org.eclipse.cdt.managedbuilder.internal.ui.language.settings.providers.ScannerDiscoveryGlobalConsole.java Source code

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Here is the source code for org.eclipse.cdt.managedbuilder.internal.ui.language.settings.providers.ScannerDiscoveryGlobalConsole.java

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/*******************************************************************************
 * Copyright (c) 2011, 2012 Andrew Gvozdev and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     Andrew Gvozdev - Initial API and implementation
 *******************************************************************************/
package org.eclipse.cdt.managedbuilder.internal.ui.language.settings.providers;

import java.io.IOException;
import java.net.URL;

import org.eclipse.cdt.core.ConsoleOutputStream;
import org.eclipse.cdt.internal.core.ICConsole;
import org.eclipse.cdt.managedbuilder.language.settings.providers.AbstractBuiltinSpecsDetector;
import org.eclipse.cdt.ui.CDTSharedImages;
import org.eclipse.cdt.ui.language.settings.providers.LanguageSettingsProvidersImages;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.runtime.Assert;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.ui.console.ConsolePlugin;
import org.eclipse.ui.console.IConsole;
import org.eclipse.ui.console.IConsoleManager;
import org.eclipse.ui.console.MessageConsole;
import org.eclipse.ui.console.MessageConsoleStream;

/**
 * Console adapter for global {@link AbstractBuiltinSpecsDetector}.
 *
 * Note that this console is not colored.
 */
public class ScannerDiscoveryGlobalConsole implements ICConsole {
    private MessageConsole console;

    private class ConsoleOutputStreamAdapter extends ConsoleOutputStream {
        private MessageConsoleStream fConsoleStream;

        public ConsoleOutputStreamAdapter(MessageConsoleStream stream) {
            fConsoleStream = stream;
        }

        @Override
        public void write(int arg0) throws IOException {
            fConsoleStream.write(arg0);
        }

        @Override
        public synchronized void write(byte[] b, int off, int len) throws IOException {
            fConsoleStream.write(b, off, len);
        }

        @Override
        public void flush() throws IOException {
            fConsoleStream.flush();
        }

        @Override
        public void close() throws IOException {
            fConsoleStream.close();
        }
    }

    @Override
    public void start(IProject project) {
        Assert.isTrue(project == null);
    }

    @Override
    public ConsoleOutputStream getOutputStream() throws CoreException {
        return new ConsoleOutputStreamAdapter(console.newMessageStream());
    }

    @Override
    public ConsoleOutputStream getInfoStream() throws CoreException {
        return new ConsoleOutputStreamAdapter(console.newMessageStream());
    }

    @Override
    public ConsoleOutputStream getErrorStream() throws CoreException {
        return new ConsoleOutputStreamAdapter(console.newMessageStream());
    }

    @Override
    public void init(String consoleId, String name, URL defaultIconUrl) {
        console = null;

        IConsoleManager consoleManager = ConsolePlugin.getDefault().getConsoleManager();
        IConsole[] allConsoles = consoleManager.getConsoles();
        for (IConsole con : allConsoles) {
            if (name.equals(con.getName()) && con instanceof MessageConsole) {
                console = (MessageConsole) con;
                console.clearConsole();
                break;
            }
        }

        if (console == null) {
            URL iconUrl = LanguageSettingsProvidersImages.getImageUrl(consoleId);
            if (iconUrl == null) {
                iconUrl = defaultIconUrl;
            }

            ImageDescriptor imageDescriptor;
            if (iconUrl != null) {
                imageDescriptor = CDTSharedImages.getImageDescriptor(iconUrl.toString());
            } else {
                imageDescriptor = ImageDescriptor.getMissingImageDescriptor();
            }

            console = new MessageConsole(name, imageDescriptor);
            console.activate();
            consoleManager.addConsoles(new IConsole[] { console });
        }
    }

}