| /* |
| * Copyright 2006 Sascha Weinreuter |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.intellij.lang.xpath.xslt.run; |
| |
| import com.intellij.execution.process.ProcessAdapter; |
| import com.intellij.execution.process.ProcessEvent; |
| import com.intellij.execution.process.ProcessHandler; |
| import com.intellij.execution.process.ProcessOutputTypes; |
| import com.intellij.openapi.application.ApplicationManager; |
| import com.intellij.openapi.util.Key; |
| import com.intellij.util.net.NetUtils; |
| import org.jetbrains.annotations.Nullable; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.InputStreamReader; |
| import java.io.UnsupportedEncodingException; |
| import java.net.ConnectException; |
| import java.net.InetSocketAddress; |
| import java.net.Socket; |
| |
| class OutputTabAdapter extends ProcessAdapter { |
| private static final int CONNECT_TIMEOUT = Integer.parseInt(System.getProperty("xslt.connect.timeout", "8000")); |
| |
| private final ProcessHandler myStartedProcess; |
| private final HighlightingOutputConsole myConsole; |
| |
| public OutputTabAdapter(ProcessHandler startedProcess, HighlightingOutputConsole console) { |
| myStartedProcess = startedProcess; |
| myConsole = console; |
| } |
| |
| @Override |
| public void startNotified(ProcessEvent event) { |
| final XsltCommandLineState state = event.getProcessHandler().getUserData(XsltCommandLineState.STATE); |
| if (state != null) { |
| attachOutputConsole(state.getPort()); |
| } |
| } |
| |
| public void attachOutputConsole(final int port) { |
| ApplicationManager.getApplication().executeOnPooledThread(new Runnable() { |
| @Override |
| public void run() { |
| try { |
| final InputStream stream; |
| if ((stream = connect(port)) == null) { |
| // process terminated prematurely |
| return; |
| } |
| |
| final InputStreamReader reader = new InputStreamReader(stream, "UTF-8"); |
| final HighlightingProcessHandler process = new HighlightingProcessHandler(reader) { |
| private boolean mySelectionChanged; |
| |
| @Override |
| public void notifyTextAvailable(String text, Key outputType) { |
| super.notifyTextAvailable(text, outputType); |
| |
| if (mySelectionChanged) { |
| return; |
| } |
| mySelectionChanged = true; |
| myConsole.selectOutputTab(); |
| } |
| }; |
| |
| myConsole.getConsole().attachToProcess(process); |
| |
| process.start(); |
| } catch (UnsupportedEncodingException e) { |
| // cannot happen |
| throw new Error(e); |
| } catch (IOException e) { |
| myStartedProcess.notifyTextAvailable("Could not connect to runner: " + e.toString() + "\n", ProcessOutputTypes.SYSTEM); |
| } |
| } |
| }); |
| } |
| |
| @Nullable |
| private InputStream connect(int port) throws IOException { |
| final long s = System.currentTimeMillis(); |
| final InetSocketAddress endpoint = new InetSocketAddress(NetUtils.getLoopbackAddress(), port); |
| |
| myStartedProcess.notifyTextAvailable("Connecting to XSLT runner on " + endpoint + "\n", ProcessOutputTypes.SYSTEM); |
| |
| int tries = 0; |
| IOException ex; |
| do { |
| final int d = (int)(System.currentTimeMillis() - s); |
| try { |
| @SuppressWarnings({"SocketOpenedButNotSafelyClosed"}) |
| final Socket socket = new Socket(); |
| socket.connect(endpoint, Math.max(CONNECT_TIMEOUT - d, 100)); |
| |
| myStartedProcess.notifyTextAvailable("Connected to XSLT runner." + "\n", ProcessOutputTypes.SYSTEM); |
| return socket.getInputStream(); |
| } catch (ConnectException e) { |
| ex = e; |
| try { Thread.sleep(500); } catch (InterruptedException ignored) { break; } |
| } |
| if (myStartedProcess.isProcessTerminated() || myStartedProcess.isProcessTerminating()) { |
| return null; |
| } |
| } while (tries++ < 10); |
| |
| throw ex; |
| } |
| } |