diff --git a/build.gradle b/build.gradle
index db1c9d5..83d0cfa 100755
--- a/build.gradle
+++ b/build.gradle
@@ -2,7 +2,7 @@
 apply plugin: 'java-library'
 
 group 'com.reandroid.lib.arsc'
-version '1.0.1'
+version '1.0.2'
 
 java {
     sourceCompatibility JavaVersion.VERSION_1_8
diff --git a/src/main/java/com/reandroid/lib/arsc/array/EntryBlockArray.java b/src/main/java/com/reandroid/lib/arsc/array/EntryBlockArray.java
index 7da21f6..2d56f09 100755
--- a/src/main/java/com/reandroid/lib/arsc/array/EntryBlockArray.java
+++ b/src/main/java/com/reandroid/lib/arsc/array/EntryBlockArray.java
@@ -4,8 +4,6 @@ import com.reandroid.lib.arsc.item.IntegerArray;
 import com.reandroid.lib.arsc.item.IntegerItem;
 import com.reandroid.lib.arsc.value.EntryBlock;
 
-import java.util.Iterator;
-
 
 public class EntryBlockArray extends OffsetBlockArray<EntryBlock> {
     public EntryBlockArray(IntegerArray offsets, IntegerItem itemCount, IntegerItem itemStart){
@@ -22,7 +20,9 @@ public class EntryBlockArray extends OffsetBlockArray<EntryBlock> {
         if(entryBlock!=null){
             return entryBlock;
         }
-        ensureSize(entryId+1);
+        int count=entryId+1;
+        ensureSize(count);
+        refreshCount();
         return get(entryId);
     }
     public EntryBlock getEntry(short entryId){
diff --git a/src/main/java/com/reandroid/lib/arsc/array/OffsetBlockArray.java b/src/main/java/com/reandroid/lib/arsc/array/OffsetBlockArray.java
index 1492f9f..2ae3725 100755
--- a/src/main/java/com/reandroid/lib/arsc/array/OffsetBlockArray.java
+++ b/src/main/java/com/reandroid/lib/arsc/array/OffsetBlockArray.java
@@ -105,7 +105,7 @@ public abstract class OffsetBlockArray<T extends Block> extends BlockArray<T> im
         refreshCount();
         refreshStart();
     }
-    private void refreshCount(){
+    void refreshCount(){
         mItemCount.set(childesCount());
     }
     private void refreshStart(){
diff --git a/src/main/java/com/reandroid/lib/arsc/array/SpecTypePairArray.java b/src/main/java/com/reandroid/lib/arsc/array/SpecTypePairArray.java
index 24d10ad..77c5bca 100755
--- a/src/main/java/com/reandroid/lib/arsc/array/SpecTypePairArray.java
+++ b/src/main/java/com/reandroid/lib/arsc/array/SpecTypePairArray.java
@@ -5,9 +5,7 @@ import com.reandroid.lib.arsc.chunk.TypeBlock;
 import com.reandroid.lib.arsc.container.SpecTypePair;
 import com.reandroid.lib.arsc.value.EntryBlock;
 
-import java.util.ArrayList;
-import java.util.Iterator;
-import java.util.List;
+import java.util.*;
 
 public class SpecTypePairArray extends BlockArray<SpecTypePair> {
     public SpecTypePairArray(){
@@ -114,4 +112,32 @@ public class SpecTypePairArray extends BlockArray<SpecTypePair> {
     protected void onRefreshed() {
 
     }
+    @Override
+    protected void onPreRefreshRefresh(){
+        validateEntryCounts();
+    }
+    // For android API < 26, it is required to have equal entry count on all SpecTypePair
+    private void validateEntryCounts(){
+        Map<Byte, Integer> entryCountMap=mapHighestEntryCount();
+        for(Map.Entry<Byte, Integer> entry:entryCountMap.entrySet()){
+            byte id=entry.getKey();
+            int count=entry.getValue();
+            SpecTypePair pair=getPair(id);
+            pair.getSpecBlock().setEntryCount(count);
+            pair.getTypeBlockArray().setEntryCount(count);
+        }
+    }
+    private Map<Byte, Integer> mapHighestEntryCount(){
+        Map<Byte, Integer> results=new HashMap<>();
+        SpecTypePair[] childes=getChildes();
+        for (SpecTypePair pair:childes){
+            int count=pair.getHighestEntryCount();
+            byte id=pair.getTypeId();
+            Integer exist=results.get(id);
+            if(exist==null || count>exist){
+                results.put(id, count);
+            }
+        }
+        return results;
+    }
 }
diff --git a/src/main/java/com/reandroid/lib/arsc/array/StringArray.java b/src/main/java/com/reandroid/lib/arsc/array/StringArray.java
index 877d169..4c5dffe 100755
--- a/src/main/java/com/reandroid/lib/arsc/array/StringArray.java
+++ b/src/main/java/com/reandroid/lib/arsc/array/StringArray.java
@@ -9,6 +9,7 @@ import java.util.List;
 
 public abstract class StringArray<T extends StringItem> extends OffsetBlockArray<T>{
     private boolean mUtf8;
+
     public StringArray(IntegerArray offsets, IntegerItem itemCount, IntegerItem itemStart, boolean is_utf8) {
         super(offsets, itemCount, itemStart);
         this.mUtf8=is_utf8;
diff --git a/src/main/java/com/reandroid/lib/arsc/array/TypeBlockArray.java b/src/main/java/com/reandroid/lib/arsc/array/TypeBlockArray.java
index 6518d16..ce0dc31 100755
--- a/src/main/java/com/reandroid/lib/arsc/array/TypeBlockArray.java
+++ b/src/main/java/com/reandroid/lib/arsc/array/TypeBlockArray.java
@@ -7,6 +7,7 @@ import com.reandroid.lib.arsc.chunk.SpecBlock;
 import com.reandroid.lib.arsc.chunk.TypeBlock;
 import com.reandroid.lib.arsc.header.HeaderBlock;
 import com.reandroid.lib.arsc.io.BlockReader;
+import com.reandroid.lib.arsc.item.TypeString;
 import com.reandroid.lib.arsc.value.EntryBlock;
 import com.reandroid.lib.arsc.value.ResConfig;
 
@@ -207,4 +208,28 @@ public class TypeBlockArray extends BlockArray<TypeBlock> {
         typeBlock.readBytes(reader);
         return reader.getPosition()>pos;
     }
+    public int getHighestEntryCount(){
+        int result=0;
+        for(TypeBlock typeBlock:getChildes()){
+            int count=typeBlock.getEntryCount();
+            if(count>result){
+                result=count;
+            }
+        }
+        return result;
+    }
+    public void setEntryCount(int count){
+        for(TypeBlock typeBlock:getChildes()){
+            typeBlock.setEntryCount(count);
+        }
+    }
+    public TypeString getTypeString(){
+        for(TypeBlock typeBlock:getChildes()){
+            TypeString typeString=typeBlock.getTypeString();
+            if(typeString!=null){
+                return typeString;
+            }
+        }
+        return null;
+    }
 }
diff --git a/src/main/java/com/reandroid/lib/arsc/array/TypeStringArray.java b/src/main/java/com/reandroid/lib/arsc/array/TypeStringArray.java
index 8b58e11..8dba6b3 100755
--- a/src/main/java/com/reandroid/lib/arsc/array/TypeStringArray.java
+++ b/src/main/java/com/reandroid/lib/arsc/array/TypeStringArray.java
@@ -5,12 +5,17 @@ import com.reandroid.lib.arsc.item.IntegerItem;
 import com.reandroid.lib.arsc.item.TypeString;
 
 public class TypeStringArray extends StringArray<TypeString> {
+    private int lastCreateIndex;
     public TypeStringArray(IntegerArray offsets, IntegerItem itemCount, IntegerItem itemStart, boolean is_utf8) {
         super(offsets, itemCount, itemStart, is_utf8);
     }
     @Override
     public TypeString newInstance() {
-        return new TypeString(isUtf8());
+        TypeString typeString=new TypeString(isUtf8());
+        //create default name
+        this.lastCreateIndex++;
+        typeString.set("type-"+lastCreateIndex);
+        return typeString;
     }
     @Override
     public TypeString[] newInstance(int len) {
diff --git a/src/main/java/com/reandroid/lib/arsc/base/BlockArray.java b/src/main/java/com/reandroid/lib/arsc/base/BlockArray.java
index 1667c8f..f7dee78 100755
--- a/src/main/java/com/reandroid/lib/arsc/base/BlockArray.java
+++ b/src/main/java/com/reandroid/lib/arsc/base/BlockArray.java
@@ -157,7 +157,7 @@ public abstract class BlockArray<T extends Block> extends BlockContainer<T> impl
         int result=-1;
         for(int i=0;i<len;i++){
             if(block==items[i]){
-                result=-1;
+                result=i;
             }
         }
         return result;
diff --git a/src/main/java/com/reandroid/lib/arsc/base/BlockContainer.java b/src/main/java/com/reandroid/lib/arsc/base/BlockContainer.java
index 08df044..b31f542 100755
--- a/src/main/java/com/reandroid/lib/arsc/base/BlockContainer.java
+++ b/src/main/java/com/reandroid/lib/arsc/base/BlockContainer.java
@@ -20,12 +20,16 @@ public abstract class BlockContainer<T extends Block> extends Block{
             parent=parent.getParent();
         }
         return result;
+    }
+    protected void onPreRefreshRefresh(){
+
     }
     protected abstract void onRefreshed();
     public final void refresh(){
         if(isNull()){
             return;
         }
+        onPreRefreshRefresh();
         refreshChildes();
         onRefreshed();
     }
@@ -36,7 +40,7 @@ public abstract class BlockContainer<T extends Block> extends Block{
             for(int i=0;i<max;i++){
                 T item=childes[i];
                 if(item instanceof BlockContainer){
-                    BlockContainer container=(BlockContainer)item;
+                    BlockContainer<?> container=(BlockContainer<?>)item;
                     container.refresh();
                 }
             }
diff --git a/src/main/java/com/reandroid/lib/arsc/chunk/PackageBlock.java b/src/main/java/com/reandroid/lib/arsc/chunk/PackageBlock.java
index d39810f..5634b67 100755
--- a/src/main/java/com/reandroid/lib/arsc/chunk/PackageBlock.java
+++ b/src/main/java/com/reandroid/lib/arsc/chunk/PackageBlock.java
@@ -8,6 +8,7 @@ import com.reandroid.lib.arsc.group.EntryGroup;
 import com.reandroid.lib.arsc.item.IntegerItem;
 import com.reandroid.lib.arsc.item.PackageName;
 import com.reandroid.lib.arsc.item.ReferenceItem;
+import com.reandroid.lib.arsc.item.TypeString;
 import com.reandroid.lib.arsc.pool.SpecStringPool;
 import com.reandroid.lib.arsc.pool.TableStringPool;
 import com.reandroid.lib.arsc.pool.TypeStringPool;
diff --git a/src/main/java/com/reandroid/lib/arsc/chunk/TableBlock.java b/src/main/java/com/reandroid/lib/arsc/chunk/TableBlock.java
index dc4f7d1..b0fba2b 100755
--- a/src/main/java/com/reandroid/lib/arsc/chunk/TableBlock.java
+++ b/src/main/java/com/reandroid/lib/arsc/chunk/TableBlock.java
@@ -50,13 +50,6 @@ public class TableBlock extends BaseChunk  {
         refreshPackageCount();
     }
 
-    @Override
-    public int onWriteBytes(OutputStream stream) throws IOException{
-        int result=super.onWriteBytes(stream);
-        stream.flush();
-        stream.close();
-        return result;
-    }
     public void readBytes(File file) throws IOException{
         BlockReader reader=new BlockReader(file);
         super.readBytes(reader);
@@ -74,7 +67,9 @@ public class TableBlock extends BaseChunk  {
             dir.mkdirs();
         }
         OutputStream outputStream=new FileOutputStream(file);
-        return super.writeBytes(outputStream);
+        int length = super.writeBytes(outputStream);
+        outputStream.close();
+        return length;
     }
 
     @Override
diff --git a/src/main/java/com/reandroid/lib/arsc/chunk/xml/ResXmlBlock.java b/src/main/java/com/reandroid/lib/arsc/chunk/xml/ResXmlBlock.java
index 1e0ff56..e130d03 100755
--- a/src/main/java/com/reandroid/lib/arsc/chunk/xml/ResXmlBlock.java
+++ b/src/main/java/com/reandroid/lib/arsc/chunk/xml/ResXmlBlock.java
@@ -107,13 +107,6 @@ public class ResXmlBlock extends BaseChunk {
     @Override
     protected void onChunkRefreshed() {
 
-    }
-    @Override
-    public int onWriteBytes(OutputStream stream) throws IOException{
-        int result=super.onWriteBytes(stream);
-        stream.flush();
-        stream.close();
-        return result;
     }
     public void readBytes(File file) throws IOException{
         BlockReader reader=new BlockReader(file);
@@ -132,7 +125,9 @@ public class ResXmlBlock extends BaseChunk {
             dir.mkdirs();
         }
         OutputStream outputStream=new FileOutputStream(file);
-        return super.writeBytes(outputStream);
+        int length = super.writeBytes(outputStream);
+        outputStream.close();
+        return length;
     }
 
     public static boolean isResXmlBlock(File file){
diff --git a/src/main/java/com/reandroid/lib/arsc/container/SpecTypePair.java b/src/main/java/com/reandroid/lib/arsc/container/SpecTypePair.java
index f85b51c..81d732f 100755
--- a/src/main/java/com/reandroid/lib/arsc/container/SpecTypePair.java
+++ b/src/main/java/com/reandroid/lib/arsc/container/SpecTypePair.java
@@ -9,6 +9,7 @@ import com.reandroid.lib.arsc.chunk.SpecBlock;
 import com.reandroid.lib.arsc.chunk.TypeBlock;
 import com.reandroid.lib.arsc.header.HeaderBlock;
 import com.reandroid.lib.arsc.io.BlockReader;
+import com.reandroid.lib.arsc.item.TypeString;
 import com.reandroid.lib.arsc.value.EntryBlock;
 import com.reandroid.lib.arsc.value.ResConfig;
 
@@ -128,5 +129,15 @@ public class SpecTypePair extends BlockContainer<Block> {
     private void readUnexpectedNonSpecBlock(BlockReader reader, HeaderBlock headerBlock) throws IOException{
         throw new IOException("Unexpected block: "+headerBlock.toString()+", Should be: "+ChunkType.SPEC);
     }
-
+    public int getHighestEntryCount(){
+        int specEntryCount=getSpecBlock().getEntryCount();
+        int typeEntryCount=getTypeBlockArray().getHighestEntryCount();
+        if(specEntryCount>typeEntryCount){
+            return specEntryCount;
+        }
+        return typeEntryCount;
+    }
+    public TypeString getTypeString(){
+        return getTypeBlockArray().getTypeString();
+    }
 }
diff --git a/src/main/java/com/reandroid/lib/arsc/io/BlockReader.java b/src/main/java/com/reandroid/lib/arsc/io/BlockReader.java
index 11dbbf7..8585271 100755
--- a/src/main/java/com/reandroid/lib/arsc/io/BlockReader.java
+++ b/src/main/java/com/reandroid/lib/arsc/io/BlockReader.java
@@ -306,7 +306,9 @@ public class BlockReader extends InputStream {
 
     private static byte[] loadBuffer(File file) throws IOException {
         FileInputStream in=new FileInputStream(file);
-        return loadBuffer(in);
+        byte[] result = loadBuffer(in);
+        in.close();
+        return result;
     }
     private static byte[] loadBuffer(InputStream in) throws IOException {
         byte[] result=new byte[0];
diff --git a/src/main/java/com/reandroid/lib/arsc/pool/TypeStringPool.java b/src/main/java/com/reandroid/lib/arsc/pool/TypeStringPool.java
index db1cdf7..e6e84ca 100755
--- a/src/main/java/com/reandroid/lib/arsc/pool/TypeStringPool.java
+++ b/src/main/java/com/reandroid/lib/arsc/pool/TypeStringPool.java
@@ -2,6 +2,7 @@ package com.reandroid.lib.arsc.pool;
 
 import com.reandroid.lib.arsc.array.StringArray;
 import com.reandroid.lib.arsc.array.TypeStringArray;
+import com.reandroid.lib.arsc.group.StringGroup;
 import com.reandroid.lib.arsc.item.IntegerArray;
 import com.reandroid.lib.arsc.item.IntegerItem;
 import com.reandroid.lib.arsc.item.TypeString;
@@ -13,6 +14,12 @@ public class TypeStringPool extends BaseStringPool<TypeString> {
     public TypeString getById(int id){
         return super.get(id-1);
     }
+    public TypeString getOrCreate(int typeId, String typeName){
+        getStringsArray().ensureSize(typeId);
+        TypeString typeString=getById(typeId);
+        typeString.set(typeName);
+        return typeString;
+    }
     @Override
     StringArray<TypeString> newInstance(IntegerArray offsets, IntegerItem itemCount, IntegerItem itemStart, boolean is_utf8) {
         return new TypeStringArray(offsets, itemCount, itemStart, is_utf8);
diff --git a/src/main/java/com/reandroid/lib/arsc/value/BaseResValue.java b/src/main/java/com/reandroid/lib/arsc/value/BaseResValue.java
index 8d7b236..a4094bd 100755
--- a/src/main/java/com/reandroid/lib/arsc/value/BaseResValue.java
+++ b/src/main/java/com/reandroid/lib/arsc/value/BaseResValue.java
@@ -1,22 +1,14 @@
 package com.reandroid.lib.arsc.value;
 
 import com.reandroid.lib.arsc.base.Block;
-import com.reandroid.lib.arsc.chunk.PackageBlock;
-import com.reandroid.lib.arsc.chunk.TableBlock;
 import com.reandroid.lib.arsc.item.BlockItem;
-import com.reandroid.lib.arsc.item.IntegerItem;
 import com.reandroid.lib.arsc.item.ReferenceItem;
-import com.reandroid.lib.arsc.pool.SpecStringPool;
-import com.reandroid.lib.arsc.pool.TableStringPool;
-
-import java.util.List;
 
 public abstract class BaseResValue extends BlockItem  {
     BaseResValue(int bytesLength){
         super(bytesLength);
     }
 
-
     public EntryBlock getEntryBlock(){
         Block parent=getParent();
         while(parent!=null){
@@ -27,7 +19,6 @@ public abstract class BaseResValue extends BlockItem  {
         }
         return null;
     }
-
     boolean removeSpecReference(ReferenceItem ref){
         EntryBlock entryBlock=getEntryBlock();
         if(entryBlock==null){
@@ -56,15 +47,10 @@ public abstract class BaseResValue extends BlockItem  {
         }
         entryBlock.addTableReference(ref);
     }
-
-
-
     @Override
     public void onBytesChanged() {
 
     }
-
-
     int getInt(int offset){
         byte[] bts = getBytesInternal();
         return bts[offset] & 0xff |
@@ -83,7 +69,6 @@ public abstract class BaseResValue extends BlockItem  {
         bts[offset]= (byte) (val & 0xff);
         onBytesChanged();
     }
-
     void setShort(int offset, short val){
         if(val==getShort(offset)){
             return;
diff --git a/src/main/java/com/reandroid/lib/arsc/value/EntryBlock.java b/src/main/java/com/reandroid/lib/arsc/value/EntryBlock.java
index 5c52e15..3d066c9 100755
--- a/src/main/java/com/reandroid/lib/arsc/value/EntryBlock.java
+++ b/src/main/java/com/reandroid/lib/arsc/value/EntryBlock.java
@@ -17,7 +17,7 @@ import java.io.OutputStream;
 import java.util.ArrayList;
 import java.util.List;
 
-public class EntryBlock extends Block {
+public class EntryBlock extends Block{
     private ShortItem mHeaderSize;
     private ShortItem mFlags;
     private IntegerItem mSpecReference;
@@ -189,9 +189,13 @@ public class EntryBlock extends Block {
 
     public void setFlagComplex(boolean is_complex){
         if(is_complex){
-            setFlags(FLAG_COMPLEX);
+            if(!isFlagsComplex()){
+                setFlags(FLAG_COMPLEX);
+            }
         }else {
-            setFlags(FLAG_INT);
+            if(isFlagsComplex()){
+                setFlags(FLAG_INT);
+            }
         }
         refreshHeaderSize();
     }
@@ -437,7 +441,14 @@ public class EntryBlock extends Block {
         if(isNull()){
             return 0;
         }
-        return 8+mResValue.countBytes();
+        /*
+           mHeaderSize -> 2 bytes
+                mFlags -> 2 bytes
+        mSpecReference -> 4 bytes
+                          -------
+                  Total = 8 bytes, thus this value is always fixed no need to re-count
+        */
+        return 8 + mResValue.countBytes();
     }
     @Override
     public void onCountUpTo(BlockCounter counter) {
@@ -514,6 +525,7 @@ public class EntryBlock extends Block {
         updatePackage();
         updateSpecRef();
     }
+    @Override
     public String toString(){
         StringBuilder builder=new StringBuilder();
         builder.append(getClass().getSimpleName());
@@ -566,9 +578,10 @@ public class EntryBlock extends Block {
 
     private final static short FLAG_COMPLEX_MASK = 0x0001;
 
-    private final static short FLAG_COMPLEX = 0x0003;
-    private final static short FLAG_INT = 0x0002;
+    private final static short FLAG_COMPLEX = 0x0001;
+    private final static short FLAG_INT = 0x0000;
 
     private final static short HEADER_COMPLEX=0x0010;
     private final static short HEADER_INT=0x0008;
+
 }
diff --git a/src/main/java/com/reandroid/lib/arsc/value/ResValueInt.java b/src/main/java/com/reandroid/lib/arsc/value/ResValueInt.java
index ca8dc9e..66b92a8 100755
--- a/src/main/java/com/reandroid/lib/arsc/value/ResValueInt.java
+++ b/src/main/java/com/reandroid/lib/arsc/value/ResValueInt.java
@@ -2,8 +2,6 @@ package com.reandroid.lib.arsc.value;
 
 import com.reandroid.lib.arsc.decoder.ValueDecoder;
 import com.reandroid.lib.arsc.io.BlockReader;
-import com.reandroid.lib.arsc.item.ReferenceItem;
-
 
 import java.io.IOException;