001    /****************************************************************
002     * Licensed to the Apache Software Foundation (ASF) under one   *
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004     * distributed with this work for additional information        *
005     * regarding copyright ownership.  The ASF licenses this file   *
006     * to you under the Apache License, Version 2.0 (the            *
007     * "License"); you may not use this file except in compliance   *
008     * with the License.  You may obtain a copy of the License at   *
009     *                                                              *
010     *   http://www.apache.org/licenses/LICENSE-2.0                 *
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012     * Unless required by applicable law or agreed to in writing,   *
013     * software distributed under the License is distributed on an  *
014     * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY       *
015     * KIND, either express or implied.  See the License for the    *
016     * specific language governing permissions and limitations      *
017     * under the License.                                           *
018     ****************************************************************/
019    package org.apache.james.mailbox.jpa.mail.model.openjpa;
020    
021    import java.io.ByteArrayInputStream;
022    import java.io.IOException;
023    import java.io.InputStream;
024    import java.util.Date;
025    
026    import javax.mail.Flags;
027    import javax.mail.internet.SharedInputStream;
028    import javax.persistence.Basic;
029    import javax.persistence.Column;
030    import javax.persistence.Entity;
031    import javax.persistence.FetchType;
032    import javax.persistence.Lob;
033    import javax.persistence.Table;
034    
035    import org.apache.commons.io.IOUtils;
036    import org.apache.james.mailbox.exception.MailboxException;
037    import org.apache.james.mailbox.jpa.mail.model.JPAMailbox;
038    import org.apache.james.mailbox.store.mail.model.Message;
039    import org.apache.james.mailbox.store.mail.model.impl.PropertyBuilder;
040    import org.apache.openjpa.persistence.Externalizer;
041    import org.apache.openjpa.persistence.Factory;
042    
043    @Entity(name="Message")
044    @Table(name="JAMES_MAIL")
045    public class JPAEncryptedMessage extends AbstractJPAMessage {
046    
047            /** The value for the body field. Lazy loaded */
048            /** We use a max length to represent 1gb data. Thats prolly overkill, but who knows */
049            @Basic(optional = false, fetch = FetchType.LAZY)
050            @Column(name = "MAIL_BYTES", length = 1048576000, nullable = false)
051            @Externalizer("EncryptDecryptHelper.getEncrypted")
052            @Factory("EncryptDecryptHelper.getDecrypted")
053            @Lob private byte[] body;
054    
055    
056            /** The value for the header field. Lazy loaded */
057            /** We use a max length to represent 1gb data. Thats prolly overkill, but who knows */
058            @Basic(optional = false, fetch = FetchType.LAZY)
059            @Column(name = "HEADER_BYTES", length = 10485760, nullable = false)
060            @Externalizer("EncryptDecryptHelper.getEncrypted")
061            @Factory("EncryptDecryptHelper.getDecrypted")
062            @Lob private byte[] header;
063            
064            @Deprecated
065            public JPAEncryptedMessage() {}
066    
067            public JPAEncryptedMessage(JPAMailbox mailbox,Date internalDate, int size, Flags flags, SharedInputStream content, int bodyStartOctet, final PropertyBuilder propertyBuilder) throws MailboxException {
068                super(mailbox, internalDate, flags, size ,bodyStartOctet, propertyBuilder);
069                try {
070                    int headerEnd = bodyStartOctet;
071                    if (headerEnd < 0) {
072                        headerEnd = 0;
073                    }
074                    this.header = IOUtils.toByteArray(content.newStream(0, headerEnd));
075                    this.body = IOUtils.toByteArray(content.newStream(getBodyStartOctet(), -1));
076    
077                } catch (IOException e) {
078                    throw new MailboxException("Unable to parse message",e);
079                }
080            }
081    
082            /**
083             * Create a copy of the given message
084             * 
085             * @param message
086             * @throws MailboxException 
087             */
088            public JPAEncryptedMessage(JPAMailbox mailbox, long uid, long modSeq, Message<?> message) throws MailboxException{
089                super(mailbox, uid, modSeq, message);
090                try {
091                    this.body = IOUtils.toByteArray(message.getBodyContent());
092                    this.header = IOUtils.toByteArray(message.getHeaderContent());
093                } catch (IOException e) {
094                    throw new MailboxException("Unable to parse message",e);
095                }
096            }
097    
098    
099            /**
100             * @see org.apache.james.mailbox.store.mail.model.Message#getBodyContent()
101             */
102            public InputStream getBodyContent() throws IOException {
103                return new ByteArrayInputStream(body);
104            }
105    
106            /**
107             * @see org.apache.james.mailbox.store.mail.model.Message#getHeaderContent()
108             */
109            public InputStream getHeaderContent() throws IOException {
110                return new ByteArrayInputStream(header);
111            }
112    
113    }