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Add nullability annotations to blockmeta

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This commit is contained in:
nossr50
2021-01-02 13:36:59 -08:00
parent a39c7420b9
commit d08c9391b0
7 changed files with 60 additions and 49 deletions
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10
src/main/java/com/gmail/nossr50/util/blockmeta/BitSetChunkStore.java
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@@ -2,6 +2,8 @@ package com.gmail.nossr50.util.blockmeta;
import org.bukkit.Bukkit;
import org.bukkit.World;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.io.*;
import java.util.BitSet;
@@ -19,7 +21,7 @@ public class BitSetChunkStore implements ChunkStore, Serializable {
private int worldHeight;
private UUID worldUid;
public BitSetChunkStore(World world, int cx, int cz) {
public BitSetChunkStore(@NotNull World world, int cx, int cz) {
this.cx = cx;
this.cz = cz;
this.worldUid = world.getUID();
@@ -50,7 +52,7 @@ public class BitSetChunkStore implements ChunkStore, Serializable {
}
@Override
public UUID getWorldId() {
public @NotNull UUID getWorldId() {
return worldUid;
}
@@ -153,7 +155,7 @@ public class BitSetChunkStore implements ChunkStore, Serializable {
dirty = false;
}
private static BitSetChunkStore deserialize(DataInputStream in) throws IOException {
private static BitSetChunkStore deserialize(@NotNull DataInputStream in) throws IOException {
int magic = in.readInt();
// Can be used to determine the format of the file
int fileVersionNumber = in.readInt();
@@ -182,7 +184,7 @@ public class BitSetChunkStore implements ChunkStore, Serializable {
public static final short STREAM_MAGIC = (short)0xACDC;
public static ChunkStore readChunkStore(DataInputStream inputStream) throws IOException {
public static @NotNull ChunkStore readChunkStore(DataInputStream inputStream) throws IOException {
if (inputStream.markSupported())
inputStream.mark(2);
short magicNumber = inputStream.readShort();

23
src/main/java/com/gmail/nossr50/util/blockmeta/ChunkManager.java
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@@ -3,6 +3,7 @@ package com.gmail.nossr50.util.blockmeta;
import org.bukkit.World;
import org.bukkit.block.Block;
import org.bukkit.block.BlockState;
import org.jetbrains.annotations.Nullable;
public interface ChunkManager {
void closeAll();
@@ -14,7 +15,7 @@ public interface ChunkManager {
* @param cz Chunk Z coordinate that is to be saved
* @param world World that the Chunk is in
*/
void saveChunk(int cx, int cz, World world);
void saveChunk(int cx, int cz, @Nullable World world);
/**
* Informs the ChunkletManager a chunk is unloaded
@@ -23,7 +24,7 @@ public interface ChunkManager {
* @param cz Chunk Z coordinate that is unloaded
* @param world World that the chunk was unloaded in
*/
void chunkUnloaded(int cx, int cz, World world);
void chunkUnloaded(int cx, int cz, @Nullable World world);
/**
* Save all ChunkletStores related to the given world
@@ -53,7 +54,7 @@ public interface ChunkManager {
* @param world World to check in
* @return true if the given location is set to true, false if otherwise
*/
boolean isTrue(int x, int y, int z, World world);
boolean isTrue(int x, int y, int z, @Nullable World world);
/**
* Check to see if a given block location is set to true
@@ -61,7 +62,7 @@ public interface ChunkManager {
* @param block Block location to check
* @return true if the given block location is set to true, false if otherwise
*/
boolean isTrue(Block block);
boolean isTrue(@Nullable Block block);
/**
* Check to see if a given BlockState location is set to true
@@ -69,7 +70,7 @@ public interface ChunkManager {
* @param blockState BlockState to check
* @return true if the given BlockState location is set to true, false if otherwise
*/
boolean isTrue(BlockState blockState);
boolean isTrue(@Nullable BlockState blockState);
/**
* Set a given location to true, should create stores as necessary if the location does not exist
@@ -79,21 +80,21 @@ public interface ChunkManager {
* @param z Z coordinate to set
* @param world World to set in
*/
void setTrue(int x, int y, int z, World world);
void setTrue(int x, int y, int z, @Nullable World world);
/**
* Set a given block location to true, should create stores as necessary if the location does not exist
*
* @param block Block location to set
*/
void setTrue(Block block);
void setTrue(@Nullable Block block);
/**
* Set a given BlockState location to true, should create stores as necessary if the location does not exist
*
* @param blockState BlockState location to set
*/
void setTrue(BlockState blockState);
void setTrue(@Nullable BlockState blockState);
/**
* Set a given location to false, should not create stores if one does not exist for the given location
@@ -103,21 +104,21 @@ public interface ChunkManager {
* @param z Z coordinate to set
* @param world World to set in
*/
void setFalse(int x, int y, int z, World world);
void setFalse(int x, int y, int z, @Nullable World world);
/**
* Set a given block location to false, should not create stores if one does not exist for the given location
*
* @param block Block location to set
*/
void setFalse(Block block);
void setFalse(@Nullable Block block);
/**
* Set a given BlockState location to false, should not create stores if one does not exist for the given location
*
* @param blockState BlockState location to set
*/
void setFalse(BlockState blockState);
void setFalse(@Nullable BlockState blockState);
/**
* Delete any ChunkletStores that are empty

3
src/main/java/com/gmail/nossr50/util/blockmeta/ChunkManagerFactory.java
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@@ -1,9 +1,10 @@
package com.gmail.nossr50.util.blockmeta;
import com.gmail.nossr50.config.HiddenConfig;
import org.jetbrains.annotations.NotNull;
public class ChunkManagerFactory {
public static ChunkManager getChunkManager() {
public static @NotNull ChunkManager getChunkManager() {
HiddenConfig hConfig = HiddenConfig.getInstance();
if (hConfig.getChunkletsEnabled()) {

3
src/main/java/com/gmail/nossr50/util/blockmeta/ChunkStore.java
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@@ -1,6 +1,7 @@
package com.gmail.nossr50.util.blockmeta;
import org.bukkit.World;
import org.jetbrains.annotations.NotNull;
import java.util.UUID;
@@ -36,7 +37,7 @@ public interface ChunkStore {
*/
int getChunkZ();
UUID getWorldId();
@NotNull UUID getWorldId();
/**
* Checks the value at the given coordinates

56
src/main/java/com/gmail/nossr50/util/blockmeta/HashChunkManager.java
View File

@@ -5,14 +5,16 @@ import org.bukkit.Bukkit;
import org.bukkit.World;
import org.bukkit.block.Block;
import org.bukkit.block.BlockState;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.io.*;
import java.util.*;
public class HashChunkManager implements ChunkManager {
private final HashMap<CoordinateKey, McMMOSimpleRegionFile> regionMap = new HashMap<>(); // Tracks active regions
private final HashMap<CoordinateKey, HashSet<CoordinateKey>> chunkUsageMap = new HashMap<>(); // Tracks active chunks by region
private final HashMap<CoordinateKey, ChunkStore> chunkMap = new HashMap<>(); // Tracks active chunks
private final @NotNull HashMap<CoordinateKey, McMMOSimpleRegionFile> regionMap = new HashMap<>(); // Tracks active regions
private final @NotNull HashMap<CoordinateKey, HashSet<CoordinateKey>> chunkUsageMap = new HashMap<>(); // Tracks active chunks by region
private final @NotNull HashMap<CoordinateKey, ChunkStore> chunkMap = new HashMap<>(); // Tracks active chunks
@Override
public synchronized void closeAll() {
@@ -32,7 +34,7 @@ public class HashChunkManager implements ChunkManager {
regionMap.clear();
}
private synchronized ChunkStore readChunkStore(World world, int cx, int cz) throws IOException {
private synchronized @Nullable ChunkStore readChunkStore(@NotNull World world, int cx, int cz) throws IOException {
McMMOSimpleRegionFile rf = getSimpleRegionFile(world, cx, cz, false);
if (rf == null)
return null; // If there is no region file, there can't be a chunk
@@ -43,7 +45,7 @@ public class HashChunkManager implements ChunkManager {
}
}
private synchronized void writeChunkStore(World world, ChunkStore data) {
private synchronized void writeChunkStore(@NotNull World world, @NotNull ChunkStore data) {
if (!data.isDirty())
return; // Don't save unchanged data
try {
@@ -58,7 +60,7 @@ public class HashChunkManager implements ChunkManager {
}
}
private synchronized McMMOSimpleRegionFile getSimpleRegionFile(World world, int cx, int cz, boolean createIfAbsent) {
private synchronized @Nullable McMMOSimpleRegionFile getSimpleRegionFile(World world, int cx, int cz, boolean createIfAbsent) {
CoordinateKey regionKey = toRegionKey(world.getUID(), cx, cz);
return regionMap.computeIfAbsent(regionKey, k -> {
@@ -73,7 +75,7 @@ public class HashChunkManager implements ChunkManager {
});
}
private ChunkStore loadChunk(int cx, int cz, World world) {
private @Nullable ChunkStore loadChunk(int cx, int cz, World world) {
try {
return readChunkStore(world, cx, cz);
}
@@ -82,7 +84,7 @@ public class HashChunkManager implements ChunkManager {
return null;
}
private void unloadChunk(int cx, int cz, World world) {
private void unloadChunk(int cx, int cz, @NotNull World world) {
CoordinateKey chunkKey = toChunkKey(world.getUID(), cx, cz);
ChunkStore chunkStore = chunkMap.remove(chunkKey); // Remove from chunk map
if (chunkStore == null)
@@ -102,7 +104,7 @@ public class HashChunkManager implements ChunkManager {
}
@Override
public synchronized void saveChunk(int cx, int cz, World world) {
public synchronized void saveChunk(int cx, int cz, @Nullable World world) {
if (world == null)
return;
@@ -120,7 +122,7 @@ public class HashChunkManager implements ChunkManager {
}
@Override
public synchronized void chunkUnloaded(int cx, int cz, World world) {
public synchronized void chunkUnloaded(int cx, int cz, @Nullable World world) {
if (world == null)
return;
@@ -128,7 +130,7 @@ public class HashChunkManager implements ChunkManager {
}
@Override
public synchronized void saveWorld(World world) {
public synchronized void saveWorld(@Nullable World world) {
if (world == null)
return;
@@ -148,7 +150,7 @@ public class HashChunkManager implements ChunkManager {
}
@Override
public synchronized void unloadWorld(World world) {
public synchronized void unloadWorld(@Nullable World world) {
if (world == null)
return;
@@ -185,7 +187,7 @@ public class HashChunkManager implements ChunkManager {
}
@Override
public synchronized boolean isTrue(int x, int y, int z, World world) {
public synchronized boolean isTrue(int x, int y, int z, @Nullable World world) {
if (world == null)
return false;
@@ -214,7 +216,7 @@ public class HashChunkManager implements ChunkManager {
}
@Override
public synchronized boolean isTrue(Block block) {
public synchronized boolean isTrue(@Nullable Block block) {
if (block == null)
return false;
@@ -222,7 +224,7 @@ public class HashChunkManager implements ChunkManager {
}
@Override
public synchronized boolean isTrue(BlockState blockState) {
public synchronized boolean isTrue(@Nullable BlockState blockState) {
if (blockState == null)
return false;
@@ -230,12 +232,12 @@ public class HashChunkManager implements ChunkManager {
}
@Override
public synchronized void setTrue(int x, int y, int z, World world) {
public synchronized void setTrue(int x, int y, int z, @Nullable World world) {
set(x, y, z, world, true);
}
@Override
public synchronized void setTrue(Block block) {
public synchronized void setTrue(@Nullable Block block) {
if (block == null)
return;
@@ -243,7 +245,7 @@ public class HashChunkManager implements ChunkManager {
}
@Override
public synchronized void setTrue(BlockState blockState) {
public synchronized void setTrue(@Nullable BlockState blockState) {
if (blockState == null)
return;
@@ -251,12 +253,12 @@ public class HashChunkManager implements ChunkManager {
}
@Override
public synchronized void setFalse(int x, int y, int z, World world) {
public synchronized void setFalse(int x, int y, int z, @Nullable World world) {
set(x, y, z, world, false);
}
@Override
public synchronized void setFalse(Block block) {
public synchronized void setFalse(@Nullable Block block) {
if (block == null)
return;
@@ -264,14 +266,14 @@ public class HashChunkManager implements ChunkManager {
}
@Override
public synchronized void setFalse(BlockState blockState) {
public synchronized void setFalse(@Nullable BlockState blockState) {
if (blockState == null)
return;
setFalse(blockState.getX(), blockState.getY(), blockState.getZ(), blockState.getWorld());
}
public synchronized void set(int x, int y, int z, World world, boolean value){
public synchronized void set(int x, int y, int z, @Nullable World world, boolean value){
if (world == null)
return;
@@ -307,15 +309,15 @@ public class HashChunkManager implements ChunkManager {
cStore.set(ix, y, iz, value);
}
private CoordinateKey blockCoordinateToChunkKey(UUID worldUid, int x, int y, int z) {
private CoordinateKey blockCoordinateToChunkKey(@NotNull UUID worldUid, int x, int y, int z) {
return toChunkKey(worldUid, x >> 4, z >> 4);
}
private CoordinateKey toChunkKey(UUID worldUid, int cx, int cz){
private CoordinateKey toChunkKey(@NotNull UUID worldUid, int cx, int cz){
return new CoordinateKey(worldUid, cx, cz);
}
private CoordinateKey toRegionKey(UUID worldUid, int cx, int cz) {
private CoordinateKey toRegionKey(@NotNull UUID worldUid, int cx, int cz) {
// Compute region index (32x32 chunk regions)
int rx = cx >> 5;
int rz = cz >> 5;
@@ -323,11 +325,11 @@ public class HashChunkManager implements ChunkManager {
}
private static final class CoordinateKey {
public final UUID worldID;
public final @NotNull UUID worldID;
public final int x;
public final int z;
private CoordinateKey(UUID worldID, int x, int z) {
private CoordinateKey(@NotNull UUID worldID, int x, int z) {
this.worldID = worldID;
this.x = x;
this.z = z;

11
src/main/java/com/gmail/nossr50/util/blockmeta/McMMOSimpleRegionFile.java
View File

@@ -19,6 +19,9 @@
*/
package com.gmail.nossr50.util.blockmeta;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.io.*;
import java.util.BitSet;
import java.util.zip.DeflaterOutputStream;
@@ -54,7 +57,7 @@ public class McMMOSimpleRegionFile {
private final int segmentMask;
// File location
private final File parent;
private final @NotNull File parent;
// File access
private final RandomAccessFile file;
@@ -62,7 +65,7 @@ public class McMMOSimpleRegionFile {
private final int rx;
private final int rz;
public McMMOSimpleRegionFile(File f, int rx, int rz) {
public McMMOSimpleRegionFile(@NotNull File f, int rx, int rz) {
this.rx = rx;
this.rz = rz;
this.parent = f;
@@ -104,7 +107,7 @@ public class McMMOSimpleRegionFile {
}
}
public synchronized DataOutputStream getOutputStream(int x, int z) {
public synchronized @NotNull DataOutputStream getOutputStream(int x, int z) {
int index = getChunkIndex(x, z); // Get chunk index
return new DataOutputStream(new DeflaterOutputStream(new McMMOSimpleChunkBuffer(this, index)));
}
@@ -144,7 +147,7 @@ public class McMMOSimpleRegionFile {
file.writeInt(chunkNumBytes[index]);
}
public synchronized DataInputStream getInputStream(int x, int z) throws IOException {
public synchronized @Nullable DataInputStream getInputStream(int x, int z) throws IOException {
int index = getChunkIndex(x, z); // Get chunk index
int byteLength = chunkNumBytes[index]; // Get byte length of data