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 Github

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...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 /**...

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Source:Delta.java Github

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...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;...

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Chunk

Using AI Code Generation

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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

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Chunk

Using AI Code Generation

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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");

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Chunk

Using AI Code Generation

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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;

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Chunk

Using AI Code Generation

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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}

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Chunk

Using AI Code Generation

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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}

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Chunk

Using AI Code Generation

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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}

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Chunk

Using AI Code Generation

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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}

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Chunk

Using AI Code Generation

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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}

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Chunk

Using AI Code Generation

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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}

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Chunk

Using AI Code Generation

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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;

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Chunk

Using AI Code Generation

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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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