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Merged
mcculls merged 1 commit into from
Sep 26, 2025
Merged

Provide feedback #12

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6 changes: 5 additions & 1 deletion class-inject/src/main/java/datadog/instrument/classinject/ClassInjector.java
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Original file line number Diff line number Diff line change
Expand Up @@ -43,6 +43,7 @@ public final class ClassInjector {
*
* @param bytecode the named bytecode to inject
* @return list of injected classes
* @throws IllegalStateException if class injection is not enabled
*/
public static List<Class<?>> injectBootClasses(Map<String, byte[]> bytecode) {
return (List<Class<?>>) classDefiner().apply(bytecode, null);
Expand All @@ -54,6 +55,7 @@ public static List<Class<?>> injectBootClasses(Map<String, byte[]> bytecode) {
* @param bytecode the named bytecode to inject
* @param cl the class-loader to use
* @return list of injected classes
* @throws IllegalStateException if class injection is not enabled
*/
public static List<Class<?>> injectClasses(Map<String, byte[]> bytecode, ClassLoader cl) {
return (List<Class<?>>) classDefiner().apply(bytecode, cl);
Expand All @@ -65,6 +67,7 @@ public static List<Class<?>> injectClasses(Map<String, byte[]> bytecode, ClassLo
* @param bytecode the named bytecode to inject
* @param pd the protection domain to use
* @return list of injected classes
* @throws IllegalStateException if class injection is not enabled
*/
public static List<Class<?>> injectClasses(Map<String, byte[]> bytecode, ProtectionDomain pd) {
return (List<Class<?>>) classDefiner().apply(bytecode, pd);
Expand All @@ -74,7 +77,7 @@ private ClassInjector() {}

private static BiFunction classDefiner() {
if (classDefiner == null) {
throw new UnsupportedOperationException("Class injection not enabled");
throw new IllegalStateException("Class injection not enabled");
}
return classDefiner;
}
Expand All @@ -85,6 +88,7 @@ private static BiFunction classDefiner() {
* Enables class injection via {@link Instrumentation}.
*
* @param inst the instrumentation instance
* @throws UnsupportedOperationException if class injection is not available
*/
public static void enableClassInjection(Instrumentation inst) {
if (classDefiner != null) {
Expand Down