diff options
Diffstat (limited to 'base/common/src/com/netscape/cmscore/ldap/LdapOrExpression.java')
-rw-r--r-- | base/common/src/com/netscape/cmscore/ldap/LdapOrExpression.java | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/base/common/src/com/netscape/cmscore/ldap/LdapOrExpression.java b/base/common/src/com/netscape/cmscore/ldap/LdapOrExpression.java new file mode 100644 index 000000000..011e3e690 --- /dev/null +++ b/base/common/src/com/netscape/cmscore/ldap/LdapOrExpression.java @@ -0,0 +1,80 @@ +// --- BEGIN COPYRIGHT BLOCK --- +// This program is free software; you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation; version 2 of the License. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License along +// with this program; if not, write to the Free Software Foundation, Inc., +// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. +// +// (C) 2007 Red Hat, Inc. +// All rights reserved. +// --- END COPYRIGHT BLOCK --- +package com.netscape.cmscore.ldap; + +import com.netscape.certsrv.base.SessionContext; +import com.netscape.certsrv.ldap.ELdapException; +import com.netscape.certsrv.publish.ILdapExpression; +import com.netscape.certsrv.request.IRequest; + +/** + * This class represents an Or expression of the form + * (var1 op val1 OR var2 op val2). + * + * Expressions are used as predicates for publishing rule selection. + * + * @author mzhao + * @version $Revision$, $Date$ + */ +public class LdapOrExpression implements ILdapExpression { + private ILdapExpression mExp1; + private ILdapExpression mExp2; + + public LdapOrExpression(ILdapExpression exp1, ILdapExpression exp2) { + mExp1 = exp1; + mExp2 = exp2; + } + + public boolean evaluate(SessionContext sc) + throws ELdapException { + if (mExp1 == null && mExp2 == null) + return true; + else if (mExp1 != null && mExp2 != null) + return mExp1.evaluate(sc) || mExp2.evaluate(sc); + else if (mExp1 != null && mExp2 == null) + return mExp1.evaluate(sc); + else + // (mExp1 == null && mExp2 != null) + return mExp2.evaluate(sc); + } + + public boolean evaluate(IRequest req) + throws ELdapException { + if (mExp1 == null && mExp2 == null) + return true; + else if (mExp1 != null && mExp2 != null) + return mExp1.evaluate(req) || mExp2.evaluate(req); + else if (mExp1 != null && mExp2 == null) + return mExp1.evaluate(req); + else + // (mExp1 == null && mExp2 != null) + return mExp2.evaluate(req); + } + + public String toString() { + if (mExp1 == null && mExp2 == null) + return ""; + else if (mExp1 != null && mExp2 != null) + return mExp1.toString() + " OR " + mExp2.toString(); + else if (mExp1 != null && mExp2 == null) + return mExp1.toString(); + else + // (mExp1 == null && mExp2 != null) + return mExp2.toString(); + } +} |