/*
* Copyright (c) 2005-2009, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
*
* WSO2 Inc. licenses this file to you under the Apache License,
* Version 2.0 (the "License"); you may not use this file except
* in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*/
package org.wso2.carbon.base;
import java.lang.management.ManagementPermission;
import java.util.List;
import java.util.Map;
/**
* Generic Base Utility methods
*/
public class CarbonBaseUtils {
/**
* Method to test whether a given user has permission to execute the given method.
*/
public static void checkSecurity() {
SecurityManager secMan = System.getSecurityManager();
if (secMan != null) {
secMan.checkPermission(new ManagementPermission("control"));
}
}
/**
* Method to test whether a given user has permission to execute the given method.
*
* @param allowedClasses the classes that are allowed to make calls irrespective of the user
* having desired permissions.
*/
public static void checkSecurity(List<String> allowedClasses) {
SecurityManager secMan = System.getSecurityManager();
if (secMan != null) {
StackTraceElement[] trace = Thread.currentThread().getStackTrace();
String callingClass = trace[3].getClassName();
if (!allowedClasses.contains(callingClass)) {
secMan.checkPermission(new ManagementPermission("control"));
}
}
}/**
* Method to test whether a given user has permission to execute the given method.
*
* @param allowedMethods the methods that are allowed to make calls irrespective of the user
* having desired permissions.
*/
public static void checkSecurity(Map<String, String> allowedMethods) {
SecurityManager secMan = System.getSecurityManager();
if (secMan != null) {
StackTraceElement[] trace = Thread.currentThread().getStackTrace();
for (int i = 3; i < trace.length; i++) {
String callingClass = trace[i].getClassName();
String methodName = trace[i].getMethodName();
if (allowedMethods.keySet().contains(callingClass)
&& allowedMethods.get(callingClass).equals(methodName)) {
return;
}
}
secMan.checkPermission(new ManagementPermission("control"));
}
}
}