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Added support of virtual file (in this case textile_status.data).

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Szum123321 2022-11-27 23:11:41 +01:00
parent d871fc14cb
commit 300fe18b10
6 changed files with 54 additions and 19 deletions
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8
src/main/java/net/szum123321/textile_backup/core/create/FileInputStreamSupplier.java
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@ -28,6 +28,7 @@ import java.io.InputStream;
import java.nio.file.Files; import java.nio.file.Files;
import java.nio.file.Path; import java.nio.file.Path;
import java.util.Optional;
public record FileInputStreamSupplier(Path path, String name, FileTreeHashBuilder hashTreeBuilder, BrokenFileHandler brokenFileHandler) implements InputSupplier { public record FileInputStreamSupplier(Path path, String name, FileTreeHashBuilder hashTreeBuilder, BrokenFileHandler brokenFileHandler) implements InputSupplier {
private final static TextileLogger log = new TextileLogger(TextileBackup.MOD_NAME); private final static TextileLogger log = new TextileLogger(TextileBackup.MOD_NAME);
@ -43,8 +44,11 @@ public record FileInputStreamSupplier(Path path, String name, FileTreeHashBuilde
} }
@Override @Override
public Path getPath() { public Optional<Path> getPath() { return Optional.of(path); }
return path;
@Override
public long size() throws IOException {
return Files.size(path);
} }
@Override @Override

8
src/main/java/net/szum123321/textile_backup/core/create/InputSupplier.java
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@ -23,8 +23,14 @@ import org.apache.commons.compress.parallel.InputStreamSupplier;
import java.io.IOException; import java.io.IOException;
import java.io.InputStream; import java.io.InputStream;
import java.nio.file.Path; import java.nio.file.Path;
import java.util.Optional;
public interface InputSupplier extends InputStreamSupplier { public interface InputSupplier extends InputStreamSupplier {
InputStream getInputStream() throws IOException; InputStream getInputStream() throws IOException;
Path getPath(); //If an entry is virtual (a.k.a there is no actual file to open, only input stream)
Optional<Path> getPath();
String getName(); String getName();
long size() throws IOException;
} }

5
src/main/java/net/szum123321/textile_backup/core/create/compressors/AbstractCompressor.java
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@ -33,6 +33,7 @@ import java.nio.file.Files;
import java.nio.file.Path; import java.nio.file.Path;
import java.time.Duration; import java.time.Duration;
import java.time.Instant; import java.time.Instant;
import java.util.Optional;
import java.util.concurrent.ExecutionException; import java.util.concurrent.ExecutionException;
import java.util.stream.Stream; import java.util.stream.Stream;
@ -128,10 +129,12 @@ public abstract class AbstractCompressor {
private record StatusFileInputSupplier(byte[] data) implements InputSupplier { private record StatusFileInputSupplier(byte[] data) implements InputSupplier {
public InputStream getInputStream() { return new ByteArrayInputStream(data); } public InputStream getInputStream() { return new ByteArrayInputStream(data); }
public Path getPath() { return Path.of(CompressionStatus.DATA_FILENAME); } public Optional<Path> getPath() { return Optional.empty(); }
public String getName() { return CompressionStatus.DATA_FILENAME; } public String getName() { return CompressionStatus.DATA_FILENAME; }
public long size() { return data.length; }
public InputStream get() { return getInputStream(); } public InputStream get() { return getInputStream(); }
} }
} }

20
src/main/java/net/szum123321/textile_backup/core/create/compressors/ParallelZipCompressor.java
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@ -27,6 +27,7 @@ import org.apache.commons.compress.archivers.zip.*;
import java.io.*; import java.io.*;
import java.nio.file.Files; import java.nio.file.Files;
import java.nio.file.Path;
import java.util.Objects; import java.util.Objects;
import java.util.concurrent.*; import java.util.concurrent.*;
import java.util.zip.ZipEntry; import java.util.zip.ZipEntry;
@ -67,14 +68,21 @@ public class ParallelZipCompressor extends ZipCompressor {
@Override @Override
protected void addEntry(InputSupplier input, OutputStream arc) throws IOException { protected void addEntry(InputSupplier input, OutputStream arc) throws IOException {
ZipArchiveEntry entry = (ZipArchiveEntry)((ZipArchiveOutputStream)arc).createArchiveEntry(input.getPath(), input.getName()); ZipArchiveEntry entry;
if(input.getPath().isEmpty()) {
if(ZipCompressor.isDotDat(input.getPath().getFileName().toString())) { entry = new ZipArchiveEntry(input.getName());
entry.setMethod(ZipEntry.STORED); entry.setMethod(ZipEntry.STORED);
entry.setSize(Files.size(input.getPath())); entry.setSize(input.size());
entry.setCompressedSize(Files.size(input.getPath())); } else {
entry.setCrc(getCRC(input.getPath())); Path file = input.getPath().get();
entry = (ZipArchiveEntry) ((ZipArchiveOutputStream) arc).createArchiveEntry(file, input.getName());
if (ZipCompressor.isDotDat(file.toString())) {
entry.setMethod(ZipEntry.STORED);
entry.setSize(Files.size(file));
entry.setCompressedSize(Files.size(file));
entry.setCrc(getCRC(file));
} else entry.setMethod(ZipEntry.DEFLATED); } else entry.setMethod(ZipEntry.DEFLATED);
}
entry.setTime(System.currentTimeMillis()); entry.setTime(System.currentTimeMillis());

18
src/main/java/net/szum123321/textile_backup/core/create/compressors/ZipCompressor.java
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@ -57,13 +57,21 @@ public class ZipCompressor extends AbstractCompressor {
@Override @Override
protected void addEntry(InputSupplier input, OutputStream arc) throws IOException { protected void addEntry(InputSupplier input, OutputStream arc) throws IOException {
try (InputStream fileInputStream = input.getInputStream()) { try (InputStream fileInputStream = input.getInputStream()) {
ZipArchiveEntry entry = (ZipArchiveEntry)((ZipArchiveOutputStream)arc).createArchiveEntry(input.getPath(), input.getName()); ZipArchiveEntry entry;
if(isDotDat(input.getPath().getFileName().toString())) { if(input.getPath().isEmpty()) {
entry = new ZipArchiveEntry(input.getName());
entry.setMethod(ZipEntry.STORED); entry.setMethod(ZipEntry.STORED);
entry.setSize(Files.size(input.getPath())); entry.setSize(input.size());
entry.setCompressedSize(Files.size(input.getPath())); } else {
entry.setCrc(getCRC(input.getPath())); Path file = input.getPath().get();
entry = (ZipArchiveEntry) ((ZipArchiveOutputStream) arc).createArchiveEntry(file, input.getName());
if (isDotDat(file.toString())) {
entry.setMethod(ZipEntry.STORED);
entry.setSize(Files.size(file));
entry.setCompressedSize(Files.size(file));
entry.setCrc(getCRC(file));
} else entry.setMethod(ZipEntry.DEFLATED);
} }
((ZipArchiveOutputStream)arc).putArchiveEntry(entry); ((ZipArchiveOutputStream)arc).putArchiveEntry(entry);

12
src/main/java/net/szum123321/textile_backup/core/create/compressors/tar/AbstractTarArchiver.java
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@ -42,9 +42,15 @@ public class AbstractTarArchiver extends AbstractCompressor {
} }
@Override @Override
protected void addEntry(InputSupplier in, OutputStream arc) throws IOException { protected void addEntry(InputSupplier input, OutputStream arc) throws IOException {
try (InputStream fileInputStream = in.getInputStream()) { try (InputStream fileInputStream = input.getInputStream()) {
TarArchiveEntry entry = (TarArchiveEntry)((TarArchiveOutputStream) arc).createArchiveEntry(in.getPath(), in.getName()); TarArchiveEntry entry;
if(input.getPath().isEmpty()) {//Virtual entry
entry = new TarArchiveEntry(input.getName());
entry.setSize(input.size());
} else
entry = (TarArchiveEntry)((TarArchiveOutputStream) arc).createArchiveEntry(input.getPath().get(), input.getName());
((TarArchiveOutputStream)arc).putArchiveEntry(entry); ((TarArchiveOutputStream)arc).putArchiveEntry(entry);
IOUtils.copy(fileInputStream, arc); IOUtils.copy(fileInputStream, arc);