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package sourcehash;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.math.BigInteger;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.util.Iterator;
import java.util.List;
import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBElement;
import javax.xml.bind.JAXBException;
import javax.xml.bind.Marshaller;
import javax.xml.bind.Unmarshaller;
import org.apache.tuscany.SourceExplore.ObjectFactory;
import org.apache.tuscany.SourceExplore.Package;
import org.apache.tuscany.SourceExplore.Projects;
import org.apache.tuscany.SourceExplore.Projects2;
import org.apache.tuscany.SourceExplore.Projects2.Project;
public class HashSPISource {
public static void main(String[] args) throws Throwable {
ObjectFactory fac = new ObjectFactory();
String sourceRoot = "c:/Dev2/SCA";
String inputXML = "src/main/resources/projects.xml";
JAXBContext jaxbContext = JAXBContext
.newInstance("org.apache.tuscany.SourceExplore");
Unmarshaller um = jaxbContext.createUnmarshaller();
File inputFile = new File(inputXML).getAbsoluteFile();
Projects p = (Projects)um.unmarshal(inputFile);
List<JAXBElement<String>> data = p.getProjectOrPackage();
System.out.println(p);
Projects2 p2 = fac.createProjects2();
for (int i = 0; i < data.size(); i++) {
Project proj = null;
if(!"project".equals(data.get(i).getName().getLocalPart())) {
throw new Exception("Expecting a project element " + i);
} else {
System.out.println("project: " + data.get(i).getValue());
proj = fac.createProjects2Project();
proj.setName(data.get(i).getValue());
p2.getProject().add(proj);
}
for(i++;i<data.size() && "package".equals(data.get(i).getName().getLocalPart());i++) {
if(!"package".equals(data.get(i).getName().getLocalPart())) {
throw new Exception("Expecting a package element " + i);
} else {
System.out.println("package: " + data.get(i).getValue());
Package pkg = fac.createPackage();
pkg.setName(data.get(i).getValue());
proj.getPackage().add(pkg);
processPackage(sourceRoot, proj, pkg);
}
}
i--;
}
FileOutputStream fos = new FileOutputStream(new File("src/main/resources/out.xml").getAbsoluteFile());
Marshaller m = jaxbContext.createMarshaller();
m.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, Boolean.TRUE);
m.marshal(p2, fos);
fos.close();
}
private static void processPackage(String sourceRoot, Project proj, Package pkg) {
ObjectFactory fac = new ObjectFactory();
String pkgPath = pkg.getName().replace('.', '/' );
String folderPath = sourceRoot +"/" + proj.getName() +"/src/main/java/" + pkgPath;
File folder = new File(folderPath);
File[] contents = folder.listFiles();
List<org.apache.tuscany.SourceExplore.File> files = pkg.getFile();
if(contents!= null) {
for (File file : contents) {
if(ofInterest(file)) {
org.apache.tuscany.SourceExplore.File f = fac.createFile();
f.setName(file.getPath());
String digest = md5(file);
f.setDigest(digest);
files.add(f);
}
System.out.println(file.getName());
}
}
}
private static String md5(File f) {
MessageDigest digest = null;
try {
digest = MessageDigest.getInstance("MD5");
} catch (NoSuchAlgorithmException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
InputStream is = null;
String output = null;
try {
is = new FileInputStream(f);
} catch (FileNotFoundException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
byte[] buffer = new byte[8192];
int read = 0;
try {
while( (read = is.read(buffer)) > 0) {
digest.update(buffer, 0, read);
}
byte[] md5sum = digest.digest();
BigInteger bigInt = new BigInteger(1, md5sum);
output = bigInt.toString(16);
System.out.println("MD5: " + output);
}
catch(IOException e) {
throw new RuntimeException("Unable to process file for MD5", e);
}
finally {
try {
is.close();
}
catch(IOException e) {
throw new RuntimeException("Unable to close input stream for MD5 calculation", e);
}
}
return output;
}
private static boolean ofInterest(File file) {
boolean result = false;
if(!result) result = file.getPath().endsWith(".java");
return result;
}
}
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