JavaObjectMBS.BooleanField(TheField as JavaFieldMBS) as boolean

Do not use for static fields!
(Read and Write computed property)

JavaObjectMBS.ByteField(TheField as JavaFieldMBS) as Integer

Do not use for static fields!
(Read and Write computed property)

JavaObjectMBS.CallBooleanMethod(MethodID as JavaMethodMBS, args as memoryblock) as boolean

This family of operations invokes an instance (non-static) method on a Java object, according to the specified method ID. The methodID argument must be obtained by calling GetMethodID.

When this function is used to call private methods and constructors, the method ID must be derived from the real class of obj, not from one of its super classes.

Programmers place all arguments to the method in an args memoryblock that immediately follows the methodID argument.
In the memoryblock you need to use 8 bytes per argument and align them correctly. (alignment depends on platform)

JavaObjectMBS.CallByteMethod(MethodID as JavaMethodMBS, args as memoryblock) as Integer

This family of operations invokes an instance (non-static) method on a Java object, according to the specified method ID. The methodID argument must be obtained by calling GetMethodID.

When this function is used to call private methods and constructors, the method ID must be derived from the real class of obj, not from one of its super classes.

Programmers place all arguments to the method in an args memoryblock that immediately follows the methodID argument.
In the memoryblock you need to use 8 bytes per argument and align them correctly. (alignment depends on platform)

JavaObjectMBS.CallCharMethod(MethodID as JavaMethodMBS, args as memoryblock) as Integer

This family of operations invokes an instance (non-static) method on a Java object, according to the specified method ID. The methodID argument must be obtained by calling GetMethodID.

When this function is used to call private methods and constructors, the method ID must be derived from the real class of obj, not from one of its super classes.

Programmers place all arguments to the method in an args memoryblock that immediately follows the methodID argument.
In the memoryblock you need to use 8 bytes per argument and align them correctly. (alignment depends on platform)

JavaObjectMBS.CallDoubleMethod(MethodID as JavaMethodMBS, args as memoryblock) as Double

This family of operations invokes an instance (non-static) method on a Java object, according to the specified method ID. The methodID argument must be obtained by calling GetMethodID.

When this function is used to call private methods and constructors, the method ID must be derived from the real class of obj, not from one of its super classes.

Programmers place all arguments to the method in an args memoryblock that immediately follows the methodID argument.
In the memoryblock you need to use 8 bytes per argument and align them correctly. (alignment depends on platform)

JavaObjectMBS.CallFloatMethod(MethodID as JavaMethodMBS, args as memoryblock) as single

This family of operations invokes an instance (non-static) method on a Java object, according to the specified method ID. The methodID argument must be obtained by calling GetMethodID.

When this function is used to call private methods and constructors, the method ID must be derived from the real class of obj, not from one of its super classes.

Programmers place all arguments to the method in an args memoryblock that immediately follows the methodID argument.
In the memoryblock you need to use 8 bytes per argument and align them correctly. (alignment depends on platform)

JavaObjectMBS.CallIntMethod(MethodID as JavaMethodMBS, args as memoryblock) as Integer

This family of operations invokes an instance (non-static) method on a Java object, according to the specified method ID. The methodID argument must be obtained by calling GetMethodID.

When this function is used to call private methods and constructors, the method ID must be derived from the real class of obj, not from one of its super classes.

Programmers place all arguments to the method in an args memoryblock that immediately follows the methodID argument.
In the memoryblock you need to use 8 bytes per argument and align them correctly. (alignment depends on platform)

Some examples using this method:

• /Java/JavaTest/Java

JavaObjectMBS.CallLongMethod(MethodID as JavaMethodMBS, args as memoryblock) as Int64

This family of operations invokes an instance (non-static) method on a Java object, according to the specified method ID. The methodID argument must be obtained by calling GetMethodID.

When this function is used to call private methods and constructors, the method ID must be derived from the real class of obj, not from one of its super classes.

Programmers place all arguments to the method in an args memoryblock that immediately follows the methodID argument.
In the memoryblock you need to use 8 bytes per argument and align them correctly. (alignment depends on platform)

JavaObjectMBS.CallMethod(MethodID as JavaMethodMBS, args() as Variant) as Variant

Dim vm As JavaVMMBS // your initialized VM

// 1. Find class
Dim jclass As JavaClassMBS =vm.FindClass("stringtest")

if jclass=nil then
  msgbox "Can't find stringtest class"
  Return
end if

// 2. Call constructor
dim jmethod1 as JavaMethodMBS = jclass.GetMethod("<init>", "()V")

if jmethod1=nil then
  msgbox "Can't find constructor"
  Return
end if

// 3. Create object
Dim param1() As Variant
dim jobject1 as JavaObjectMBS=jclass.NewObject(jmethod1, param1)

if jobject1=nil then
  MsgBox "Constructor failed!?"
  Return
end if

// 4. lookup method
Dim jmethod3 As JavaMethodMBS = jclass.GetMethod("setValue","(Ljava/lang/String;)V")
if jmethod3=nil then
  MsgBox "Failed to find setValue method."
  Return
end if

// 5. Call method
Dim param3() As Variant
param3.append "Hello World"
Call jobject1.CallMethod(jmethod3,param3)

MsgBox "done"

This call invokes an instance (non-static) method on a Java object, according to the specified class and method ID. The methodID argument must be obtained by calling GetMethodID on the class TheClass.

The CallNonvirtualMethod family of routines and the CallMethod family of routines are different. CallMethod routines invoke the method based on the class of the object, while CallNonvirtualMethod routines invoke the method based on the class, designated by the TheClass parameter, from which the method ID is obtained. The method ID must be obtained from the real class of the object or from one of its superclasses.

Programmers place all arguments to the method in an args variant array that immediately follows the methodID argument.

This is generic version, where our plugin translates between native Xojo data types and Java data types. We support conversion of boolean, byte (integer), char (integer), short (integer), int (integer), long (int64), double, float (single) and Java objects. Objects can be JavaObjectMBS or subclasses including JavaStringMBS and the JavaArrayMBS subclasses. For your convenience you can pass in string and we convert to JavaStringMBS for you.

JavaObjectMBS.CallNonvirtualBooleanMethod(TheClass as JavaClassMBS, MethodID as JavaMethodMBS, args as memoryblock) as boolean

This call invokes an instance (non-static) method on a Java object, according to the specified class and method ID. The methodID argument must be obtained by calling GetMethodID on the class TheClass.

The CallNonvirtualMethod family of routines and the CallMethod family of routines are different. CallMethod routines invoke the method based on the class of the object, while CallNonvirtualMethod routines invoke the method based on the class, designated by the TheClass parameter, from which the method ID is obtained. The method ID must be obtained from the real class of the object or from one of its superclasses.

Programmers place all arguments to the method in an args memoryblock that immediately follows the methodID argument.
In the memoryblock you need to use 8 bytes per argument and align them correctly. (alignment depends on platform)

JavaObjectMBS.CallNonvirtualByteMethod(TheClass as JavaClassMBS, MethodID as JavaMethodMBS, args as memoryblock) as Integer

This call invokes an instance (non-static) method on a Java object, according to the specified class and method ID. The methodID argument must be obtained by calling GetMethodID on the class TheClass.

The CallNonvirtualMethod family of routines and the CallMethod family of routines are different. CallMethod routines invoke the method based on the class of the object, while CallNonvirtualMethod routines invoke the method based on the class, designated by the TheClass parameter, from which the method ID is obtained. The method ID must be obtained from the real class of the object or from one of its superclasses.

Programmers place all arguments to the method in an args memoryblock that immediately follows the methodID argument.
In the memoryblock you need to use 8 bytes per argument and align them correctly. (alignment depends on platform)

JavaObjectMBS.CallNonvirtualCharMethod(TheClass as JavaClassMBS, MethodID as JavaMethodMBS, args as memoryblock) as Integer

This call invokes an instance (non-static) method on a Java object, according to the specified class and method ID. The methodID argument must be obtained by calling GetMethodID on the class TheClass.

The CallNonvirtualMethod family of routines and the CallMethod family of routines are different. CallMethod routines invoke the method based on the class of the object, while CallNonvirtualMethod routines invoke the method based on the class, designated by the TheClass parameter, from which the method ID is obtained. The method ID must be obtained from the real class of the object or from one of its superclasses.

Programmers place all arguments to the method in an args memoryblock that immediately follows the methodID argument.
In the memoryblock you need to use 8 bytes per argument and align them correctly. (alignment depends on platform)

JavaObjectMBS.CallNonvirtualDoubleMethod(TheClass as JavaClassMBS, MethodID as JavaMethodMBS, args as memoryblock) as Double

This call invokes an instance (non-static) method on a Java object, according to the specified class and method ID. The methodID argument must be obtained by calling GetMethodID on the class TheClass.

The CallNonvirtualMethod family of routines and the CallMethod family of routines are different. CallMethod routines invoke the method based on the class of the object, while CallNonvirtualMethod routines invoke the method based on the class, designated by the TheClass parameter, from which the method ID is obtained. The method ID must be obtained from the real class of the object or from one of its superclasses.

Programmers place all arguments to the method in an args memoryblock that immediately follows the methodID argument.
In the memoryblock you need to use 8 bytes per argument and align them correctly. (alignment depends on platform)

JavaObjectMBS.CallNonvirtualFloatMethod(TheClass as JavaClassMBS, MethodID as JavaMethodMBS, args as memoryblock) as single

This call invokes an instance (non-static) method on a Java object, according to the specified class and method ID. The methodID argument must be obtained by calling GetMethodID on the class TheClass.

The CallNonvirtualMethod family of routines and the CallMethod family of routines are different. CallMethod routines invoke the method based on the class of the object, while CallNonvirtualMethod routines invoke the method based on the class, designated by the TheClass parameter, from which the method ID is obtained. The method ID must be obtained from the real class of the object or from one of its superclasses.

Programmers place all arguments to the method in an args memoryblock that immediately follows the methodID argument.
In the memoryblock you need to use 8 bytes per argument and align them correctly. (alignment depends on platform)

JavaObjectMBS.CallNonvirtualIntMethod(TheClass as JavaClassMBS, MethodID as JavaMethodMBS, args as memoryblock) as Integer

This call invokes an instance (non-static) method on a Java object, according to the specified class and method ID. The methodID argument must be obtained by calling GetMethodID on the class TheClass.

The CallNonvirtualMethod family of routines and the CallMethod family of routines are different. CallMethod routines invoke the method based on the class of the object, while CallNonvirtualMethod routines invoke the method based on the class, designated by the TheClass parameter, from which the method ID is obtained. The method ID must be obtained from the real class of the object or from one of its superclasses.

Programmers place all arguments to the method in an args memoryblock that immediately follows the methodID argument.
In the memoryblock you need to use 8 bytes per argument and align them correctly. (alignment depends on platform)

JavaObjectMBS.CallNonvirtualLongMethod(TheClass as JavaClassMBS, MethodID as JavaMethodMBS, args as memoryblock) as Int64

This call invokes an instance (non-static) method on a Java object, according to the specified class and method ID. The methodID argument must be obtained by calling GetMethodID on the class TheClass.

The CallNonvirtualMethod family of routines and the CallMethod family of routines are different. CallMethod routines invoke the method based on the class of the object, while CallNonvirtualMethod routines invoke the method based on the class, designated by the TheClass parameter, from which the method ID is obtained. The method ID must be obtained from the real class of the object or from one of its superclasses.

Programmers place all arguments to the method in an args memoryblock that immediately follows the methodID argument.
In the memoryblock you need to use 8 bytes per argument and align them correctly. (alignment depends on platform)

JavaObjectMBS.CallNonvirtualMethod(TheClass as JavaClassMBS, MethodID as JavaMethodMBS, args() as Variant) as Variant

This call invokes an instance (non-static) method on a Java object, according to the specified class and method ID. The methodID argument must be obtained by calling GetMethodID on the class TheClass.

The CallNonvirtualMethod family of routines and the CallMethod family of routines are different. CallMethod routines invoke the method based on the class of the object, while CallNonvirtualMethod routines invoke the method based on the class, designated by the TheClass parameter, from which the method ID is obtained. The method ID must be obtained from the real class of the object or from one of its superclasses.

Programmers place all arguments to the method in an args variant array that immediately follows the methodID argument.

This is generic version, where our plugin translates between native Xojo data types and Java data types. We support conversion of boolean, byte (integer), char (integer), short (integer), int (integer), long (int64), double, float (single) and Java objects. Objects can be JavaObjectMBS or subclasses including JavaStringMBS and the JavaArrayMBS subclasses. For your convenience you can pass in string and we convert to JavaStringMBS for you.

JavaObjectMBS.CallNonvirtualObjectMethod(TheClass as JavaClassMBS, MethodID as JavaMethodMBS, args as memoryblock) as JavaObjectMBS

This call invokes an instance (non-static) method on a Java object, according to the specified class and method ID. The methodID argument must be obtained by calling GetMethodID on the class TheClass.

The CallNonvirtualMethod family of routines and the CallMethod family of routines are different. CallMethod routines invoke the method based on the class of the object, while CallNonvirtualMethod routines invoke the method based on the class, designated by the TheClass parameter, from which the method ID is obtained. The method ID must be obtained from the real class of the object or from one of its superclasses.

Programmers place all arguments to the method in an args memoryblock that immediately follows the methodID argument.
In the memoryblock you need to use 8 bytes per argument and align them correctly. (alignment depends on platform)

JavaObjectMBS.CallNonvirtualShortMethod(TheClass as JavaClassMBS, MethodID as JavaMethodMBS, args as memoryblock) as Integer

This call invokes an instance (non-static) method on a Java object, according to the specified class and method ID. The methodID argument must be obtained by calling GetMethodID on the class TheClass.

The CallNonvirtualMethod family of routines and the CallMethod family of routines are different. CallMethod routines invoke the method based on the class of the object, while CallNonvirtualMethod routines invoke the method based on the class, designated by the TheClass parameter, from which the method ID is obtained. The method ID must be obtained from the real class of the object or from one of its superclasses.

Programmers place all arguments to the method in an args memoryblock that immediately follows the methodID argument.
In the memoryblock you need to use 8 bytes per argument and align them correctly. (alignment depends on platform)

JavaObjectMBS.CallNonvirtualVoidMethod(TheClass as JavaClassMBS, MethodID as JavaMethodMBS, args as memoryblock)

This call invokes an instance (non-static) method on a Java object, according to the specified class and method ID. The methodID argument must be obtained by calling GetMethodID on the class TheClass.

The CallNonvirtualMethod family of routines and the CallMethod family of routines are different. CallMethod routines invoke the method based on the class of the object, while CallNonvirtualMethod routines invoke the method based on the class, designated by the TheClass parameter, from which the method ID is obtained. The method ID must be obtained from the real class of the object or from one of its superclasses.

Programmers place all arguments to the method in an args memoryblock that immediately follows the methodID argument.
In the memoryblock you need to use 8 bytes per argument and align them correctly. (alignment depends on platform)

JavaObjectMBS.CallObjectMethod(MethodID as JavaMethodMBS, args as memoryblock) as JavaObjectMBS

This family of operations invokes an instance (non-static) method on a Java object, according to the specified method ID. The methodID argument must be obtained by calling GetMethodID.

When this function is used to call private methods and constructors, the method ID must be derived from the real class of obj, not from one of its super classes.

Programmers place all arguments to the method in an args memoryblock that immediately follows the methodID argument.
In the memoryblock you need to use 8 bytes per argument and align them correctly. (alignment depends on platform)

JavaObjectMBS.CallShortMethod(MethodID as JavaMethodMBS, args as memoryblock) as Integer

This family of operations invokes an instance (non-static) method on a Java object, according to the specified method ID. The methodID argument must be obtained by calling GetMethodID.

When this function is used to call private methods and constructors, the method ID must be derived from the real class of obj, not from one of its super classes.

Programmers place all arguments to the method in an args memoryblock that immediately follows the methodID argument.
In the memoryblock you need to use 8 bytes per argument and align them correctly. (alignment depends on platform)

JavaObjectMBS.CallVoidMethod(MethodID as JavaMethodMBS, args as memoryblock)

This family of operations invokes an instance (non-static) method on a Java object, according to the specified method ID. The methodID argument must be obtained by calling GetMethodID.

When this function is used to call private methods and constructors, the method ID must be derived from the real class of obj, not from one of its super classes.

Programmers place all arguments to the method in an args memoryblock that immediately follows the methodID argument.
In the memoryblock you need to use 8 bytes per argument and align them correctly. (alignment depends on platform)

Some examples using this method:

• /Java/JavaTest/Java

JavaObjectMBS.CharField(TheField as JavaFieldMBS) as Integer

Do not use for static fields!
(Read and Write computed property)

JavaObjectMBS.Constructor   Private

JavaObjectMBS.DoubleField(TheField as JavaFieldMBS) as Double

Do not use for static fields!
(Read and Write computed property)

JavaObjectMBS.Field(TheField as JavaFieldMBS) as Variant

This is generic version, where our plugin translates between native Xojo data types and Java data types. We support conversion of boolean, byte (integer), char (integer), short (integer), int (integer), long (int64), double, float (single) and Java objects. Objects can be JavaObjectMBS or subclasses including JavaStringMBS and the JavaArrayMBS subclasses. For your convenience you can pass in string and we convert to JavaStringMBS for you.

Do not use for static fields!
(Read and Write computed property)

JavaObjectMBS.FloatField(TheField as JavaFieldMBS) as single

Do not use for static fields!
(Read and Write computed property)

JavaObjectMBS.GetDirectBufferAddress(directbuffer as JavaObjectMBS) as Integer

Returns 0 on any error.

JavaObjectMBS.GetDirectBufferCapacity(directbuffer as JavaObjectMBS) as Integer

Returns 0 on any error.

JavaObjectMBS.IntField(TheField as JavaFieldMBS) as Integer

Do not use for static fields!
(Read and Write computed property)

Some examples using this property:

• /Java/JavaTest/Java

JavaObjectMBS.IsInstanceOf(TheClass as JavaClassMBS) as boolean

Returns true if obj can be cast to TheClass; otherwise, returns false. A nil object can be cast to any class.

JavaObjectMBS.IsSameObject(obj as JavaObjectMBS) as boolean

Returns true if ref1 and ref2 refer to the same Java object, or are both nil; otherwise, returns false.

False on any error.

JavaObjectMBS.LongField(TheField as JavaFieldMBS) as Int64

Do not use for static fields!
(Read and Write computed property)

JavaObjectMBS.ObjectClass as JavaClassMBS

Returns nil on any error.

JavaObjectMBS.ObjectField(TheField as JavaFieldMBS) as JavaObjectMBS

Do not use for static fields!
(Read and Write computed property)

JavaObjectMBS.ShortField(TheField as JavaFieldMBS) as Integer

Do not use for static fields!
(Read and Write computed property)