Update

2021-04-28 09:29:19 +02:00
parent 84e20e54cc
commit a9f0de27e6
1030 changed files with 14567 additions and 227310 deletions
@@ -0,0 +1,118 @@
+
+#run("cpython/wrapper")
+#arr=[, 
+
+
+
+def to_array2(obj, type = None, primitive = True):
+    """Convert Python list to Java array.
+
+    Args:
+        obj(list): Original data.
+        type(str): array type 'b' = byte, 'h' = short, 'i' = int, 'l' = long,  'f' = float, 'd' = double,
+                              'c' = char, 'z' = boolean, 's' = String,  'o' = Object
+    Returns:
+        Java array.
+    """
+    if obj is None:
+        return None
+    if type is None:
+        type = 'o'
+        enforceArrayType=False
+    else:
+        enforceArrayType=True
+    if type[0] == '[':
+        type = type[1:]        
+    element_type = ScriptUtils.getPrimitiveType(type) if primitive else ScriptUtils.getType(type)
+
+    def convert_1d_array(obj):
+        try:
+            return jarray.array(obj,type)
+        except:
+            if type == 'c':
+                ret = java.lang.reflect.Array.newInstance(element_type,len(obj))
+                for i in range(len(obj)): ret[i] = chr(obj[i])
+                return ret
+            if type == 'z':
+                ret = java.lang.reflect.Array.newInstance(element_type,len(obj))
+                for i in range(len(obj)):
+                    ret[i]= True if obj[i] else False
+                return ret
+            if type == 'o':
+                ret = java.lang.reflect.Array.newInstance(element_type,len(obj))
+                for i in range(len(obj)):
+                    ret[i]= obj[i] 
+                return ret
+            if type == "s":
+                return Convert.toStringArray(obj)   
+            if primitive:   
+                ret = Convert.toPrimitiveArray(obj, element_type)  
+            else:
+                ret = java.lang.reflect.Array.newInstance(element_type,len(obj))
+                for i in range(len(obj)): ret[i] = Convert.toType(obj[i],element_type)
+            return ret
+                
+    if isinstance(obj,PyArray):
+        if enforceArrayType:
+            if Arr.getComponentType(obj) != element_type:
+                rank = Arr.getRank(obj)
+                if (rank== 1):
+                    obj=convert_1d_array(obj)
+                elif (rank>1):  
+                    pars, aux = [element_type], obj
+                    for i  in range(rank):
+                        pars.append(len(aux))
+                        aux = aux[0]
+                    ret = java.lang.reflect.Array.newInstance(*pars)    
+                    for i in range(len(obj)):
+                        ret[i]=to_array(obj[i], type)                        
+                    obj = ret
+    elif is_list(obj):        
+        if type=='o':
+            ret = java.lang.reflect.Array.newInstance(element_type, len(obj))
+            for i in range (len(obj)):
+                if is_list(obj[i]) or isinstance(obj[i],PyArray):
+                    ret[i] = to_array(obj[i],type)
+                else:
+                    ret[i] = obj[i]
+            obj=ret
+        elif len(obj)>0 and (is_list(obj[0]) or isinstance(obj[0],PyArray)):
+            pars, aux = [element_type], obj
+            while len(aux)>0 and (is_list(aux[0]) or isinstance(aux[0],PyArray)):
+                pars.append(len(aux))
+                aux = aux[0]
+            pars.append(0)
+            ret = java.lang.reflect.Array.newInstance(*pars)
+            for i in range(len(obj)):
+                ret[i]=to_array(obj[i], type)
+            obj=ret
+        else:
+         obj= convert_1d_array(obj)
+    return obj
+
+
+data = []
+data.append(to_array([[0,1,2,3,4,5,4,3,2,1], [10,11,12,13,14,15,14,13,12,11], [20,21,22,23,24,25,24,23,22,21]], 'd'))
+data.append(to_array([[100,101,102,103,104,105,104,103,102,101], [110,111,112,113,114,115,114,113,112,111], [120,121,122,123,124,125,124,123,122,121]], 'd'))
+dims = [len(data), len(data[0]), len(data[0][0])]
+
+
+#data = [[[b for b in c] for c in d] for d in data]
+data = to_array(data, 'd')    
+#data = to_array(data, 'i') 
+dims = [len(data), len(data[0]), len(data[0][0])]
+print dims 
+data = Convert.flatten(data)
+print data
+
+
+"""
+import java.util.ArrayList  as ArrayList
+data=ArrayList()
+data.add(1.1)
+data.add(1.2)
+
+data.toArray()
+r=to_array(data, 'i') 
+print r
+"""