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package com.tonicsystems.jarjar.classpath;
import java.io.File;
import java.util.Arrays;
import java.util.Iterator;
import javax.annotation.Nonnull;
/**
*
* @author shevek
*/
public class ClassPath implements Iterable<ClassPathArchive> {
private final File root;
private final Iterable<? extends File> entries;
public ClassPath(@Nonnull File root, @Nonnull Iterable<? extends File> entries) {
this.root = root;
this.entries = entries;
}
public ClassPath(@Nonnull File root, @Nonnull File[] entries) {
this(root, Arrays.asList(entries));
}
@Nonnull
public File getRoot() {
return root;
}
@Override
public Iterator<ClassPathArchive> iterator() {
return new PathIterator();
}
private class PathIterator implements Iterator<ClassPathArchive> {
private final Iterator<? extends File> entryIterator;
public PathIterator() {
this.entryIterator = entries.iterator();
}
@Override
public boolean hasNext() {
return entryIterator.hasNext();
}
@Override
public ClassPathArchive next() {
File entryFile = entryIterator.next();
if (!entryFile.isAbsolute())
entryFile = new File(root, entryFile.getPath());
if (entryFile.isDirectory())
return new ClassPathArchive.DirectoryArchive(entryFile);
else
return new ClassPathArchive.ZipArchive(entryFile);
}
@Override
public void remove() {
throw new UnsupportedOperationException();
}
}
}