From b5c92c777a405a36cde52c40c4d23b17a789aa2e Mon Sep 17 00:00:00 2001
From: REAndroid <droid.github@gmail.com>
Date: Mon, 23 Jan 2023 07:17:51 -0500
Subject: [PATCH] read header of chunk quickly

---
 .../reandroid/arsc/header/HeaderBlock.java    | 12 ----------
 .../com/reandroid/arsc/header/InfoHeader.java | 24 +++++++++++++++++++
 .../com/reandroid/arsc/io/BlockReader.java    |  8 +++----
 3 files changed, 28 insertions(+), 16 deletions(-)

diff --git a/src/main/java/com/reandroid/arsc/header/HeaderBlock.java b/src/main/java/com/reandroid/arsc/header/HeaderBlock.java
index 42a6cea..b088bd7 100755
--- a/src/main/java/com/reandroid/arsc/header/HeaderBlock.java
+++ b/src/main/java/com/reandroid/arsc/header/HeaderBlock.java
@@ -225,18 +225,6 @@ import java.util.List;
         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{
         void onChunkTypeLoaded(short type);
         void onHeaderSizeLoaded(int headerSize);
diff --git a/src/main/java/com/reandroid/arsc/header/InfoHeader.java b/src/main/java/com/reandroid/arsc/header/InfoHeader.java
index b6eb928..53fe7f8 100644
--- a/src/main/java/com/reandroid/arsc/header/InfoHeader.java
+++ b/src/main/java/com/reandroid/arsc/header/InfoHeader.java
@@ -15,8 +15,14 @@
   */
  package com.reandroid.arsc.header;
 
+ import com.reandroid.arsc.io.BlockReader;
  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 InfoHeader(short type) {
          super(type);
@@ -31,4 +37,22 @@
      public int countBytes() {
          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;
+     }
  }
diff --git a/src/main/java/com/reandroid/arsc/io/BlockReader.java b/src/main/java/com/reandroid/arsc/io/BlockReader.java
index 50cf088..bce41a6 100755
--- a/src/main/java/com/reandroid/arsc/io/BlockReader.java
+++ b/src/main/java/com/reandroid/arsc/io/BlockReader.java
@@ -293,10 +293,10 @@ import java.io.*;
         }
         return buff;
     }
-    public static HeaderBlock readHeaderBlock(File file) throws IOException{
-        return HeaderBlock.readHeaderBlock(file);
+    public static InfoHeader readHeaderBlock(File file) throws IOException{
+        return InfoHeader.readHeaderBlock(file);
     }
-    public static HeaderBlock readHeaderBlock(InputStream inputStream) throws IOException{
-        return HeaderBlock.readHeaderBlock(inputStream);
+    public static InfoHeader readHeaderBlock(InputStream inputStream) throws IOException{
+        return InfoHeader.readHeaderBlock(inputStream);
     }
 }