| /* |
| * Copyright 2010 Google Inc. |
| * |
| * 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 elemental.json.impl; |
| |
| import java.io.IOException; |
| import java.io.ObjectInputStream; |
| import java.io.ObjectOutputStream; |
| |
| import elemental.json.JsonNumber; |
| import elemental.json.JsonType; |
| import elemental.json.JsonValue; |
| |
| /** |
| * Server-side implementation of JsonNumber. |
| */ |
| public class JreJsonNumber extends JreJsonValue implements JsonNumber { |
| |
| private static final long serialVersionUID = 1L; |
| |
| private transient double number; |
| |
| public JreJsonNumber(double number) { |
| this.number = number; |
| } |
| |
| @Override |
| public boolean asBoolean() { |
| return Double.isNaN(getNumber()) || Math.abs(getNumber()) == 0.0 ? false : true; |
| } |
| |
| @Override |
| public double asNumber() { |
| return getNumber(); |
| } |
| |
| @Override |
| public String asString() { |
| return toJson(); |
| } |
| |
| public double getNumber() { |
| return number; |
| } |
| |
| public Object getObject() { |
| return getNumber(); |
| } |
| |
| public JsonType getType() { |
| return JsonType.NUMBER; |
| } |
| |
| @Override |
| public boolean jsEquals(JsonValue value) { |
| return getObject().equals(((JreJsonValue)value).getObject()); |
| } |
| |
| @Override |
| public void traverse(JsonVisitor visitor, elemental.json.impl.JsonContext ctx) { |
| visitor.visit(getNumber(), ctx); |
| } |
| |
| public String toJson() { |
| if (Double.isInfinite(number) || Double.isNaN(number)) { |
| return "null"; |
| } |
| String toReturn = String.valueOf(number); |
| if (toReturn.endsWith(".0")) { |
| toReturn = toReturn.substring(0, toReturn.length() - 2); |
| } |
| return toReturn; |
| } |
| |
| @com.google.gwt.core.shared.GwtIncompatible |
| private void readObject(ObjectInputStream stream) |
| throws IOException, ClassNotFoundException { |
| JreJsonNumber instance = parseJson(stream); |
| this.number = instance.number; |
| } |
| |
| @com.google.gwt.core.shared.GwtIncompatible |
| private void writeObject(ObjectOutputStream stream) throws IOException { |
| stream.writeObject(toJson()); |
| } |
| } |