java-21-openjdk/TestSecurityProperties.java

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import java.io.File;
import java.io.FileInputStream;
import java.security.Security;
import java.util.Properties;
public class TestSecurityProperties {
// JDK 11
private static final String JDK_PROPS_FILE_JDK_11 = System.getProperty("java.home") + "/conf/security/java.security";
// JDK 8
private static final String JDK_PROPS_FILE_JDK_8 = System.getProperty("java.home") + "/lib/security/java.security";
public static void main(String[] args) {
Properties jdkProps = new Properties();
loadProperties(jdkProps);
for (Object key: jdkProps.keySet()) {
String sKey = (String)key;
String securityVal = Security.getProperty(sKey);
String jdkSecVal = jdkProps.getProperty(sKey);
if (!securityVal.equals(jdkSecVal)) {
String msg = "Expected value '" + jdkSecVal + "' for key '" +
sKey + "'" + " but got value '" + securityVal + "'";
throw new RuntimeException("Test failed! " + msg);
} else {
System.out.println("DEBUG: " + sKey + " = " + jdkSecVal + " as expected.");
}
}
System.out.println("TestSecurityProperties PASSED!");
}
private static void loadProperties(Properties props) {
String javaVersion = System.getProperty("java.version");
System.out.println("Debug: Java version is " + javaVersion);
String propsFile = JDK_PROPS_FILE_JDK_11;
if (javaVersion.startsWith("1.8.0")) {
propsFile = JDK_PROPS_FILE_JDK_8;
}
try (FileInputStream fin = new FileInputStream(new File(propsFile))) {
props.load(fin);
} catch (Exception e) {
throw new RuntimeException("Test failed!", e);
}
}
}