diff --git a/jar/PDFLibrary.jar b/jar/PDFLibrary.jar
index 8e56dcb70759aaba37895023aad256ed750336cc..7aeab358e933e4149dca62b3f926d91a93b1a0d0 100644
Binary files a/jar/PDFLibrary.jar and b/jar/PDFLibrary.jar differ
diff --git a/src/main/java/fybug/nulll/pdfunctionlibrary/Util/DataContainer.java b/src/main/java/fybug/nulll/pdfunctionlibrary/Util/DataContainer.java
index 8482b5b6550b0df24d03af7b2c0896dea0ff57d0..c4b8c56bbf2ee67f949b768b59d43a9f1a605729 100644
--- a/src/main/java/fybug/nulll/pdfunctionlibrary/Util/DataContainer.java
+++ b/src/main/java/fybug/nulll/pdfunctionlibrary/Util/DataContainer.java
@@ -46,15 +46,20 @@ import static fybug.nulll.pdfunctionlibrary.Processing.CheckUtil.checkArrayTable
 public abstract
 class DataContainer<V> extends ConsistentField implements Cloneable, CanEmpty {
     // V
-    @Nullable protected Object[] value = new Object[1];
+    @Nullable protected Object[] value;
 
     /** <p>构造一个空的数据容器.</p> */
     protected
-    DataContainer() {}
+    DataContainer() {
+        value = new Object[1];
+    }
 
     /** <p>构造一个数据容器并初始化.</p> */
     protected
-    DataContainer(@Nullable final V t) { setValue(t); }
+    DataContainer(@Nullable final V t) {
+        this();
+        setValue(t);
+    }
 
     @Override
     protected
@@ -206,7 +211,7 @@ class DataContainer<V> extends ConsistentField implements Cloneable, CanEmpty {
     public static abstract
     class Synchronized<V> extends DataContainer<V> {
         protected
-        Synchronized() {}
+        Synchronized() { super(); }
 
         protected
         Synchronized(@NotNull final V t)
@@ -219,7 +224,7 @@ class DataContainer<V> extends ConsistentField implements Cloneable, CanEmpty {
         @NotNull
         protected
         DataContainer<V> setValue(@Nullable final V value) {
-            Cleanable.checkClose(Cleanable.errmessage, this.value);
+            Cleanable.checkClose(Cleanable.errmessage, (Object) this.value);
             @Nullable final Object[] v;
 
             synchronized ( this ){
@@ -261,7 +266,7 @@ class DataContainer<V> extends ConsistentField implements Cloneable, CanEmpty {
     public static abstract
     class DataCONTAINER<V> extends DataContainer<V> {
         protected
-        DataCONTAINER() {}
+        DataCONTAINER() {super();}
 
         protected
         DataCONTAINER(V t)
@@ -274,7 +279,7 @@ class DataContainer<V> extends ConsistentField implements Cloneable, CanEmpty {
         @NotNull
         protected
         DataContainer<V> setValue(@Nullable final V value) {
-            Cleanable.checkClose(Cleanable.errmessage, this.value);
+            Cleanable.checkClose(Cleanable.errmessage, (Object) this.value);
             @Nullable final Object[] v;
             v = this.value;
             if (CheckObject.checkNull(v).length < 1)
diff --git a/src/main/java/fybug/nulll/pdfunctionlibrary/lang/CloseAll.java b/src/main/java/fybug/nulll/pdfunctionlibrary/lang/CloseAll.java
index 2acc54f8e6577bf80c569acfee18846ac8ad3956..e4bf3b4ba716d4c1dc869ddcb59dc2973899474d 100644
--- a/src/main/java/fybug/nulll/pdfunctionlibrary/lang/CloseAll.java
+++ b/src/main/java/fybug/nulll/pdfunctionlibrary/lang/CloseAll.java
@@ -29,11 +29,11 @@ import fybug.nulll.pdfunctionlibrary.Util.Processing.Arrarys;
 public abstract
 class CloseAll extends ConsistentField implements AutoCloseable, MaybeSynchronized {
     /** <p>保存要关闭的对象.</p> */
-    @NotNull protected LinkedList<AutoCloseable> linkedList = new LinkedList<>();
+    @NotNull protected LinkedList<AutoCloseable> linkedList;
 
     /** <p>构造一个空的关闭容器.</p> */
     protected
-    CloseAll() {}
+    CloseAll() {linkedList = new LinkedList<>();}
 
     /**
      * <p>构造关闭容器并添加要关闭的对象.</p>
@@ -41,7 +41,10 @@ class CloseAll extends ConsistentField implements AutoCloseable, MaybeSynchroniz
      * @param close 要关闭的对象
      */
     protected
-    CloseAll(@Nullable final AutoCloseable... close) {append(close);}
+    CloseAll(@Nullable final AutoCloseable... close) {
+        this();
+        append(close);
+    }
 
     @NoSynchronized
     @Override