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/*******************************************************************************
* Copyright (c) 1998, 2013 Oracle and/or its affiliates. All rights reserved.
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0
* which accompanies this distribution.
* The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
* and the Eclipse Distribution License is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* Contributors:
* Oracle - initial API and implementation from Oracle TopLink
******************************************************************************/
package org.eclipse.persistence.internal.databaseaccess;
import java.sql.*;
import org.eclipse.persistence.internal.helper.*;
import org.eclipse.persistence.internal.sessions.AbstractSession;
import org.eclipse.persistence.mappings.structures.ObjectRelationalDatabaseField;
public class OutputParameterForCallableStatement extends BindCallCustomParameter {
// this attribute is provided by the caller
protected boolean isCursor;
// these attributes are generated by prepare method
protected int jdbcType;
protected String typeName;
protected boolean isTypeNameRequired;
protected transient DatabasePlatform dbplatform = null;
public OutputParameterForCallableStatement(DatabaseField field) {
super(field);
}
public OutputParameterForCallableStatement(DatabaseField field, AbstractSession session) {
this(field, session, false);
}
public OutputParameterForCallableStatement(DatabaseField field, AbstractSession session, boolean isCursor) {
this(field);
this.isCursor = isCursor;
prepare(session);
}
public OutputParameterForCallableStatement(OutputParameterForCallableStatement outParameter) {
super(outParameter.obj);
this.isCursor = outParameter.isCursor;
this.jdbcType = outParameter.jdbcType;
this.typeName = outParameter.typeName;
this.isTypeNameRequired = outParameter.isTypeNameRequired;
}
protected OutputParameterForCallableStatement() {
}
public void setIsCursor(boolean isCursor) {
this.isCursor = isCursor;
}
// make sure to call prepare() method after this
public boolean isCursor() {
return isCursor;
}
public boolean isTypeNameRequired() {
return isTypeNameRequired;
}
public int getJdbcType() {
return jdbcType;
}
public String getTypeName() {
return typeName;
}
public DatabaseField getOutputField() {
return (DatabaseField)obj;
}
public void prepare(AbstractSession session) {
dbplatform = session.getPlatform();
if (isCursor()) {
jdbcType = dbplatform.getCursorCode();// Oracle code for cursors
} else {
jdbcType = dbplatform.getJDBCType(getOutputField());
if (obj instanceof ObjectRelationalDatabaseField) {
isTypeNameRequired = true;
typeName = ((ObjectRelationalDatabaseField)obj).getSqlTypeName();
} else {
isTypeNameRequired = dbplatform.requiresTypeNameToRegisterOutputParameter();
if (isTypeNameRequired) {
typeName = dbplatform.getJdbcTypeName(jdbcType);
}
}
}
}
public void set(DatabasePlatform platform, PreparedStatement statement, int index, AbstractSession session) throws SQLException {
if (isTypeNameRequired) {
((CallableStatement)statement).registerOutParameter(index, jdbcType, typeName);
} else {
((CallableStatement)statement).registerOutParameter(index, jdbcType);
}
}
public String toString() {
return "=> " + getOutputField().getNameDelimited(dbplatform);
}
}