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package com.sun.enterprise.deployment.deploy.shared;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.net.URI;
import java.util.Vector;
import java.util.Enumeration;
import java.util.jar.JarFile;
import java.util.jar.Manifest;
import java.util.zip.ZipEntry;
import com.sun.enterprise.util.io.FileUtils;
/**
* This AbstractArchive offers an abstraction for jsr88
* deployment plan as defined for the SJES Application
* Server.
*
* @author Jerome Dochez
*/
public class DeploymentPlanArchive extends AbstractArchive {
// the deployment plan jar file...
JarFile jarFile = null;
// original archive uri
String archiveUri = null;
// cached list of elements
Vector elements=null;
String subArchiveUri=null;
/** Creates a new instance of DeploymentPlanArchive
* package private
*/
public DeploymentPlanArchive() {
}
/** Open an existing DeploymentPlan archive and return
* a abstraction for reading from it.
* @param the path to the archive
*/
public void open(String path) throws IOException {
archiveUri = path;
File f = new File(path);
if (f.exists()) {
jarFile = new JarFile(f);
}
}
/**
* Get the size of the archive
* @return tje the size of this archive or -1 on error
*/
public long getArchiveSize() throws NullPointerException, SecurityException {
if(getArchiveUri() == null) {
return -1;
}
File tmpFile = new File(getArchiveUri());
return(tmpFile.length());
}
/**
* Closes the current jar file
*/
public void close() throws java.io.IOException {
if (jarFile!=null) {
jarFile.close();
jarFile=null;
}
}
/**
* Closes the output jar file entry
*/
public void closeEntry() throws java.io.IOException {
// nothing to do
}
/**
* Closes the output sub archive entry
*/
public void closeEntry(AbstractArchive sub) throws java.io.IOException {
// nothing to do...
}
/**
* Deletes the underlying jar file
*/
public boolean delete() {
File f = new File(archiveUri);
if (f.exists()) {
return FileUtils.deleteFile(f);
}
return false;
}
/**
* @return an Enumeration of entries for this archive
*/
public Enumeration entries() {
// Deployment Plan are organized flatly,
if (elements==null) {
synchronized(this) {
elements = new Vector();
for (Enumeration e = jarFile.entries();e.hasMoreElements();) {
ZipEntry ze = (ZipEntry) e.nextElement();
if (!ze.isDirectory() && !ze.getName().equals(
JarFile.MANIFEST_NAME)) {
elements.add(ze.getName());
}
}
}
}
Vector entries = new Vector();
for (Enumeration e = elements.elements();e.hasMoreElements();) {
String entryName = (String) e.nextElement();
String mangledName = entryName;
String prefix = "META-INF/";
if (entryName.indexOf("sun-web.xml")!=-1) {
prefix = "WEB-INF/";
}
if (subArchiveUri != null && entryName.startsWith(subArchiveUri)) {
mangledName = mangledName.substring(subArchiveUri.length()+1);
}
if (entryName.endsWith(".dbschema")) {
mangledName = mangledName.replaceAll("#", "/");
} else {
mangledName = prefix + mangledName;
}
if (subArchiveUri==null) {
// top level archive
if ((entryName.indexOf(".jar.")!=-1) ||
(entryName.indexOf(".war.")!=-1) ||
(entryName.indexOf(".rar."))!=-1) {
// this element is in a sub archive
continue;
}
entries.add(mangledName);
} else {
// this is a sub archive
if (entryName.startsWith(subArchiveUri)) {
entries.add(mangledName);
}
}
}
return entries.elements();
}
/**
* @return an Enumeration of entries not including entries
* from the subarchives
*/
public Enumeration entries(java.util.Enumeration embeddedArchives) {
return entries();
}
/**
* @return true if the underlying archive exists
*/
public boolean exists() {
File f = new File(archiveUri);
return f.exists();
}
/**
* @return the archive URI
*/
public String getArchiveUri() {
return archiveUri;
}
/**
* @return a sub archive giving the name
*/
public AbstractArchive getEmbeddedArchive(String name) throws java.io.IOException {
if (jarFile==null) {
return null;
}
DeploymentPlanArchive dpArchive = new DeploymentPlanArchive();
dpArchive.jarFile = new JarFile(archiveUri);
dpArchive.archiveUri = archiveUri + File.separator + name;
dpArchive.subArchiveUri = name;
dpArchive.elements = elements;
return dpArchive;
}
/**
* @return an input stream giving its entry name
*/
public InputStream getEntry(String name) throws IOException {
// we are just interested in the file name, not the
// relative path
if (name.endsWith(".dbschema")) {
name = name.replaceAll("/", "#");
} else {
name = name.substring(name.lastIndexOf('/')+1);
}
if (subArchiveUri==null) {
// we are at the "top level"
return getElement(name);
} else {
// we are in a sub archive...
// now let's mangle the name...
String mangledName = subArchiveUri + "." +
name;
return getElement(mangledName);
}
}
private InputStream getElement(String name) throws IOException {
if (elements.contains(name)) {
return jarFile.getInputStream(jarFile.getEntry(name));
} else {
return null;
}
}
/**
* @return the manifest
*/
public java.util.jar.Manifest getManifest() throws java.io.IOException {
// no manifest in DeploymentPlan
return new Manifest();
}
/**
* @return the URI for this archive
*/
public java.net.URI getURI() {
File f = new File(archiveUri);
try {
return new URI("jar://" + f.toURI().getSchemeSpecificPart());
} catch(java.net.URISyntaxException e) {
return null;
}
}
/**
* Add an entry to the archive
*/
public java.io.OutputStream putNextEntry(String name) throws java.io.IOException {
// not supported for now.
throw new UnsupportedOperationException();
}
/**
* rename the underlying archive
*/
public boolean renameTo(String name) {
File f = new File(archiveUri);
boolean result = FileUtils.renameFile(f, new File(name));
if (result) {
archiveUri = name;
}
return result;
}
}
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