/*
* Copyright (c) 1998-2011 Caucho Technology -- all rights reserved
*
* This file is part of Resin(R) Open Source
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Resin Open Source 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.
*
* Resin Open Source 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, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Resin Open Source; if not, write to the
* Free Software Foundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Scott Ferguson
*/
package com.caucho.amber.field;
import com.caucho.amber.expr.AmberExpr;
import com.caucho.amber.expr.PathExpr;
import com.caucho.amber.query.QueryParser;
import com.caucho.amber.table.AmberColumn;
import com.caucho.amber.table.AmberTable;
import com.caucho.amber.type.EntityType;
import com.caucho.amber.type.EmbeddableType;
import com.caucho.config.ConfigException;
import com.caucho.java.JavaWriter;
import com.caucho.util.L10N;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.logging.Logger;
/**
* Configuration for a bean's field
*/
public class EmbeddedIdField extends EntityEmbeddedField implements IdField
{
private static final L10N L = new L10N(EmbeddedIdField.class);
private static final Logger log
= Logger.getLogger(EmbeddedIdField.class.getName());
boolean _isKeyField;
public EmbeddedIdField(EntityType ownerType,
EmbeddableType embeddableType)
{
super(ownerType, embeddableType);
}
public EmbeddedIdField(EntityType ownerType,
EmbeddableType embeddableType,
String name)
throws ConfigException
{
super(ownerType, embeddableType, name);
}
@Override
protected EmbeddedSubField createSubField(AmberField field, int index)
{
return new KeyEmbeddedSubField(this, field, index);
}
/**
* Returns the columns
*/
public ArrayList<AmberColumn> getColumns()
{
return null;
}
/**
* Returns true for a generator.
*/
public boolean isAutoGenerate()
{
return false;
}
/**
* Set true if key fields are accessed through fields.
*/
public void setKeyField(boolean isKeyField)
{
_isKeyField = isKeyField;
}
/**
* Returns the component count.
*/
public int getComponentCount()
{
return 1;
}
/**
* Returns the foreign type.
*/
public String getForeignTypeName()
{
return null;
}
/**
* Returns the generator.
*/
public String getGenerator()
{
return null;
}
/**
* Generates the setter for a key property
*/
public String generateSetKeyProperty(String key, String value)
throws IOException
{
return null;
}
/**
* Generates the getter for a key property
*/
public String generateGetKeyProperty(String key)
throws IOException
{
return null;
}
/**
* Generates the property getter for an EJB proxy
*
* @param value the non-null value
*/
public String generateGetProxyProperty(String value)
{
return null;
}
/**
* Generates any prologue.
*/
@Override
public void generatePrologue(JavaWriter out, HashSet<Object> completedSet)
throws IOException
{
super.generatePrologue(out, completedSet);
if (isAbstract()) {
out.println();
out.println();
out.println("public " + getJavaTypeName() + " " + getGetterName() + "()");
out.println("{");
out.println(" return " + getFieldName() + ";");
out.println("}");
out.println();
out.println("public void " + getSetterName() + "(" + getJavaTypeName() + " v)");
out.println("{");
out.println(" " + getFieldName() + " = v;");
out.println("}");
}
}
/**
* Generates the set clause.
*/
public void generateSetGeneratedKeys(JavaWriter out, String pstmt)
throws IOException
{
}
/**
* Returns the where code
*/
public String generateMatchArgWhere(String id)
{
return generateWhere(id);
}
/**
* Returns the where code
*/
public String generateRawWhere(String id)
{
return id + "." + getName() + "=?";
}
/**
* Generates loading code
*/
@Override
public int generateLoad(JavaWriter out, String rs,
String indexVar, int index)
throws IOException
{
return index;
}
/**
* Returns the foreign type.
*/
public int generateLoadForeign(JavaWriter out, String rs,
String indexVar, int index)
throws IOException
{
return 0;
}
/**
* Generates loading cache
*/
@Override
public void generateLoadFromObject(JavaWriter out, String obj)
throws IOException
{
out.println(generateSuperSetter("this", generateGet(obj)) + ";");
}
/**
* Generates the select clause.
*/
@Override
public String generateLoadSelect(AmberTable table, String id)
{
return null;
}
/**
* Generates loading cache
*/
public String generateSetNull(String obj)
throws IOException
{
return null;
}
/**
* Returns a test for null.
*/
public String generateIsNull(String value)
{
return null;
}
/**
* Returns the foreign type.
*/
public int generateLoadForeign(JavaWriter out, String rs,
String indexVar, int index,
String name)
throws IOException
{
// XXX: 0 == null
return 0;
}
/**
* Generates the set clause.
*/
public void generateStatementSet(JavaWriter out, String pstmt,
String index, String value)
throws IOException
{
super.generateStatementSet(out, pstmt, index, value);
}
/**
* Generates code for a match.
*/
public void generateMatch(JavaWriter out, String key)
throws IOException
{
}
/**
* Generates code to test the equals.
*/
public String generateEquals(String left, String right)
{
return null;
}
/**
* Generates the set clause.
*/
public void generateSetInsert(JavaWriter out, String pstmt, String index)
throws IOException
{
generateStatementSet(out, pstmt, index);
}
/**
* Generates the set clause.
*/
public void generateCheckCreateKey(JavaWriter out)
throws IOException
{
}
/**
* Creates the expression for the field.
*/
public AmberExpr createExpr(QueryParser parser, PathExpr parent)
{
return null;
}
/**
* Converts to an object.
*/
public String toObject(String value)
{
return null;
}
/**
* Converts from an object.
*/
public String toValue(String value)
{
return null;
}
}