FilterNode增加readonly属性

src/org/redkale/source/FilterNode.java

@@ -25,6 +25,8 @@ import org.redkale.util.*;
  */
 public class FilterNode {  //FilterNode 不能实现Serializable接口， 否则DataSource很多重载接口会出现冲突
 
+    protected boolean readOnly;
+
     protected String column;
 
     protected FilterExpress express;
@@ -80,6 +82,16 @@ public class FilterNode {  //FilterNode 不能实现Serializable接口， 否则
         this.value = val;
     }
 
+    public FilterNode asReadOnly() {
+        this.readOnly = true;
+        return this;
+    }
+
+    public FilterNode readOnly(boolean readOnly) {
+        this.readOnly = readOnly;
+        return this;
+    }
+
     public long findLongValue(final String col, long defValue) {
         Serializable val = findValue(col);
         return val == null ? defValue : ((Number) val).longValue();
@@ -138,6 +150,7 @@ public class FilterNode {  //FilterNode 不能实现Serializable接口， 否则
     }
 
     protected FilterNode any(FilterNode node, boolean signor) {
+        if (this.readOnly) throw new RuntimeException("FilterNode(" + this + ") is ReadOnly");
         Objects.requireNonNull(node);
         if (this.column == null) {
             this.column = node.column;
@@ -1861,6 +1874,14 @@ public class FilterNode {  //FilterNode 不能实现Serializable接口， 否则
         this.value = value;
     }
 
+    public boolean isReadOnly() {
+        return readOnly;
+    }
+
+    public void setReadOnly(boolean readOnly) {
+        this.readOnly = readOnly;
+    }
+
     public final boolean isOr() {
         return or;
     }