in src/main/java/org/apache/maven/plugin/compiler/AbstractCompilerMojo.java [1422:1453]
protected final Toolchain getToolchain() {
Toolchain tc = null;
if (jdkToolchain != null) {
// Maven 3.3.1 has plugin execution scoped Toolchain Support
try {
Method getToolchainsMethod = toolchainManager
.getClass()
.getMethod("getToolchains", MavenSession.class, String.class, Map.class);
@SuppressWarnings("unchecked")
List<Toolchain> tcs =
(List<Toolchain>) getToolchainsMethod.invoke(toolchainManager, session, "jdk", jdkToolchain);
if (tcs != null && !tcs.isEmpty()) {
tc = tcs.get(0);
}
} catch (NoSuchMethodException
| SecurityException
| IllegalAccessException
| IllegalArgumentException
| InvocationTargetException e) {
// ignore
}
}
if (tc == null) {
tc = toolchainManager.getToolchainFromBuildContext("jdk", session);
}
return tc;
}