Java tutorial
/** * Copyright (C) 2010 EdgyTech LLC. * * Licensed 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 * * http://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 "AS IS" BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the * License for the specific language governing permissions and limitations under * the License. */ package com.edgytech.umongo; import com.edgytech.swingfast.ButtonBase; import com.edgytech.swingfast.EnumListener; import com.edgytech.swingfast.FormDialog; import com.edgytech.swingfast.ListArea; import com.edgytech.swingfast.XmlComponentUnit; import com.edgytech.umongo.AggregateDialog.Item; import com.mongodb.BasicDBList; import com.mongodb.BasicDBObject; import com.mongodb.DBObject; import com.mongodb.util.JSON; import java.util.ArrayList; import java.util.List; import javax.swing.JDialog; /** * * @author antoine */ public class AggregateDialog extends FormDialog implements EnumListener<Item> { enum Item { operationList, addOperationDialog, valueOperationDialog, genericOperationDialog, operation, value, parameters, addOperation, removeOperation, editOperation, moveUpOperation, moveDownOperation, editAggLimitDialog, editAggSkipDialog, editAggMatchDialog, editAggSortDialog, editAggProjectDialog, editAggUnwindDialog, editAggGroupDialog, editAggGeoNearDialog } List<BasicDBObject> operationList = new ArrayList<BasicDBObject>(); @SerialStar public String pipeline; public AggregateDialog() { pipeline = ""; setEnumBinding(Item.values(), this); } void refreshAggList() { ListArea list = (ListArea) getBoundUnit(Item.operationList); String[] items = new String[operationList.size()]; int i = 0; for (BasicDBObject op : operationList) { String json = MongoUtils.getJSON(op); items[i++] = json.substring(0, Math.min(80, json.length())); } list.items = items; list.structureComponent(); } public void addOperation(ButtonBase button) { FormDialog od = (FormDialog) getBoundUnit(Item.addOperationDialog); if (!od.show()) { return; } String op = getStringFieldValue(Item.operation); BasicDBObject opObj = editOperation(null, "$" + op); if (opObj != null) { operationList.add(opObj); refreshAggList(); } } public void removeOperation(ButtonBase button) { final int opId = getComponentIntFieldValue(Item.operationList); operationList.remove(opId); refreshAggList(); } public void editOperation(ButtonBase button) { final int opId = getComponentIntFieldValue(Item.operationList); BasicDBObject opObj = operationList.get(opId); opObj = editOperation(opObj, null); if (opObj != null) { operationList.set(opId, opObj); refreshAggList(); } } public BasicDBObject editOperation(BasicDBObject opObj, String op) { if (op == null) op = opObj.keySet().iterator().next(); EditAggOpDialog od = null; // if ("$limit".equals(op) || "$skip".equals(op)) { // od = (FormDialog) getBoundUnit(Item.valueOperationDialog); // setIntFieldValue(Item.value, opObj.getInt(op)); // if (!od.show()) { // return null; // } // opObj.put(op, getIntFieldValue(Item.value)); // } else { // od = (FormDialog) getBoundUnit(Item.genericOperationDialog); // ((DocBuilderField)getBoundUnit(Item.parameters)).setDBObject((DBObject) opObj.get(op)); // if (!od.show()) { // return null; // } // opObj.put(op, ((DocBuilderField)getBoundUnit(Item.parameters)).getDBObject()); // } if ("$match".equals(op)) { od = (EditAggOpDialog) getBoundUnit(Item.editAggMatchDialog); } else if ("$project".equals(op)) { od = (EditAggOpDialog) getBoundUnit(Item.editAggProjectDialog); } else if ("$limit".equals(op)) { od = (EditAggOpDialog) getBoundUnit(Item.editAggLimitDialog); } else if ("$skip".equals(op)) { od = (EditAggOpDialog) getBoundUnit(Item.editAggSkipDialog); } else if ("$sort".equals(op)) { od = (EditAggOpDialog) getBoundUnit(Item.editAggSortDialog); } else if ("$unwind".equals(op)) { od = (EditAggOpDialog) getBoundUnit(Item.editAggUnwindDialog); } else if ("$group".equals(op)) { od = (EditAggOpDialog) getBoundUnit(Item.editAggGroupDialog); } else if ("$geoNear".equals(op)) { od = (EditAggOpDialog) getBoundUnit(Item.editAggGeoNearDialog); } if (opObj != null) od.setOperation(opObj); if (!od.show()) { return null; } opObj = od.getOperation(); return opObj; } public void moveUpOperation(ButtonBase button) { final int opId = getComponentIntFieldValue(Item.operationList); if (opId > 0) { BasicDBObject opObj = operationList.get(opId); BasicDBObject other = operationList.get(opId - 1); operationList.set(opId - 1, opObj); operationList.set(opId, other); refreshAggList(); } } public void moveDownOperation(ButtonBase button) { final int opId = getComponentIntFieldValue(Item.operationList); if (opId < operationList.size() - 1) { BasicDBObject opObj = operationList.get(opId); BasicDBObject other = operationList.get(opId + 1); operationList.set(opId + 1, opObj); operationList.set(opId, other); refreshAggList(); } } // void resetForNew() { // xmlLoadCheckpoint(); // } // // void resetForEdit(BasicDBObject opObj) { // String op = opObj.keySet().iterator().next(); // setStringFieldValue(Item.operation, op.substring(1)); // ((DocBuilderField)getBoundUnit(Item.parameters)).setDBObject((DBObject) opObj.get(op)); // updateComponent(); // } // // BasicDBObject getOperation() { // String op = getStringFieldValue(Item.operation); // BasicDBObject param = (BasicDBObject) ((DocBuilderField)getBoundUnit(Item.parameters)).getDBObject(); // return new BasicDBObject("$" + op, param); // } BasicDBObject getAggregateCommand(String collection) { BasicDBObject cmd = new BasicDBObject("aggregate", collection); BasicDBList list = new BasicDBList(); cmd.put("pipeline", list); for (BasicDBObject op : operationList) { list.add(op); } return cmd; } @Override public void actionPerformed(Item enm, XmlComponentUnit unit, Object src) { } @Override protected void updateComponentCustom(JDialog old) { BasicDBObject cmd = (BasicDBObject) JSON.parse(pipeline); if (cmd != null && cmd.containsField("pipeline")) { BasicDBList list = (BasicDBList) cmd.get("pipeline"); operationList.clear(); for (Object op : list) { operationList.add((BasicDBObject) op); } refreshAggList(); } } @Override protected void commitComponentCustom(JDialog comp) { pipeline = MongoUtils.getJSON(getAggregateCommand("dummy")); } }