src/org/redkale/convert/EnMember.java

@@ -0,0 +1,76 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package org.redkale.convert;
+
+import org.redkale.util.Attribute;
+
+/**
+ *
+ * @author zhangjx
+ * @param <W>
+ * @param <T>
+ * @param <F>
+ */
+@SuppressWarnings("unchecked")
+public final class EnMember<W extends Writer, T, F> implements Comparable<EnMember<W, T, F>> {
+
+    private final Attribute<T, F> attribute;
+
+    final Encodeable<W, F> encoder;
+
+    private final boolean istring;
+
+    //private final boolean isnumber;
+    private final boolean isbool;
+
+    public EnMember(Attribute<T, F> attribute, Encodeable<W, F> encoder) {
+        this.attribute = attribute;
+        this.encoder = encoder;
+        Class t = attribute.type();
+        this.istring = CharSequence.class.isAssignableFrom(t);
+        this.isbool = t == Boolean.class || t == boolean.class;
+        //this.isnumber = Number.class.isAssignableFrom(t) || (!this.isbool && t.isPrimitive());
+    }
+
+    public boolean write(final W out, final boolean comma, final T obj) {
+        F value = attribute.get(obj);
+        if (value == null) return comma;
+        if (out.isTiny()) {
+            if (istring) {
+                if (((CharSequence) value).length() == 0) return comma;
+            } else if (isbool) {
+                if (!((Boolean) value)) return comma;
+            }
+        }
+        out.writeField(comma, attribute);
+        encoder.convertTo(out, value);
+        return true;
+    }
+
+    @Override
+    public final int compareTo(EnMember<W, T, F> o) {
+        if (o == null) return 1;
+        return this.attribute.field().compareTo(o.attribute.field());
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) return true;
+        if (!(obj instanceof EnMember)) return false;
+        EnMember other = (EnMember) obj;
+        return compareTo(other) == 0;
+    }
+
+    @Override
+    public int hashCode() {
+        return this.attribute.field().hashCode();
+    }
+
+    @Override
+    public String toString() {
+        return "EnMember{" + "attribute=" + attribute.field() + ", encoder=" + encoder + '}';
+    }
+}