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Merge pull request #178 from Trivadis/feature/issue-177-improve-loggi…
…ng-native-image Feature/issue 177 - Improve logging capabilities of standalone image and native image creation
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@@ -31,6 +31,7 @@ hs_err_pid* | |
| .project | ||
| .classpath | ||
| **/.settings | ||
| .vscode | ||
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| # IntelliJ | ||
| **/.idea | ||
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71 changes: 71 additions & 0 deletions
71
...lone/src/main/java/com/trivadis/plsql/formatter/RuntimeReflectionRegistrationFeature.java
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| package com.trivadis.plsql.formatter; | ||
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| import org.graalvm.nativeimage.hosted.Feature; | ||
| import org.graalvm.nativeimage.hosted.RuntimeReflection; | ||
| import org.reflections.Reflections; | ||
| import org.reflections.scanners.Scanners; | ||
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| import java.lang.reflect.Constructor; | ||
| import java.lang.reflect.Field; | ||
| import java.lang.reflect.Method; | ||
| import java.util.Set; | ||
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| @SuppressWarnings("unused") | ||
| public class RuntimeReflectionRegistrationFeature implements Feature { | ||
| private static final String[] SKIP_CLASS_NAMES = { | ||
| "oracle.dbtools.util.Closeables", | ||
| }; | ||
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| private static void register(String packageName, boolean includeSubPackages, ClassLoader classLoader) { | ||
| Reflections reflections = new Reflections(packageName); | ||
| Set<String> allClassNames = reflections.getAll(Scanners.SubTypes); | ||
| // allClassNames contains also inner classes | ||
| for (String className : allClassNames) { | ||
| if (className.startsWith((packageName))) { | ||
| if (includeSubPackages || (!className.substring(packageName.length() + 1).contains("."))) { | ||
| if (validClass(className)) { | ||
| registerClass(className, classLoader); | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } | ||
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| private static boolean validClass(String className) { | ||
| for (String skipClassName : SKIP_CLASS_NAMES) { | ||
| if (className.startsWith(skipClassName)) { | ||
| return false; | ||
| } | ||
| } | ||
| return true; | ||
| } | ||
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| private static void registerClass(String className, ClassLoader classLoader) { | ||
| try { | ||
| Class<?> clazz = Class.forName(className, false, classLoader); | ||
| // calling getClass() on a clazz throws an Exception when not found on the classpath | ||
| RuntimeReflection.register(clazz.getClass()); | ||
| for (Constructor<?> constructor : clazz.getDeclaredConstructors()) { | ||
| RuntimeReflection.register(constructor); | ||
| } | ||
| for (Method method : clazz.getDeclaredMethods()) { | ||
| RuntimeReflection.register((method)); | ||
| } | ||
| for (Field field : clazz.getDeclaredFields()) { | ||
| RuntimeReflection.register(field); | ||
| } | ||
| } catch (Throwable t) { | ||
| // ignore | ||
| } | ||
| } | ||
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| public void beforeAnalysis(BeforeAnalysisAccess access) { | ||
| ClassLoader classLoader = access.getApplicationClassLoader(); | ||
| // register all classes in a package | ||
| register("oracle.dbtools.app", true, classLoader); | ||
| register("oracle.dbtools.arbori", true, classLoader); | ||
| register("oracle.dbtools.parser", true, classLoader); | ||
| register("oracle.dbtools.raptor", false, classLoader); | ||
| register("oracle.dbtools.util", true, classLoader); | ||
| } | ||
| } |
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4 changes: 4 additions & 0 deletions
4
.../resources/META-INF/native-image/com.trivadis.plsql.formatter/tvdformat/proxy-config.json
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| @@ -0,0 +1,4 @@ | ||
| [ | ||
| [], | ||
| ["java.util.function.Predicate"] | ||
| ] |
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