public class org.apache.commons.collections.iterators.PushbackIterator extends java.lang.Object implements java.util.Iterator
{
private final java.util.Iterator iterator;
private final java.util.Deque items;
public static org.apache.commons.collections.iterators.PushbackIterator pushbackIterator(java.util.Iterator)
{
java.util.Iterator v;
org.apache.commons.collections.iterators.PushbackIterator v;
java.lang.NullPointerException v;
boolean v;
v := @parameter: java.util.Iterator;
if v != null goto label;
v = new java.lang.NullPointerException;
specialinvoke v.<java.lang.NullPointerException: void <init>(java.lang.String)>("Iterator must not be null");
throw v;
label:
v = v instanceof org.apache.commons.collections.iterators.PushbackIterator;
if v == 0 goto label;
return v;
label:
v = new org.apache.commons.collections.iterators.PushbackIterator;
specialinvoke v.<org.apache.commons.collections.iterators.PushbackIterator: void <init>(java.util.Iterator)>(v);
return v;
}
public void <init>(java.util.Iterator)
{
java.util.ArrayDeque v;
java.util.Iterator v;
org.apache.commons.collections.iterators.PushbackIterator v;
v := @this: org.apache.commons.collections.iterators.PushbackIterator;
v := @parameter: java.util.Iterator;
specialinvoke v.<java.lang.Object: void <init>()>();
v = new java.util.ArrayDeque;
specialinvoke v.<java.util.ArrayDeque: void <init>()>();
v.<org.apache.commons.collections.iterators.PushbackIterator: java.util.Deque items> = v;
v.<org.apache.commons.collections.iterators.PushbackIterator: java.util.Iterator iterator> = v;
return;
}
public void pushback(java.lang.Object)
{
java.lang.Object v;
java.util.Deque v;
org.apache.commons.collections.iterators.PushbackIterator v;
v := @this: org.apache.commons.collections.iterators.PushbackIterator;
v := @parameter: java.lang.Object;
v = v.<org.apache.commons.collections.iterators.PushbackIterator: java.util.Deque items>;
interfaceinvoke v.<java.util.Deque: void push(java.lang.Object)>(v);
return;
}
public boolean hasNext()
{
java.util.Iterator v;
java.util.Deque v;
org.apache.commons.collections.iterators.PushbackIterator v;
boolean v, v, v;
v := @this: org.apache.commons.collections.iterators.PushbackIterator;
v = v.<org.apache.commons.collections.iterators.PushbackIterator: java.util.Deque items>;
v = interfaceinvoke v.<java.util.Deque: boolean isEmpty()>();
if v == 0 goto label;
v = v.<org.apache.commons.collections.iterators.PushbackIterator: java.util.Iterator iterator>;
v = interfaceinvoke v.<java.util.Iterator: boolean hasNext()>();
if v == 0 goto label;
label:
v = 1;
goto label;
label:
v = 0;
label:
return v;
}
public java.lang.Object next()
{
java.util.Iterator v;
java.lang.Object v;
java.util.Deque v, v;
org.apache.commons.collections.iterators.PushbackIterator v;
boolean v;
v := @this: org.apache.commons.collections.iterators.PushbackIterator;
v = v.<org.apache.commons.collections.iterators.PushbackIterator: java.util.Deque items>;
v = interfaceinvoke v.<java.util.Deque: boolean isEmpty()>();
if v != 0 goto label;
v = v.<org.apache.commons.collections.iterators.PushbackIterator: java.util.Deque items>;
v = interfaceinvoke v.<java.util.Deque: java.lang.Object pop()>();
goto label;
label:
v = v.<org.apache.commons.collections.iterators.PushbackIterator: java.util.Iterator iterator>;
v = interfaceinvoke v.<java.util.Iterator: java.lang.Object next()>();
label:
return v;
}
public void remove()
{
java.lang.UnsupportedOperationException v;
org.apache.commons.collections.iterators.PushbackIterator v;
v := @this: org.apache.commons.collections.iterators.PushbackIterator;
v = new java.lang.UnsupportedOperationException;
specialinvoke v.<java.lang.UnsupportedOperationException: void <init>()>();
throw v;
}
}