Java tutorial
package com.tesora.dve.comms.client.messages; /* * #%L * Tesora Inc. * Database Virtualization Engine * %% * Copyright (C) 2011 - 2014 Tesora Inc. * %% * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Affero General Public License, version 3, * as published by the Free Software Foundation. * * This program 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 Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. * #L% */ import io.netty.util.CharsetUtil; import java.nio.charset.Charset; import com.tesora.dve.exceptions.PEException; public class ConnectRequest extends RequestMessage { private static final long serialVersionUID = 1L; protected String userID; protected Object password; protected String project; protected boolean isPlain = true; protected String charset; public ConnectRequest() { } public ConnectRequest(String userID, String password) { this.userID = userID; this.password = password; } public String getUserID() { return this.userID; } public String getPassword() throws PEException { if (password == null) return null; if (password instanceof String) return (String) password; if (password instanceof byte[]) return new String((byte[]) password, getCharset()); throw new PEException("Invalid object type as password in ConnectRequest " + password.getClass().getName()); } public String getProject() { return this.project; } public void setProject(String project) { this.project = project; } public Charset getCharset() { // if the Charset wasn't provided, default to ISO_8859_1 if (charset != null) return Charset.forName(charset); return CharsetUtil.ISO_8859_1; } public void setCharset(Charset charset) { this.charset = charset.name(); } public boolean getIsPlaintext() { return isPlain; } public void setIsPlaintext(boolean isPlaintext) { this.isPlain = isPlaintext; } @Override public void marshallMessage() { if (!getIsPlaintext()) { if (this.password != null && this.password instanceof String) { password = ((String) password).getBytes(getCharset()); } } } @Override public MessageType getMessageType() { return MessageType.CONNECT_REQUEST; } @Override public MessageVersion getVersion() { return MessageVersion.VERSION1; } }