| author | Jaroslav Tulach <jtulach@netbeans.org> |
| Sat, 14 Jun 2008 09:52:45 +0200 | |
| changeset 52 | 4257f4cf226b |
| child 59 | 02e05defc6a0 |
| permissions | -rw-r--r-- |
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/* |
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* The contents of this file are subject to the terms of the Common Development |
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* and Distribution License (the License). You may not use this file except in |
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* compliance with the License. |
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* |
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* You can obtain a copy of the License at http://www.netbeans.org/cddl.html |
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* or http://www.netbeans.org/cddl.txt. |
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* |
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* When distributing Covered Code, include this CDDL Header Notice in each file |
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* and include the License file at http://www.netbeans.org/cddl.txt. |
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* If applicable, add the following below the CDDL Header, with the fields |
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* enclosed by brackets [] replaced by your own identifying information: |
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* "Portions Copyrighted [year] [name of copyright owner]" |
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* |
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* The Original Software is NetBeans. The Initial Developer of the Original |
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* Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun |
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* Microsystems, Inc. All Rights Reserved. |
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*/ |
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|
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package org.netbeans.apifest.boolcircuit; |
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|
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/** |
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*/ |
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public final class Circuit {
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private Circuit() {
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} |
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public static Element and(final Element e1, final Element e2) {
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return new Element() {
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public boolean result() {
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return e1.result() && e2.result(); |
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} |
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public double doubleResult() {
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return e1.doubleResult() * e2.doubleResult(); |
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} |
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}; |
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} |
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public static Element or(final Element e1, final Element e2) {
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return new Element() {
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public boolean result() {
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return e1.result() || e2.result(); |
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} |
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public double doubleResult() {
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return 1.0 - (1.0 - e1.doubleResult()) * (1.0 - e2.doubleResult()); |
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} |
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}; |
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} |
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public static Element not(final Element e1) {
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return new Element() {
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public boolean result() {
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return !e1.result(); |
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} |
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public double doubleResult() {
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return 1 - e1.doubleResult(); |
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} |
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}; |
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} |
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public static Element operation(final Operation op, final Element... elements) {
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return new Element() {
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public boolean result() {
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return doubleResult() >= 1.0; |
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} |
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public double doubleResult() {
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double[] arr = new double[elements.length]; |
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for (int i = 0; i < arr.length; i++) {
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arr[i] = elements[i].doubleResult(); |
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} |
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return op.computeResult(arr); |
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} |
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}; |
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} |
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public static Variable var() {
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return new Variable(); |
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} |
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public static abstract class Element {
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private Element() {
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} |
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public abstract boolean result(); |
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public abstract double doubleResult(); |
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} |
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public static final class Variable extends Element {
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private Boolean booleanValue; |
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private Double doubleValue; |
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public void assignValue(boolean b) {
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booleanValue = b; |
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} |
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public void assignValue(double d) {
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if (d < 0 || d > 1) {
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throw new IllegalArgumentException(); |
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} |
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doubleValue = d; |
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} |
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public boolean result() {
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return booleanValue != null ? booleanValue : doubleValue >= 1.0; |
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} |
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public double doubleResult() {
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return doubleValue != null ? doubleValue : (booleanValue ? 1.0 : 0.0); |
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} |
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} |
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public static interface Operation {
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public double computeResult(double... values); |
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} |
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} |