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Diffstat (limited to 'base/common/src/com/netscape/cmscore/dbs/BigIntegerMapper.java')
-rw-r--r-- | base/common/src/com/netscape/cmscore/dbs/BigIntegerMapper.java | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/base/common/src/com/netscape/cmscore/dbs/BigIntegerMapper.java b/base/common/src/com/netscape/cmscore/dbs/BigIntegerMapper.java new file mode 100644 index 000000000..3fa613198 --- /dev/null +++ b/base/common/src/com/netscape/cmscore/dbs/BigIntegerMapper.java @@ -0,0 +1,121 @@ +// --- 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.dbs; + +import java.math.BigInteger; +import java.util.Enumeration; +import java.util.Vector; + +import netscape.ldap.LDAPAttribute; +import netscape.ldap.LDAPAttributeSet; + +import com.netscape.certsrv.base.EBaseException; +import com.netscape.certsrv.dbs.IDBAttrMapper; +import com.netscape.certsrv.dbs.IDBObj; + +/** + * A class represents ann attribute mapper that maps + * a Java BigInteger object into LDAP attribute, + * and vice versa. + * + * @author thomask + * @version $Revision$, $Date$ + */ +public class BigIntegerMapper implements IDBAttrMapper { + + private String mLdapName = null; + private Vector<String> v = new Vector<String>(); + + /** + * Constructs BigInteger mapper. + */ + public BigIntegerMapper(String ldapName) { + mLdapName = ldapName; + v.addElement(mLdapName); + } + + /** + * Returns a list of supported ldap attribute names. + */ + public Enumeration<String> getSupportedLDAPAttributeNames() { + return v.elements(); + } + + /** + * Maps object into ldap attribute set. + */ + public void mapObjectToLDAPAttributeSet(IDBObj parent, + String name, Object obj, LDAPAttributeSet attrs) + throws EBaseException { + attrs.add(new LDAPAttribute(mLdapName, + BigIntegerToDB((BigInteger) obj))); + } + + /** + * Maps LDAP attributes into object, and put the object + * into 'parent'. + */ + public void mapLDAPAttributeSetToObject(LDAPAttributeSet attrs, + String name, IDBObj parent) throws EBaseException { + LDAPAttribute attr = attrs.getAttribute(mLdapName); + + if (attr == null) + return; + parent.set(name, BigIntegerFromDB( + (String) attr.getStringValues().nextElement())); + } + + /** + * Maps search filters into LDAP search filter. + */ + public String mapSearchFilter(String name, String op, + String value) throws EBaseException { + String v = null; + + try { + if (value.startsWith("0x") || value.startsWith("0X")) { + v = BigIntegerToDB(new + BigInteger(value.substring(2), 16)); + } else { + v = BigIntegerToDB(new BigInteger(value)); + } + } catch (NumberFormatException e) { + v = value; + } + return mLdapName + op + v; + } + + public static String BigIntegerToDB(BigInteger i) { + int len = i.toString().length(); + String ret = null; + + if (len < 10) { + ret = "0" + Integer.toString(len) + i.toString(); + } else { + ret = Integer.toString(len) + i.toString(); + } + return ret; + } + + public static BigInteger BigIntegerFromDB(String i) { + String s = i.substring(2); + + // possibly check length + return new BigInteger(s); + } +} |