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The Drools and jBPM public API which is backwards compatible between releases.

There is a newer version: 6.5.0.Final

package org.drools.impl.adapters;

import org.drools.runtime.rule.FactHandle;
import org.drools.runtime.rule.QueryResultsRow;

public class QueryResultsRowAdapter implements QueryResultsRow {

    private final org.kie.api.runtime.rule.QueryResultsRow delegate;

    public QueryResultsRowAdapter(org.kie.api.runtime.rule.QueryResultsRow delegate) {
        this.delegate = delegate;
    }

    public Object get(String identifier) {
        return delegate.get(identifier);
    }

    public FactHandle getFactHandle(String identifier) {
        return new FactHandleAdapter(delegate.getFactHandle(identifier));
    }

    @Override
    public int hashCode() {
        return delegate.hashCode();
    }

    @Override
    public boolean equals(Object obj) {
        return obj instanceof QueryResultsRowAdapter && delegate.equals(((QueryResultsRowAdapter)obj).delegate);
    }
}