- /*
- * Copyright 2002-2004 The Apache Software Foundation
- *
- * 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.apache.tools.ant.taskdefs.optional.splash;
-
- import java.io.ByteArrayOutputStream;
- import java.io.DataInputStream;
- import java.io.IOException;
- import java.io.InputStream;
- import java.net.URL;
- import java.net.URLConnection;
- import javax.swing.ImageIcon;
- import org.apache.tools.ant.BuildException;
- import org.apache.tools.ant.Project;
- import org.apache.tools.ant.Task;
-
- /**
- * Creates a splash screen. The splash screen is displayed
- * for the duration of the build and includes a handy progress bar as
- * well. Use in conjunction with the sound task to provide interest
- * whilst waiting for your builds to complete...
- * @since Ant1.5
- */
- public class SplashTask extends Task {
-
- private String imgurl = null;
- private String proxy = null;
- private String user = null;
- private String password = null;
- private String port = "80";
- private int showDuration = 5000;
- private boolean useProxy = false;
-
- private static SplashScreen splash = null;
-
- /**
- * A URL pointing to an image to display; optional, default antlogo.gif
- * from the classpath.
- */
- public void setImageURL(String imgurl) {
- this.imgurl = imgurl;
- }
-
- /**
- * flag to enable proxy settings; optional, deprecated : consider
- * using <setproxy> instead
- * @deprecated use org.apache.tools.ant.taskdefs.optional.SetProxy
- */
- public void setUseproxy(boolean useProxy) {
- this.useProxy = useProxy;
- }
-
- /**
- * name of proxy; optional.
- */
- public void setProxy(String proxy) {
- this.proxy = proxy;
- }
-
- /**
- * Proxy port; optional, default 80.
- */
- public void setPort(String port) {
- this.port = port;
- }
-
- /**
- * Proxy user; optional, default =none.
- */
- public void setUser(String user) {
- this.user = user;
- }
-
- /**
- * Proxy password; required if <tt>user</tt> is set.
- */
- public void setPassword(String password) {
- this.password = password;
- }
-
- /**
- * how long to show the splash screen in milliseconds,
- * optional; default 5000 ms.
- */
- public void setShowduration(int duration) {
- this.showDuration = duration;
- }
-
-
- public void execute() throws BuildException {
- if (splash != null) {
- splash.setVisible(false);
- getProject().removeBuildListener(splash);
- splash.dispose();
- splash = null;
- }
-
- log("Creating new SplashScreen", Project.MSG_VERBOSE);
- InputStream in = null;
-
- if (imgurl != null) {
- try {
- URLConnection conn = null;
-
- if (useProxy && (proxy != null && proxy.length() > 0)
- && (port != null && port.length() > 0)) {
-
- log("Using proxied Connection", Project.MSG_DEBUG);
- System.getProperties().put("http.proxySet", "true");
- System.getProperties().put("http.proxyHost", proxy);
- System.getProperties().put("http.proxyPort", port);
-
- URL url = new URL(imgurl);
-
- conn = url.openConnection();
- if (user != null && user.length() > 0) {
- String encodedcreds =
- new sun.misc.BASE64Encoder().encode((new String(user + ":" + password)).getBytes());
- conn.setRequestProperty("Proxy-Authorization",
- encodedcreds);
- }
-
- } else {
- System.getProperties().put("http.proxySet", "false");
- System.getProperties().put("http.proxyHost", "");
- System.getProperties().put("http.proxyPort", "");
- log("Using Direction HTTP Connection", Project.MSG_DEBUG);
- URL url = new URL(imgurl);
- conn = url.openConnection();
- }
- conn.setDoInput(true);
- conn.setDoOutput(false);
-
- in = conn.getInputStream();
-
- // Catch everything - some of the above return nulls,
- // throw exceptions or generally misbehave
- // in the event of a problem etc
-
- } catch (Throwable ioe) {
- log("Unable to download image, trying default Ant Logo",
- Project.MSG_DEBUG);
- log("(Exception was \"" + ioe.getMessage() + "\"",
- Project.MSG_DEBUG);
- }
- }
-
- if (in == null) {
- ClassLoader cl = SplashTask.class.getClassLoader();
- if (cl != null) {
- in = cl.getResourceAsStream("images/ant_logo_large.gif");
- } else {
- in = ClassLoader
- .getSystemResourceAsStream("images/ant_logo_large.gif");
- }
- }
-
- boolean success = false;
- if (in != null) {
- DataInputStream din = new DataInputStream(in);
- try {
- ByteArrayOutputStream bout = new ByteArrayOutputStream();
- int data;
- while ((data = din.read()) != -1) {
- bout.write((byte) data);
- }
-
- log("Got ByteArray, creating splash", Project.MSG_DEBUG);
-
- try {
- ImageIcon img = new ImageIcon(bout.toByteArray());
- splash = new SplashScreen(img);
- success = true;
- } catch (Throwable e) {
- logHeadless(e);
- }
- } catch (Exception e) {
- throw new BuildException(e);
- } finally {
- try {
- din.close();
- } catch (IOException ioe) {
- // swallow if there was an error before so that
- // original error will be passed up
- if (success) {
- throw new BuildException(ioe);
- }
- }
- }
- } else {
- try {
- splash = new SplashScreen("Image Unavailable.");
- success = true;
- } catch (Throwable e) {
- logHeadless(e);
- }
- }
-
- if (success) {
- splash.setVisible(true);
- splash.toFront();
- getProject().addBuildListener(splash);
- try {
- Thread.sleep(showDuration);
- } catch (InterruptedException e) {
- }
- }
- }
-
- private void logHeadless(Throwable e) {
- log("failed to display SplashScreen, caught "
- + e.getClass().getName() + " with message: " + e.getMessage(),
- Project.MSG_WARN);
- }
- }