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 * Licensed to the Apache Software Foundation (ASF) under one   *
 * or more contributor license agreements.  See the NOTICE file *
 * distributed with this work for additional information        *
 * regarding copyright ownership.  The ASF 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   *
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 * 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.apache.james.transport.matchers;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.Locale;

import javax.mail.MessagingException;

import org.apache.mailet.Mail;
import org.apache.mailet.MailAddress;

/**
 * <P>
 * Matches recipients having the mail sender in the recipient's private
 * whitelist .
 * </P>
 * <P>
 * The recipient name is always converted to its primary name (handling
 * aliases).
 * </P>
 * <P>
 * Configuration string: The database name containing the white list table.
 * </P>
 * <P>
 * Example:
 * </P>
 * 
 * <PRE>
 * &lt;CODE&gt;
 *    &lt;mailet match=&quot;IsInWhiteList=db://maildb&quot; class=&quot;ToProcessor&quot;&gt;
 *       &lt;processor&gt; transport &lt;/processor&gt;
 *    &lt;/mailet&gt;
 * &lt;/CODE&gt;
 * </PRE>
 * 
 * @see org.apache.james.transport.mailets.WhiteListManager
 * @version SVN $Revision: $ $Date: $
 * @since 2.3.0
 */
public class IsInWhiteList extends AbstractSQLWhitelistMatcher {

    private String selectByPK;

    @Override
    public void init() throws javax.mail.MessagingException {
        super.init();
        selectByPK = sqlQueries.getSqlString("selectByPK", true);
    }

    /*
     * (non-Javadoc)
     * @see org.apache.james.transport.matchers.AbstractSQLWhitelistMatcher#getSQLSectionName()
     */
    protected String getSQLSectionName() {
        return "Whitelist";
    }

    /*
     * (non-Javadoc)
     * @see org.apache.james.transport.matchers.AbstractSQLWhitelistMatcher#matchedWhitelist(org.apache.mailet.MailAddress, org.apache.mailet.Mail)
     */
    protected boolean matchedWhitelist(MailAddress recipientMailAddress, Mail mail) throws MessagingException {
        MailAddress senderMailAddress = mail.getSender();
        String senderUser = senderMailAddress.getLocalPart().toLowerCase(Locale.US);
        String senderHost = senderMailAddress.getDomain().toLowerCase(Locale.US);
        
        Connection conn = null;
        PreparedStatement selectStmt = null;
        ResultSet selectRS = null;
        try {

            try {
                String recipientUser = recipientMailAddress.getLocalPart().toLowerCase(Locale.US);
                String recipientHost = recipientMailAddress.getDomain().toLowerCase(Locale.US);

                if (conn == null) {
                    conn = datasource.getConnection();
                }

                if (selectStmt == null) {
                    selectStmt = conn.prepareStatement(selectByPK);
                }
                selectStmt.setString(1, recipientUser);
                selectStmt.setString(2, recipientHost);
                selectStmt.setString(3, senderUser);
                selectStmt.setString(4, senderHost);
                selectRS = selectStmt.executeQuery();
                if (selectRS.next()) {
                    // This address was already in the list
                    return true;
                }

            } finally {
                theJDBCUtil.closeJDBCResultSet(selectRS);
            }

        } catch (SQLException sqle) {
            log("Error accessing database", sqle);
            throw new MessagingException("Exception thrown", sqle);
        } finally {
            theJDBCUtil.closeJDBCStatement(selectStmt);
            theJDBCUtil.closeJDBCConnection(conn);
        }
        return false;
    }

    /*
     * (non-Javadoc)
     * @see org.apache.james.transport.matchers.AbstractSQLWhitelistMatcher#getTableCreateQueryName()
     */
    protected String getTableCreateQueryName() {
        return "createWhiteListTable";
    }

    /*
     * (non-Javadoc)
     * @see org.apache.james.transport.matchers.AbstractSQLWhitelistMatcher#getTableName()
     */
    protected String getTableName() {
        return "whiteListTableName";
    }

}

@@ -4160,32 +4160,616 @@
                %7D
+%0A                %0A                %0A                // check for wildcard domain entries %0A                selectStmt = conn.prepareStatement(selectByPK);%0A                %0A                selectStmt.setString(1, recipientUser);%0A                selectStmt.setString(2, recipientHost);%0A                selectStmt.setString(3, %22*%22);%0A                selectStmt.setString(4, senderHost);%0A                selectRS = selectStmt.executeQuery();%0A                if (selectRS.next()) %7B%0A                    // This address was already in the list%0A                    return true;%0A                %7D
 %0A%0A            %7D 

Allow to match against wildcard entries (JAMES-1034)