAll(Arrays.asList("-d", buildDirectory.getAbsolutePath()));
StandardJavaFileManager fileManager = compiler.getStandardFileManager(null, null, null);
Iterable<? extends JavaFileObject> compilationUnits
= fileManager.getJavaFileObjectsFromFiles(Arrays.asList(files));
DiagnosticCollector<JavaFileObject> diagnostics = new DiagnosticCollector<JavaFileObject>();
JavaCompiler.CompilationTask task = compiler.getTask(null, null, diagnostics, optionList, null, compilationUnits);
boolean result = task.call();
if (result) {
System.out.println("Compilation was successful");
} else {
System.out.println("Compilation failed");
for (Diagnostic diagnostic : diagnostics.getDiagnostics()) {
System.out.format("Error on line %d in %s", diagnostic.getLineNumber(), diagnostic);
}
}
}
public static void main(String[] args) throws Exception {
PrintWriter out = new PrintWriter(System.out, true);
JavacTool tool = JavacTool.create();
StandardJavaFileManager fm = tool.getStandardFileManager(null, null, null);
File testSrc = new File(System.getProperty("test.src"));
Iterable<? extends JavaFileObject> f =
fm.getJavaFileObjectsFromFiles(Arrays.asList(new File(testSrc, "T6345974.java")));
JavacTask task = tool.getTask(out, fm, null, null, null, f);
Iterable<? extends CompilationUnitTree> trees = task.parse();
out.flush();
Scanner s = new Scanner();
for (CompilationUnitTree t: trees)
s.scan(t, null);
}
private static Iterable<? extends JavaFileObject> getCompilationUnitOfClass(StandardJavaFileManager fileManager,
String classToCompile) throws IOException {
ClassPathResource resource = new ClassPathResource(classToCompile + ".java");
return fileManager.getJavaFileObjectsFromFiles(Collections.singletonList(resource.getFile()));
}
private void compileWithEclipse(String version, Predicate<File> predicate) throws IOException {
File sourceRootFile = new File(SOURCE_ROOT);
File javaDir = new File(sourceRootFile, "src/main/java");
File javatestsDir = new File(sourceRootFile, "src/test/java");
Set<File> sources =
new ImmutableSet.Builder<File>()
.addAll(filesUnderDirectory(javaDir, predicate))
.addAll(filesUnderDirectory(javatestsDir, predicate))
.build();
assertThat(sources).isNotEmpty();
JavaCompiler compiler = new EclipseCompiler();
StandardJavaFileManager fileManager = compiler.getStandardFileManager(null, null, null);
// This hack is only needed in a Google-internal Java 8 environment where symbolic links make it
// hard for ecj to find the boot class path. Elsewhere it is unnecessary but harmless. Notably,
// on Java 9+ there is no rt.jar. There, fileManager.getLocation(PLATFORM_CLASS_PATH) returns
// null, because the relevant classes are in modules inside
// fileManager.getLocation(SYSTEM_MODULES).
File rtJar = new File(JAVA_HOME.value() + "/lib/rt.jar");
if (rtJar.exists()) {
List<File> bootClassPath = ImmutableList.<File>builder()
.add(rtJar)
.addAll(fileManager.getLocation(StandardLocation.PLATFORM_CLASS_PATH))
.build();
fileManager.setLocation(StandardLocation.PLATFORM_CLASS_PATH, bootClassPath);
}
Iterable<? extends JavaFileObject> sourceFileObjects =
fileManager.getJavaFileObjectsFromFiles(sources);
String outputDir = tmp.getRoot().toString();
ImmutableList<String> options =
ImmutableList.of("-d", outputDir, "-s", outputDir, "-source", version, "-target", version);
JavaCompiler.CompilationTask task =
compiler.getTask(null, fileManager, null, options, null, sourceFileObjects);
// Explicitly supply an empty list of extensions for AutoValueProcessor, because otherwise this
// test will pick up a test one and get confused.
AutoValueProcessor autoValueProcessor = new AutoValueProcessor(ImmutableList.of());
ImmutableList<? extends Processor> processors =
ImmutableList.of(
autoValueProcessor, new AutoOneOfProcessor(), new AutoAnnotationProcessor());
task.setProcessors(processors);
assertWithMessage("Compilation should succeed").that(task.call()).isTrue();
}
static JavacTaskImpl getTask(File... file) {
StandardJavaFileManager fm = compiler.getStandardFileManager(null, null, null);
Iterable<? extends JavaFileObject> files =
fm.getJavaFileObjectsFromFiles(Arrays.asList(file));
return (JavacTaskImpl)compiler.getTask(null, fm, null, null, null, files);
}
static JavacTaskImpl getTask(File... file) {
StandardJavaFileManager fm = compiler.getStandardFileManager(null, null, null);
Iterable<? extends JavaFileObject> files =
fm.getJavaFileObjectsFromFiles(Arrays.asList(file));
return (JavacTaskImpl)compiler.getTask(null, fm, null, null, null, files);
}