support char[] for generic invoke, apache#2003

diecui1202 · Jul 26, 2018 · c3f31d2 · c3f31d2
1 parent 5e82a5e
commit c3f31d2
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diff --git a/dubbo-common/src/main/java/com/alibaba/dubbo/common/utils/CompatibleTypeUtils.java b/dubbo-common/src/main/java/com/alibaba/dubbo/common/utils/CompatibleTypeUtils.java
@@ -91,6 +91,17 @@ public static Object compatibleTypeConvert(Object value, Class<?> type) {
                 } catch (ClassNotFoundException e) {
                     throw new RuntimeException(e.getMessage(), e);
                 }
+            } else if (char[].class.equals(type)) {
+                // #2003, process string to char array for generic invoke
+                if (string == null) {
+                    return null;
+                }
+                else {
+                    int len = string.length();
+                    char[] chars = new char[len];
+                    string.getChars(0, len, chars, 0);
+                    return chars;
+                }
             }
         } else if (value instanceof Number) {
             Number number = (Number) value;

diff --git a/dubbo-common/src/test/java/com/alibaba/dubbo/common/utils/CompatibleTypeUtilsTest.java b/dubbo-common/src/test/java/com/alibaba/dubbo/common/utils/CompatibleTypeUtilsTest.java
@@ -67,6 +67,11 @@ public void testCompatibleTypeConvert() throws Exception {
 
             result = CompatibleTypeUtils.compatibleTypeConvert("2011-12-11 12:24:12", Date.class);
             assertEquals(new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").parse("2011-12-11 12:24:12"), (Date) result);
+
+            result = CompatibleTypeUtils.compatibleTypeConvert("ab", char[].class);
+            assertEquals(2, ((char[]) result).length);
+            assertEquals('a', ((char[]) result)[0]);
+            assertEquals('b', ((char[]) result)[1]);
         }
 
         {