Android Open Source - sana Logic And

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License

The source code is released under:

Copyright (c) 2010, Moca All rights reserved. The source code for Moca is licensed under the BSD license as follows: Redistribution and use in source and binary forms, with or without modification, ...

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Java Source Code

package org.moca.procedure.branching;
/*  w  ww .j  av  a2  s. c  o  m*/
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;

import org.moca.procedure.ProcedureElement;
import org.moca.procedure.ProcedureParseException;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;

/**
 * LogicAnd is a Criteria subclass that serves as a container to hold multiple
 * Criteria. The key difference between LogicAnd and LogicOr is the criteriaMet()
 * method. As the name implies, LogicAnd's criteriaMet() method evaluates if ALL
 * of the Criteria it holds are met.
 */
public class LogicAnd extends Criteria {
    private List<Criteria> criteria;
    
    public LogicAnd(List<Criteria> crit) {
        this.criteria = crit;
    }
    
    public boolean criteriaMet() {
        for(Criteria c : criteria) {
            if (!c.criteriaMet())
                return false;
        }
        return true;
    }
    
    public static LogicAnd fromXML(Node node, HashMap<String, ProcedureElement> elts) throws ProcedureParseException {
        if(!node.getNodeName().equals("and"))
            throw new ProcedureParseException("LogicAnd got NodeName " + node.getNodeName());
        NodeList children = node.getChildNodes();
        List<Criteria> crits = new ArrayList<Criteria>();
        for(int i=0; i<children.getLength();i++) {
            Node child = children.item(i);
            if(child.getNodeName().equals("Criteria") || 
                    child.getNodeName().equals("and") || 
                    child.getNodeName().equals("or") || 
                    child.getNodeName().equals("not")) {
                crits.add(Criteria.switchOnCriteria(child, elts));
            }
        }
        if (crits.size() == 0)
            throw new ProcedureParseException("LogicAnd no arguments to <or>");
        else
            return new LogicAnd(crits);
    }
}

Java Source Code List