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authortknall <tknall@7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c>2006-12-01 12:20:24 +0000
committertknall <tknall@7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c>2006-12-01 12:20:24 +0000
commit6025b6016517c6d898d8957d1d7e03ba71431912 (patch)
treeb15bd6fa5ffe9588a9bca3f2b8a7e358f83b6eba /src/main/java/com/lowagie/tools/LPR.java
parentd2c77e820ab4aba8235d71275755021347b3ad10 (diff)
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Initial import of release 2.2.REL-2.2@923
git-svn-id: https://joinup.ec.europa.eu/svn/pdf-as/trunk@4 7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c
Diffstat (limited to 'src/main/java/com/lowagie/tools/LPR.java')
-rw-r--r--src/main/java/com/lowagie/tools/LPR.java716
1 files changed, 716 insertions, 0 deletions
diff --git a/src/main/java/com/lowagie/tools/LPR.java b/src/main/java/com/lowagie/tools/LPR.java
new file mode 100644
index 0000000..f969f8a
--- /dev/null
+++ b/src/main/java/com/lowagie/tools/LPR.java
@@ -0,0 +1,716 @@
+/*
+ * Class based on freeware by Mario Muller (http://www.hemasoft.de/dev/lprj/ )
+ * posted by Anonymous. */
+package com.lowagie.tools;
+
+import java.io.*;
+import java.net.*;
+import java.util.*;
+
+/**
+ * Modified!
+ *
+ * This class provides methods for the Line Printer Daemon Protocol <BR>
+ * <A HREF="http://www.hemasoft.de/dev/lprj/">more info about LPD/LPR </A>
+ *
+ * @author <A HREF=mailto:supermario@gmx.net>Mario M&uuml;ller </A>
+ * @version 1.0 (12/98)
+ */
+public class LPR {
+ public static final int UNKNOWN = 0;
+
+ private String host;
+
+ private int port = 515;
+
+ private String user = System.getProperty("user.name");
+
+ private Vector jobs = new Vector();
+
+ private String hostname = null;
+
+ private String jobname = "";
+
+ private String cfAlen;
+
+ private String cfA;
+
+ private int copies = 1;
+
+ private int timeout = 60000;
+
+ private boolean cfA_formatted = false; // f
+
+ private boolean cfA_postscript = false; // o
+
+ private boolean cfA_banner = false; // L
+
+ private boolean cfA_pr = false;
+
+ /**
+ * default constructor without parameters, standard port is <B>515 </B>
+ */
+ public LPR() {
+ try {
+ hostname = InetAddress.getLocalHost().getHostName();
+ } catch (Exception e2) {
+ System.out.println("can't resolve hostname");
+ hostname = null;
+ }
+ }
+
+ /**
+ * constuctor with host and username standard port is <B>515 </B>
+ */
+ public LPR(String host, String user) {
+ this();
+ setHost(host);
+ setUser(user);
+ }
+
+ /**
+ * constuctor with host, port and username
+ */
+ public LPR(String host, int port, String user) {
+ this();
+ setHost(host);
+ setUser(user);
+ setPort(port);
+ }
+
+ /**
+ * set LPD host
+ */
+ public void setHost(String value) {
+ host = value;
+ }
+
+ /**
+ * get LPD host
+ */
+ public String getHost() {
+ return host;
+ }
+
+ /**
+ * set LPD port
+ */
+ public void setPort(int value) {
+ port = value;
+ }
+
+ /**
+ * get LPD port
+ */
+ public int getPort() {
+ return port;
+ }
+
+ /**
+ * set username
+ */
+ public void setUser(String value) {
+ user = value;
+ }
+
+ /**
+ * get username
+ */
+ public String getUser() {
+ return user;
+ }
+
+ /**
+ * set the timeout for any commands
+ */
+ public void setTimeout(int timeout) {
+ this.timeout = timeout;
+ }
+
+ /**
+ * get the timeout for any commands
+ */
+ public int getTimeout() {
+ return timeout;
+ }
+
+ /**
+ * get if file printed as postscript file
+ */
+ public boolean getCfA_postscript() {
+ return cfA_postscript;
+ }
+
+ /**
+ * set if file printed as postscript file
+ * <P>
+ * <I>o option in control file </I>
+ * </P>
+ * <P>
+ * This command prints the data file to be printed, treating the data as
+ * standard Postscript input.
+ * </P>
+ */
+ public void setCfA_postscript(boolean value) {
+ cfA_postscript = value;
+
+ if (value) {
+ cfA_formatted = false;
+ }
+ }
+
+ /**
+ * get the job name
+ */
+ public String getCfA_jobname() {
+ return jobname;
+ }
+
+ /**
+ * set the job name
+ * <P>
+ * <I>J option in control file </I>
+ * </P>
+ * <P>
+ * This command sets the job name to be printed on the banner page. The name
+ * of the job must be 99 or fewer octets. It can be omitted. The job name is
+ * conventionally used to display the name of the file or files which were
+ * "printed". It will be ignored unless the print banner command ('L') is
+ * also used.
+ * </P>
+ */
+ public void setCfA_jobname(String value) {
+ jobname = value;
+ cfA_banner = true;
+ }
+
+ /**
+ * get if print file with 'pr' format
+ */
+ public boolean getCfA_pr() {
+ return cfA_pr;
+ }
+
+ /**
+ * <P>
+ * <I>p - Print file with 'pr' format </I>
+ * </P>
+ * <P>
+ * This command causes the data file to be printed with a heading, page
+ * numbers, and pagination. The heading should include the date and time
+ * that printing was started, the title, and a page number identifier
+ * followed by the page number. The title is the name of file as specified
+ * by the 'N' command, unless the 'T' command (title) has been given. After
+ * a page of text has been printed, a new page is started with a new page
+ * number. (There is no way to specify the length of the page.)
+ * </P>
+ */
+ public void setCfA_pr(boolean value) {
+ cfA_pr = value;
+ }
+
+ /**
+ * get if job printed with banner page
+ */
+ public boolean getCfA_banner() {
+ return cfA_banner;
+ }
+
+ /**
+ * set if job printed with banner page
+ * <P>
+ * <I>L option in control file </I>
+ * </P>
+ * <P>
+ * This command causes the banner page to be printed. The user name can be
+ * omitted. The class name for banner page and job name for banner page
+ * commands must precede this command in the control file to be effective.
+ * </P>
+ */
+ public void setCfA_banner(boolean value) {
+ cfA_banner = value;
+ }
+
+ /**
+ * get the host name for this computer
+ */
+ public String getHostname() {
+ return hostname;
+ }
+
+ /**
+ * set the host name for this computer
+ */
+ public void setHostname(String value) {
+ hostname = value;
+ }
+
+ /**
+ * set Copies
+ */
+ public void setCopies(int value) {
+ copies = value;
+ }
+
+ /**
+ * get Copies
+ */
+ public int getCopies() {
+ return copies;
+ }
+
+ /**
+ * Print any waiting jobs
+ * <P>
+ * This command starts the printing process if it not already running.
+ * </P>
+ */
+ public boolean printWaitingJobs(String queue) {
+ Socket printer = connect();
+
+ if (printer != null) {
+ try {
+ BufferedReader in = new BufferedReader(new InputStreamReader(
+ printer.getInputStream()));
+ DataOutputStream out = new DataOutputStream(printer
+ .getOutputStream());
+
+//-------------------------- start -------------------------------
+ out.write(01);
+ out.writeBytes(queue + "\n");
+
+ if (in.read() != 0) {
+ System.err.println("Error while start print jobs on queue " + queue);
+
+ return false;
+ }
+
+ close(printer, in, out);
+
+ return true;
+ } catch (Exception e) {
+ e.printStackTrace();
+ }
+ }
+
+ return false;
+ }
+
+ /**
+ * Remove job
+ * <P>
+ * This command deletes the print jobs from the specified queue which are
+ * listed as the other operands. If only the agent is given, the command is
+ * to delete the currently active job. Unless the agent is "root", it is not
+ * possible to delete a job which is not owned by the user. This is also the
+ * case for specifying user names instead of numbers. That is, agent "root"
+ * can delete jobs by user name but no other agents can.
+ * </P>
+ */
+ public boolean removeJob(String queue, String user, String jobid) {
+ Socket printer = connect();
+
+ if (printer != null) {
+ try {
+ BufferedReader in = new BufferedReader(new InputStreamReader(
+ printer.getInputStream()));
+ DataOutputStream out = new DataOutputStream(printer
+ .getOutputStream());
+
+//-------------------------- start -------------------------------
+ out.write(05);
+ out.writeBytes(queue + " " + user + " " + jobid + "\n");
+
+ if (in.read() != 0) {
+ System.err.println("Error while remove print job " + jobid + " on queue " + queue);
+ return false;
+ }
+
+ close(printer, in, out);
+
+ return true;
+ } catch (Exception e) {
+ e.printStackTrace();
+ }
+ }
+
+ return false;
+ }
+
+ /**
+ * gets the state and description of the printer queue in short or long
+ * format
+ */
+ public String getQueueState(String queue, boolean shortstate) {
+ Socket printer = connect();
+
+ if (printer != null) {
+ try {
+ BufferedReader in = new BufferedReader(new InputStreamReader(
+ printer.getInputStream()));
+
+ DataOutputStream out = new DataOutputStream(printer
+ .getOutputStream());
+
+ if (shortstate) {
+ out.write(03);
+ } else {
+ out.write(04);
+ }
+
+ out.writeBytes(queue + " \n");
+
+ LineNumberReader lnr = new LineNumberReader(in);
+ String line = in.readLine();
+ close(printer, in, out);
+
+ return line;
+ } catch (Exception e) {
+ e.printStackTrace();
+ }
+ }
+
+ return null;
+ }
+
+ /**
+ * print a byte array with the document name as parameter
+ *
+ * @see LPR#print(String queue, String dfA, String document) {
+ */
+ public String print(String queue, byte[] dfA, String document) {
+ PrintJob job = new PrintJob(queue, dfA, document);
+ job.start();
+
+ return job.getJobId();
+ }
+
+ /**
+ * print a String with the document name as parameter
+ *
+ * @see LPR#print(String queue, String dfA, String document) {
+ */
+ public String print(String queue, String dfA, String document) {
+ PrintJob job = new PrintJob(queue, dfA.toCharArray(), document);
+ job.start();
+
+ return job.getJobId();
+ }
+
+ /**
+ * print a char array with the document name as parameter
+ *
+ * @see LPR#print(String queue, String dfA, String document) {
+ */
+ public String print(String queue, char[] dfA, String document) {
+ PrintJob job = new PrintJob(queue, dfA, document);
+ job.start();
+
+ return job.getJobId();
+ }
+
+ /**
+ * print a file with the document name as parameter
+ *
+ * @see LPR#print(String queue, String dfA, String document) {
+ */
+ public String print(String queue, File file, String document) {
+ if (file.exists()) {
+ try {
+ FileInputStream in = new FileInputStream(file);
+ byte[] data = new byte[(int) file.length()];
+ int count = 0;
+ int size = (int) file.length();
+
+ while (count < size) {
+ count += in.read(data, count, size - count);
+ }
+
+ in.close();
+
+ PrintJob job = new PrintJob(queue, data, document);
+ job.start();
+ waitFor(job.getJobId());
+
+ return job.getJobId();
+ } catch (Exception e) {
+ System.out.println("error while printig file " + file.getName()
+ + "\n" + e.getMessage());
+ }
+ } else {
+ System.out.println("file " + file.getName() + " not found");
+ }
+
+ return null;
+ }
+
+ /**
+ * wait until job is printed
+ */
+ public void waitFor(String jobid) {
+ try {
+ while (jobs.contains(jobid)) {
+ Thread.sleep(500);
+ }
+ } catch (Exception e) {
+ }
+ }
+
+ /**
+ * internal funktion for printing
+ */
+ private boolean print(String queue, String document, byte[] dfA1,
+ char[] dfA2, int mode, String jobid) {
+ Socket printer = connect();
+
+ if (printer != null) {
+ boolean rc = true;
+ makecfA(document, jobid);
+
+ String dfAlen = String.valueOf(((mode == 1) ? dfA1.length
+ : dfA2.length));
+
+ try {
+ BufferedReader in = new BufferedReader(new InputStreamReader(
+ printer.getInputStream()));
+ DataOutputStream out = new DataOutputStream(printer
+ .getOutputStream());
+ System.out.println("jobid: " + jobid + " queue: " + queue);
+
+//-------------------------- start -------------------------------
+ out.write(02);
+ out.writeBytes(queue + "\n");
+ out.flush();
+
+ if (in.read() != 0) {
+ rc = false;
+ System.out.println("Error while start printing on queue "
+ + queue);
+ }
+
+//----------------------- write control file ----------------------------
+ out.write(02);
+ out.writeBytes(cfAlen);
+ out.writeBytes(" ");
+ out.writeBytes("cfA" + jobid + user + "\n");
+ out.flush();
+
+ if (in.read() != 0) {
+ rc = false;
+ System.out
+ .println("Error while start sending control file");
+ }
+
+ out.writeBytes(cfA);
+ out.writeByte(0);
+ out.flush();
+
+ if (in.read() != 0) {
+ rc = false;
+ System.out.println("Error while sending control file");
+ }
+
+//----------------------- write data file ----------------------------
+ out.write(03);
+
+ /**
+ * Länge des Datenfiles
+ */
+ out.writeBytes(dfAlen);
+ out.writeBytes(" ");
+ out.writeBytes("dfA" + jobid + user + "\n");
+ out.flush();
+
+ if (in.read() != 0) {
+ rc = false;
+ System.err.println("Error while start sending data file");
+ }
+
+ if (mode == 1) {
+ out.write(dfA1);
+ } else {
+ out.writeBytes(new String(dfA2));
+ }
+
+ out.writeByte(0);
+ out.flush();
+
+ if (in.read() != 0) {
+ rc = false;
+ System.out.println("Error while sending data file");
+ }
+ out.flush();
+ close(printer, in, out);
+ } catch (Exception e) {
+ rc = false;
+ e.printStackTrace();
+ }
+
+ return rc;
+ }
+
+ return false;
+ }
+
+ /**
+ * connect to the LPD Server
+ */
+ private Socket connect() {
+ try {
+ System.out.println("Connect with " + host);
+
+ Socket socket = new Socket(InetAddress.getByName(host), port);
+ socket.setSoTimeout(timeout);
+
+ return socket;
+ } catch (Exception e1) {
+ System.out
+ .println("Error while connecting to " + host + ":" + port);
+ System.out.println(e1.getMessage());
+ }
+
+ return null;
+ }
+
+ /**
+ * closed connection to the LPD
+ */
+ private void close(Socket socket, BufferedReader in, DataOutputStream out) {
+ try {
+ in.close();
+ out.close();
+ socket.close();
+ } catch (Exception e) {
+ System.out.println("Errror while closing printerport");
+ System.out.println(e.getMessage());
+ }
+ }
+
+ /**
+ * internal methode to create the control file
+ */
+ private void makecfA(String document, String jobid) {
+ cfA = "";
+
+ if (hostname != null) {
+ cfA += ("H" + hostname + "\n");
+ }
+
+ cfA += ("P" + user + "\n");
+ cfA += ("J" + document + "\n");
+ cfA += ("L" + user + "\n");
+
+ if (cfA_formatted) {
+ cfA += ("f" + document + "\n");
+ }
+
+ if (cfA_postscript) {
+ cfA += ("o" + document + "\n");
+ }
+
+ if (cfA_banner) {
+ cfA += ("L" + jobname + "\n");
+ }
+
+ cfA += ("UdfA" + jobid + hostname + "\n");
+
+ for (int i = 0; i < copies; i++) {
+ cfA += ("ldfA" + jobid + user + "\n");
+ }
+
+ cfA += ("N" + document + "\n");
+ cfAlen = String.valueOf(cfA.length());
+
+ System.out.println(cfA);
+
+ }
+
+ private String getNewJobId() {
+ return fillLeft(String.valueOf((int) Math.floor(Math.random() * 999)),
+ 3, "0");
+ }
+
+ private String fillLeft(String data, int size, String filler) {
+ while (data.length() < size) {
+ data = filler + data;
+ }
+
+ return data;
+ }
+
+ /** ******************* Job ************************ */
+ private class PrintJob extends Thread {
+ String queue;
+
+ String document;
+
+ String id;
+
+ int mode;
+
+ private byte[] dfA1 = null;
+
+ private char[] dfA2 = null;
+
+ public PrintJob(String queue, byte[] data, String document) {
+ super();
+ this.queue = queue;
+ this.dfA1 = data;
+ this.document = document;
+ this.mode = 1;
+ this.id = getNewJobId();
+ jobs.addElement(id);
+ System.out.println("Printjob (byte) " + id + " queue=" + queue + " document=" + document);
+ }
+
+ public PrintJob(String queue, char[] data, String document) {
+ super();
+ this.queue = queue;
+ this.dfA2 = data;
+ this.document = document;
+ this.mode = 2;
+ this.id = getNewJobId();
+ jobs.addElement(id);
+ System.out.println("Printjob (char) " + id + " queue=" + queue + " document=" + document);
+ }
+
+ public void run() {
+ boolean rc = false;
+ int i = 0;
+ System.out.println("Printjob (char) " + id + " queue=" + queue + " document=" + document);
+
+ while (!rc) {
+ try {
+ i++;
+ rc = print(queue, document, dfA1, dfA2, mode, id);
+ } catch (Exception e) {
+ System.err.println(e.getMessage());
+ }
+
+ if (!rc && (i > 5)) {
+ break;
+ }
+
+ if (!rc) {
+ try {
+ Thread.sleep(1000);
+ } catch (InterruptedException ex) {
+ break;
+ }
+ }
+ }
+
+ jobs.removeElement(id);
+
+ if (rc) {
+ System.out.println("Job " + id + " allready printed and removed from queue (" + i + " trys)");
+ } else {
+ System.out.println("Job " + id + " not printed and removed from queue (" + i + " trys)");
+ }
+ }
+
+ public String getJobId() {
+ return this.id;
+ }
+ }
+} \ No newline at end of file