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Adjust methods to support openJDK

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Aurora 2020-08-18 12:46:31 +02:00
parent 8521cdee73
commit 17034afb94
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GPG Key ID: 89839F67B53656AD
2 changed files with 25 additions and 12 deletions
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1
Core/pom.xml
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@ -46,6 +46,7 @@
<version>3.1.1</version>
<configuration>
<doclint>none</doclint>
<source>1.8</source>
</configuration>
<executions>
<execution>

36
Core/src/main/java/com/songoda/core/utils/ReflectionUtils.java
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@ -64,17 +64,29 @@ public class ReflectionUtils {
}
// does not work in JRE 8+
private static Method getStackTraceElementMethod;
private static Method getStackTraceDepthMethod;
private static Method j7getStackTraceElementMethod;
private static Method j7getStackTraceDepthMethod;
// does not work in JRE != 8
private static Method j8getJavaLangAccess;
private static Method j8getStackTraceElementMethod;
static {
try {
getStackTraceElementMethod = Throwable.class.getDeclaredMethod("getStackTraceElement", int.class);
getStackTraceElementMethod.setAccessible(true);
getStackTraceDepthMethod = Throwable.class.getDeclaredMethod("getStackTraceDepth");
getStackTraceDepthMethod.setAccessible(true);
j7getStackTraceElementMethod = Throwable.class.getDeclaredMethod("getStackTraceElement", int.class);
j7getStackTraceElementMethod.setAccessible(true);
j7getStackTraceDepthMethod = Throwable.class.getDeclaredMethod("getStackTraceDepth");
j7getStackTraceDepthMethod.setAccessible(true);
} catch (Exception ex) {
getStackTraceElementMethod = getStackTraceDepthMethod = null;
j7getStackTraceElementMethod = j7getStackTraceDepthMethod = null;
}
try {
j8getJavaLangAccess = Class.forName("sun.misc.SharedSecrets").getDeclaredMethod("getStackTraceElement");
j8getJavaLangAccess.setAccessible(true);
j8getStackTraceElementMethod = Class.forName("sun.misc.JavaLangAccess").getDeclaredMethod("getStackTraceDepth", Throwable.class, int.class);
j8getStackTraceElementMethod.setAccessible(true);
} catch (Exception ex) {
j8getJavaLangAccess = j8getStackTraceElementMethod = null;
}
}
@ -87,18 +99,18 @@ public class ReflectionUtils {
try {
Throwable dummy = new Throwable();
if (JAVA_VERSION >= 8 && JAVA_VERSION < 9) {
return sun.misc.SharedSecrets.getJavaLangAccess().getStackTraceElement(dummy, index);
if (j8getStackTraceElementMethod != null) {
return (StackTraceElement) j8getStackTraceElementMethod.invoke(j8getJavaLangAccess.invoke(null), dummy, index);
// } else if (JAVA_VERSION >= 9) {
// return StackWalker.getInstance(Collections.emptySet(), index + 1)
// .walk(s -> s.skip(index).findFirst())
// .orElse(null);
} else if (getStackTraceElementMethod == null) {
} else if (j7getStackTraceElementMethod == null) {
// better than nothing, right? :/
return (new Throwable()).getStackTrace()[index];
} else {
if (index < (Integer) getStackTraceDepthMethod.invoke(dummy)) {
return (StackTraceElement) getStackTraceElementMethod.invoke(new Throwable(), index);
if (index < (Integer) j7getStackTraceDepthMethod.invoke(dummy)) {
return (StackTraceElement) j7getStackTraceElementMethod.invoke(new Throwable(), index);
} else {
return null;
}