eu.mihosoft.vrl.devel.LibraryMerger Maven / Gradle / Ivy
/*
* LibraryMerger.java
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 2007–2018 by Michael Hoffer,
* Copyright (c) 2015–2018 G-CSC, Uni Frankfurt,
* Copyright (c) 2009–2015 Steinbeis Forschungszentrum (STZ Ölbronn)
*
* This file is part of Visual Reflection Library (VRL).
*
* VRL is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* as published by the Free Software Foundation.
*
* see: http://opensource.org/licenses/LGPL-3.0
* file://path/to/VRL/src/eu/mihosoft/vrl/resources/license/lgplv3.txt
*
* VRL is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* This version of VRL includes copyright notice and attribution requirements.
* According to the LGPL this information must be displayed even if you modify
* the source code of VRL. Neither the VRL Canvas attribution icon nor any
* copyright statement/attribution may be removed.
*
* Attribution Requirements:
*
* If you create derived work you must do three things regarding copyright
* notice and author attribution.
*
* First, the following text must be displayed on the Canvas:
* "based on VRL source code". In this case the VRL canvas icon must be removed.
*
* Second, the copyright notice must remain. It must be reproduced in any
* program that uses VRL.
*
* Third, add an additional notice, stating that you modified VRL. A suitable
* notice might read
* "VRL source code modified by YourName 2012".
*
* Note, that these requirements are in full accordance with the LGPL v3
* (see 7. Additional Terms, b).
*
* Please cite the publication(s) listed below.
*
* Publications:
*
* M. Hoffer, C. Poliwoda, & G. Wittum. (2013). Visual reflection library:
* a framework for declarative GUI programming on the Java platform.
* Computing and Visualization in Science, 2013, 16(4),
* 181–192. http://doi.org/10.1007/s00791-014-0230-y
*/
package eu.mihosoft.vrl.devel;
import eu.mihosoft.vrl.annotation.ComponentInfo;
import eu.mihosoft.vrl.annotation.MethodInfo;
import eu.mihosoft.vrl.annotation.ObjectInfo;
import eu.mihosoft.vrl.annotation.ParamInfo;
import eu.mihosoft.vrl.io.IOUtil;
import eu.mihosoft.vrl.reflection.VisualCanvas;
import eu.mihosoft.vrl.types.CanvasRequest;
import eu.mihosoft.vrl.visual.Message;
import eu.mihosoft.vrl.visual.MessageType;
import eu.mihosoft.vrl.visual.VDialog;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.Serializable;
import java.util.ArrayList;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
*
* @author Michael Hoffer <[email protected]>
*/
@ComponentInfo(name = "Library Merger", category = "VRL/Development",
description="Merges multiple Jar-Files into one")
@ObjectInfo(controlFlowIn = true, controlFlowOut = true)
public class LibraryMerger implements Serializable {
private static final long serialVersionUID = 1L;
private File destination;
private File[] libraries;
@MethodInfo(name = "",
interactive = true, hide = false)
public void merge(
CanvasRequest cReq,
@ParamInfo(name = "Destination", style = "save-dialog",
options = "endings=[\".jar\"];description=\"Java Library - *.jar\"") File dest,
@ParamInfo(name = " -- Libraries: --", style = "load-dialog",
options = "minArraySize=1;endings=[\".jar\"];description=\"Java Library - *.jar\"") File[][] libraries) {
this.destination = dest;
ArrayList libraryFilesList = new ArrayList();
for (int i = 0; i < libraries.length; i++) {
if (libraries[i] == null) {
continue;
}
for (int j = 0; j < libraries[i].length; j++) {
if (libraries[i][j] == null) {
continue;
}
libraryFilesList.add(libraries[i][j]);
}
}
this.libraries = new File[libraryFilesList.size()];
this.libraries = libraryFilesList.toArray(this.libraries);
if (cReq != null) {
mergePackage(
this.destination,
this.libraries,
new MergeLibraryPluginActionImpl(cReq.getCanvas()), false);
} else {
mergePackage(
this.destination,
this.libraries, null, false);
}
}
private static class MergeLibraryPluginActionImpl
implements eu.mihosoft.vrl.devel.MergeLibrariesAction {
private VisualCanvas canvas;
public MergeLibraryPluginActionImpl(VisualCanvas canvas) {
this.canvas = canvas;
}
@Override
public boolean overwrite(File destFile) {
return VDialog.showConfirmDialog(canvas,
"Overwrite file?",
"Shall the file "
+ Message.EMPHASIZE_BEGIN
+ destFile
+ Message.EMPHASIZE_END
+ " be overwritten?.",
VDialog.DialogType.YES_NO)
== VDialog.YES;
}
@Override
public void cannotMerge(Exception ex) {
canvas.getMessageBox().addUniqueMessage(
"Cannot Merge Libraries",
ex.toString(), null, MessageType.ERROR);
}
@Override
public void merged(File f) {
canvas.getMessageBox().addMessage(
"Merged Libraries:",
">> the library "
+ f.getName() + " has been created.",
MessageType.INFO);
}
@Override
public void illegalDest(File destFile) {
canvas.getMessageBox().addUniqueMessage(
"Cannot Merge Libraries", ">> File "
+ Message.EMPHASIZE_BEGIN
+ destFile
+ Message.EMPHASIZE_END
+ " does not specify a valid Java library."
+ " Java libraries must end with .jar",
null, MessageType.ERROR);
}
}; // end action
@MethodInfo(noGUI = true)
private static void mergePackage(
final File dest,
final File[] libs,
final MergeLibrariesAction action,
final boolean multiThreaded) {
Runnable r = new Runnable() {
@Override
public void run() {
mergePackage(dest, libs, action);
}
};
if (multiThreaded) {
Thread t = new Thread(r);
t.start();
} else {
r.run();
}
}
private static void mergePackage(
File dest, File[] libs,
MergeLibrariesAction action) {
if (!dest.getName().endsWith(".jar")) {
if (action != null) {
action.illegalDest(dest);
return;
} else {
throw new IllegalArgumentException("Library must end with .jar");
}
}
if (dest.exists()) {
if (action != null) {
if (!action.overwrite(dest)) {
return;
}
}
}
File tmpFolder = null;
try {
tmpFolder = IOUtil.createTempDir();
} catch (IOException ex) {
Logger.getLogger(LibraryMerger.class.getName()).
log(Level.SEVERE, null, ex);
if (action != null) {
action.cannotMerge(ex);
}
return;
}
// copy libraries
for (File file : libs) {
IOException exception = null;
try {
IOUtil.unzip(file, tmpFolder);
} catch (FileNotFoundException ex) {
Logger.getLogger(LibraryMerger.class.getName()).
log(Level.SEVERE, null, ex);
exception = ex;
} catch (IOException ex) {
Logger.getLogger(LibraryMerger.class.getName()).
log(Level.SEVERE, null, ex);
exception = ex;
}
if (exception != null) {
if (action != null) {
action.cannotMerge(exception);
}
}
}
try {
IOUtil.zipContentOfFolder(
tmpFolder, dest);
} catch (IOException ex) {
Logger.getLogger(LibraryMerger.class.getName()).
log(Level.SEVERE, null, ex);
if (action != null) {
action.cannotMerge(ex);
}
}
if (action != null) {
action.merged(dest);
}
}
}
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