JAVA手写tomcat，带你了解tomcat的原理，附代码( 二 ) _tomcat

String servletPath = firstLine.split(" ")[1].replace("/"+projectName, "");
//找到servlet对应的名称--j2ee规范
String servletName = projectIno.get(projectName).servletMapping.get(servletPath).toString();
//找到servlet对应的实例
Servlet servlet = (Servlet) projectIno.get(projectName).servletInstances.get(servletName);
//将socket的inputsteam 转成 request对象 ,如果想servlet接收和传递消息,需要实现自己的HttpServletRequest/HttpServletResponse即可。
//这里的创建仅作展示，实际没有作用，并不会传递socket的信息。
HttpServletRequest servletReuqest = createRequest();
HttpServletResponse servletResponse = createResponse();
//servlet的生命周期
servlet.service(servletReuqest, servletResponse);
outputStream.write("HTTP/1.1 200 OKrn".getBytes());
outputStream.write("Content-Length: 12rnrn".getBytes());
outputStream.write("Hello World!".getBytes());
outputStream.flush();
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
socket.close();
return null;
});
}
serverSocket.close();
}
private static HttpServletRequest createRequest() {
return new HttpServletRequest() {
@Override
public Object getAttribute(String name) {
// TODO Auto-generated method stub
return null;
}
@Override
public Enumeration<String> getAttributeNames() {
// TODO Auto-generated method stub
return null;
}
@Override
public String getCharacterEncoding() {
// TODO Auto-generated method stub
return null;
}
@Override
public void setCharacterEncoding(String env) throws UnsupportedEncodingException {
// TODO Auto-generated method stub
}
@Override
public int getContentLength() {
// TODO Auto-generated method stub
return 0;
}
@Override
public long getContentLengthLong() {
// TODO Auto-generated method stub
return 0;
}
@Override
public String getContentType() {
// TODO Auto-generated method stub
return null;
}
@Override
public ServletInputStream getInputStream() throws IOException {
// TODO Auto-generated method stub
return null;
}
@Override
public String getParameter(String name) {
// TODO Auto-generated method stub
return null;
}
@Override
public Enumeration<String> getParameterNames() {
// TODO Auto-generated method stub
return null;
}
@Override
public String[] getParameterValues(String name) {
// TODO Auto-generated method stub
return null;
}
@Override
public Map<String, String[]> getParameterMap() {
// TODO Auto-generated method stub
return null;
}
@Override
public String getProtocol() {
// TODO Auto-generated method stub
return null;
}
@Override
public String getScheme() {
// TODO Auto-generated method stub
return null;
}
@Override
public String getServerName() {
// TODO Auto-generated method stub
return null;
}
@Override
public int getServerPort() {
// TODO Auto-generated method stub
return 0;
}
@Override
public BufferedReader getReader() throws IOException {
// TODO Auto-generated method stub
return null;
}
@Override
public String getRemoteAddr() {
// TODO Auto-generated method stub
return null;
}
@Override
public String getRemoteHost() {
// TODO Auto-generated method stub
return null;
}
@Override
public void setAttribute(String name, Object o) {
// TODO Auto-generated method stub
}
@Override
public void removeAttribute(String name) {
// TODO Auto-generated method stub
}
@Override
public Locale getLocale() {
// TODO Auto-generated method stub
return null;
}
@Override
public Enumeration<Locale> getLocales() {
// TODO Auto-generated method stub
return null;
}
@Override
public boolean isSecure() {
// TODO Auto-generated method stub
return false;
}
@Override
public RequestDispatcher getRequestDispatcher(String path) {
// TODO Auto-generated method stub
return null;
}
@Override
public String getRealPath(String path) {
// TODO Auto-generated method stub
return null;
}
@Override
public int getRemotePort() {
// TODO Auto-generated method stub
return 0;
}
@Override
public String getLocalName() {

JAVA手写tomcat，带你了解tomcat的原理，附代码( 二 )

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