Examples with Iterator org.drools.core.util.Iterator used on opensource projects

Example 31 with Iterator

use of org.drools.core.util.Iterator in project drools by kiegroup.

the class CompositeObjectSinkAdapter method getSinks.

public ObjectSink[] getSinks() {
    if (this.sinks != null) {
        return sinks;
    }
    ObjectSink[] sinks = new ObjectSink[size()];
    int at = 0;
    if (this.hashedFieldIndexes != null) {
        // Iterate the FieldIndexes to see if any are hashed
        for (FieldIndex fieldIndex = this.hashedFieldIndexes.getFirst(); fieldIndex != null; fieldIndex = fieldIndex.getNext()) {
            if (!fieldIndex.isHashed()) {
                continue;
            }
            // this field is hashed so set the existing hashKey and see if there is a sink for it
            final int index = fieldIndex.getIndex();
            final Iterator it = this.hashedSinkMap.newIterator();
            for (ObjectEntry entry = (ObjectEntry) it.next(); entry != null; entry = (ObjectEntry) it.next()) {
                HashKey hashKey = (HashKey) entry.getKey();
                if (hashKey.getIndex() == index) {
                    sinks[at++] = (ObjectSink) entry.getValue();
                }
            }
        }
    }
    if (this.hashableSinks != null) {
        for (ObjectSinkNode sink = this.hashableSinks.getFirst(); sink != null; sink = sink.getNextObjectSinkNode()) {
            sinks[at++] = sink;
        }
    }
    if (this.otherSinks != null) {
        for (ObjectSinkNode sink = this.otherSinks.getFirst(); sink != null; sink = sink.getNextObjectSinkNode()) {
            sinks[at++] = sink;
        }
    }
    this.sinks = sinks;
    return sinks;
}

Example 32 with Iterator

use of org.drools.core.util.Iterator in project drools by kiegroup.

the class CompositeObjectSinkAdapter method unHashSinks.

void unHashSinks(final FieldIndex fieldIndex) {
    final int index = fieldIndex.getIndex();
    // this is the list of sinks that need to be removed from the hashedSinkMap
    final List<HashKey> unhashedSinks = new ArrayList<HashKey>();
    final Iterator iter = this.hashedSinkMap.newIterator();
    ObjectHashMap.ObjectEntry entry = (ObjectHashMap.ObjectEntry) iter.next();
    while (entry != null) {
        final AlphaNode alphaNode = (AlphaNode) entry.getValue();
        final IndexableConstraint indexableConstraint = (IndexableConstraint) alphaNode.getConstraint();
        // the right field index
        if (index == indexableConstraint.getFieldExtractor().getIndex()) {
            final FieldValue value = indexableConstraint.getField();
            if (this.hashableSinks == null) {
                this.hashableSinks = new ObjectSinkNodeList();
            }
            this.hashableSinks.add(alphaNode);
            unhashedSinks.add(new HashKey(index, value, fieldIndex.getFieldExtractor()));
        }
        entry = (ObjectHashMap.ObjectEntry) iter.next();
    }
    for (HashKey hashKey : unhashedSinks) {
        this.hashedSinkMap.remove(hashKey);
    }
    if (this.hashedSinkMap.isEmpty()) {
        this.hashedSinkMap = null;
    }
    fieldIndex.setHashed(false);
}

Example 33 with Iterator

use of org.drools.core.util.Iterator in project drools by kiegroup.

the class CompositeObjectSinkAdapter method reIndexNodes.

public void reIndexNodes() {
    sinksMap = new HashMap<>();
    if (this.otherSinks != null) {
        for (ObjectSinkNode sink = this.otherSinks.getFirst(); sink != null; sink = sink.getNextObjectSinkNode()) {
            sinksMap.put(sink, sink);
        }
    }
    if (this.hashableSinks != null) {
        for (ObjectSinkNode sink = this.hashableSinks.getFirst(); sink != null; sink = sink.getNextObjectSinkNode()) {
            sinksMap.put(sink, sink);
        }
    }
    if (this.hashedSinkMap != null) {
        final Iterator it = this.hashedSinkMap.newIterator();
        for (ObjectEntry entry = (ObjectEntry) it.next(); entry != null; entry = (ObjectEntry) it.next()) {
            final ObjectSink sink = (ObjectSink) entry.getValue();
            sinksMap.put(sink, sink);
        }
    }
}