BrowserType.java

/*******************************************************************************
 * Copyright 2011 André Rouél
 * 
 * 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 net.sf.jacclog.uasparser.internal.data.domain;

public final class BrowserType {

	public static class Builder {

		private int id;

		private String name;

		public BrowserType build() {
			return new BrowserType(id, name);
		}

		/**
		 * Sets the identification number.
		 * 
		 * @param id
		 */
		public Builder setId(final int id) {
			if (id < 0) {
				throw new IllegalArgumentException("Argument 'id' can not be smaller than 0.");
			}

			this.id = id;
			return this;
		}

		/**
		 * Sets the identification number via a string.<br>
		 * <br>
		 * An opening and closing Square brackets at the end of a string will be filtered. If the string can not be
		 * parsed as a long, a <code>NumberFormatException</code> will be thrown.
		 * 
		 * @param id
		 */
		public Builder setId(final String id) {
			if (id == null) {
				throw new IllegalArgumentException("Argument 'id' can not be null.");
			}

			this.setId(Integer.parseInt(id));
			return this;
		}

		/**
		 * Sets the name.
		 * 
		 * @param name
		 */
		public Builder setName(final String name) {
			if (name == null) {
				throw new IllegalArgumentException("Argument 'name' can not be null.");
			}

			this.name = name;
			return this;
		}

	}

	private final int id;

	private final String name;

	private BrowserType(final int id, final String name) {
		if (id < 0) {
			throw new IllegalArgumentException("Argument 'id' can not be smaller than 0.");
		}

		if (name == null) {
			throw new IllegalArgumentException("Argument 'name' can not be null.");
		}

		this.id = id;
		this.name = name;
	}

	@Override
	public boolean equals(final Object obj) {
		if (this == obj)
			return true;
		if (obj == null)
			return false;
		if (getClass() != obj.getClass())
			return false;
		final BrowserType other = (BrowserType) obj;
		if (id != other.id)
			return false;
		if (name == null) {
			if (other.name != null)
				return false;
		} else if (!name.equals(other.name))
			return false;
		return true;
	}

	public int getId() {
		return id;
	}

	public String getName() {
		return name;
	}

	@Override
	public int hashCode() {
		final int prime = 31;
		int result = 1;
		result = prime * result + id;
		result = prime * result + ((name == null) ? 0 : name.hashCode());
		return result;
	}

	@Override
	public String toString() {
		final StringBuilder builder = new StringBuilder();
		builder.append("BrowserType [id=");
		builder.append(id);
		builder.append(", name=");
		builder.append(name);
		builder.append("]");
		return builder.toString();
	}

}