/*
* Copyright 2007 Google Inc.
*
* 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 com.google.gwt.user.tools;
import com.google.gwt.user.tools.util.ArgHandlerAddToClassPath;
import com.google.gwt.user.tools.util.ArgHandlerEclipse;
import com.google.gwt.user.tools.util.ArgHandlerIgnore;
import com.google.gwt.user.tools.util.ArgHandlerOverwrite;
import com.google.gwt.user.tools.util.CreatorUtilities;
import com.google.gwt.util.tools.ArgHandlerOutDir;
import com.google.gwt.util.tools.ArgHandlerString;
import com.google.gwt.util.tools.ToolBase;
import com.google.gwt.util.tools.Utility;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
/**
* Creates a new GWT project.
*/
public final class ProjectCreator extends ToolBase {
private static final String PACKAGE_PATH;
static {
String path = ProjectCreator.class.getName();
path = path.substring(0, path.lastIndexOf('.') + 1);
PACKAGE_PATH = path.replace('.', '/');
}
public static void main(String[] args) {
ProjectCreator creator = new ProjectCreator();
if (creator.processArgs(args)) {
if (creator.run()) {
return;
}
}
System.exit(1);
}
/**
* Create a set of project files.
*
* @param eclipse The name of project to create.
* @param ant The name of an ant file to create.
* @param outDir The directory to write into.
* @param overwrite Overwrite an existing files if they exist.
* @param ignore Ignore existing files if they exist.
* @throws IOException
*/
static void createProject(String eclipse, String ant, File outDir,
boolean overwrite, boolean ignore) throws IOException {
createProject(eclipse, ant, outDir, overwrite, ignore, null);
}
/**
* Create a set of project files.
*
* @param eclipse The name of project to create.
* @param ant The name of an ant file to create.
* @param outDir The directory to write into.
* @param overwrite Overwrite an existing files if they exist.
* @param ignore Ignore existing files if they exist.
* @param extraClassPaths class path entries passed on the command line
* @throws IOException
*/
static void createProject(String eclipse, String ant, File outDir,
boolean overwrite, boolean ignore, List<String> extraClassPaths)
throws IOException {
// Figure out the installation directory
String installPath = Utility.getInstallPath();
// Create a map of replacements.
Map<String, String> replacements = new HashMap<String, String>();
String userJarPath = installPath + '/' + "gwt-user.jar";
replacements.put("@gwtUserPath", userJarPath);
// Check to see that the passed extra path/module arguments are valid.
if (!CreatorUtilities.validatePathsAndModules(userJarPath, extraClassPaths,
null)) {
return;
}
Utility.getDirectory(outDir, "src", true);
Utility.getDirectory(outDir, "test", true);
if (ant != null) {
// Create an ant build file
replacements.put("@projectName", ant);
// Build the list of extra paths
StringBuilder buf = new StringBuilder();
if (extraClassPaths != null) {
for (String path : extraClassPaths) {
buf.append(" <pathelement path=\"" + path + "\"/>");
}
}
replacements.put("@extraAntPathElements", buf.toString());
File antXML = Utility.createNormalFile(outDir, ant + ".ant.xml",
overwrite, ignore);
if (antXML != null) {
String out = Utility.getFileFromClassPath(PACKAGE_PATH
+ "project.ant.xmlsrc");
Utility.writeTemplateFile(antXML, out, replacements);
}
}
if (eclipse != null) {
// Create an eclipse project file
replacements.put("@projectName", eclipse);
File dotProject = Utility.createNormalFile(outDir, ".project", overwrite,
ignore);
if (dotProject != null) {
String out = Utility.getFileFromClassPath(PACKAGE_PATH + ".projectsrc");
Utility.writeTemplateFile(dotProject, out, replacements);
}
StringBuilder classpathEntries = new StringBuilder();
if (extraClassPaths != null) {
for (String path : extraClassPaths) {
File f = new File(path);
if (!f.exists()) {
throw new FileNotFoundException("extraClassPath: " + path
+ " must be present before .launch file can be created.");
}
// Handle both .jar files and paths
String kindString;
if (f.isDirectory()) {
kindString = "output";
} else if (path.endsWith(".jar")) {
kindString = "lib";
} else {
throw new RuntimeException("Don't know how to handle path: " + path
+ ". It doesn't appear to be a directory or a .jar file");
}
classpathEntries.append(" <classpathentry kind=\"");
classpathEntries.append(kindString);
classpathEntries.append("\" path=\"");
classpathEntries.append(path);
classpathEntries.append("\"/>\n");
}
}
replacements.put("@eclipseClassPathEntries", classpathEntries.toString());
// Create an eclipse classpath file
File dotClasspath = Utility.createNormalFile(outDir, ".classpath",
overwrite, ignore);
if (dotClasspath != null) {
String out = Utility.getFileFromClassPath(PACKAGE_PATH
+ ".classpathsrc");
Utility.writeTemplateFile(dotClasspath, out, replacements);
}
}
}
private String ant = null;
private String eclipse = null;
private boolean ignore = false;
private File outDir = null;
private boolean overwrite = false;
private ArgHandlerAddToClassPath classPathHandler = new ArgHandlerAddToClassPath();
protected ProjectCreator() {
registerHandler(new ArgHandlerString() {
@Override
public String getPurpose() {
return "Generate an Ant buildfile to compile source (.ant.xml will be appended)";
}
@Override
public String getTag() {
return "-ant";
}
@Override
public String[] getTagArgs() {
return new String[] {"projectName"};
}
@Override
public boolean setString(String str) {
ant = str;
return true;
}
});
registerHandler(new ArgHandlerEclipse() {
@Override
public String getPurpose() {
return "Generate an eclipse project";
}
@Override
public boolean setString(String str) {
eclipse = str;
return true;
}
});
registerHandler(new ArgHandlerOutDir() {
@Override
public void setDir(File dir) {
outDir = dir;
}
});
registerHandler(new ArgHandlerOverwrite() {
@Override
public boolean setFlag() {
if (ignore) {
System.err.println("-overwrite cannot be used with -ignore.");
return false;
}
overwrite = true;
return true;
}
});
registerHandler(new ArgHandlerIgnore() {
@Override
public boolean setFlag() {
if (overwrite) {
System.err.println("-ignore cannot be used with -overwrite.");
return false;
}
ignore = true;
return true;
}
});
registerHandler(classPathHandler);
}
protected boolean run() {
try {
if (ant == null && eclipse == null) {
System.err.println("Please specify either -ant or -eclipse.");
printHelp();
return false;
}
createProject(eclipse, ant, outDir, overwrite, ignore,
classPathHandler.getExtraClassPathList());
return true;
} catch (IOException e) {
System.err.println(e.getClass().getName() + ": " + e.getMessage());
return false;
}
}
}