Examples of org.mvel2.asm.MethodVisitor.visitLabel()

org.mvel2.asm.MethodVisitor.visitLabel()
Visits a label. A label designates the instruction that will be visited just after it. @param label a {@link Label Label} object.

                                 null,
                                 null );


            mv.visitCode();
            final Label l0 = new Label();
            mv.visitLabel( l0 );


            mv.visitVarInsn( Opcodes.ALOAD,
                             1 );
            mv.visitTypeInsn( Opcodes.CHECKCAST,
                              Type.getInternalName( originalClass ) );

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            }


            mv.visitInsn( Opcodes.RETURN );


            final Label l1 = new Label();
            mv.visitLabel( l1 );
            mv.visitLocalVariable( "this",
                                   "L" + className + ";",
                                   null,
                                   l0,
                                   l1,

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                mv.visitVarInsn( ALOAD, 0 );
                mv.visitFieldInsn( GETFIELD, BuildUtils.getInternalType( wrapperName ), TraitableBean.TRAITSET_FIELD_NAME, Type.getDescriptor( Map.class ) );
                mv.visitFieldInsn( GETSTATIC, Type.getInternalName( Collections.class ), "EMPTY_MAP", Type.getDescriptor( Map.class ) );
                Label l1 = new Label();
                mv.visitJumpInsn( IF_ACMPNE, l1 );
                mv.visitLabel( l0 );


                mv.visitVarInsn( ALOAD, 0 );
                mv.visitTypeInsn( NEW, Type.getInternalName( TraitTypeMap.class ) );
                mv.visitInsn( DUP );
                mv.visitTypeInsn( NEW, Type.getInternalName( HashMap.class ) );

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                mv.visitTypeInsn( NEW, Type.getInternalName( HashMap.class ) );
                mv.visitInsn( DUP );
                mv.visitMethodInsn( INVOKESPECIAL, Type.getInternalName( HashMap.class ), "<init>", "()V" );
                mv.visitMethodInsn( INVOKESPECIAL, Type.getInternalName( TraitTypeMap.class ), "<init>", "(" + Type.getDescriptor( Map.class ) + ")V" );
                mv.visitFieldInsn( PUTFIELD, BuildUtils.getInternalType( wrapperName ), TraitableBean.TRAITSET_FIELD_NAME, Type.getDescriptor( Map.class ) );
                mv.visitLabel( l1 );
                mv.visitVarInsn( ALOAD, 0 );
                mv.visitFieldInsn( GETFIELD, BuildUtils.getInternalType( wrapperName ), TraitableBean.TRAITSET_FIELD_NAME, Type.getDescriptor( Map.class ) );
                mv.visitInsn( ARETURN );
                mv.visitMaxs( 0, 0 );
                mv.visitEnd();

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                mv.visitMethodInsn( INVOKEINTERFACE, Type.getInternalName( Map.class ), "isEmpty", Type.getMethodDescriptor( Type.BOOLEAN_TYPE, new Type[] {} ) );
                mv.visitJumpInsn( IFNE, l5 );
                mv.visitInsn( ICONST_1 );
                Label l4 = new Label();
                mv.visitJumpInsn( GOTO, l4 );
                mv.visitLabel( l5 );
                mv.visitInsn( ICONST_0 );
                mv.visitLabel( l4 );
                mv.visitInsn( IRETURN );
                mv.visitMaxs( 0, 0 );
                mv.visitEnd();

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                mv.visitInsn( ICONST_1 );
                Label l4 = new Label();
                mv.visitJumpInsn( GOTO, l4 );
                mv.visitLabel( l5 );
                mv.visitInsn( ICONST_0 );
                mv.visitLabel( l4 );
                mv.visitInsn( IRETURN );
                mv.visitMaxs( 0, 0 );
                mv.visitEnd();
            }
        }

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                if ( j != N ) {
                    Label l1 = new Label();
                    mv.visitJumpInsn( IFNONNULL, l1 );
                    mv.visitInsn( ICONST_1 );
                    mv.visitInsn( IRETURN );
                    mv.visitLabel( l1 );
                } else {
                    mv.visitJumpInsn( IFNONNULL, l99 );
                    mv.visitInsn( ICONST_1 );
                    mv.visitInsn( IRETURN );
                    mv.visitLabel( l99 );

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                    mv.visitLabel( l1 );
                } else {
                    mv.visitJumpInsn( IFNONNULL, l99 );
                    mv.visitInsn( ICONST_1 );
                    mv.visitInsn( IRETURN );
                    mv.visitLabel( l99 );
                }


            }
        }

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                                    "put", 
                                    "(" + Type.getDescriptor( String.class ) + Type.getDescriptor( Object.class ) + ")" + Type.getDescriptor( Object.class ) );
                mv.visitInsn( POP );
                mv.visitVarInsn( ALOAD, 2 );
                mv.visitInsn( ARETURN );
                mv.visitLabel( l2 );
            }
        }


        mv.visitVarInsn( ALOAD, 0 );
        mv.visitVarInsn( ALOAD, 1 );

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                        mv.visitMethodInsn( INVOKEVIRTUAL, proxyType, BuildUtils.getterName( field.getName(), field.getTypeName() ), 
                                            "()" + BuildUtils.getTypeDescriptor( field.getTypeName() ) );
                        mv.visitMethodInsn( INVOKEVIRTUAL, BuildUtils.getInternalType( field.getTypeName() ), "hashCode", "()I" );
                        Label l9 = new Label();
                        mv.visitJumpInsn( GOTO, l9 );
                        mv.visitLabel( l8 );
                        mv.visitInsn( ICONST_0 );
                        mv.visitLabel( l9 );
                        mv.visitInsn( IADD );
                        mv.visitVarInsn( ISTORE, 1 );

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