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package org.nbgit;
import java.io.IOException;
import java.net.URL;
import java.util.List;
import java.util.logging.Level;
import org.openide.awt.HtmlBrowser;
import org.openide.util.RequestProcessor;
import org.openide.windows.IOProvider;
import org.openide.windows.InputOutput;
import org.openide.windows.OutputEvent;
import org.openide.windows.OutputListener;
import org.openide.windows.OutputWriter;
/**
*
* @author Tomas Stupka
*/
public class OutputLogger {
private InputOutput log;
private String repositoryRootString;
private static final RequestProcessor rp = new RequestProcessor("GitOutput", 1);
public static final int MAX_LINES_TO_PRINT = 500;
private static final String MSG_TOO_MANY_LINES = "The number of output lines is greater than 500; see message log for complete output";
public static OutputLogger getLogger(String repositoryRoot) {
if (repositoryRoot != null) {
return new OutputLogger(repositoryRoot);
} else {
return new NullLogger();
}
}
private OutputLogger(String repositoryRoot) {
repositoryRootString = repositoryRoot;
log = IOProvider.getDefault().getIO(repositoryRootString, false);
}
protected OutputLogger() {
}
public void closeLog() {
rp.post(new Runnable() {
public void run() {
log.getOut().flush();
log.getOut().close();
log.getErr().flush();
log.getErr().close();
}
});
}
public void flushLog() {
rp.post(new Runnable() {
public void run() {
log.getOut().flush();
log.getErr().flush();
}
});
}
/**
* Print contents of list to OutputLogger's tab
*
* @param list to print out
*
*/
public void output(final List<String> list) {
if (list.isEmpty()) {
return;
}
rp.post(new Runnable() {
public void run() {
log.select();
OutputWriter out = log.getOut();
int lines = list.size();
if (lines > MAX_LINES_TO_PRINT) {
out.println(list.get(1));
out.println(list.get(2));
out.println(list.get(3));
out.println("...");
out.println(list.get(list.size() - 1));
out.println(MSG_TOO_MANY_LINES);
for (String s : list) {
Git.LOG.log(Level.WARNING, s);
}
} else {
for (String s : list) {
out.println(s);
}
}
out.flush();
}
});
}
/**
* Print msg to OutputLogger's tab
*
* @param String msg to print out
*
*/
public void output(final String msg) {
if (msg == null) {
return;
}
rp.post(new Runnable() {
public void run() {
log.select();
log.getOut().println(msg);
log.getOut().flush();
}
});
}
/**
* Print msg to OutputLogger's tab in Red
*
* @param String msg to print out
*
*/
public void outputInRed(final String msg) {
if (msg == null) {
return;
}
rp.post(new Runnable() {
public void run() {
log.select();
log.getErr().println(msg);
log.getErr().flush();
}
});
}
/**
* Print URL to OutputLogger's tab as an active Hyperlink
*
* @param String sURL to print out
*
*/
public void outputLink(final String sURL) {
if (sURL == null) {
return;
}
rp.post(new Runnable() {
public void run() {
log.select();
try {
OutputWriter out = log.getOut();
OutputListener listener = new OutputListener() {
public void outputLineAction(OutputEvent ev) {
try {
HtmlBrowser.URLDisplayer.getDefault().showURL(new URL(sURL));
} catch (IOException ex) {
// Ignore
}
}
public void outputLineSelected(OutputEvent ev) {
}
public void outputLineCleared(OutputEvent ev) {
}
};
out.println(sURL, listener, true);
out.flush();
} catch (IOException ex) {
// Ignore
}
}
});
}
/**
* Select and Clear OutputLogger's tab
*
* @param list to print out
*
*/
public void clearOutput() {
rp.post(new Runnable() {
public void run() {
log.select();
OutputWriter out = log.getOut();
try {
out.reset();
} catch (IOException ex) {
// Ignore Exception
}
out.flush();
}
});
}
private static class NullLogger extends OutputLogger {
@Override
public void closeLog() {
}
@Override
public void flushLog() {
}
@Override
public void output(List<String> list) {
}
@Override
public void output(String msg) {
}
@Override
public void outputInRed(String msg) {
}
@Override
public void outputLink(final String sURL) {
}
@Override
public void clearOutput() {
}
}
}