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.*; import com.mongodb.BasicDBList; import com.mongodb.BasicDBObject; import com.mongodb.DBObject; import java.util.Date; import java.util.Iterator; import java.util.UUID; import java.util.regex.Pattern; import org.bson.types.BSONTimestamp; import org.bson.types.Binary; import org.bson.types.Code; import org.bson.types.MaxKey; import org.bson.types.MinKey; import org.bson.types.ObjectId; /** * * @author antoine */ public class DocFieldObject extends DocFieldText { public DocFieldObject(String id, String key, Object value, DocFieldObject parent) { super(id, key, value, parent); getJComponentBoundUnit(Item.edit).visible = false; getJComponentBoundUnit(Item.addField).visible = true; ((Div) getJComponentBoundUnit(Item.fields)).borderSize = 1; if (parent == null) { field = false; getJComponentBoundUnit(Item.up).visible = false; getJComponentBoundUnit(Item.down).visible = false; getJComponentBoundUnit(Item.remove).visible = false; } } @Override protected void structureComponentCustom(BoxPanel old) { Div fields = (Div) getBoundUnit(Item.fields); fields.removeAllChildren(); DBObject doc = (DBObject) value; if (doc == null || doc.keySet().isEmpty()) { fields.addChild(new Text(null, null, "Empty")); } else { for (String key : doc.keySet()) { Object val = doc.get(key); if (val instanceof BasicDBObject) { fields.addChild(new DocFieldObject(key, key, val, this)); } else if (val instanceof BasicDBList) { fields.addChild(new DocFieldArray(key, key, val, this)); } else { fields.addChild(new DocFieldText(key, key, val, this)); } } } fields.structureComponent(); super.structureComponentCustom(old); } @Override protected void commitComponentCustom(BoxPanel comp) { Div fields = (Div) getBoundUnit(Item.fields); DBObject doc = createDBObject(); if (fields.hasChildren()) { for (Object child : fields.getChildren()) { if (child instanceof DocFieldText) { DocFieldText text = (DocFieldText) child; doc.put(text.getKey(), text.getValue()); } } } value = doc; } void remove(String key) { DBObject doc = (DBObject) value; doc.removeField(key); structureComponent(); } void moveUp(String key) { DBObject doc = (DBObject) value; value = createDBObject(); Iterator<String> it = doc.keySet().iterator(); String prev = it.next(); while (it.hasNext()) { String cur = it.next(); if (cur.equals(key)) { addField(cur, doc.get(cur)); cur = prev; } else { addField(prev, doc.get(prev)); } prev = cur; } addField(prev, doc.get(prev)); structureComponent(); } void moveDown(String key) { DBObject doc = (DBObject) value; value = createDBObject(); Iterator<String> it = doc.keySet().iterator(); while (it.hasNext()) { String cur = it.next(); if (cur.equals(key) && it.hasNext()) { String next = it.next(); addField(next, doc.get(next)); } addField(cur, doc.get(cur)); } structureComponent(); } public void addNewField(String key, String type) { Object val = ""; if (type.equals("Integer")) { val = new Integer(0); } else if (type.startsWith("Long")) { val = new Long(0); } else if (type.equals("Binary")) { val = new Binary((byte) 0, new byte[1]); } else if (type.startsWith("ObjectId")) { val = new ObjectId(); } else if (type.equals("Boolean")) { val = new Boolean(true); } else if (type.equals("Code")) { val = new Code(""); } else if (type.equals("Date")) { val = new Date(); } else if (type.startsWith("Double")) { val = new Double(0.0); } else if (type.equals("Pattern")) { val = Pattern.compile(""); } else if (type.equals("Timestamp")) { val = new BSONTimestamp((int) (System.currentTimeMillis() / 1000), 0); } else if (type.equals("Document")) { val = new BasicDBObject(); } else if (type.equals("List")) { val = new BasicDBList(); } else if (type.equals("Null")) { val = null; } else if (type.equals("UUID")) { val = UUID.randomUUID(); } else if (type.equals("MinKey")) { val = new MinKey(); } else if (type.equals("MaxKey")) { val = new MaxKey(); } if (value == null) { value = createDBObject(); } addField(key, val); structureComponent(); } public void addField(ButtonBase button) { String key = getStringFieldValue(Item.addKey); String type = getStringFieldValue(Item.addType); DBObject doc = (DBObject) value; if (key.isEmpty() || (doc != null && doc.containsField(key))) { new InfoDialog(null, "Invalid Key", null, "Please provide a unique key for this field").show(); return; } addNewField(key, type); } protected void addField(String key, Object val) { DBObject doc = (DBObject) value; doc.put(key, val); } protected DBObject createDBObject() { return new BasicDBObject(); } }