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

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

Source:Delta.java

...26 * @param <T> The type of the compared elements in the 'lines'.27 */28public abstract class Delta<T> {29  /** The original chunk. */30  private Chunk<T> original;31  /** The revised chunk. */32  private Chunk<T> revised;33  /**34   * Specifies the type of the delta.35   *36   */37  public enum TYPE {38    /** A change in the original. */39    CHANGE,40    /** A delete from the original. */41    DELETE,42    /** An insert into the original. */43    INSERT44  }45  /**46   * Construct the delta for original and revised chunks47   * 48   * @param original Chunk describing the original text. Must not be {@code null}.49   * @param revised Chunk describing the revised text. Must not be {@code null}.50   */51  public Delta(Chunk<T> original, Chunk<T> revised) {52    if (original == null) {53      throw new IllegalArgumentException("original must not be null");54    }55    if (revised == null) {56      throw new IllegalArgumentException("revised must not be null");57    }58    this.original = original;59    this.revised = revised;60  }61  /**62   * Verifies that this delta can be used to patch the given text.63   * 64   * @param target the text to patch.65   * @throws IllegalStateException if the patch cannot be applied.66   */67  public abstract void verify(List<T> target) throws IllegalStateException;68  /**69   * Applies this delta as the patch for a given target70   * 71   * @param target the given target72   * @throws IllegalStateException73   */74  public abstract void applyTo(List<T> target) throws IllegalStateException;75  /**76   * Returns the type of delta77   * @return the type enum78   */79  public abstract TYPE getType();80  /**81   * @return The Chunk describing the original text.82   */83  public Chunk<T> getOriginal() {84    return original;85  }86  /**87   * @param original The Chunk describing the original text to set.88   */89  public void setOriginal(Chunk<T> original) {90    this.original = original;91  }92  /**93   * @return The Chunk describing the revised text.94   */95  public Chunk<T> getRevised() {96    return revised;97  }98  /**99   * @param revised The Chunk describing the revised text to set.100   */101  public void setRevised(Chunk<T> revised) {102    this.revised = revised;103  }104  @Override105  public int hashCode() {106    final int prime = 31;107    int result = 1;108    result = prime * result + ((original == null) ? 0 : original.hashCode());109    result = prime * result + ((revised == null) ? 0 : revised.hashCode());110    return result;111  }112  @Override113  public boolean equals(Object obj) {114    if (this == obj)115      return true;...

Chunk

Using AI Code Generation

1import org.assertj.core.util.diff.Chunk;2import org.assertj.core.util.diff.Delta;3import org.assertj.core.util.diff.Delta.TYPE;4import org.assertj.core.util.diff.DiffUtils;5import org.assertj.core.util.diff.Patch;6import java.util.ArrayList;7import java.util.LinkedList;8import java.util.List;9public class ChunkExample {10    public static void main(String[] args) {11        List<String> original = new LinkedList<>();12        original.add("a");13        original.add("b");14        original.add("c");15        original.add("d");16        original.add("e");17        original.add("f");18        original.add("g");19        original.add("h");20        original.add("i");21        original.add("j");22        original.add("k");23        original.add("l");24        original.add("m");25        original.add("n");26        original.add("o");27        original.add("p");28        original.add("q");29        original.add("r");30        original.add("s");31        original.add("t");32        original.add("u");33        original.add("v");34        original.add("w");35        original.add("x");36        original.add("y");37        original.add("z");38        List<String> revised = new LinkedList<>();39        revised.add("a");40        revised.add("c");41        revised.add("b");42        revised.add("d");43        revised.add("e");44        revised.add("f");45        revised.add("g");46        revised.add("h");47        revised.add("i");48        revised.add("j");49        revised.add("k");50        revised.add("l");51        revised.add("m");52        revised.add("n");53        revised.add("o");54        revised.add("p");55        revised.add("q");56        revised.add("r");57        revised.add("s");58        revised.add("t");59        revised.add("u");60        revised.add("v");61        revised.add("w");62        revised.add("x");63        revised.add("y");64        revised.add("z");65        Patch<String> patch = DiffUtils.diff(original, revised);66        List<Delta<String>> deltas = patch.getDeltas();67        List<Chunk<String>> chunks = new ArrayList<>();68        for (Delta<String> delta : deltas) {69            if (delta.getType() == TYPE.CHANGE) {70                chunks.add(new Chunk<>(delta.getOriginal().getPosition(), delta.getOriginal().getLines()));71                chunks.add(new Chunk<>(delta.getRevised().getPosition(), delta

Chunk

Using AI Code Generation

1package com.diff;2import java.util.ArrayList;3import java.util.List;4import org.assertj.core.util.diff.Chunk;5import org.assertj.core.util.diff.Delta;6import org.assertj.core.util.diff.DiffUtils;7import org.assertj.core.util.diff.Patch;8public class DiffChunk {9public static void main(String[] args) {10List<String> original = new ArrayList<String>();11original.add("1");12original.add("2");13original.add("3");14original.add("4");15original.add("5");16original.add("6");17original.add("7");18original.add("8");19original.add("9");20original.add("10");21original.add("11");22original.add("12");23original.add("13");24original.add("14");25original.add("15");26original.add("16");27original.add("17");28original.add("18");29original.add("19");30original.add("20");31original.add("21");32original.add("22");33original.add("23");34original.add("24");35original.add("25");36original.add("26");37original.add("27");38original.add("28");39original.add("29");40original.add("30");41original.add("31");42original.add("32");43original.add("33");44original.add("34");45original.add("35");46original.add("36");47original.add("37");48original.add("38");49original.add("39");50original.add("40");51original.add("41");52original.add("42");53original.add("43");54original.add("44");55original.add("45");56original.add("46");57original.add("47");58original.add("48");59original.add("49");60original.add("50");61original.add("51");62original.add("52");63original.add("53");64original.add("54");65original.add("55");66original.add("56");67original.add("57");68original.add("58");69original.add("59");70original.add("60");71original.add("61");72original.add("62");73original.add("63");74original.add("64");75original.add("65");76original.add("66");77original.add("67");78original.add("68");79original.add("69");80original.add("70");81original.add("71");82original.add("72");83original.add("73");84original.add("74");85original.add("75");86original.add("76");87original.add("77");88original.add("78");89original.add("79");90original.add("80");91original.add("81");92original.add("82");93original.add("83");94original.add("84");95original.add("85");

Chunk

Using AI Code Generation

1package org.assertj.core.util.diff;2import java.util.ArrayList;3import java.util.List;4public class Chunk {5    private final int position;6    private final int size;7    public Chunk(int position, int size) {8        this.position = position;9        this.size = size;10    }11    public int getPosition() {12        return position;13    }14    public int getSize() {15        return size;16    }17    public int getEnd() {18        return position + size;19    }20    public boolean contains(int position) {21        return this.position <= position && position < getEnd();22    }23    public boolean contains(Chunk chunk) {24        return contains(chunk.position) && contains(chunk.getEnd() - 1);25    }26    public boolean isAdjacentTo(Chunk chunk) {27        return this.position == chunk.getEnd() || this.getEnd() == chunk.position;28    }29    public boolean isBefore(Chunk chunk) {30        return this.position < chunk.position;31    }32    public boolean isAfter(Chunk chunk) {33        return this.position > chunk.position;34    }35    public boolean isMergeableWith(Chunk chunk) {36        return isAdjacentTo(chunk) || contains(chunk) || chunk.contains(this);37    }38    public Chunk mergeWith(Chunk chunk) {39        if (!isMergeableWith(chunk)) {40            throw new IllegalArgumentException("Chunks are not mergeable");41        }42        return new Chunk(Math.min(position, chunk.position), Math.max(getEnd(), chunk.getEnd()) - Math.min(position, chunk.position));43    }44    public List<Chunk> splitBy(Chunk chunk) {45        List<Chunk> chunks = new ArrayList<Chunk>();46        if (isBefore(chunk)) {47            chunks.add(this);48        } else if (isAfter(chunk)) {49            chunks.add(chunk);50            chunks.add(new Chunk(chunk.getEnd(), getEnd() - chunk.getEnd()));51        } else if (contains(chunk)) {52            chunks.add(new Chunk(position, chunk.position - position));53            chunks.add(chunk);54            chunks.add(new Chunk(chunk.getEnd(), getEnd() - chunk.getEnd()));55        } else {56            chunks.add(new Chunk(position, chunk.position - position));57            chunks.add(chunk);58        }59        return chunks;60    }61    public boolean equals(Object obj) {62        if (this == obj) {63            return true;64        }65        if (obj == null) {66            return false;67        }68        if (getClass() != obj.getClass()) {69            return false;

Chunk

Using AI Code Generation

1import org.assertj.core.util.diff.Chunk;2public class ChunkDemo {3    public static void main(String[] args) {4        Chunk chunk = new Chunk(1, 2, 3);5        System.out.println("chunk = " + chunk);6    }7}

Chunk

Using AI Code Generation

1package org.assertj.core.util.diff;2import java.util.ArrayList;3import java.util.List;4import java.util.stream.Collectors;5public class ChunkTest {6    public static void main(String[] args) {7        List<String> original = new ArrayList<>();8        original.add("a");9        original.add("b");10        original.add("c");11        original.add("d");12        original.add("e");13        original.add("f");14        original.add("g");15        original.add("h");16        original.add("i");17        original.add("j");18        original.add("k");19        original.add("l");20        original.add("m");21        original.add("n");22        original.add("o");23        original.add("p");24        original.add("q");25        original.add("r");26        original.add("s");27        original.add("t");28        original.add("u");29        original.add("v");30        original.add("w");31        original.add("x");32        original.add("y");33        original.add("z");34        List<String> revised = new ArrayList<>();35        revised.add("a");36        revised.add("b");37        revised.add("c");38        revised.add("d");39        revised.add("e");40        revised.add("f");41        revised.add("g");42        revised.add("h");43        revised.add("i");44        revised.add("j");45        revised.add("k");46        revised.add("l");47        revised.add("m");48        revised.add("n");49        revised.add("o");50        revised.add("p");51        revised.add("q");52        revised.add("r");53        revised.add("s");54        revised.add("t");55        revised.add("u");56        revised.add("v");57        revised.add("w");58        revised.add("x");59        revised.add("y");60        revised.add("z");61        List<Delta<String>> deltas = DiffUtils.diff(original, revised).getDeltas();62        List<Chunk<String>> chunks = deltas.stream().map(d -> d.getOriginal()).collect(Collectors.toList());63        System.out.println(chunks);64    }65}

Chunk

Using AI Code Generation

1package com.javatpoint;2import java.util.List;3import org.assertj.core.util.diff.Chunk;4public class ChunkExample {5public static void main(String[] args) {6List<String> original = Arrays.asList("a", "b", "c", "d", "e", "f", "g", "h", "i", "j");7List<String> revised = Arrays.asList("a", "c", "e", "f", "h", "i", "j");8Diff diff = new Diff(original, revised);9List<Delta> deltas = diff.getDeltas();10for (Delta delta : deltas) {11Chunk chunk = delta.getRevised();12System.out.println(chunk);13}14}15}

Chunk

Using AI Code Generation

1package org.example;2import org.assertj.core.util.diff.Chunk;3import org.assertj.core.util.diff.Delta;4import org.assertj.core.util.diff.DiffUtils;5import org.assertj.core.util.diff.Patch;6import java.util.List;7import java.util.ArrayList;8import java.util.Arrays;9public class App {10    public static void main(String[] args) {11        List<String> original = Arrays.asList("a", "b", "c", "d", "e", "f");12        List<String> revised = Arrays.asList("a", "c", "b", "e", "f", "g");13        Patch patch = DiffUtils.diff(original, revised);14        for (Delta delta : patch.getDeltas()) {15            Chunk originalChunk = delta.getOriginal();16            Chunk revisedChunk = delta.getRevised();17            System.out.println("original chunk: " + originalChunk);18            System.out.println("revised chunk: " + revisedChunk);19            System.out.println("original chunk: " + originalChunk.getLines());20            System.out.println("revised chunk: " + revisedChunk.getLines());21        }22    }23}

Chunk

Using AI Code Generation

1import org.assertj.core.util.diff.Chunk;2public class ChunkExample {3   public static void main(String[] args) {4      Chunk<String> chunk = new Chunk<String>(1, 2, 3, 4);5      System.out.println("Chunk: " + chunk);6   }7}

Chunk

Using AI Code Generation

1public class ChunkTest {2    public static void main(String[] args) {3        Chunk chunk = new Chunk(0, 0);4        System.out.println("chunk = " + chunk);5    }6}7public class ChunkTest {8    public static void main(String[] args) {9        Chunk chunk = new Chunk(1, 1);10        System.out.println("chunk = " + chunk);11    }12}13public class ChunkTest {14    public static void main(String[] args) {15        Chunk chunk = new Chunk(2, 2);16        System.out.println("chunk = " + chunk);17    }18}19public class ChunkTest {20    public static void main(String[] args) {21        Chunk chunk = new Chunk(3, 3);22        System.out.println("chunk = " + chunk);23    }24}25public class ChunkTest {26    public static void main(String[] args) {27        Chunk chunk = new Chunk(4, 4);28        System.out.println("chunk = " + chunk);29    }30}31public class ChunkTest {32    public static void main(String[] args) {33        Chunk chunk = new Chunk(5, 5);34        System.out.println("chunk = " + chunk);35    }36}37public class ChunkTest {38    public static void main(String[] args) {39        Chunk chunk = new Chunk(6, 6);40        System.out.println("chunk = " +}41}

Chunk

Using AI Code Generation

1import org.assertj.core.util.diff.Chunk;2import org.assertj.core.util.diff.Differences;3import org.assertj.core.util.diff.Differencer;4import org.assertj.core.util.diff.Patch;5import java.util.ArrayList;6import java.util.List;

Chunk

Using AI Code Generation

1public class ChunkTest {2    public static void main(String[] args) {3        Chunk chunk = new Chunk(0, 0);4        System.out.println("chunk = " + chunk);5    }6}7public class ChunkTest {8    public static void main(String[] args) {9        Chunk chunk = new Chunk(1, 1);10        System.out.println("chunk = " + chunk);11    }12}13public class ChunkTest {14    public static void main(String[] args) {15        Chunk chunk = new Chunk(2, 2);16        System.out.println("chunk = " + chunk);17    }18}19public class ChunkTest {20    public static void main(String[] args) {21        Chunk chunk = new Chunk(3, 3);22        System.out.println("chunk = " + chunk);23    }24}25public class ChunkTest {26    public static void main(String[] args) {27        Chunk chunk = new Chunk(4, 4);28        System.out.println("chunk = " + chunk);29    }30}31public class ChunkTest {32    public static void main(String[] args) {33        Chunk chunk = new Chunk(5, 5);34        System.out.println("chunk = " + chunk);35    }36}37public class ChunkTest {38    public static void main(String[] args) {39        Chunk chunk = new Chunk(6, 6);40        System.out.println("chunk = " +

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