Java tutorial
/* * This library is part of Geranium - * an open source UI library for GWT. * * Copyright (c) Alkacon Software GmbH (http://www.alkacon.com)- * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * For further information about Alkacon Software, please see the * company website: http://www.alkacon.com * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ package com.alkacon.geranium.client.util; import com.google.gwt.core.client.JavaScriptObject; /** * Class to create native JSON maps.<p> */ public final class JSONMap extends JavaScriptObject { /** * Not directly instantiable. All subclasses must also define a protected, empty, no-arg constructor.<p> */ protected JSONMap() { // empty } /** * Creates a native javascript object to be used as a JSON map.<p> * * @return the JSON map */ public static native JSONMap createJSONMap() /*-{ return {}; }-*/; /** * Returns if the given key is present in the map.<p> * * @param key the key * * @return <code>true</code> if the map contains the key */ public native boolean containsKey(String key) /*-{ for ( var _key in this) { if (_key == key) { return true; } } return false; }-*/; /** * Returns the value to the given key.<p> * * @param key the key * * @return the value */ public native boolean getBoolean(String key) /*-{ return this[key]; }-*/; /** * Returns the value to the given key.<p> * * @param key the key * * @return the value */ public native boolean[] getBooleanArray(String key) /*-{ return this[key]; }-*/; /** * Returns the value to the given key.<p> * * @param key the key * * @return the value */ public native double getDouble(String key) /*-{ return this[key]; }-*/; /** * Returns the value to the given key.<p> * * @param key the key * * @return the value */ public native double[] getDoubleArray(String key) /*-{ return this[key]; }-*/; /** * Returns the value to the given key.<p> * * @param key the key * * @return the value */ public native int getInt(String key) /*-{ return this[key]; }-*/; /** * Returns the value to the given key.<p> * * @param key the key * * @return the value */ public native int[] getIntArray(String key) /*-{ return this[key]; }-*/; /** * Returns the value to the given key.<p> * * @param key the key * * @return the value */ public native JavaScriptObject getJavaScriptObject(String key) /*-{ return this[key]; }-*/; /** * Returns the value to the given key.<p> * * @param key the key * * @return the value */ public native JavaScriptObject[] getJavaScriptObjectArray(String key) /*-{ return this[key]; }-*/; /** * Returns the value to the given key.<p> * * @param key the key * * @return the value */ public native String getString(String key) /*-{ return this[key]; }-*/; /** * Returns the value to the given key.<p> * * @param key the key * * @return the value */ public native String[] getStringArray(String key) /*-{ return this[key]; }-*/; /** * Puts the value into the map.<p> * * @param key the key * @param value the value */ public native void put(String key, boolean value) /*-{ this[key] = value; }-*/; /** * Puts the value into the map.<p> * * @param key the key * @param value the value */ public native void put(String key, boolean[] value) /*-{ this[key] = value; }-*/; /** * Puts the value into the map.<p> * * @param key the key * @param value the value */ public native void put(String key, double value) /*-{ this[key] = value; }-*/; /** * Puts the value into the map.<p> * * @param key the key * @param value the value */ public native void put(String key, double[] value) /*-{ this[key] = value; }-*/; /** * Puts the value into the map.<p> * * @param key the key * @param value the value */ public native void put(String key, int value) /*-{ this[key] = value; }-*/; /** * Puts the value into the map.<p> * * @param key the key * @param value the value */ public native void put(String key, int[] value) /*-{ this[key] = value; }-*/; /** * Puts the value into the map.<p> * * @param key the key * @param value the value */ public native void put(String key, JavaScriptObject value) /*-{ this[key] = value; }-*/; /** * Puts the value into the map.<p> * * @param key the key * @param value the value */ public native void put(String key, JavaScriptObject[] value) /*-{ this[key] = value; }-*/; /** * Puts the value into the map.<p> * * @param key the key * @param value the value */ public native void put(String key, String value) /*-{ this[key] = value; }-*/; /** * Puts the value into the map.<p> * * @param key the key * @param value the value */ public native void put(String key, String[] value) /*-{ this[key] = value; }-*/; }