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read header of chunk quickly

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This commit is contained in:
REAndroid 2023-01-23 07:17:51 -05:00
parent 71cf694c33
commit b5c92c777a
3 changed files with 28 additions and 16 deletions
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12
src/main/java/com/reandroid/arsc/header/HeaderBlock.java
View File

@ -225,18 +225,6 @@ import java.util.List;
return builder.toString(); return builder.toString();
} }
public static HeaderBlock readHeaderBlock(File file) throws IOException{
InputStream inputStream = new FileInputStream(file);
HeaderBlock headerBlock = readHeaderBlock(inputStream);
inputStream.close();
return headerBlock;
}
public static HeaderBlock readHeaderBlock(InputStream inputStream) throws IOException {
HeaderBlock headerBlock=new HeaderBlock(ChunkType.NULL.ID);
headerBlock.readBytes(inputStream);
return headerBlock;
}
public interface HeaderLoaded{ public interface HeaderLoaded{
void onChunkTypeLoaded(short type); void onChunkTypeLoaded(short type);
void onHeaderSizeLoaded(int headerSize); void onHeaderSizeLoaded(int headerSize);

24
src/main/java/com/reandroid/arsc/header/InfoHeader.java
View File

@ -15,8 +15,14 @@
*/ */
package com.reandroid.arsc.header; package com.reandroid.arsc.header;
import com.reandroid.arsc.io.BlockReader;
import com.reandroid.arsc.item.ByteArray; import com.reandroid.arsc.item.ByteArray;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
public class InfoHeader extends HeaderBlock{ public class InfoHeader extends HeaderBlock{
public InfoHeader(short type) { public InfoHeader(short type) {
super(type); super(type);
@ -31,4 +37,22 @@
public int countBytes() { public int countBytes() {
return 8; return 8;
} }
public static InfoHeader readHeaderBlock(File file) throws IOException {
InputStream inputStream = new FileInputStream(file);
InfoHeader infoHeader = readHeaderBlock(inputStream);
inputStream.close();
return infoHeader;
}
public static InfoHeader readHeaderBlock(InputStream inputStream) throws IOException {
InfoHeader infoHeader=new InfoHeader();
infoHeader.readBytes(inputStream);
return infoHeader;
}
public static InfoHeader readHeaderBlock(BlockReader blockReader) throws IOException {
InfoHeader infoHeader=new InfoHeader();
infoHeader.readBytes(blockReader);
return infoHeader;
}
} }

8
src/main/java/com/reandroid/arsc/io/BlockReader.java
View File

@ -293,10 +293,10 @@ import java.io.*;
} }
return buff; return buff;
} }
public static HeaderBlock readHeaderBlock(File file) throws IOException{ public static InfoHeader readHeaderBlock(File file) throws IOException{
return HeaderBlock.readHeaderBlock(file); return InfoHeader.readHeaderBlock(file);
} }
public static HeaderBlock readHeaderBlock(InputStream inputStream) throws IOException{ public static InfoHeader readHeaderBlock(InputStream inputStream) throws IOException{
return HeaderBlock.readHeaderBlock(inputStream); return InfoHeader.readHeaderBlock(inputStream);
} }
} }