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How to use Chunk class of org.assertj.core.util.diff package

Best Assertj code snippet using org.assertj.core.util.diff.Chunk

Source:MyersDiff.java

...15import static org.assertj.core.util.Preconditions.checkState;16import java.util.ArrayList;17import java.util.List;18import org.assertj.core.util.diff.ChangeDelta;19import org.assertj.core.util.diff.Chunk;20import org.assertj.core.util.diff.DeleteDelta;21import org.assertj.core.util.diff.Delta;22import org.assertj.core.util.diff.DiffAlgorithm;23import org.assertj.core.util.diff.InsertDelta;24import org.assertj.core.util.diff.Patch;25/**26 * Copy from https://code.google.com/p/java-diff-utils/.27 * <p>28 * A clean-room implementation of <a href="http://www.cs.arizona.edu/people/gene/">29 * Eugene Myers</a> differencing algorithm.30 *31 * <p> See the paper at <a href="http://www.cs.arizona.edu/people/gene/PAPERS/diff.ps">32 * http://www.cs.arizona.edu/people/gene/PAPERS/diff.ps</a></p>33 *34 * @author <a href="mailto:juanco@suigeneris.org">Juanco Anez</a>35 * @param <T> The type of the compared elements in the 'lines'.36 */37public class MyersDiff<T> implements DiffAlgorithm<T> {38  /** The equalizer. */39  private final Equalizer<T> equalizer;40  /**41   * Constructs an instance of the Myers differencing algorithm.42   */43  public MyersDiff() {44    /* Default equalizer. */45    equalizer = Object::equals;46  }47  /**48   * {@inheritDoc}49   *50   * Return empty diff if get the error while procession the difference.51   */52  @Override53  public Patch<T> diff(final List<T> original, final List<T> revised) {54    checkArgument(original != null, "original list must not be null");55    checkArgument(revised != null, "revised list must not be null");56    PathNode path;57    try {58      path = buildPath(original, revised);59      return buildRevision(path, original, revised);60    } catch (IllegalStateException e) {61      e.printStackTrace();62      return new Patch<>();63    }64  }65  /**66   * Computes the minimum diffpath that expresses de differences67   * between the original and revised sequences, according68   * to Gene Myers differencing algorithm.69   *70   * @param orig The original sequence.71   * @param rev The revised sequence.72   * @return A minimum {@link PathNode Path} across the differences graph.73   * @throws IllegalStateException if a diff path could not be found.74   */75  public PathNode buildPath(final List<T> orig, final List<T> rev) {76    checkArgument(orig != null, "original sequence is null");77    checkArgument(rev != null, "revised sequence is null");78    // these are local constants79    final int N = orig.size();80    final int M = rev.size();81    final int MAX = N + M + 1;82    final int size = 1 + 2 * MAX;83    final int middle = size / 2;84    final PathNode[] diagonal = new PathNode[size];85    diagonal[middle + 1] = new Snake(0, -1, null);86    for (int d = 0; d < MAX; d++) {87      for (int k = -d; k <= d; k += 2) {88        final int kmiddle = middle + k;89        final int kplus = kmiddle + 1;90        final int kminus = kmiddle - 1;91        PathNode prev;92        int i;93        if ((k == -d) || (k != d && diagonal[kminus].i < diagonal[kplus].i)) {94          i = diagonal[kplus].i;95          prev = diagonal[kplus];96        } else {97          i = diagonal[kminus].i + 1;98          prev = diagonal[kminus];99        }100        diagonal[kminus] = null; // no longer used101        int j = i - k;102        PathNode node = new DiffNode(i, j, prev);103        // orig and rev are zero-based104        // but the algorithm is one-based105        // that's why there's no +1 when indexing the sequences106        while (i < N && j < M && equals(orig.get(i), rev.get(j))) {107          i++;108          j++;109        }110        if (i > node.i) node = new Snake(i, j, node);111        diagonal[kmiddle] = node;112        if (i >= N && j >= M) return diagonal[kmiddle];113      }114      diagonal[middle + d - 1] = null;115    }116    // According to Myers, this cannot happen117    throw new IllegalStateException("could not find a diff path");118  }119  private boolean equals(T orig, T rev) {120    return equalizer.equals(orig, rev);121  }122  /**123   * Constructs a {@link Patch} from a difference path.124   *125   * @param path The path.126   * @param orig The original sequence.127   * @param rev The revised sequence.128   * @return A {@link Patch} script corresponding to the path.129   */130  public Patch<T> buildRevision(PathNode path, List<T> orig, List<T> rev) {131    checkArgument(path != null, "path is null");132    checkArgument(orig != null, "original sequence is null");133    checkArgument(rev != null, "revised sequence is null");134    Patch<T> patch = new Patch<>();135    if (path.isSnake())136      path = path.prev;137    while (path != null && path.prev != null && path.prev.j >= 0) {138      checkState(!path.isSnake(), "bad diffpath: found snake when looking for diff");139      int i = path.i;140      int j = path.j;141      path = path.prev;142      int ianchor = path.i;143      int janchor = path.j;144      Chunk<T> original = new Chunk<>(ianchor, copyOfRange(orig, ianchor, i));145      Chunk<T> revised = new Chunk<>(janchor, copyOfRange(rev, janchor, j));146      Delta<T> delta;147      if (original.size() == 0 && revised.size() != 0) {148        delta = new InsertDelta<>(original, revised);149      } else if (original.size() > 0 && revised.size() == 0) {150        delta = new DeleteDelta<>(original, revised);151      } else {152        delta = new ChangeDelta<>(original, revised);153      }154      patch.addDelta(delta);155      if (path.isSnake()) path = path.prev;156    }157    return patch;158  }159  /**...

Chunk

Using AI Code Generation

1import org.assertj.core.util.diff.*;2import java.util.*;3import java.util.stream.*;4public class DiffTest {5    public static void main(String[] args) {6        List<String> original = Arrays.asList("a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k");7        List<String> revised  = Arrays.asList("a", "c", "e", "g", "h", "i", "j", "k", "l", "m", "n");8        Patch<String> patch = DiffUtils.diff(original, revised);9        System.out.println("Original: " + original);10        System.out.println("Revised: " + revised);11        System.out.println("Patch: " + patch);12        List<String> patched = DiffUtils.patch(original, patch);13        System.out.println("Patched: " + patched);14    }15}

Chunk

Using AI Code Generation

1import org.assertj.core.util.diff.*;2import java.util.*;3import java.io.*;4import java.util.regex.*;5import java.util.stream.*;6import java.util.function.*;7import java.util.concurrent.*;8import java.util.concurrent.atomic.*;9import java.util.concurrent.locks.*;10import java.util.concurrent.atomic.*;11import java.util.concurrent.atomic.AtomicInteger;12import java.util.concurrent.atomic.AtomicLong;13import java.util.concurrent.atomic.AtomicReference;14import java.util.concurrent.atomic.AtomicBoolean;15import java.util.concurrent.atomic.AtomicIntegerArray;16import java.util.concurrent.atomic.AtomicLongArray;17import java.util.concurrent.atomic.AtomicReferenceArray;18import java.util.concurrent.atomic.AtomicMarkableReference;19import java.util.concurrent.atomic.AtomicStampedReference;20import java.util.concurrent.atomic.DoubleAccumulator;21import java.util.concurrent.atomic.DoubleAdder;22import java.util.concurrent.atomic.LongAccumulator;23import java.util.concurrent.atomic.LongAdder;24import java.util.concurrent.locks.*;25import java.util.concurrent.locks.AbstractQueuedSynchronizer.*;26import java.util.concurrent.locks.ReentrantLock;27import java.util.concurrent.locks.ReentrantReadWriteLock;28import java.util.concurrent.locks.ReentrantReadWriteLock.*;29import java.util.concurrent.locks.StampedLock;30import java.util.concurrent.locks.StampedLock.*;31import java.util.concurrent.locks.LockSupport;32import java.util.concurrent.locks.Condition;33import java.util.concurrent.locks.Condition.*;34import java.util.concurrent.locks.Lock;35import java.util.concurrent.locks.ReadWriteLock;36import java.util.concurrent.locks.AbstractOwnableSynchronizer;37import java.util.concurrent.locks.AbstractQueuedLongSynchronizer;38import java.util.concurrent.locks.AbstractQueuedSynchronizer;39import java.util.concurrent.locks.AbstractQueuedSynchronizer.*;40import java.util.concurrent.locks.AbstractQueuedLongSynchronizer.*;41import java.util.concurrent.locks.LockSupport;42import java.util.concurrent.locks.ReentrantLock;43import java.util.concurrent.locks.ReentrantReadWriteLock;44import java.util.concurrent.locks.ReentrantReadWriteLock.*;45import java.util.concurrent.locks.StampedLock;46import java.util.concurrent.locks.StampedLock.*;47import java.util.concurrent.locks.Condition;48import java.util.concurrent.locks.Condition.*;49import java.util.concurrent.locks.Lock;50import java.util.concurrent.locks.ReadWriteLock;51import java.util.concurrent.locks.AbstractOwnableSynchronizer;52import java.util.concurrent.locks.AbstractQueuedLongSynchronizer;53import java.util.concurrent.locks.AbstractQueuedSynchronizer;54import java.util.concurrent.locks.AbstractQueuedSynchron

Chunk

Using AI Code Generation

1import org.assertj.core.util.diff.*;2import java.util.*;3import java.io.*;4import java.util.regex.*;5import java.util.stream.*;6import java.util.function.*;7import java.util.concurrent.*;8import java.util.concurrent.atomic.*;9import java.util.concurrent.locks.*;10import java.util.concurrent.atomic.*;11import java.util.concurrent.atomic.AtomicInteger;12import java.util.concurrent.atomic.AtomicLong;13import java.util.concurrent.atomic.AtomicReference;14import java.util.concurrent.atomic.AtomicBoolean;15import java.util.concurrent.atomic.AtomicIntegerArray;16import java.util.concurrent.atomic.AtomicLongArray;17import java.util.concurrent.atomic.AtomicReferenceArray;18import java.util.concurrent.atomic.AtomicMarkableReference;19import java.util.concurrent.atomic.AtomicStampedReference;20import java.util.concurrent.atomic.DoubleAccumulator;21import java.util.concurrent.atomic.DoubleAdder;22import java.util.concurrent.atomic.LongAccumulator;23import java.util.concurrent.atomic.LongAdder;24import java.util.concurrent.locks.*;25import java.util.concurrent.locks.AbstractQueuedSynchronizer.*;26import java.util.concurrent.locks.ReentrantLock;27import java.util.concurrent.locks.ReentrantReadWriteLock;28import java.util.concurrent.locks.ReentrantReadWriteLock.*;29import java.util.concurrent.locks.StampedLock;30import java.util.concurrent.locks.StampedLock.*;31import java.util.concurrent.locks.LockSupport;32import java.util.concurrent.locks.Condition;33import java.util.concurrent.locks.Condition.*;34import java.util.concurrent.locks.Lock;35import java.util.concurrent.locks.ReadWriteLock;36import java.util.concurrent.locks.AbstractOwnableSynchronizer;37import java.util.concurrent.locks.AbstractQueuedLongSynchronizer;38import java.util.concurrent.locks.AbstractQueuedSynchronizer;39import java.util.concurrent.locks.AbstractQueuedSynchronizer.*;40import java.util.concurrent.locks.AbstractQueuedLongSynchronizer.*;41import java.util.concurrent.locks.LockSupport;42import java.util.concurrent.locks.ReentrantLock;43import java.util.concurrent.locks.ReentrantReadWriteLock;44import java.util.concurrent.locks.ReentrantReadWriteLock.*;45import java.util.concurrent.locks.StampedLock;46import java.util.concurrent.locks.StampedLock.*;47import java.util.concurrent.locks.Condition;48import java.util.concurrent.locks.Condition.*;49import java.util.concurrent.locks.Lock;50import java.util.concurrent.locks.ReadWriteLock;51import java.util.concurrent.locks.AbstractOwnableSynchronizer;52import java.util.concurrent.locks.AbstractQueuedLongSynchronizer;53import java.util.concurrent.locks.AbstractQueuedSynchronizer;54import java.util.concurrent.locks.AbstractQueuedSynchron

Chunk

Using AI Code Generation

1public void test() {2c";3c";4    final List<Chunk<String>> diff = DiffUtils.diff(5            Arrays.asList(actual.split("6            Arrays.asList(expected.split("7    );8    final String diffResult = DiffUtils.generateUnifiedDiff(9            Arrays.asList(actual.split("10    );11    System.out.println(diffResult);12}

Chunk

Using AI Code Generation

1import org.assertj.core.util.diff.*;2public class DiffMatchPatch {3    public static void main(String[] args) {4        String s1 = "Hello World.";5        String s2 = "Hello World. This is a test.";6        Chunk<String> chunk = DiffUtils.diff(Arrays.asList(s1.split(" ")), Arrays.asList(s2.split(" ")));7        System.out.println(chunk.toString());8    }9}

Chunk

Using AI Code Generation

1import java.util.List;2import java.util.ArrayList;3import java.util.Arrays;4import java.util.Iterator;5import org.assertj.core.util.diff.*;6public class Diff {7    public static void main(String[] args) {8z";9z";10        List<String> list1 = Arrays.asList(s1.split("11"));12        List<String> list2 = Arrays.asList(s2.split("13"));14        List<Delta<String>> deltas = DiffUtils.diff(list1, list2);15        for (Delta<String> delta : deltas) {16            System.out.println(delta);17        }18    }19}

Chunk

Using AI Code Generation

1import org.assertj.core.util.diff.*;2public class DiffMatchPatch {3    public static void main(String[] args) {4        String s1 = "Hello World.";5        String s2 = "Hello World. This is a test.";6        Chunk<String> chunk = DiffUtils.diff(Arrays.asList(s1.split(" ")), Arrays.asList(s2.split(" ")));7        System.out.println(chunk.toString());8    }9}

Chunk

Using AI Code Generation

1import java.util.List;2import java.util.ArrayList;3import java.util.Arrays;4import java.util.Iterator;5import org.assertj.core.util.diff.*;6public class Diff {7    public static void main(String[] args) {8z";9z";10        List<String> list1 = Arrays.asList(s1.split("11"));12        List<String> list2 = Arrays.asList(s2.split("13"));14        List<Delta<String>> deltas = DiffUtils.diff(list1, list2);15        for (Delta<String> delta : deltas) {16            System.out.println(delta);17        }18    }19}

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