grant codeBase "file:NestedActionsTwoPrincipals.jar" {
    permission javax.security.auth.AuthPermission "getSubject";
    permission javax.security.auth.AuthPermission "modifyPrincipals";
    permission javax.security.auth.AuthPermission "doAs";
    permission java.util.PropertyPermission "path.separator", "read";
    permission java.util.PropertyPermission "file.separator", "read";
    permission java.util.PropertyPermission "test.classes", "read";
    permission java.util.PropertyPermission "test.src", "read";
    permission java.util.PropertyPermission "test.java.opts", "read";
    permission java.util.PropertyPermission "java.home", "read";
    permission java.util.PropertyPermission "java.class.path", "read";
    permission java.io.FilePermission "NestedActions.tmp", "read,write,delete";
};

grant codeBase "file:WriteToFileAction.jar"
        Principal javax.security.auth.x500.X500Principal "cn=Duke" {
    permission javax.security.auth.AuthPermission "getSubject";
    permission javax.security.auth.AuthPermission "doAs";
    permission javax.security.auth.AuthPermission "modifyPrincipals";
    permission java.util.PropertyPermission "java.class.path", "read";
    permission java.io.FilePermission "NestedActions.tmp", "read,write";
};

grant codeBase "file:ReadFromFileAction.jar"
        Principal javax.security.auth.x500.X500Principal "cn=Duke"{
    permission javax.security.auth.AuthPermission "getSubject";
    permission javax.security.auth.AuthPermission "doAs";
    permission java.util.PropertyPermission "java.class.path", "read";
    permission java.io.FilePermission "NestedActions.tmp", "read";
};

grant codeBase "file:ReadPropertyAction.jar"
        Principal javax.security.auth.x500.X500Principal "cn=Java" {
    permission javax.security.auth.AuthPermission "getSubject";
    permission javax.security.auth.AuthPermission "doAs";
    permission java.util.PropertyPermission "java.class.path", "read";
};