Example usage for org.apache.commons.collections15.map LazyMap decorate

Introduction

In this page you can find the example usage for org.apache.commons.collections15.map LazyMap decorate.

Prototype

public static <K, V> Map<K, V> decorate(Map<K, V> map, Transformer<K, V> transformer) 

Source Link

Document

Factory method to create a lazily instantiated map.

Usage

From source file:net.sourceforge.ondex.cytoscape.task.ScanForKeysTask.java

/**
 * starts the task.// w  w  w  .j  a  v  a 2s .co  m
 */
public void run() {
    monitor.setPercentCompleted(0);
    monitor.setStatus("scanning...");

    CyAttributes nodeAtts = Cytoscape.getNodeAttributes();
    String[] ans = nodeAtts.getAttributeNames();

    HashMap<String, HashMap<String, String>> anMap = new HashMap<String, HashMap<String, String>>();
    for (String an : ans) {
        anMap.put(an, new HashMap<String, String>());
    }

    Map<String, Integer> counts = LazyMap.decorate(new HashMap<String, Integer>(), new Factory<Integer>() {
        @Override
        public Integer create() {
            return Integer.valueOf(0);
        }
    });

    ArrayList<String> clashedANs = new ArrayList<String>();
    ArrayList<String> remainingANs = new ArrayList<String>();
    for (String an : ans) {
        remainingANs.add(an);
    }

    int[] index = network.getNodeIndicesArray();
    for (int i = 0; i < index.length; i++) {
        String nodeId = network.getNode(index[i]).getIdentifier();
        clashedANs.clear();
        for (String an : remainingANs) {
            Object val = nodeAtts.getAttribute(nodeId, an);
            if (val != null && val instanceof String) {
                String sval = (String) val;

                int oldcount = counts.get(an);
                counts.put(an, oldcount + 1);

                HashMap<String, String> map = anMap.get(an);
                if (map.get(sval) == null) {
                    map.put(sval, nodeId);
                } else {//an has clashes!
                    clashedANs.add(an);
                }
            }
        }
        remainingANs.removeAll(clashedANs);
        if (remainingANs.size() == 0) {
            break;
        }
        monitor.setPercentCompleted((i * 100) / index.length);
    }

    for (String an : ans) {
        if (counts.get(an) == 0) {
            remainingANs.remove(an);
        }
    }

    monitor.setPercentCompleted(100);
    monitor.setStatus("done");

    keys = remainingANs;
}

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From source file:thesaurusEditor.gui.graph.PersistentLayoutImpl.java

/**
 * create an instance with a passed layout
 * create containers for graph components
 * @param layout /*ww  w .java  2 s. com*/
 */
public PersistentLayoutImpl(Layout<V, E> layout) {
    super(layout);
    this.map = LazyMap.decorate(new HashMap<V, Point>(), new PointFactory(getSize()));

    this.dontmove = new HashSet<V>();
}

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