uschindler commented on PR #12188:
URL: https://github.com/apache/lucene/pull/12188#issuecomment-1457739678
This is my local stashed patch (I used it to review the output):
```patch
gradle/generation/panama-foreign.gradle | 6 ++++-
.../panama-foreign/ExtractForeignAPI.java | 29
++++++++++++++--------
2 files changed, 24 insertions(+), 11 deletions(-)
diff --git a/gradle/generation/panama-foreign.gradle
b/gradle/generation/panama-foreign.gradle
index 694c4656e2f..a4038961ea0 100644
--- a/gradle/generation/panama-foreign.gradle
+++ b/gradle/generation/panama-foreign.gradle
@@ -28,7 +28,7 @@ configure(project(":lucene:core")) {
}
dependencies {
- apiextractor "org.ow2.asm:asm:${scriptDepVersions['asm']}"
+ apiextractor "org.ow2.asm:asm-util:${scriptDepVersions['asm']}"
}
for (jdkVersion : panamaJavaVersions) {
@@ -54,9 +54,13 @@ configure(project(":lucene:core")) {
classpath = configurations.apiextractor
mainClass = file("${resources}/ExtractForeignAPI.java") as String
+ systemProperties = [
+ 'line.separator': "\n",
+ ]
args = [
jdkVersion,
new File(apijars, "panama-foreign-jdk${jdkVersion}.apijar"),
+ new File(apijars, "panama-foreign-jdk${jdkVersion}.txt"),
]
}
diff --git a/gradle/generation/panama-foreign/ExtractForeignAPI.java
b/gradle/generation/panama-foreign/ExtractForeignAPI.java
index 3eecbe56149..944b4922f47 100644
--- a/gradle/generation/panama-foreign/ExtractForeignAPI.java
+++ b/gradle/generation/panama-foreign/ExtractForeignAPI.java
@@ -15,6 +15,7 @@
* limitations under the License.
*/
import java.io.IOException;
+import java.io.PrintWriter;
import java.net.URI;
import java.nio.file.Files;
import java.nio.file.Path;
@@ -34,32 +35,40 @@ import org.objectweb.asm.FieldVisitor;
import org.objectweb.asm.MethodVisitor;
import org.objectweb.asm.Opcodes;
import org.objectweb.asm.Type;
+import org.objectweb.asm.util.TraceClassVisitor;
public final class ExtractForeignAPI {
private static final FileTime FIXED_FILEDATE =
FileTime.from(Instant.parse("2022-01-01T00:00:00Z"));
public static void main(String... args) throws IOException {
- if (args.length != 2) {
- throw new IllegalArgumentException("Need two parameters: java
version, output file");
+ if (args.length != 3) {
+ throw new IllegalArgumentException("Need three parameters: java
version, apijar output file, text output file");
}
+ var apijarPath = Paths.get(args[0]);
if (Integer.parseInt(args[0]) != Runtime.version().feature()) {
throw new IllegalStateException("Incorrect java version: " +
Runtime.version().feature());
}
var outputPath = Paths.get(args[1]);
+ var signaturesPath = Paths.get(args[2]);
var javaBaseModule =
Paths.get(URI.create("jrt:/")).resolve("java.base").toRealPath();
var fileMatcher =
javaBaseModule.getFileSystem().getPathMatcher("glob:java/{lang/foreign/*,nio/channels/FileChannel}.class");
- try (var out = new ZipOutputStream(Files.newOutputStream(outputPath));
var stream = Files.walk(javaBaseModule)) {
- var filesToExtract =
stream.map(javaBaseModule::relativize).filter(fileMatcher::matches).sorted().collect(Collectors.toList());
+ try (var apijar = new
ZipOutputStream(Files.newOutputStream(apijarPath));
+ var signatures = new
PrintWriter(Files.newBufferedWriter(signaturesPath));
+ var classes = Files.walk(javaBaseModule)) {
+ signatures.println("// These API signatures of Panama Foreign API
were extracted from JDK " + Runtime.version().feature());
+ signatures.println("// Do not modify this file or the corresponding
.apijar file which is used for MR-JAR compilation!");
+ var filesToExtract =
classes.map(javaBaseModule::relativize).filter(fileMatcher::matches).sorted().collect(Collectors.toList());
for (Path relative : filesToExtract) {
+ signatures.println();
System.out.println("Processing class file: " + relative);
try (var in =
Files.newInputStream(javaBaseModule.resolve(relative))) {
final var reader = new ClassReader(in);
final var cw = new ClassWriter(0);
- reader.accept(new Cleaner(cw), ClassReader.SKIP_CODE |
ClassReader.SKIP_DEBUG | ClassReader.SKIP_FRAMES);
- out.putNextEntry(new
ZipEntry(relative.toString()).setLastModifiedTime(FIXED_FILEDATE));
- out.write(cw.toByteArray());
- out.closeEntry();
+ reader.accept(new Cleaner(cw, signatures), ClassReader.SKIP_CODE
| ClassReader.SKIP_DEBUG | ClassReader.SKIP_FRAMES);
+ apijar.putNextEntry(new
ZipEntry(relative.toString()).setLastModifiedTime(FIXED_FILEDATE));
+ apijar.write(cw.toByteArray());
+ apijar.closeEntry();
}
}
}
@@ -69,8 +78,8 @@ public final class ExtractForeignAPI {
private static final String PREVIEW_ANN =
"jdk/internal/javac/PreviewFeature";
private static final String PREVIEW_ANN_DESCR =
Type.getObjectType(PREVIEW_ANN).getDescriptor();
- Cleaner(ClassWriter out) {
- super(Opcodes.ASM9, out);
+ Cleaner(ClassWriter out, PrintWriter writer) {
+ super(Opcodes.ASM9, new TraceClassVisitor(out, writer));
}
private static boolean isHidden(int access) {
```
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