org.extendj.ast.LazyFinallyIterator Maven / Gradle / Ivy
package org.extendj.ast;
import java.util.Collection;
import java.util.Collections;
import java.util.HashSet;
import java.util.ArrayList;
import java.io.ByteArrayOutputStream;
import java.io.PrintStream;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.*;
import java.util.zip.*;
import java.io.*;
import java.io.BufferedInputStream;
import java.io.DataInputStream;
import org.jastadd.util.PrettyPrintable;
import org.jastadd.util.PrettyPrinter;
import java.io.FileNotFoundException;
import java.io.InputStream;
import org.jastadd.util.*;
import java.io.File;
import java.io.IOException;
import java.util.Set;
import beaver.*;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.ConcurrentMap;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentSkipListMap;
/**
* @ast class
* @aspect BranchTarget
* @declaredat /home/jesper/git/extendj/java4/frontend/BranchTarget.jrag:48
*/
class LazyFinallyIterator extends java.lang.Object implements Iterator {
private final Stmt branch;
private FinallyHost enclosing;
LazyFinallyIterator(Stmt root) {
branch = root;
enclosing = branch.enclosingFinally(branch);
}
@Override
public boolean hasNext() {
return enclosing != null;
}
@Override
public FinallyHost next() {
FinallyHost b = enclosing;
enclosing = enclosing.enclosingFinally(branch);
return b;
}
@Override
public void remove() {
throw new UnsupportedOperationException();
}
}