UnityCsReference/Modules/AndroidJNI/AndroidJava.cs at master · gemzone/UnityCsReference · GitHub

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// Unity C# reference source

// Copyright (c) Unity Technologies. For terms of use, see

// https://unity3d.com/legal/licenses/Unity_Reference_Only_License

using UnityEngine;

using UnityEngine.Scripting;

using System;

using System.Reflection;

using System.Runtime.InteropServices;

using System.Collections.Generic;

namespace UnityEngine

{

public delegate void AndroidJavaRunnable();

public sealed class AndroidJavaException : Exception

{

private string mJavaStackTrace;

internal AndroidJavaException(string message, string javaStackTrace) : base(message)

{

mJavaStackTrace = javaStackTrace;

}

public override string StackTrace

{

get

{

return mJavaStackTrace + base.StackTrace;

}

internal class GlobalJavaObjectRef

{

public GlobalJavaObjectRef(IntPtr jobject)

{

m_jobject = (jobject == IntPtr.Zero) ? IntPtr.Zero : AndroidJNI.NewGlobalRef(jobject);

}

~GlobalJavaObjectRef()

{

Dispose();

}

public static implicit operator IntPtr(GlobalJavaObjectRef obj)

{

return obj.m_jobject;

}

private bool m_disposed = false;

public void Dispose()

{

if (m_disposed)

return;

m_disposed = true;

if (m_jobject != IntPtr.Zero)

{

AndroidJNISafe.DeleteGlobalRef(m_jobject);

}

protected IntPtr m_jobject;

}

internal class AndroidJavaRunnableProxy : AndroidJavaProxy

{

private AndroidJavaRunnable mRunnable;

public AndroidJavaRunnableProxy(AndroidJavaRunnable runnable) : base("java/lang/Runnable") { mRunnable = runnable; }

public void run() { mRunnable(); }

public override IntPtr Invoke(string methodName, IntPtr javaArgs)

{

int arrayLen = 0;

if (javaArgs != IntPtr.Zero)

arrayLen = AndroidJNISafe.GetArrayLength(javaArgs);

if (arrayLen == 0 && methodName == "run")

{

run();

return IntPtr.Zero;

}

return base.Invoke(methodName, javaArgs);

}

public class AndroidJavaProxy

{

public readonly AndroidJavaClass javaInterface;

public AndroidJavaProxy(string javaInterface) : this(new AndroidJavaClass(javaInterface)) {}

public AndroidJavaProxy(AndroidJavaClass javaInterface)

{

this.javaInterface = javaInterface;

}

~AndroidJavaProxy()

{

AndroidJNISafe.DeleteWeakGlobalRef(proxyObject);

}

public virtual AndroidJavaObject Invoke(string methodName, object[] args)

{

Exception error = null;

BindingFlags binderFlags = BindingFlags.Instance | BindingFlags.Static | BindingFlags.Public | BindingFlags.NonPublic;

Type[] argTypes = new Type[args.Length];

for (int i = 0; i < args.Length; ++i)

argTypes[i] = args[i] == null ? typeof(AndroidJavaObject) : args[i].GetType();

try

{

MethodInfo method = GetType().GetMethod(methodName, binderFlags, null, argTypes, null);

if (method != null)

return _AndroidJNIHelper.Box(method.Invoke(this, args));

}

catch (TargetInvocationException invocationError)

{

error = invocationError.InnerException;

}

catch (Exception invocationError)

{

error = invocationError;

}

// Log error

string[] argTypeNames = new string[args.Length];

for (int i = 0; i < argTypes.Length; ++i)

argTypeNames[i] = argTypes[i].ToString();

if (error != null)

throw new TargetInvocationException(GetType() + "." + methodName + "(" + string.Join(",", argTypeNames) + ")", error);

AndroidReflection.SetNativeExceptionOnProxy(GetRawProxy(),

new Exception("No such proxy method: " + GetType() + "." + methodName + "(" + string.Join(",", argTypeNames) + ")"), true);

return null;

}

public virtual AndroidJavaObject Invoke(string methodName, AndroidJavaObject[] javaArgs)

{

object[] args = new object[javaArgs.Length];

for (int i = 0; i < javaArgs.Length; ++i)

{

args[i] = _AndroidJNIHelper.Unbox(javaArgs[i]);

if (!(args[i] is AndroidJavaObject))

{

// If we're not passing a AndroidJavaObject/Class to the proxy, we can safely dispose

// Otherwise the GC would do it eventally, but it might be too slow and hit the global ref limit

if (javaArgs[i] != null)

javaArgs[i].Dispose();

}

return Invoke(methodName, args);

}

public virtual IntPtr Invoke(string methodName, IntPtr javaArgs)

{

int arrayLen = 0;

if (javaArgs != IntPtr.Zero)

arrayLen = AndroidJNISafe.GetArrayLength(javaArgs);

if (arrayLen == 1 && methodName == "equals")

{

IntPtr o = AndroidJNISafe.GetObjectArrayElement(javaArgs, 0);

AndroidJavaObject obj = o == IntPtr.Zero ? null : new AndroidJavaObject(o);

return AndroidJNIHelper.Box(equals(obj));

}

else if (arrayLen == 0 && methodName == "hashCode")

{

return AndroidJNIHelper.Box(hashCode());

}

AndroidJavaObject[] args = new AndroidJavaObject[arrayLen];

for (int i = 0; i < arrayLen; ++i)

{

IntPtr objectRef = AndroidJNISafe.GetObjectArrayElement(javaArgs, i);

args[i] = objectRef != IntPtr.Zero ? AndroidJavaObject.AndroidJavaObjectDeleteLocalRef(objectRef) : null;

}

using (AndroidJavaObject result = Invoke(methodName, args))

{

if (result == null)

return IntPtr.Zero;

return AndroidJNI.NewLocalRef(result.GetRawObject());

}

// implementing equals, hashCode and toString which should be implemented by all java objects

// these methods must be in camel case, because that's how they are defined in java.

public virtual bool equals(AndroidJavaObject obj)

{

IntPtr anotherObject = (obj == null) ? System.IntPtr.Zero : obj.GetRawObject();

return AndroidJNI.IsSameObject(proxyObject, anotherObject);

}

public virtual int hashCode()

{

Span<jvalue> jniArgs = stackalloc jvalue[1];

jniArgs[0].l = GetRawProxy();

return AndroidJNISafe.CallStaticIntMethod(s_JavaLangSystemClass, s_HashCodeMethodID, jniArgs);

}

public virtual string toString()

{

return this + " <c# proxy java object>";

}

internal IntPtr proxyObject = IntPtr.Zero;

internal AndroidJavaObject GetProxyObject()

{

return AndroidJavaObject.AndroidJavaObjectDeleteLocalRef(GetRawProxy());

}

internal IntPtr GetRawProxy()

{

IntPtr ret = IntPtr.Zero;

if (proxyObject != IntPtr.Zero)

{

ret = AndroidJNI.NewLocalRef(proxyObject);

if (ret == IntPtr.Zero)

{

AndroidJNI.DeleteWeakGlobalRef(proxyObject);

proxyObject = IntPtr.Zero;

}

if (ret == IntPtr.Zero)

{

ret = AndroidJNIHelper.CreateJavaProxy(this);

proxyObject = AndroidJNI.NewWeakGlobalRef(ret);

}

return ret;

}

private static readonly GlobalJavaObjectRef s_JavaLangSystemClass = new GlobalJavaObjectRef(AndroidJNISafe.FindClass("java/lang/System"));

private static readonly IntPtr s_HashCodeMethodID = AndroidJNIHelper.GetMethodID(s_JavaLangSystemClass, "identityHashCode", "(Ljava/lang/Object;)I", true);

}

public class AndroidJavaObject : IDisposable

{

// Construct an AndroidJavaObject based on the name of the class.

public AndroidJavaObject(string className, string[] args) : this()

{

_AndroidJavaObject(className, (object)args);

}

public AndroidJavaObject(string className, AndroidJavaObject[] args) : this()

{

_AndroidJavaObject(className, (object)args);

}

public AndroidJavaObject(string className, AndroidJavaClass[] args) : this()

{

_AndroidJavaObject(className, (object)args);

}

public AndroidJavaObject(string className, AndroidJavaProxy[] args) : this()

{

_AndroidJavaObject(className, (object)args);

}

public AndroidJavaObject(string className, AndroidJavaRunnable[] args) : this()

{

_AndroidJavaObject(className, (object)args);

}

public AndroidJavaObject(string className, params object[] args) : this()

{

_AndroidJavaObject(className, args);

}

public AndroidJavaObject(IntPtr jobject) : this()

{

if (jobject == IntPtr.Zero)

{

throw new Exception("JNI: Init'd AndroidJavaObject with null ptr!");

}

IntPtr jclass = AndroidJNISafe.GetObjectClass(jobject);

m_jobject = new GlobalJavaObjectRef(jobject);

m_jclass = new GlobalJavaObjectRef(jclass);

AndroidJNISafe.DeleteLocalRef(jclass);

}

public AndroidJavaObject(IntPtr clazz, IntPtr constructorID, params object[] args)

{

m_jclass = new GlobalJavaObjectRef(clazz);

_AndroidJavaObject(constructorID, args);

}

//===================================================================

// IDisposable callback

public void Dispose()

{

Dispose(true);

GC.SuppressFinalize(this);

}

//===================================================================

// Calls a Java method on an object (non-static).

public void Call<T>(string methodName, T[] args)

{

_Call(methodName, (object)args);

}

public void Call<T>(IntPtr methodID, T[] args)

{

_Call(methodID, (object)args);

}

public void Call(string methodName, params object[] args)

{

_Call(methodName, args);

}

public void Call(IntPtr methodID, params object[] args)

{

_Call(methodID, args);

}

//===================================================================

// Call a static Java method on a class.

public void CallStatic<T>(string methodName, T[] args)

{

_CallStatic(methodName, (object)args);

}

public void CallStatic<T>(IntPtr methodID, T[] args)

{

_CallStatic(methodID, (object)args);

}

public void CallStatic(string methodName, params object[] args)

{

_CallStatic(methodName, args);

}

public void CallStatic(IntPtr methodID, params object[] args)

{

_CallStatic(methodID, args);

}

//===================================================================

// Get the value of a field in an object (non-static).

public FieldType Get<FieldType>(string fieldName)

{

return _Get<FieldType>(fieldName);

}

public FieldType Get<FieldType>(IntPtr fieldID)

{

return _Get<FieldType>(fieldID);

}

// Set the value of a field in an object (non-static).

public void Set<FieldType>(string fieldName, FieldType val)

{

_Set<FieldType>(fieldName, val);

}

public void Set<FieldType>(IntPtr fieldID, FieldType val)

{

_Set<FieldType>(fieldID, val);

}

//===================================================================

// Get the value of a static field in an object type.

public FieldType GetStatic<FieldType>(string fieldName)

{

return _GetStatic<FieldType>(fieldName);

}

public FieldType GetStatic<FieldType>(IntPtr fieldID)

{

return _GetStatic<FieldType>(fieldID);

}

// Set the value of a static field in an object type.

public void SetStatic<FieldType>(string fieldName, FieldType val)

{

_SetStatic<FieldType>(fieldName, val);

}

public void SetStatic<FieldType>(IntPtr fieldID, FieldType val)

{

_SetStatic<FieldType>(fieldID, val);

}

//===================================================================

// Retrieve the <i>raw</i> jobject pointer to the Java object.

public IntPtr GetRawObject()

{

return _GetRawObject();

}

// Retrieve the <i>raw</i> jclass pointer to the Java class;

public IntPtr GetRawClass()

{

return _GetRawClass();

}

//===================================================================

public AndroidJavaObject CloneReference()

{

if (m_jclass == null)

throw new Exception("Cannot clone a disposed reference");

// if no object, assume this is AndroidJavaClass

if (m_jobject != null)

{

AndroidJavaObject clone = new AndroidJavaObject();

clone.m_jobject = new GlobalJavaObjectRef(m_jobject);

clone.m_jclass = new GlobalJavaObjectRef(m_jclass);

return clone;

}

else

return new AndroidJavaClass(m_jclass);

}

//===================================================================

// Call a Java method on an object.

public ReturnType Call<ReturnType, T>(string methodName, T[] args)

{

return _Call<ReturnType>(methodName, (object)args);

}

public ReturnType Call<ReturnType, T>(IntPtr methodID, T[] args)

{

return _Call<ReturnType>(methodID, (object)args);

}

public ReturnType Call<ReturnType>(string methodName, params object[] args)

{

return _Call<ReturnType>(methodName, args);

}

public ReturnType Call<ReturnType>(IntPtr methodID, params object[] args)

{

return _Call<ReturnType>(methodID, args);

}

// Call a static Java method on a class.

public ReturnType CallStatic<ReturnType, T>(string methodName, T[] args)

{

return _CallStatic<ReturnType>(methodName, (object)args);

}

public ReturnType CallStatic<ReturnType, T>(IntPtr methodID, T[] args)

{

return _CallStatic<ReturnType>(methodID, (object)args);

}

public ReturnType CallStatic<ReturnType>(string methodName, params object[] args)

{

return _CallStatic<ReturnType>(methodName, args);

}

public ReturnType CallStatic<ReturnType>(IntPtr methodID, params object[] args)

{

return _CallStatic<ReturnType>(methodID, args);

}

//===================================================================

private static bool enableDebugPrints = false;

protected void DebugPrint(string msg)

{

if (!enableDebugPrints)

return;

Debug.Log(msg);

}

protected void DebugPrint(string call, string methodName, string signature, object[] args)

{

if (!enableDebugPrints)

return;

System.Text.StringBuilder sb = new System.Text.StringBuilder();

foreach (object obj in args)

{

sb.Append(", ");

sb.Append(obj == null ? "<null>" : obj.GetType().ToString());

}

Debug.Log(call + "(\"" + methodName + "\"" + sb + ") = " + signature);

}

//===================================================================

private void _AndroidJavaObject(string className, params object[] args)

{

DebugPrint("Creating AndroidJavaObject from " + className);

var clazz = AndroidJNISafe.FindClass(className.Replace('.', '/'));

m_jclass = new GlobalJavaObjectRef(clazz);

AndroidJNISafe.DeleteLocalRef(clazz);

IntPtr constructorID = AndroidJNIHelper.GetConstructorID(m_jclass, args);

_AndroidJavaObject(constructorID, args);

}

private void _AndroidJavaObject(IntPtr constructorID, params object[] args)

{

Span<jvalue> jniArgs = (args == null || args.Length == 0) ? new Span<jvalue>() : stackalloc jvalue[args.Length];

AndroidJNIHelper.CreateJNIArgArray(args, jniArgs);

try

{

IntPtr jobject = AndroidJNISafe.NewObject(m_jclass, constructorID, jniArgs);

m_jobject = new GlobalJavaObjectRef(jobject);

AndroidJNISafe.DeleteLocalRef(jobject);

}

finally

{

AndroidJNIHelper.DeleteJNIArgArray(args, jniArgs);

}

internal AndroidJavaObject()

{

}

~AndroidJavaObject()

{

Dispose(true);

}

protected virtual void Dispose(bool disposing)

{

if (m_jobject != null)

{

m_jobject.Dispose();

m_jobject = null;

}

if (m_jclass != null)

{

m_jclass.Dispose();

m_jclass = null;

}

//===================================================================

protected void _Call(string methodName, params object[] args)

{

IntPtr methodID = AndroidJNIHelper.GetMethodID(m_jclass, methodName, args, false);

_Call(methodID, args);

}

protected void _Call(IntPtr methodID, params object[] args)

{

Span<jvalue> jniArgs = (args == null || args.Length == 0) ? new Span<jvalue>() : stackalloc jvalue[args.Length];

if (jniArgs.Length > 0)

{

AndroidJNISafe.PushLocalFrame(jniArgs.Length);

AndroidJNIHelper.CreateJNIArgArray(args, jniArgs);

}

try

{

AndroidJNISafe.CallVoidMethod(m_jobject, methodID, jniArgs);

}

finally

{

if (jniArgs.Length > 0)

AndroidJNI.PopLocalFrame(IntPtr.Zero);

}

protected ReturnType _Call<ReturnType>(string methodName, params object[] args)

{

IntPtr methodID = AndroidJNIHelper.GetMethodID<ReturnType>(m_jclass, methodName, args, false);

return _Call<ReturnType>(methodID, args);

}

protected ReturnType _Call<ReturnType>(IntPtr methodID, params object[] args)

{

Span<jvalue> jniArgs = (args == null || args.Length == 0) ? new Span<jvalue>() : stackalloc jvalue[args.Length];

AndroidJNI.PushLocalFrame(jniArgs.Length + 1);

AndroidJNIHelper.CreateJNIArgArray(args, jniArgs);

try

{

if (AndroidReflection.IsPrimitive(typeof(ReturnType)))

{

if (typeof(ReturnType) == typeof(Int32))

return (ReturnType)(object)AndroidJNISafe.CallIntMethod(m_jobject, methodID, jniArgs);

else if (typeof(ReturnType) == typeof(Boolean))

return (ReturnType)(object)AndroidJNISafe.CallBooleanMethod(m_jobject, methodID, jniArgs);

else if (typeof(ReturnType) == typeof(Byte))

{

Debug.LogWarning("Return type <Byte> for Java method call is obsolete, use return type <SByte> instead");

return (ReturnType)(object)(Byte)AndroidJNISafe.CallSByteMethod(m_jobject, methodID, jniArgs);

}

else if (typeof(ReturnType) == typeof(SByte))

return (ReturnType)(object)AndroidJNISafe.CallSByteMethod(m_jobject, methodID, jniArgs);

else if (typeof(ReturnType) == typeof(Int16))

return (ReturnType)(object)AndroidJNISafe.CallShortMethod(m_jobject, methodID, jniArgs);

else if (typeof(ReturnType) == typeof(Int64))

return (ReturnType)(object)AndroidJNISafe.CallLongMethod(m_jobject, methodID, jniArgs);

else if (typeof(ReturnType) == typeof(Single))

return (ReturnType)(object)AndroidJNISafe.CallFloatMethod(m_jobject, methodID, jniArgs);

else if (typeof(ReturnType) == typeof(Double))

return (ReturnType)(object)AndroidJNISafe.CallDoubleMethod(m_jobject, methodID, jniArgs);

else if (typeof(ReturnType) == typeof(Char))

return (ReturnType)(object)AndroidJNISafe.CallCharMethod(m_jobject, methodID, jniArgs);

}

else if (typeof(ReturnType) == typeof(String))

return (ReturnType)(object)AndroidJNISafe.CallStringMethod(m_jobject, methodID, jniArgs);

else if (typeof(ReturnType) == typeof(AndroidJavaClass))

{

IntPtr jclass = AndroidJNISafe.CallObjectMethod(m_jobject, methodID, jniArgs);

return (jclass == IntPtr.Zero) ? default(ReturnType) : (ReturnType)(object)new AndroidJavaClass(jclass);

}

else if (typeof(ReturnType) == typeof(AndroidJavaObject))

{

IntPtr jobject = AndroidJNISafe.CallObjectMethod(m_jobject, methodID, jniArgs);

return (jobject == IntPtr.Zero) ? default(ReturnType) : (ReturnType)(object)new AndroidJavaObject(jobject);

}

else if (AndroidReflection.IsAssignableFrom(typeof(System.Array), typeof(ReturnType)))

{

IntPtr jobject = AndroidJNISafe.CallObjectMethod(m_jobject, methodID, jniArgs);

return FromJavaArray<ReturnType>(jobject);

}

else

{

throw new Exception("JNI: Unknown return type '" + typeof(ReturnType) + "'");

}

return default(ReturnType);

}

finally

{

AndroidJNI.PopLocalFrame(IntPtr.Zero);

}

//===================================================================

protected FieldType _Get<FieldType>(string fieldName)

{

IntPtr fieldID = AndroidJNIHelper.GetFieldID<FieldType>(m_jclass, fieldName, false);

return _Get<FieldType>(fieldID);

}

protected FieldType _Get<FieldType>(IntPtr fieldID)

{

if (AndroidReflection.IsPrimitive(typeof(FieldType)))

{

if (typeof(FieldType) == typeof(Int32))

return (FieldType)(object)AndroidJNISafe.GetIntField(m_jobject, fieldID);

else if (typeof(FieldType) == typeof(Boolean))

return (FieldType)(object)AndroidJNISafe.GetBooleanField(m_jobject, fieldID);

else if (typeof(FieldType) == typeof(Byte))

{

Debug.LogWarning("Field type <Byte> for Java get field call is obsolete, use field type <SByte> instead");

return (FieldType)(object)(Byte)AndroidJNISafe.GetSByteField(m_jobject, fieldID);

}

else if (typeof(FieldType) == typeof(SByte))

return (FieldType)(object)AndroidJNISafe.GetSByteField(m_jobject, fieldID);

else if (typeof(FieldType) == typeof(Int16))

return (FieldType)(object)AndroidJNISafe.GetShortField(m_jobject, fieldID);

else if (typeof(FieldType) == typeof(Int64))

return (FieldType)(object)AndroidJNISafe.GetLongField(m_jobject, fieldID);

else if (typeof(FieldType) == typeof(Single))

return (FieldType)(object)AndroidJNISafe.GetFloatField(m_jobject, fieldID);

else if (typeof(FieldType) == typeof(Double))

return (FieldType)(object)AndroidJNISafe.GetDoubleField(m_jobject, fieldID);

else if (typeof(FieldType) == typeof(Char))

return (FieldType)(object)AndroidJNISafe.GetCharField(m_jobject, fieldID);

}

else if (typeof(FieldType) == typeof(String))

return (FieldType)(object)AndroidJNISafe.GetStringField(m_jobject, fieldID);

else if (typeof(FieldType) == typeof(AndroidJavaClass))

{

IntPtr jclass = AndroidJNISafe.GetObjectField(m_jobject, fieldID);

return (jclass == IntPtr.Zero) ? default(FieldType) : (FieldType)(object)AndroidJavaClassDeleteLocalRef(jclass);

}

else if (typeof(FieldType) == typeof(AndroidJavaObject))

{

IntPtr jobject = AndroidJNISafe.GetObjectField(m_jobject, fieldID);

return (jobject == IntPtr.Zero) ? default(FieldType) : (FieldType)(object)AndroidJavaObjectDeleteLocalRef(jobject);

}

else if (AndroidReflection.IsAssignableFrom(typeof(System.Array), typeof(FieldType)))

{

IntPtr jobject = AndroidJNISafe.GetObjectField(m_jobject, fieldID);

return FromJavaArrayDeleteLocalRef<FieldType>(jobject);

}

else

{

throw new Exception("JNI: Unknown field type '" + typeof(FieldType) + "'");

}

return default(FieldType);

}

protected void _Set<FieldType>(string fieldName, FieldType val)

{

IntPtr fieldID = AndroidJNIHelper.GetFieldID<FieldType>(m_jclass, fieldName, false);

_Set(fieldID, val);

}

protected void _Set<FieldType>(IntPtr fieldID, FieldType val)

{

if (AndroidReflection.IsPrimitive(typeof(FieldType)))

{

if (typeof(FieldType) == typeof(Int32))

AndroidJNISafe.SetIntField(m_jobject, fieldID, (Int32)(object)val);

else if (typeof(FieldType) == typeof(Boolean))

AndroidJNISafe.SetBooleanField(m_jobject, fieldID, (Boolean)(object)val);

else if (typeof(FieldType) == typeof(Byte))

{

Debug.LogWarning("Field type <Byte> for Java set field call is obsolete, use field type <SByte> instead");

AndroidJNISafe.SetSByteField(m_jobject, fieldID, (SByte)(Byte)(object)val);

}

else if (typeof(FieldType) == typeof(SByte))

AndroidJNISafe.SetSByteField(m_jobject, fieldID, (SByte)(object)val);

else if (typeof(FieldType) == typeof(Int16))

AndroidJNISafe.SetShortField(m_jobject, fieldID, (Int16)(object)val);

else if (typeof(FieldType) == typeof(Int64))

AndroidJNISafe.SetLongField(m_jobject, fieldID, (Int64)(object)val);

else if (typeof(FieldType) == typeof(Single))

AndroidJNISafe.SetFloatField(m_jobject, fieldID, (Single)(object)val);

else if (typeof(FieldType) == typeof(Double))

AndroidJNISafe.SetDoubleField(m_jobject, fieldID, (Double)(object)val);

else if (typeof(FieldType) == typeof(Char))

AndroidJNISafe.SetCharField(m_jobject, fieldID, (Char)(object)val);

}

else if (typeof(FieldType) == typeof(String))

AndroidJNISafe.SetStringField(m_jobject, fieldID, (String)(object)val);

else if (typeof(FieldType) == typeof(AndroidJavaClass))

{

AndroidJNISafe.SetObjectField(m_jobject, fieldID, val == null ? IntPtr.Zero : ((AndroidJavaClass)(object)val).m_jclass);

}

else if (typeof(FieldType) == typeof(AndroidJavaObject))

{

AndroidJNISafe.SetObjectField(m_jobject, fieldID, val == null ? IntPtr.Zero : ((AndroidJavaObject)(object)val).m_jobject);

}

else if (AndroidReflection.IsAssignableFrom(typeof(System.Array), typeof(FieldType)))

{

IntPtr jobject = AndroidJNIHelper.ConvertToJNIArray((Array)(object)val);

AndroidJNISafe.SetObjectField(m_jclass, fieldID, jobject);

}

else

{

throw new Exception("JNI: Unknown field type '" + typeof(FieldType) + "'");

}

//===================================================================

protected void _CallStatic(string methodName, params object[] args)

{

IntPtr methodID = AndroidJNIHelper.GetMethodID(m_jclass, methodName, args, true);

_CallStatic(methodID, args);

}

protected void _CallStatic(IntPtr methodID, params object[] args)

{

Span<jvalue> jniArgs = (args == null || args.Length == 0) ? new Span<jvalue>() : stackalloc jvalue[args.Length];

if (jniArgs.Length > 0)

{

AndroidJNISafe.PushLocalFrame(jniArgs.Length);

AndroidJNIHelper.CreateJNIArgArray(args, jniArgs);

}

try

{

AndroidJNISafe.CallStaticVoidMethod(m_jclass, methodID, jniArgs);

}

finally

{

if (jniArgs.Length > 0)

AndroidJNI.PopLocalFrame(IntPtr.Zero);

}

protected ReturnType _CallStatic<ReturnType>(string methodName, params object[] args)

{

IntPtr methodID = AndroidJNIHelper.GetMethodID<ReturnType>(m_jclass, methodName, args, true);

return _CallStatic<ReturnType>(methodID, args);

}

protected ReturnType _CallStatic<ReturnType>(IntPtr methodID, params object[] args)

{

Span<jvalue> jniArgs = (args == null || args.Length == 0) ? new Span<jvalue>() : stackalloc jvalue[args.Length];

AndroidJNI.PushLocalFrame(jniArgs.Length + 1);

AndroidJNIHelper.CreateJNIArgArray(args, jniArgs);

try

{

if (AndroidReflection.IsPrimitive(typeof(ReturnType)))

{

if (typeof(ReturnType) == typeof(Int32))

return (ReturnType)(object)AndroidJNISafe.CallStaticIntMethod(m_jclass, methodID, jniArgs);

else if (typeof(ReturnType) == typeof(Boolean))

return (ReturnType)(object)AndroidJNISafe.CallStaticBooleanMethod(m_jclass, methodID, jniArgs);

else if (typeof(ReturnType) == typeof(Byte))

{

Debug.LogWarning("Return type <Byte> for Java method call is obsolete, use return type <SByte> instead");

return (ReturnType)(object)(Byte)AndroidJNISafe.CallStaticSByteMethod(m_jclass, methodID, jniArgs);

}

else if (typeof(ReturnType) == typeof(SByte))

return (ReturnType)(object)AndroidJNISafe.CallStaticSByteMethod(m_jclass, methodID, jniArgs);

else if (typeof(ReturnType) == typeof(Int16))

return (ReturnType)(object)AndroidJNISafe.CallStaticShortMethod(m_jclass, methodID, jniArgs);

else if (typeof(ReturnType) == typeof(Int64))

return (ReturnType)(object)AndroidJNISafe.CallStaticLongMethod(m_jclass, methodID, jniArgs);

else if (typeof(ReturnType) == typeof(Single))

return (ReturnType)(object)AndroidJNISafe.CallStaticFloatMethod(m_jclass, methodID, jniArgs);

else if (typeof(ReturnType) == typeof(Double))

return (ReturnType)(object)AndroidJNISafe.CallStaticDoubleMethod(m_jclass, methodID, jniArgs);

else if (typeof(ReturnType) == typeof(Char))

return (ReturnType)(object)AndroidJNISafe.CallStaticCharMethod(m_jclass, methodID, jniArgs);

}

else if (typeof(ReturnType) == typeof(String))

return (ReturnType)(object)AndroidJNISafe.CallStaticStringMethod(m_jclass, methodID, jniArgs);

else if (typeof(ReturnType) == typeof(AndroidJavaClass))

{

IntPtr jclass = AndroidJNISafe.CallStaticObjectMethod(m_jclass, methodID, jniArgs);

return (jclass == IntPtr.Zero) ? default(ReturnType) : (ReturnType)(object)new AndroidJavaClass(jclass);

}

else if (typeof(ReturnType) == typeof(AndroidJavaObject))

{

IntPtr jobject = AndroidJNISafe.CallStaticObjectMethod(m_jclass, methodID, jniArgs);

return (jobject == IntPtr.Zero) ? default(ReturnType) : (ReturnType)(object)new AndroidJavaObject(jobject);

}

else if (AndroidReflection.IsAssignableFrom(typeof(System.Array), typeof(ReturnType)))

{

IntPtr jobject = AndroidJNISafe.CallStaticObjectMethod(m_jclass, methodID, jniArgs);

return FromJavaArray<ReturnType>(jobject);

}

else

{

throw new Exception("JNI: Unknown return type '" + typeof(ReturnType) + "'");

}

return default(ReturnType);

}

finally

{

AndroidJNI.PopLocalFrame(IntPtr.Zero);

}

//===================================================================

protected FieldType _GetStatic<FieldType>(string fieldName)

{

IntPtr fieldID = AndroidJNIHelper.GetFieldID<FieldType>(m_jclass, fieldName, true);

return _GetStatic<FieldType>(fieldID);

}

protected FieldType _GetStatic<FieldType>(IntPtr fieldID)

{

if (AndroidReflection.IsPrimitive(typeof(FieldType)))

{

if (typeof(FieldType) == typeof(Int32))

return (FieldType)(object)AndroidJNISafe.GetStaticIntField(m_jclass, fieldID);

else if (typeof(FieldType) == typeof(Boolean))

return (FieldType)(object)AndroidJNISafe.GetStaticBooleanField(m_jclass, fieldID);

else if (typeof(FieldType) == typeof(Byte))

{

Debug.LogWarning("Field type <Byte> for Java get field call is obsolete, use field type <SByte> instead");

return (FieldType)(object)(Byte)AndroidJNISafe.GetStaticSByteField(m_jclass, fieldID);

}

else if (typeof(FieldType) == typeof(SByte))

return (FieldType)(object)AndroidJNISafe.GetStaticSByteField(m_jclass, fieldID);

else if (typeof(FieldType) == typeof(Int16))

return (FieldType)(object)AndroidJNISafe.GetStaticShortField(m_jclass, fieldID);

else if (typeof(FieldType) == typeof(Int64))

return (FieldType)(object)AndroidJNISafe.GetStaticLongField(m_jclass, fieldID);

else if (typeof(FieldType) == typeof(Single))

return (FieldType)(object)AndroidJNISafe.GetStaticFloatField(m_jclass, fieldID);

else if (typeof(FieldType) == typeof(Double))

return (FieldType)(object)AndroidJNISafe.GetStaticDoubleField(m_jclass, fieldID);

else if (typeof(FieldType) == typeof(Char))

return (FieldType)(object)AndroidJNISafe.GetStaticCharField(m_jclass, fieldID);

}

else if (typeof(FieldType) == typeof(String))

return (FieldType)(object)AndroidJNISafe.GetStaticStringField(m_jclass, fieldID);

else if (typeof(FieldType) == typeof(AndroidJavaClass))

{

IntPtr jclass = AndroidJNISafe.GetStaticObjectField(m_jclass, fieldID);

return (jclass == IntPtr.Zero) ? default(FieldType) : (FieldType)(object)AndroidJavaClassDeleteLocalRef(jclass);

}

else if (typeof(FieldType) == typeof(AndroidJavaObject))

{

IntPtr jobject = AndroidJNISafe.GetStaticObjectField(m_jclass, fieldID);

return (jobject == IntPtr.Zero) ? default(FieldType) : (FieldType)(object)AndroidJavaObjectDeleteLocalRef(jobject);

}

else if (AndroidReflection.IsAssignableFrom(typeof(System.Array), typeof(FieldType)))

{

IntPtr jobject = AndroidJNISafe.GetStaticObjectField(m_jclass, fieldID);

return FromJavaArrayDeleteLocalRef<FieldType>(jobject);

}

else

{

throw new Exception("JNI: Unknown field type '" + typeof(FieldType) + "'");

}

return default(FieldType);

}

protected void _SetStatic<FieldType>(string fieldName, FieldType val)

{

IntPtr fieldID = AndroidJNIHelper.GetFieldID<FieldType>(m_jclass, fieldName, true);

_SetStatic(fieldID, val);

}

protected void _SetStatic<FieldType>(IntPtr fieldID, FieldType val)

{

if (AndroidReflection.IsPrimitive(typeof(FieldType)))

{

if (typeof(FieldType) == typeof(Int32))

AndroidJNISafe.SetStaticIntField(m_jclass, fieldID, (Int32)(object)val);

else if (typeof(FieldType) == typeof(Boolean))

AndroidJNISafe.SetStaticBooleanField(m_jclass, fieldID, (Boolean)(object)val);

else if (typeof(FieldType) == typeof(Byte))

{

Debug.LogWarning("Field type <Byte> for Java set field call is obsolete, use field type <SByte> instead");

AndroidJNISafe.SetStaticSByteField(m_jclass, fieldID, (SByte)(Byte)(object)val);

}

else if (typeof(FieldType) == typeof(SByte))

AndroidJNISafe.SetStaticSByteField(m_jclass, fieldID, (SByte)(object)val);

else if (typeof(FieldType) == typeof(Int16))

AndroidJNISafe.SetStaticShortField(m_jclass, fieldID, (Int16)(object)val);

else if (typeof(FieldType) == typeof(Int64))

AndroidJNISafe.SetStaticLongField(m_jclass, fieldID, (Int64)(object)val);

else if (typeof(FieldType) == typeof(Single))

AndroidJNISafe.SetStaticFloatField(m_jclass, fieldID, (Single)(object)val);

else if (typeof(FieldType) == typeof(Double))

AndroidJNISafe.SetStaticDoubleField(m_jclass, fieldID, (Double)(object)val);

else if (typeof(FieldType) == typeof(Char))

AndroidJNISafe.SetStaticCharField(m_jclass, fieldID, (Char)(object)val);

}

else if (typeof(FieldType) == typeof(String))

AndroidJNISafe.SetStaticStringField(m_jclass, fieldID, (String)(object)val);

else if (typeof(FieldType) == typeof(AndroidJavaClass))

{

AndroidJNISafe.SetStaticObjectField(m_jclass, fieldID, val == null ? IntPtr.Zero : ((AndroidJavaClass)(object)val).m_jclass);

}

else if (typeof(FieldType) == typeof(AndroidJavaObject))

{

AndroidJNISafe.SetStaticObjectField(m_jclass, fieldID, val == null ? IntPtr.Zero : ((AndroidJavaObject)(object)val).m_jobject);

}

else if (AndroidReflection.IsAssignableFrom(typeof(System.Array), typeof(FieldType)))

{

IntPtr jobject = AndroidJNIHelper.ConvertToJNIArray((Array)(object)val);

AndroidJNISafe.SetStaticObjectField(m_jclass, fieldID, jobject);

}

else

{

throw new Exception("JNI: Unknown field type '" + typeof(FieldType) + "'");

}

internal static AndroidJavaObject AndroidJavaObjectDeleteLocalRef(IntPtr jobject)

{

try { return new AndroidJavaObject(jobject); } finally { AndroidJNISafe.DeleteLocalRef(jobject); }

}

internal static AndroidJavaClass AndroidJavaClassDeleteLocalRef(IntPtr jclass)

{

try { return new AndroidJavaClass(jclass); } finally { AndroidJNISafe.DeleteLocalRef(jclass); }

}

internal static ReturnType FromJavaArrayDeleteLocalRef<ReturnType>(IntPtr jobject)

{

if (jobject == IntPtr.Zero)

return default(ReturnType);

try

{

return (ReturnType)(object)AndroidJNIHelper.ConvertFromJNIArray<ReturnType>(jobject);

}

finally

{

AndroidJNISafe.DeleteLocalRef(jobject);

}

internal static ReturnType FromJavaArray<ReturnType>(IntPtr jobject)

{

if (jobject == IntPtr.Zero)

return default(ReturnType);

return (ReturnType)(object)AndroidJNIHelper.ConvertFromJNIArray<ReturnType>(jobject);

}

//===================================================================

protected IntPtr _GetRawObject() { return m_jobject == null ? IntPtr.Zero : m_jobject; }

protected IntPtr _GetRawClass() { return m_jclass; }

internal GlobalJavaObjectRef m_jobject;

internal GlobalJavaObjectRef m_jclass; // use this for static lookups; reset in subclases

}

public class AndroidJavaClass : AndroidJavaObject

{

// Construct an AndroidJavaClass from the class name

public AndroidJavaClass(string className) : base()

{

_AndroidJavaClass(className);

}

private void _AndroidJavaClass(string className)

{

View remainder of file in raw view

UnityCsReference/Modules/AndroidJNI/AndroidJava.cs at master · gemzone/UnityCsReference · GitHub

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