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package com.sun.enterprise.admin.server.core.mbean.config;
/* JDK imports */
import java.io.File;
import java.io.InputStream;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.BufferedInputStream;
/* S1AS classes */
import com.sun.enterprise.util.io.FileUtils;
import com.sun.enterprise.util.OS;
import com.sun.enterprise.admin.util.TokenValue;
import com.sun.enterprise.admin.util.TokenValueSet;
import com.sun.enterprise.admin.util.LineTokenReplacer;
import com.sun.enterprise.server.Constants;
/* Transform classes */
import javax.xml.transform.*;
import javax.xml.transform.stream.*;
/**
* Class to convert domain.xml into server.xml.
* Currently has the final implementation and has a single method
* called "transform".
*/
public final class Domain2ServerTransformer {
private static final String ORIG_EXT = ".orig";
private static final String XSL_NAME = "domain2server.xsl";
private static final String DOCTYPE_TOKEN = "DTDREF";
private static final String SERVER_DTD_NAME = "sun-server_1_0.dtd";
private static final String SERVER_DTD_PATH =
System.getProperty(Constants.INSTALL_ROOT) +
"/lib/dtds/" +
SERVER_DTD_NAME;
private static String XSL_PATH =
System.getProperty(Constants.INSTALL_ROOT) +
"/lib/install/templates/" +
XSL_NAME;
private TransformerFactory tFactory;
private final String domainXmlPath;
private final String serverXmlPath;
private final String origServerXmlPath;
public Domain2ServerTransformer(String domainXmlPath,
String serverXmlPath) {
this.domainXmlPath = domainXmlPath;
this.serverXmlPath = serverXmlPath;
origServerXmlPath = serverXmlPath + ORIG_EXT;
createFactory();
}
private void createFactory() {
try {
tFactory = TransformerFactory.newInstance();
System.out.println("Created xform factory = " + tFactory);
}
catch(Exception e) {
System.out.println("Exception while creating transformer factory");
e.printStackTrace();
throw new RuntimeException(e);
}
}
public final void transform() {
this.transform(true);
}
public final void transform(boolean backup) {
if (backup) {
try {
if (new File(serverXmlPath).exists()) {
FileUtils.copy(serverXmlPath, origServerXmlPath);
}
System.out.println("ServerXmlPath = " + serverXmlPath);
System.out.println("DomainXmlPath = " + domainXmlPath);
System.out.println("ServerDtdPath = " + SERVER_DTD_PATH);
System.out.println("XslPath = " + XSL_PATH);
}
catch (Exception e) {
System.out.println("Could not backup server.xml before xform");
throw new RuntimeException(e);
}
}
final String dtdPath = getDtdPathForServerXml();
convert();
replaceDocTypePath(dtdPath);
}
private void convert() {
try {
/* xsl */
final InputStream xslStream = getXslStream();
final StreamSource xsl = new StreamSource(xslStream);
/* domain xml */
final File domainXmlFile = new File(domainXmlPath);
System.out.println("The source xml = " + domainXmlFile.getAbsolutePath());
final StreamSource xml = new StreamSource(domainXmlFile);
/* server xml */
final File serverXmlFile = new File(serverXmlPath);
final StreamResult out = new StreamResult(serverXmlFile);
final Transformer transformer = tFactory.newTransformer(xsl);
transformer.transform(xml, out);
}
catch (Exception e) {
e.printStackTrace();
throw new RuntimeException(e);
}
}
private InputStream getXslStream() throws FileNotFoundException {
return ( new FileInputStream(XSL_PATH) );
/*
final Class thisClass = Domain2ServerTransformer.class;
final String packageName =
thisClass.getPackage().getName();
final String modifiedName = packageName.replace('.', '/');
final String xslStreamName = modifiedName + "/" + XSL_NAME;
System.out.println("The xslStreamName = " + xslStreamName);
return (thisClass.getClassLoader().getResourceAsStream(xslStreamName));
*/
}
private void replaceDocTypePath(String dtdPath) {
try {
final File tmpFile = File.createTempFile("temp", ".xml");
final String tmpFilePath = tmpFile.getAbsolutePath();
FileUtils.copy(serverXmlPath, tmpFilePath);
final TokenValue tv = new TokenValue(DOCTYPE_TOKEN, dtdPath);
System.out.println("TV = " + tv);
final TokenValueSet ts = new TokenValueSet();
ts.add(tv);
final LineTokenReplacer replacer = new LineTokenReplacer(ts);
replacer.replace(tmpFilePath, serverXmlPath);
tmpFile.delete();
}
catch (Exception e) {
throw new RuntimeException(e);
}
}
private String getDtdPathForServerXml() {
/* unfortunately, this has to be formed
* by the standard technique of the string concat!
*/
String PREFIX = "file://";
if (OS.isWindows()) {
PREFIX = PREFIX+"/";
}
return ( PREFIX + SERVER_DTD_PATH );
/*
BufferedInputStream bis = null;
String dtd = null;
try {
final String PREFIX = "file:///";
final String DTD_EXT = ".dtd";
final File f = new File(serverXmlPath);
bis = new BufferedInputStream
(new FileInputStream(f));
byte[] bytes = new byte[1024];
int bytesRead = 0;
while((bytesRead = bis.read(bytes)) != -1) {
final String line = new String(bytes);
final int start = line.indexOf(PREFIX);
if (start != -1) {
final int end = line.lastIndexOf(DTD_EXT);
dtd = line.substring(start, end);
dtd = dtd + DTD_EXT;
break;
}
}
}
catch(Exception e) {
throw new RuntimeException(e);
}
finally {
try {
if (bis != null)
bis.close();
}
catch(Exception e) {}
}
return ( dtd );
*/
}
}
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