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org.apache.cayenne.modeler.editor.ProcedureParameterTableModel Maven / Gradle / Ivy
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* 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
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
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* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
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package org.apache.cayenne.modeler.editor;
import org.apache.cayenne.configuration.event.ProcedureParameterEvent;
import org.apache.cayenne.dba.TypesMapping;
import org.apache.cayenne.map.Procedure;
import org.apache.cayenne.map.ProcedureParameter;
import org.apache.cayenne.modeler.ProjectController;
import org.apache.cayenne.modeler.util.CayenneTableModel;
import org.apache.cayenne.modeler.util.ProjectUtil;
import javax.swing.JOptionPane;
import java.util.ArrayList;
public class ProcedureParameterTableModel extends CayenneTableModel {
public static final int PARAMETER_NUMBER = 0;
public static final int PARAMETER_NAME = 1;
public static final int PARAMETER_DIRECTION = 2;
public static final int PARAMETER_TYPE = 3;
public static final int PARAMETER_LENGTH = 4;
public static final int PARAMETER_PRECISION = 5;
public static final String IN_PARAMETER = "IN";
public static final String OUT_PARAMETER = "OUT";
public static final String IN_OUT_PARAMETER = "INOUT";
public static final String[] PARAMETER_DIRECTION_NAMES = { "", IN_PARAMETER, OUT_PARAMETER, IN_OUT_PARAMETER };
private static final int[] PARAMETER_INDEXES = {
PARAMETER_NUMBER,
PARAMETER_NAME,
PARAMETER_DIRECTION,
PARAMETER_TYPE,
PARAMETER_LENGTH,
PARAMETER_PRECISION
};
private static final String[] PARAMETER_NAMES = { "No.", "Name", "Direction", "Type", "Max Length", "Precision" };
protected Procedure procedure;
public ProcedureParameterTableModel(Procedure procedure, ProjectController mediator, Object eventSource) {
super(mediator, eventSource, new ArrayList<>(procedure.getCallParameters()));
this.procedure = procedure;
}
/**
* Returns procedure parameter at the specified row.
* Returns NULL if row index is outside the valid range.
*/
public ProcedureParameter getParameter(int row) {
return (row >= 0 && row < objectList.size()) ? objectList.get(row) : null;
}
@Override
public void setUpdatedValueAt(Object newVal, int rowIndex, int columnIndex) {
ProcedureParameter parameter = getParameter(rowIndex);
if (parameter == null) {
return;
}
String value = (String)newVal;
ProcedureParameterEvent event = new ProcedureParameterEvent(eventSource, parameter);
switch (columnIndex) {
case PARAMETER_NAME :
event.setOldName(parameter.getName());
setParameterName(value, parameter);
fireTableCellUpdated(rowIndex, columnIndex);
break;
case PARAMETER_DIRECTION :
setParameterDirection(value, parameter);
break;
case PARAMETER_TYPE :
setParameterType(value, parameter);
break;
case PARAMETER_LENGTH :
setMaxLength(value, parameter);
break;
case PARAMETER_PRECISION :
setPrecision(value, parameter);
break;
}
mediator.fireProcedureParameterEvent(event);
}
protected void setPrecision(String newVal, ProcedureParameter parameter) {
if (newVal == null || newVal.trim().length() <= 0) {
parameter.setPrecision(-1);
} else {
try {
parameter.setPrecision(Integer.parseInt(newVal));
} catch (NumberFormatException ex) {
JOptionPane.showMessageDialog(
null,
"Invalid precision (" + newVal + "), only numbers are allowed.",
"Invalid Precision Value",
JOptionPane.ERROR_MESSAGE);
}
}
}
protected void setMaxLength(String newVal, ProcedureParameter parameter) {
if (newVal == null || newVal.trim().length() <= 0) {
parameter.setMaxLength(-1);
} else {
try {
parameter.setMaxLength(Integer.parseInt(newVal));
} catch (NumberFormatException ex) {
JOptionPane.showMessageDialog(
null,
"Invalid Max Length (" + newVal + "), only numbers are allowed",
"Invalid Maximum Length",
JOptionPane.ERROR_MESSAGE);
}
}
}
protected void setParameterType(String newVal, ProcedureParameter parameter) {
parameter.setType(TypesMapping.getSqlTypeByName(newVal));
}
protected void setParameterDirection(String direction, ProcedureParameter parameter) {
if (ProcedureParameterTableModel.IN_PARAMETER.equals(direction)) {
parameter.setDirection(ProcedureParameter.IN_PARAMETER);
} else if (ProcedureParameterTableModel.OUT_PARAMETER.equals(direction)) {
parameter.setDirection(ProcedureParameter.OUT_PARAMETER);
} else if (ProcedureParameterTableModel.IN_OUT_PARAMETER.equals(direction)) {
parameter.setDirection(ProcedureParameter.IN_OUT_PARAMETER);
}
}
protected void setParameterName(String newVal, ProcedureParameter parameter) {
ProjectUtil.setProcedureParameterName(parameter, newVal.trim());
}
@Override
public Class getElementsClass() {
return ProcedureParameter.class;
}
@Override
public int getColumnCount() {
return PARAMETER_INDEXES.length;
}
@Override
public Object getValueAt(int rowIndex, int columnIndex) {
ProcedureParameter parameter = getParameter(rowIndex);
if (parameter == null) {
return "";
}
switch (columnIndex) {
case PARAMETER_NUMBER :
return getParameterNumber(rowIndex, parameter);
case PARAMETER_NAME :
return getParameterName(parameter);
case PARAMETER_DIRECTION :
return getParameterDirection(parameter);
case PARAMETER_TYPE :
return getParameterType(parameter);
case PARAMETER_LENGTH :
return getParameterLength(parameter);
case PARAMETER_PRECISION :
return getParameterPrecision(parameter);
default :
return "";
}
}
protected String getParameterNumber(int rowIndex, ProcedureParameter parameter) {
boolean hasReturnValue = parameter.getProcedure().isReturningValue();
if (hasReturnValue) {
return (rowIndex == 0) ? "R" : "" + rowIndex;
} else {
return "" + (rowIndex + 1);
}
}
protected String getParameterPrecision(ProcedureParameter parameter) {
return (parameter.getPrecision() >= 0)
? String.valueOf(parameter.getPrecision())
: "";
}
protected String getParameterLength(ProcedureParameter parameter) {
return (parameter.getMaxLength() >= 0)
? String.valueOf(parameter.getMaxLength())
: "";
}
protected String getParameterType(ProcedureParameter parameter) {
return TypesMapping.getSqlNameByType(parameter.getType());
}
protected String getParameterDirection(ProcedureParameter parameter) {
int direction = parameter.getDirection();
return PARAMETER_DIRECTION_NAMES[direction == -1 ? 0 : direction];
}
protected String getParameterName(ProcedureParameter parameter) {
return parameter.getName();
}
@Override
public String getColumnName(int col) {
return PARAMETER_NAMES[col];
}
@Override
public Class getColumnClass(int col) {
return String.class;
}
/**
* Suppressed ordering operations defined in a superclass.
* Since stored procedure parameters are positional,
* no reordering is allowed.
*/
public void orderList() {
// NOOP
}
@Override
public boolean isCellEditable(int row, int col) {
return col != PARAMETER_NUMBER;
}
@Override
public boolean isColumnSortable(int sortCol) {
return false;
}
@Override
public void sortByColumn(int sortCol, boolean isAscent) {
}
}
