samples/apifest1/day2/elementbasedsolution/src/org/netbeans/apifest/boolcircuit/Circuit.java
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7 * or http://www.netbeans.org/cddl.txt.
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20 package org.netbeans.apifest.boolcircuit;
22 // BEGIN: apifest.day2.elementbasedsolution.Circuit
23 public final class Circuit {
27 public static Element and(final Element e1, final Element e2) {
28 return new Element() {
29 public boolean result() {
30 return e1.result() && e2.result();
32 public double doubleResult() {
33 return e1.doubleResult() * e2.doubleResult();
37 public static Element or(final Element e1, final Element e2) {
38 return new Element() {
39 public boolean result() {
40 return e1.result() || e2.result();
42 public double doubleResult() {
43 return 1.0 - (1.0 - e1.doubleResult()) * (1.0 - e2.doubleResult());
48 public static Element not(final Element e1) {
49 return new Element() {
50 public boolean result() {
53 public double doubleResult() {
54 return 1 - e1.doubleResult();
59 public static Element operation(final Operation op, final Element... elements) {
60 return new Element() {
61 public boolean result() {
62 return doubleResult() >= 1.0;
64 public double doubleResult() {
65 double[] arr = new double[elements.length];
66 for (int i = 0; i < arr.length; i++) {
67 arr[i] = elements[i].doubleResult();
69 return op.computeResult(arr);
75 public static Variable var() {
76 return new Variable();
79 public static abstract class Element {
83 public abstract boolean result();
84 public abstract double doubleResult();
87 public static final class Variable extends Element {
88 private Boolean booleanValue;
89 private Double doubleValue;
91 public void assignValue(boolean b) {
94 public void assignValue(double d) {
96 throw new IllegalArgumentException();
101 public boolean result() {
102 return booleanValue != null ? booleanValue : doubleValue >= 1.0;
105 public double doubleResult() {
106 return doubleValue != null ? doubleValue : (booleanValue ? 1.0 : 0.0);
111 public static interface Operation {
112 public double computeResult(double... values);
115 // END: apifest.day2.elementbasedsolution.Circuit