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KIMap.java
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KIMap.java
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public interface KIMap {
//@ public instance ghost \free footprint;
//@ public instance model \map mmap;
//@ accessible mmap : footprint;
//@ accessible \inv : footprint;
/*@
@ public normal_behavior
@ ensures \result == \dl_inDomain(mmap, key);
@ assignable \strictly_nothing;
@*/
public boolean contains(int key);
/*@
@ public normal_behavior
@ requires \dl_inDomain(mmap, key);
@ ensures \dl_mapGet(mmap, key) == \result;
@ assignable \strictly_nothing;
@*/
public int get(int key);
/*@
@ public normal_behavior
@ ensures mmap == \dl_mapUpdate(\old(mmap), key, value);
@ assignable footprint;
@*/
public void put(int key, int value);
/*@
@ public normal_behavior
@ ensures mmap == \dl_mapRemove(\old(mmap), key);
@ assignable footprint;
@*/
public void del(int key);
/*@ public normal_behaviour
@ ensures \result.mmap == \dl_mapEmpty();
@ ensures \fresh(\result);
@ ensures \invariant_for(\result);
@ assignable \nothing;
@*/
public static KIMap newMap() {
// It is a marker function only.
KeYInternal.UNFINISHED_PROOF();
throw new Error();
}
}