sync some APIs between JSONObject and JSONArray (#3811)

* sync some APIs between JSONObject and JSONArray

* update getDate()

core/src/main/java/com/alibaba/fastjson2/JSONArray.java

@@ -282,7 +282,7 @@ public class JSONArray
             return Double.parseDouble(str);
         }
 
-        throw new JSONException("Can not cast '" + value.getClass() + "' to Double");
+        throw new JSONException("Can not cast '" + value.getClass() + "' to double");
     }
 
     /**
@@ -295,27 +295,8 @@ public class JSONArray
      * @throws IndexOutOfBoundsException if the index is out of range {@code (index < 0 || index >= size())}
      */
     public double getDoubleValue(int index) {
-        Object value = get(index);
-
-        if (value == null) {
-            return 0D;
-        }
-
-        if (value instanceof Number) {
-            return ((Number) value).doubleValue();
-        }
-
-        if (value instanceof String) {
-            String str = ((String) value).trim();
-
-            if (str.isEmpty() || "null".equalsIgnoreCase(str)) {
-                return 0D;
-            }
-
-            return Double.parseDouble(str);
-        }
-
-        throw new JSONException("Can not cast '" + value.getClass() + "' to double value");
+        Double value = getDouble(index);
+        return value == null ? 0D : value;
     }
 
     /**
@@ -352,7 +333,7 @@ public class JSONArray
             return Float.parseFloat(str);
         }
 
-        throw new JSONException("Can not cast '" + value.getClass() + "' to Float");
+        throw new JSONException("Can not cast '" + value.getClass() + "' to float");
     }
 
     /**
@@ -365,27 +346,8 @@ public class JSONArray
      * @throws IndexOutOfBoundsException if the index is out of range {@code (index < 0 || index >= size())}
      */
     public float getFloatValue(int index) {
-        Object value = get(index);
-
-        if (value == null) {
-            return 0F;
-        }
-
-        if (value instanceof Number) {
-            return ((Number) value).floatValue();
-        }
-
-        if (value instanceof String) {
-            String str = ((String) value).trim();
-
-            if (str.isEmpty() || "null".equalsIgnoreCase(str)) {
-                return 0F;
-            }
-
-            return Float.parseFloat(str);
-        }
-
-        throw new JSONException("Can not cast '" + value.getClass() + "' to float value");
+        Float value = getFloat(index);
+        return value == null ? 0F : value;
     }
 
     /**
@@ -418,6 +380,10 @@ public class JSONArray
                 return null;
             }
 
+            if (str.indexOf('.') != -1) {
+                return (long) Double.parseDouble(str);
+            }
+
             return Long.parseLong(str);
         }
 
@@ -455,6 +421,10 @@ public class JSONArray
                 return 0;
             }
 
+            if (str.indexOf('.') != -1) {
+                return (long) Double.parseDouble(str);
+            }
+
             return Long.parseLong(str);
         }
 
@@ -491,6 +461,10 @@ public class JSONArray
                 return null;
             }
 
+            if (str.indexOf('.') != -1) {
+                return (int) Double.parseDouble(str);
+            }
+
             return Integer.parseInt(str);
         }
 
@@ -528,6 +502,10 @@ public class JSONArray
                 return 0;
             }
 
+            if (str.indexOf('.') != -1) {
+                return (int) Double.parseDouble(str);
+            }
+
             return Integer.parseInt(str);
         }
 
@@ -568,7 +546,7 @@ public class JSONArray
             return Short.parseShort(str);
         }
 
-        throw new JSONException("Can not cast '" + value.getClass() + "' to Short");
+        throw new JSONException("Can not cast '" + value.getClass() + "' to short");
     }
 
     /**
@@ -581,27 +559,8 @@ public class JSONArray
      * @throws IndexOutOfBoundsException if the index is out of range {@code (index < 0 || index >= size())}
      */
     public short getShortValue(int index) {
-        Object value = get(index);
-
-        if (value == null) {
-            return 0;
-        }
-
-        if (value instanceof Number) {
-            return ((Number) value).shortValue();
-        }
-
-        if (value instanceof String) {
-            String str = ((String) value).trim();
-
-            if (str.isEmpty() || "null".equalsIgnoreCase(str)) {
-                return 0;
-            }
-
-            return Short.parseShort(str);
-        }
-
-        throw new JSONException("Can not cast '" + value.getClass() + "' to short value");
+        Short value = getShort(index);
+        return value == null ? 0 : value;
     }
 
     /**
@@ -634,7 +593,7 @@ public class JSONArray
             return Byte.parseByte(str);
         }
 
-        throw new JSONException("Can not cast '" + value.getClass() + "' to Byte");
+        throw new JSONException("Can not cast '" + value.getClass() + "' to byte");
     }
 
     /**
@@ -647,27 +606,8 @@ public class JSONArray
      * @throws IndexOutOfBoundsException if the index is out of range {@code (index < 0 || index >= size())}
      */
     public byte getByteValue(int index) {
-        Object value = get(index);
-
-        if (value == null) {
-            return 0;
-        }
-
-        if (value instanceof Number) {
-            return ((Number) value).byteValue();
-        }
-
-        if (value instanceof String) {
-            String str = ((String) value).trim();
-
-            if (str.isEmpty() || "null".equalsIgnoreCase(str)) {
-                return 0;
-            }
-
-            return Byte.parseByte(str);
-        }
-
-        throw new JSONException("Can not cast '" + value.getClass() + "' to byte value");
+        Byte value = getByte(index);
+        return value == null ? 0 : value;
     }
 
     /**
@@ -703,7 +643,7 @@ public class JSONArray
             return "true".equalsIgnoreCase(str) || "1".equals(str);
         }
 
-        throw new JSONException("Can not cast '" + value.getClass() + "' to Boolean");
+        throw new JSONException("Can not cast '" + value.getClass() + "' to boolean");
     }
 
     /**
@@ -715,26 +655,8 @@ public class JSONArray
      * @throws IndexOutOfBoundsException if the index is out of range {@code (index < 0 || index >= size())}
      */
     public boolean getBooleanValue(int index) {
-        Object value = get(index);
-
-        if (value == null) {
-            return false;
-        }
-
-        if (value instanceof Boolean) {
-            return (Boolean) value;
-        }
-
-        if (value instanceof Number) {
-            return ((Number) value).intValue() == 1;
-        }
-
-        if (value instanceof String) {
-            String str = (String) value;
-            return "true".equalsIgnoreCase(str) || "1".equals(str);
-        }
-
-        throw new JSONException("Can not cast '" + value.getClass() + "' to boolean value");
+        Boolean value = getBoolean(index);
+        return value != null && value;
     }
 
     /**
@@ -851,6 +773,10 @@ public class JSONArray
             return (Date) value;
         }
 
+        if (value instanceof String) {
+            return DateUtils.parseDate((String) value);
+        }
+
         if (value instanceof Number) {
             long millis = ((Number) value).longValue();
             if (millis == 0) {

core/src/main/java/com/alibaba/fastjson2/JSONObject.java

@@ -407,7 +407,7 @@ public class JSONObject
             return Double.parseDouble(str);
         }
 
-        throw new JSONException("Can not cast '" + value.getClass() + "' to Double");
+        throw new JSONException("Can not cast '" + value.getClass() + "' to double");
     }
 
     /**
@@ -419,27 +419,8 @@ public class JSONObject
      * @throws JSONException Unsupported type conversion to double value
      */
     public double getDoubleValue(String key) {
-        Object value = super.get(key);
-
-        if (value == null) {
-            return 0D;
-        }
-
-        if (value instanceof Number) {
-            return ((Number) value).doubleValue();
-        }
-
-        if (value instanceof String) {
-            String str = ((String) value).trim();
-
-            if (str.isEmpty() || "null".equalsIgnoreCase(str)) {
-                return 0D;
-            }
-
-            return Double.parseDouble(str);
-        }
-
-        throw new JSONException("Can not cast '" + value.getClass() + "' to double value");
+        Double value = getDouble(key);
+        return value == null ? 0D : value;
     }
 
     /**
@@ -475,7 +456,7 @@ public class JSONObject
             return Float.parseFloat(str);
         }
 
-        throw new JSONException("Can not cast '" + value.getClass() + "' to Float");
+        throw new JSONException("Can not cast '" + value.getClass() + "' to float");
     }
 
     /**
@@ -487,27 +468,8 @@ public class JSONObject
      * @throws JSONException Unsupported type conversion to float value
      */
     public float getFloatValue(String key) {
-        Object value = super.get(key);
-
-        if (value == null) {
-            return 0F;
-        }
-
-        if (value instanceof Number) {
-            return ((Number) value).floatValue();
-        }
-
-        if (value instanceof String) {
-            String str = ((String) value).trim();
-
-            if (str.isEmpty() || "null".equalsIgnoreCase(str)) {
-                return 0F;
-            }
-
-            return Float.parseFloat(str);
-        }
-
-        throw new JSONException("Can not cast '" + value.getClass() + "' to float value");
+        Float value = getFloat(key);
+        return value == null ? 0F : value;
     }
 
     /**
@@ -881,11 +843,11 @@ public class JSONObject
             return null;
         }
 
-        if (value instanceof BigInteger) {
-            return (BigInteger) value;
-        }
-
         if (value instanceof Number) {
+            if (value instanceof BigInteger) {
+                return (BigInteger) value;
+            }
+
             if (value instanceof BigDecimal) {
                 return ((BigDecimal) value).toBigInteger();
             }
@@ -950,8 +912,7 @@ public class JSONObject
         }
 
         if (value instanceof String) {
-            String str = ((String) value).trim();
-            return toBigDecimal(str);
+            return toBigDecimal(((String) value).trim());
         }
 
         if (value instanceof Boolean) {