Show PClob.java syntax highlighted
/*
* PClob.java
*
* Created on October 16, 2006, 12:57 PM
*
* Description: PClob is a large text term in the Texai logical representation language.
*
* Copyright (C) 2006 Stephen L. Reed.
*
* 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; either
* version 2 of the License, or (at your option) any later version.
*
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
package org.texai.kb.ejb.entity;
import javax.persistence.CascadeType;
import javax.persistence.Entity;
import javax.persistence.FetchType;
import javax.persistence.NamedQuery;
import javax.persistence.OneToOne;
import javax.persistence.Transient;
import javax.sql.rowset.serial.SerialClob;
import org.texai.kb.Constants;
/**
* Entity class PClob
*
* @author reed
*/
@Entity
@NamedQuery(name=Constants.QUERY_FIND_PCLOB_BY_CLOB_VALUE,
query="SELECT c FROM PClob c, PClobInfo ci WHERE ci.clobValue = :clobValue AND ci.pClob = c")
public class PClob extends AbstractTerm {
/**
* Determines if a de-serialized file is compatible with this class.
*
* Maintainers must change this value if and only if the new version
* of this class is not compatible with old versions. See Sun docs
* for <a href=http://java.sun.com/products/jdk/1.1/docs/guide
* /serialization/spec/version.doc.html> details. </a>
*
* Not necessary to include in first version of the class, but
* included here as a reminder of its importance.
*/
@Transient
private static final long serialVersionUID = 1L;
/** the persistent character large object information */
@OneToOne(fetch=FetchType.LAZY, mappedBy = "pClob", cascade=CascadeType.ALL)
private PClobInfo pClobInfo; // NOPMD
/** Creates a new instance of PClob. */
public PClob() {
super();
}
/** Creates a new instance of PClob.
*
* @param clobValue the character large object value
*/
public PClob(final SerialClob clobValue) {
super();
//Preconditions
assert clobValue != null : "clobValue must not be null";
pClobInfo = new PClobInfo(this, clobValue);
}
/** Gets the persistent character large object information.
*
* @return persistent character large object information
*/
public PClobInfo getPClobInfo() {
return pClobInfo;
}
/** Gets the character large object value.
*
* @return the character large object value
*/
public SerialClob getClobValue() {
return getPClobInfo().getClobValue();
}
/** Returns a string representation of this object.
*
* @return a string representation of this object
*/
@Override
public String toString() {
return getPClobInfo().toString();
}
/** Returns a CycL representation of this object.
*
* @return a CycL representation of this object
*/
public String toCycLString() {
return getPClobInfo().toCycLString();
}
}
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