/* ====================================================================
*
* The ObjectStyle Group Software License, Version 1.0
*
* Copyright (c) 2002, 2004 The ObjectStyle Group
* and individual authors of the software. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by the
* ObjectStyle Group (http://objectstyle.org/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "ObjectStyle Group" and "Cayenne"
* must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact andrus@objectstyle.org.
*
* 5. Products derived from this software may not be called "ObjectStyle"
* nor may "ObjectStyle" appear in their names without prior written
* permission of the ObjectStyle Group.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE OBJECTSTYLE GROUP OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the ObjectStyle Group. For more
* information on the ObjectStyle Group, please see
* <http://objectstyle.org/>.
*
*/
package org.objectstyle.woproject.ant;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileOutputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.Iterator;
import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.Project;
import org.apache.tools.ant.types.FilterSet;
import org.apache.tools.ant.types.FilterSetCollection;
/**
* Abstract helper class that defines the algorithm for autogeneration of
* standard project files needed for deployment of the applications and
* frameworks. In a way it "formats" deployed project.
*
* @author Andrei Adamchik
*/
public abstract class ProjectFormat {
protected WOTask task;
/**
* Creates new TemplateFilter and initializes it with the name of the
* project being built.
*/
public ProjectFormat(WOTask task) {
this.task = task;
}
/**
* Returns a name of WebObjects project being built.
*/
public String getName() {
return task.getName();
}
/**
* Returns a version of WebObjects project being built.
*/
public String getVersion() {
return task.getVersion();
}
/**
* Returns a CFBundleVersion string of WebObjects project being built.
*/
public String getCFBundleVersion() {
return task.getCFBundleVersion();
}
/**
* Returns a CFBundleShortVersion string of WebObjects project being built.
*/
public String getCFBundleShortVersion() {
return task.getCFBundleShortVersion();
}
/**
* Returns a CFBundleIdentifier string of WebObjects project being built.
*/
public String getCFBundleID() {
return task.getCFBundleID();
}
/**
* JVM selector string in Info.plist<br>
* As specified by <a href="http://developer.apple.com/documentation/Java/Conceptual/JavaPropVMInfoRef/Articles/JavaDictionaryInfo.plistKeys.html">Apple Documentation</a>
* @return
*/
public String getJavaVersion() {
return task.getJavaVersion();
}
/**
* Returns a name of the jar WebObjects project being built with ".jar"
* appended.
*/
public String getJarName() {
return task.getJarName() + ".jar";
}
/**
* Creates all needed files based on WOProject templates. This is a main
* worker method. Returns true when a template is written.
*/
public boolean processTemplates() throws BuildException {
Iterator it = fileIterator();
boolean returnValue = false;
try {
ClassLoader cl = this.task.getClass().getClassLoader();
if (cl == null) {
// cl = ClassLoader.getSystemClassLoader();
throw new BuildException("Could not load classloader");
}
while (it.hasNext()) {
String targetName = (String) it.next();
String templName = templateForTarget(targetName);
FilterSetCollection filters = filtersForTarget(targetName);
InputStream template = cl.getResourceAsStream(templName);
File target = new File(targetName);
if (copyFile(template, target, filters))
returnValue = true;
}
} catch (IOException ioex) {
throw new BuildException("Error doing project formatting.", ioex);
} finally {
it = null;
}
return returnValue;
}
/**
* Returns an iterator over String objects that specify paths of the files
* to be created during the build process.
*/
public abstract Iterator fileIterator();
/**
* Returns a path to the template that should be used to build a target
* file.
*/
public abstract String templateForTarget(String targetName) throws BuildException;
/**
* Returns a FilterSetCollection that should be applied when generating a
* target file.
*/
public abstract FilterSetCollection filtersForTarget(String targetName) throws BuildException;
/**
* Convienence method to copy a file from a source to a destination
* specifying if token filtering must be used.
*
* <p>
* <i>This method is copied from Ant FileUtils with some changes and
* simplifications. FileUtils can't be used directly, since its API doesn't
* allow InputStreams for the source file. </i>
* </p>
*
* @throws IOException
* Returns true when a .sh file is copied.
*/
public boolean copyFile(InputStream src, File destFile, FilterSetCollection filters) throws IOException {
log("destFile.getName(): " + destFile.getName() + " this.getName(): " + this.getName(), Project.MSG_VERBOSE);
if (destFile.exists() && destFile.isFile() && destFile.getName().equals(this.getName())) {
// these files only need an update when a new Version of WO is
// installed.
// A clean in that case is better.
// destFile.delete();
src.close();
return false;
}
if (destFile.exists() && destFile.isFile()) {
destFile.delete();
}
// ensure that parent dir of dest file exists!
// not using getParentFile method to stay 1.1 compat
File parent = new File(destFile.getParent());
if (!parent.exists()) {
parent.mkdirs();
}
if (filters != null && filters.hasFilters()) {
BufferedReader in = new BufferedReader(new InputStreamReader(src));
BufferedWriter out = new BufferedWriter(new FileWriter(destFile));
log("filters: " + filters, Project.MSG_VERBOSE);
String newline = null;
String line = in.readLine();
while (line != null) {
if (line.length() == 0) {
out.newLine();
} else {
log("line: " + line, Project.MSG_VERBOSE);
newline = filters.replaceTokens(line);
log("newline: " + newline, Project.MSG_VERBOSE);
out.write(newline);
out.newLine();
}
line = in.readLine();
}
out.close();
in.close();
} else {
FileOutputStream out = new FileOutputStream(destFile);
byte[] buffer = new byte[8 * 1024];
int count = 0;
do {
out.write(buffer, 0, count);
count = src.read(buffer, 0, buffer.length);
} while (count != -1);
src.close();
out.close();
}
return destFile.getName().equals(this.getName());
}
/**
* Returns a string that can be used in Info.plist file to indicate JARs
* required by the project.
*/
private String libString(Iterator extLibs) {
String endLine = System.getProperty("line.separator");
StringBuffer buf = new StringBuffer();
buf.append("<array>");
if (task.hasClasses()) {
buf.append(endLine).append("\t\t<string>").append(getJarName()).append("</string>");
}
if (extLibs != null) {
while (extLibs.hasNext()) {
String libFile = (String) extLibs.next();
buf.append(endLine).append("\t\t<string>");
buf.append(libFile);
buf.append("</string>");
}
}
buf.append(endLine).append("\t</array>");
return buf.toString();
}
/**
* Returns a string that can be used in Info.plist file to indicate the
* principal class for the framework or app.
*/
private String principalClassString() {
String endLine = System.getProperty("line.separator");
StringBuffer buf = new StringBuffer();
if (task.getPrincipalClass() != null && task.getPrincipalClass().length() > 0) {
buf.append("<key>NSPrincipalClass</key>").append(endLine);
buf.append("\t<string>").append(task.getPrincipalClass()).append("</string>").append(endLine);
}
return buf.toString();
}
/**
* Returns a string that can be used in Info.plist file to indicate the
* principal class for the framework or app.
*/
private String getCustomInfoPListContent() {
String string = task.getCustomInfoPListContent();
if (string != null) {
return string;
}
return "";
}
/**
* Returns a FilterSet that can be used to build Info.plist file.
*/
public FilterSetCollection infoFilter(Iterator extLibs) {
FilterSet filter = new FilterSet();
filter.addFilter("PRINCIPAL_CLASS", principalClassString());
filter.addFilter("NAME", getName());
filter.addFilter("VERSION", getVersion());
filter.addFilter("JAVA_VERSION", getJavaVersion());
filter.addFilter("JAR_NAME", getJarName());
filter.addFilter("JAR_ARRAY", libString(extLibs));
filter.addFilter("CUSTOM_CONTENT", getCustomInfoPListContent());
filter.addFilter("HAS_COMPONENTS", "<" + hasComponents() + "/>");
filter.addFilter("CFBUNDLE_VERSION", getCFBundleVersion());
filter.addFilter("CFBUNDLE_SHORTVERSION", getCFBundleShortVersion());
filter.addFilter("CFBUNDLE_IDENTIFIER", getCFBundleID());
return new FilterSetCollection(filter);
}
private boolean hasComponents() {
return task.getHasComponents();
}
public void log(String msg) {
task.log(msg);
}
public void log(String msg, int msgLevel) {
task.log(msg, msgLevel);
}
public void release() {
task = null;
}
}