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java.lang.Objectorg.apache.catalina.security.SecurityUtil
public final class SecurityUtil
This utility class associates a Subject to the current
AccessControlContext. When a SecurityManager is
used, * the container will always associate the called thread with an
AccessControlContext * containing only the principal of the requested
Servlet/Filter.
This class uses reflection to invoke the invoke methods.
| Constructor Summary | |
|---|---|
SecurityUtil()
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|
| Method Summary | |
|---|---|
static void |
doAsPrivilege(java.lang.String methodName,
javax.servlet.Filter targetObject)
Perform work as a particular Subject. |
static void |
doAsPrivilege(java.lang.String methodName,
javax.servlet.Filter targetObject,
java.lang.Class[] targetType,
java.lang.Object[] targetArguments)
Perform work as a particular Subject. |
static void |
doAsPrivilege(java.lang.String methodName,
javax.servlet.Filter targetObject,
java.lang.Class[] targetType,
java.lang.Object[] targetArguments,
java.security.Principal principal)
Perform work as a particular Subject. |
static void |
doAsPrivilege(java.lang.String methodName,
javax.servlet.Servlet targetObject)
Perform work as a particular Subject. |
static void |
doAsPrivilege(java.lang.String methodName,
javax.servlet.Servlet targetObject,
java.lang.Class[] targetType,
java.lang.Object[] targetArguments)
Perform work as a particular Subject. |
static void |
doAsPrivilege(java.lang.String methodName,
javax.servlet.Servlet targetObject,
java.lang.Class[] targetType,
java.lang.Object[] targetArguments,
java.security.Principal principal)
Perform work as a particular Subject. |
static boolean |
isPackageProtectionEnabled()
Return the SecurityManager only if Security is enabled AND
package protection mechanism is enabled. |
static void |
remove(java.lang.Object cachedObject)
Remove the object from the cache. |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
|---|
public SecurityUtil()
| Method Detail |
|---|
public static void doAsPrivilege(java.lang.String methodName,
javax.servlet.Servlet targetObject)
throws java.lang.Exception
null subject.
methodName - the method to apply the security restrictiontargetObject - the Servlet on which the method will
be called.
java.lang.Exception
public static void doAsPrivilege(java.lang.String methodName,
javax.servlet.Servlet targetObject,
java.lang.Class[] targetType,
java.lang.Object[] targetArguments)
throws java.lang.Exception
null subject.
methodName - the method to apply the security restrictiontargetObject - the Servlet on which the method will
be called.targetType - Class array used to instanciate a i
Method object.targetArguments - Object array contains the runtime
parameters instance.
java.lang.Exception
public static void doAsPrivilege(java.lang.String methodName,
javax.servlet.Servlet targetObject,
java.lang.Class[] targetType,
java.lang.Object[] targetArguments,
java.security.Principal principal)
throws java.lang.Exception
null subject.
methodName - the method to apply the security restrictiontargetObject - the Servlet on which the method will
be called.targetType - Class array used to instanciate a
Method object.targetArguments - Object array contains the
runtime parameters instance.principal - the Principal to which the security
privilege apply..
java.lang.Exception
public static void doAsPrivilege(java.lang.String methodName,
javax.servlet.Filter targetObject)
throws java.lang.Exception
null subject.
methodName - the method to apply the security restrictiontargetObject - the Filter on which the method will
be called.
java.lang.Exception
public static void doAsPrivilege(java.lang.String methodName,
javax.servlet.Filter targetObject,
java.lang.Class[] targetType,
java.lang.Object[] targetArguments)
throws java.lang.Exception
Subject. Here the work
will be granted to a null subject.
methodName - the method to apply the security restrictiontargetObject - the Filter on which the method will
be called.targetType - Class array used to instanciate a
Method object.targetArguments - Object array contains the
runtime parameters instance.
java.lang.Exception
public static void doAsPrivilege(java.lang.String methodName,
javax.servlet.Filter targetObject,
java.lang.Class[] targetType,
java.lang.Object[] targetArguments,
java.security.Principal principal)
throws java.lang.Exception
Subject. Here the work
will be granted to a null subject.
methodName - the method to apply the security restrictiontargetObject - the Filter on which the method will
be called.targetType - Class array used to instanciate a
Method object.targetArguments - Object array contains the
runtime parameters instance.principal - the Principal to which the security
privilege apply
java.lang.Exceptionpublic static void remove(java.lang.Object cachedObject)
cachedObject - The object to removepublic static boolean isPackageProtectionEnabled()
SecurityManager only if Security is enabled AND
package protection mechanism is enabled.
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