| package test; |
| |
| import java.beans.*; |
| import java.io.*; |
| import java.net.*; |
| import javax.activation.*; |
| |
| public class DataHandlerTest |
| { |
| |
| public static void main(String[] inArguments) throws MalformedURLException, IOException |
| { |
| DataHandler lDataHandler; |
| |
| if(inArguments.length >= 2) |
| { |
| if(inArguments[0].equals("file")) |
| { |
| for(int lIndex = 1; lIndex < inArguments.length; ++lIndex) |
| { |
| processDataHandler(new DataHandler(new FileDataSource(new File(inArguments[lIndex])))); |
| } |
| } |
| else if(inArguments[0].equals("url")) |
| { |
| System.out.println("URL not supported..."); |
| // for(int lIndex = 1; lIndex < inArguments.length; ++lIndex) |
| // { |
| // processDataHandler(new URL(inArguments[lIndex])); |
| // } |
| } |
| } |
| else |
| { |
| System.out.println("usage: DataHandlerTest <sourcetype> <sources>"); |
| } |
| } |
| |
| private static void processDataHandler(DataHandler inDataHandler) throws IOException |
| { |
| System.out.println("Name: " + inDataHandler.getName()); |
| System.out.println("Type: " + inDataHandler.getContentType()); |
| |
| Object lBean; |
| Class lBeanClass; |
| String lType = inDataHandler.getContentType(); |
| |
| // grab the preferred commands and enumerate them |
| System.out.println("Preferred commands:"); |
| CommandInfo[] lPreferredCmds = inDataHandler.getPreferredCommands(); |
| for(int lCmdIndex = 0; lCmdIndex < lPreferredCmds.length; ++lCmdIndex) |
| { |
| lBean = inDataHandler.getBean(lPreferredCmds[lCmdIndex]); |
| if (lBean != null) |
| { |
| lBeanClass = lBean.getClass(); |
| System.out.println(" " + lBeanClass.getName()); |
| } |
| else |
| { |
| System.out.print("No Bean for command " + lPreferredCmds[lCmdIndex].getCommandName()); |
| } |
| } |
| |
| // grab all commands and enumerate them |
| System.out.println("All commands:"); |
| CommandInfo[] lAllCmds = inDataHandler.getAllCommands(); |
| for(int lCmdIndex = 0; lCmdIndex < lAllCmds.length; ++lCmdIndex) |
| { |
| lBean = inDataHandler.getBean(lAllCmds[lCmdIndex]); |
| if (lBean != null) |
| { |
| lBeanClass = lBean.getClass(); |
| System.out.println(" " + lBeanClass.getName()); |
| } |
| else |
| { |
| System.out.print("No Bean for command " + lAllCmds[lCmdIndex].getCommandName()); |
| } |
| } |
| |
| // grab the commands for the default three verbs view, edit & print |
| System.out.println("View:"); |
| CommandInfo lCmd = inDataHandler.getCommand("view"); |
| if(lCmd != null) |
| { |
| lBean = inDataHandler.getBean(lCmd); |
| if (lBean != null) |
| { |
| lBeanClass = lBean.getClass(); |
| System.out.println(" " + lBeanClass.getName()); |
| } |
| else |
| { |
| System.out.print("No Bean for command " + lCmd.getCommandName()); |
| } |
| } |
| else |
| { |
| System.out.println(" None"); |
| } |
| |
| System.out.println("Edit:"); |
| lCmd = inDataHandler.getCommand("edit"); |
| if(lCmd != null) |
| { |
| lBean = inDataHandler.getBean(lCmd); |
| if (lBean != null) |
| { |
| lBeanClass = lBean.getClass(); |
| System.out.println(" " + lBeanClass.getName()); |
| } |
| else |
| { |
| System.out.print("No Bean for command " + lCmd.getCommandName()); |
| } |
| } |
| else |
| { |
| System.out.println(" None"); |
| } |
| |
| System.out.println("Print:"); |
| lCmd = inDataHandler.getCommand("print"); |
| if(lCmd != null) |
| { |
| lBean = inDataHandler.getBean(lCmd); |
| if (lBean != null) |
| { |
| lBeanClass = lBean.getClass(); |
| System.out.println(" " + lBeanClass.getName()); |
| } |
| else |
| { |
| System.out.print("No Bean for command " + lCmd.getCommandName()); |
| } |
| } |
| else |
| { |
| System.out.println(" None"); |
| } |
| |
| // read some data |
| |
| InputStream lInputStream = null; |
| try { |
| lInputStream= inDataHandler.getInputStream(); |
| } catch (Exception e) { |
| System.out.println("ERROR: Caught an exception: " + e); |
| } |
| System.out.print("Byte 0: "); |
| System.out.println(lInputStream.read()); |
| System.out.print("Byte 1: "); |
| System.out.println(lInputStream.read()); |
| System.out.print("Byte 2: "); |
| System.out.println(lInputStream.read()); |
| System.out.print("Byte 3: "); |
| System.out.println(lInputStream.read()); |
| |
| System.out.println(""); |
| } |
| |
| } |