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Extensible notification framework
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/**
 * Copyright 2010 Molindo GmbH
 *
 * 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 at.molindo.notify.model;

import java.io.NotSerializableException;
import java.io.Serializable;
import java.net.MalformedURLException;
import java.net.URL;

import javax.annotation.Nonnull;

import at.molindo.utils.data.HexUtils;
import at.molindo.utils.data.SerializationUtils;
import at.molindo.utils.data.StringUtils;

public abstract class Param {

	private String _name;
	private Class _type;

	public static Param pString(String name) {
		return new Param(name, String.class) {

			@Override
			protected String string(String object) {
				return object;
			}

			@Override
			protected String object(String string) {
				return string;
			}

			@Override
			protected ParamType type() {
				return ParamType.STRING;
			}

		};
	}

	public static Param pInteger(String name) {
		return new Param(name, Integer.class) {

			@Override
			protected Integer object(String string) {
				return Integer.parseInt(string);
			}

			@Override
			protected ParamType type() {
				return ParamType.INTEGER;
			}
		};
	}

	public static Param pLong(String name) {
		return new Param(name, Long.class) {

			@Override
			protected Long object(String string) {
				return Long.parseLong(string);
			}

			@Override
			protected ParamType type() {
				return ParamType.LONG;
			}
		};
	}

	public static Param pDouble(String name) {
		return new Param(name, Double.class) {

			@Override
			protected Double object(String string) {
				return Double.parseDouble(string);
			}

			@Override
			protected ParamType type() {
				return ParamType.DOUBLE;
			}
		};
	}

	public static Param pFloat(String name) {
		return new Param(name, Float.class) {

			@Override
			protected Float object(String string) {
				return Float.parseFloat(string);
			}

			@Override
			protected ParamType type() {
				return ParamType.FLOAT;
			}
		};
	}

	public static Param pBoolean(String name) {
		return new Param(name, Boolean.class) {

			@Override
			protected Boolean object(String string) {
				return Boolean.parseBoolean(string);
			}

			@Override
			protected ParamType type() {
				return ParamType.BOOLEAN;
			}
		};
	}

	public static Param pCharacter(String name) {
		return new Param(name, Character.class) {

			@Override
			protected Character object(String string) {
				return string.charAt(0);
			}

			@Override
			protected ParamType type() {
				return ParamType.CHARACTER;
			}
		};
	}

	public static Param pURL(String name) {
		return new Param(name, URL.class) {

			@Override
			protected URL object(String string) {
				try {
					return new URL(string);
				} catch (MalformedURLException e) {
					throw new RuntimeException(e);
				}
			}

			@Override
			protected ParamType type() {
				return ParamType.URL;
			}
		};
	}

	public static Param