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

org.mvel2.asm.MethodVisitor.visitInsn()
Visits a zero operand instruction. @param opcode the opcode of the instruction to be visited. This opcode is either NOP, ACONST_NULL, ICONST_M1, ICONST_0, ICONST_1, ICONST_2, ICONST_3, ICONST_4, ICONST_5, LCONST_0, LCONST_1, FCONST_0, FCONST_1, FCONST_2, DCONST_0, DCONST_1, IALOAD, LALOAD, FALOAD, DALOAD, AALOAD, BALOAD, CALOAD, SALOAD, IASTORE, LASTORE, FASTORE, DASTORE, AASTORE, BASTORE, CASTORE, SASTORE, POP, POP2, DUP, DUP_X1, DUP_X2, DUP2, DUP2_X1, DUP2_X2, SWAP, IADD, LADD, FADD, DADD, ISUB, LSUB, FSUB, DSUB, IMUL, LMUL, FMUL, DMUL, IDIV, LDIV, FDIV, DDIV, IREM, LREM, FREM, DREM, INEG, LNEG, FNEG, DNEG, ISHL, LSHL, ISHR, LSHR, IUSHR, LUSHR, IAND, LAND, IOR, LOR, IXOR, LXOR, I2L, I2F, I2D, L2I, L2F, L2D, F2I, F2L, F2D, D2I, D2L, D2F, I2B, I2C, I2S, LCMP, FCMPL, FCMPG, DCMPL, DCMPG, IRETURN, LRETURN, FRETURN, DRETURN, ARETURN, RETURN, ARRAYLENGTH, ATHROW, MONITORENTER, or MONITOREXIT.

                        mv.visitVarInsn( ILOAD, 1 );
                        mv.visitInsn( IMUL );
                        mv.visitVarInsn( ALOAD, 0 );
                        mv.visitMethodInsn( INVOKEVIRTUAL, proxyType, BuildUtils.getterName( field.getName(), field.getTypeName() ), 
                                            "()" + BuildUtils.getTypeDescriptor( field.getTypeName() ) ) ;
                        mv.visitInsn( IADD );
                        mv.visitVarInsn( ISTORE, 1 );


                    }
                }

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                    }
                }


            }
            mv.visitVarInsn( ILOAD, 1 );
            mv.visitInsn( IRETURN );
//            mv.visitMaxs( x, y );
            mv.visitMaxs( 0, 0 );
            mv.visitEnd();
        }
    }

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        MethodVisitor mv;
        {
            mv = cw.visitMethod( ACC_PUBLIC, "toString", "()" + Type.getDescriptor( String.class ), null, null );
            mv.visitCode();
            mv.visitTypeInsn( NEW, Type.getInternalName( StringBuilder.class ) );
            mv.visitInsn( DUP );
            mv.visitMethodInsn( INVOKESPECIAL, Type.getInternalName( StringBuilder.class ), "<init>", "()V" );
            mv.visitLdcInsn( "(@" + proxy + ") : " );
            mv.visitMethodInsn( INVOKEVIRTUAL, Type.getInternalName( StringBuilder.class ), "append", "(" + Type.getDescriptor( String.class ) + ")" + Type.getDescriptor( StringBuilder.class ) );
            mv.visitVarInsn( ALOAD, 0 );
            mv.visitMethodInsn( INVOKEVIRTUAL, BuildUtils.getInternalType( proxy ), "getFields", "()" + Type.getDescriptor( Map.class ) );

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            mv.visitMethodInsn( INVOKEVIRTUAL, BuildUtils.getInternalType( proxy ), "getFields", "()" + Type.getDescriptor( Map.class ) );
            mv.visitMethodInsn( INVOKEINTERFACE, Type.getInternalName( Map.class ) , "entrySet", "()" + Type.getDescriptor( Set.class ) );
            mv.visitMethodInsn( INVOKEVIRTUAL, Type.getInternalName( Object.class ), "toString", "()" + Type.getDescriptor( String.class ));
            mv.visitMethodInsn( INVOKEVIRTUAL, Type.getInternalName( StringBuilder.class ), "append", "(" + Type.getDescriptor( String.class ) + ")" + Type.getDescriptor( StringBuilder.class ) );
            mv.visitMethodInsn( INVOKEVIRTUAL, Type.getInternalName( StringBuilder.class ), "toString", "()" + Type.getDescriptor( String.class ));
            mv.visitInsn( ARETURN );
//            mv.visitMaxs( 2, 1 );
            mv.visitMaxs( 0, 0 );
            mv.visitEnd();


        }

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                        synchField( mv, fld, proxyName );
                    }
                }
            }


            mv.visitInsn( RETURN );
            mv.visitMaxs( 0, 0 );
            mv.visitEnd();
        }
    }

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                                Type.getInternalName( TripleBasedStruct.class ),
                                "<init>", 
                                "()V" );
//            mv.visitVarInsn(ALOAD, 0);
//            mv.visitMethodInsn(INVOKESPECIAL, internalWrapper, "initSoftFields", "()V");
            mv.visitInsn( RETURN );
//            mv.visitMaxs( 1, 1 );
            mv.visitMaxs( 0, 0 );
            mv.visitEnd();

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                    mv.visitMethodInsn( INVOKEVIRTUAL, proxyType, BuildUtils.getterName( field.getName(), field.getTypeName() ), 
                                        "()" + BuildUtils.getTypeDescriptor( field.getTypeName() ) );
                    mv.visitVarInsn( ALOAD, 2 );
                    mv.visitMethodInsn( INVOKEVIRTUAL, proxyType, BuildUtils.getterName( field.getName(), field.getTypeName() ), 
                                        "()" + BuildUtils.getTypeDescriptor( field.getTypeName() ) );
                    mv.visitInsn( LCMP );
                    Label l8 = new Label();
                    mv.visitJumpInsn( IFEQ, l8 );
                    mv.visitInsn( ICONST_0 );
                    mv.visitInsn( IRETURN );
                    mv.visitLabel( l8 );

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                    mv.visitMethodInsn( INVOKEVIRTUAL, proxyType, BuildUtils.getterName( field.getName(), field.getTypeName() ), 
                                        "()" + BuildUtils.getTypeDescriptor( field.getTypeName() ) );
                    mv.visitInsn( LCMP );
                    Label l8 = new Label();
                    mv.visitJumpInsn( IFEQ, l8 );
                    mv.visitInsn( ICONST_0 );
                    mv.visitInsn( IRETURN );
                    mv.visitLabel( l8 );


                    x = Math.max( x, 4 );

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                                        "()" + BuildUtils.getTypeDescriptor( field.getTypeName() ) );
                    mv.visitInsn( LCMP );
                    Label l8 = new Label();
                    mv.visitJumpInsn( IFEQ, l8 );
                    mv.visitInsn( ICONST_0 );
                    mv.visitInsn( IRETURN );
                    mv.visitLabel( l8 );


                    x = Math.max( x, 4 );


                } else {

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                    mv.visitVarInsn( ALOAD, 2 );
                    mv.visitMethodInsn( INVOKEVIRTUAL, proxyType, BuildUtils.getterName( field.getName(), field.getTypeName() ), 
                                        "()" + BuildUtils.getTypeDescriptor( field.getTypeName() ) );
                    Label l4 = new Label();
                    mv.visitJumpInsn( IF_ICMPEQ, l4 );
                    mv.visitInsn( ICONST_0 );
                    mv.visitInsn( IRETURN );
                    mv.visitLabel( l4 );


                }

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