JNIEnv.CallDoubleMethod Method
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Overloads
| Name | Description |
|---|---|
| CallDoubleMethod(IntPtr, IntPtr, JValue[]) |
Calls a Java instance method that returns a double-precision floating-point value. |
| CallDoubleMethod(IntPtr, IntPtr, JValue*) |
Calls a Java instance method that returns a double-precision floating-point value. |
| CallDoubleMethod(IntPtr, IntPtr) |
Calls a Java instance method that returns a double-precision floating-point value. |
CallDoubleMethod(IntPtr, IntPtr, JValue[])
Calls a Java instance method that returns a double-precision floating-point value.
public static double CallDoubleMethod(IntPtr jobject, IntPtr jmethod, params Android.Runtime.JValue[] parms);static member CallDoubleMethod : nativeint * nativeint * Android.Runtime.JValue[] -> doubleParameters
- jobject
-
IntPtr
nativeint
A live JNI object reference from the current VM, usable on the calling thread until the call returns or throws.
- jmethod
-
IntPtr
nativeint
A live instance method ID applicable to jobject. Its JNI signature must match the arguments and return a Java double. Keep its declaring class live.
- parms
- JValue[]
All arguments in JNI order and types. Do not change the array during the call, and keep referenced objects live.
Returns
The value returned by the Java method.
Remarks
Portions of this page are modifications based on work created and shared by the Android Open Source Project and used according to terms described in the Creative Commons 2.5 Attribution License.
Applies to
CallDoubleMethod(IntPtr, IntPtr, JValue*)
Calls a Java instance method that returns a double-precision floating-point value.
public static double CallDoubleMethod(IntPtr jobject, IntPtr jmethod, Android.Runtime.JValue* parms);static member CallDoubleMethod : nativeint * nativeint * nativeptr<Android.Runtime.JValue> -> doubleParameters
- jobject
-
IntPtr
nativeint
A live JNI object reference from the current VM, usable on the calling thread until the call returns or throws.
- jmethod
-
IntPtr
nativeint
A live instance method ID applicable to jobject. Its JNI signature must match the arguments and return a Java double. Keep its declaring class live.
- parms
- JValue*
Arguments in JNI order and types. The pointer must be readable for the argument count. Do not change the storage during the call, and keep referenced objects live.
Returns
The value returned by the Java method.
Remarks
Portions of this page are modifications based on work created and shared by the Android Open Source Project and used according to terms described in the Creative Commons 2.5 Attribution License.
Applies to
CallDoubleMethod(IntPtr, IntPtr)
Calls a Java instance method that returns a double-precision floating-point value.
public static double CallDoubleMethod(IntPtr jobject, IntPtr jmethod);static member CallDoubleMethod : nativeint * nativeint -> doubleParameters
- jobject
-
IntPtr
nativeint
A live JNI object reference from the current VM, usable on the calling thread until the call returns or throws.
- jmethod
-
IntPtr
nativeint
A live instance method ID applicable to jobject. Its JNI signature must take no arguments and return a Java double. Keep its declaring class live.
Returns
The value returned by the Java method.
Remarks
Portions of this page are modifications based on work created and shared by the Android Open Source Project and used according to terms described in the Creative Commons 2.5 Attribution License.