Package org.ow2.easybeans.asm

Examples of org.ow2.easybeans.asm.MethodVisitor.visitInsn()

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    private void addEasyBeansInvocationContextGetFactory() {
        MethodVisitor mv = getCW().visitMethod(ACC_PUBLIC, "getFactory", "()" + EASYBEANS_FACTORY, null, null);
        mv.visitCode();
        mv.visitVarInsn(ALOAD, 0);
        mv.visitFieldInsn(GETFIELD, this.generatedClassName, "factory", EASYBEANS_FACTORY);
        mv.visitInsn(ARETURN);
        mv.visitMaxs(0, 0);
        mv.visitEnd();

    }
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            // build an array of java.lang.Class with the size of args of the method
            mv.visitIntInsn(BIPUSH, this.methodArgsType.length);
            mv.visitTypeInsn(ANEWARRAY, "java/lang/Class");
            int argCount = 0;
            for (Type type : this.methodArgsType) {
                mv.visitInsn(DUP);
                mv.visitIntInsn(BIPUSH, argCount);
                visitClassType(type, mv);
                mv.visitInsn(AASTORE);
                argCount++;
            }
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            int argCount = 0;
            for (Type type : this.methodArgsType) {
                mv.visitInsn(DUP);
                mv.visitIntInsn(BIPUSH, argCount);
                visitClassType(type, mv);
                mv.visitInsn(AASTORE);
                argCount++;
            }

            // signature of the getMethod() method on java.lang.Class class
            mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/Class",
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            // }
            Label firstCatchLabel = new Label();
            mv.visitLabel(firstCatchLabel);
            mv.visitVarInsn(ASTORE, 1);
            mv.visitTypeInsn(NEW, "java/lang/RuntimeException");
            mv.visitInsn(DUP);
            mv.visitLdcInsn("Cannot find method due to a security exception");
            mv.visitVarInsn(ALOAD, 1);
            mv.visitMethodInsn(INVOKESPECIAL, "java/lang/RuntimeException", "<init>",
                    "(Ljava/lang/String;Ljava/lang/Throwable;)V");
            mv.visitInsn(ATHROW);
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            mv.visitInsn(DUP);
            mv.visitLdcInsn("Cannot find method due to a security exception");
            mv.visitVarInsn(ALOAD, 1);
            mv.visitMethodInsn(INVOKESPECIAL, "java/lang/RuntimeException", "<init>",
                    "(Ljava/lang/String;Ljava/lang/Throwable;)V");
            mv.visitInsn(ATHROW);


            // } catch (NoSuchMethodException e) {
            //   throw new RuntimeException("Cannot...", e);
            // }
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            // }
            Label secondCatchLabel = new Label();
            mv.visitLabel(secondCatchLabel);
            mv.visitVarInsn(ASTORE, 1);
            mv.visitTypeInsn(NEW, "java/lang/RuntimeException");
            mv.visitInsn(DUP);
            mv.visitLdcInsn("Cannot find the method");
            mv.visitVarInsn(ALOAD, 1);
            mv.visitMethodInsn(INVOKESPECIAL, "java/lang/RuntimeException", "<init>",
                    "(Ljava/lang/String;Ljava/lang/Throwable;)V");
            mv.visitInsn(ATHROW);
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            mv.visitInsn(DUP);
            mv.visitLdcInsn("Cannot find the method");
            mv.visitVarInsn(ALOAD, 1);
            mv.visitMethodInsn(INVOKESPECIAL, "java/lang/RuntimeException", "<init>",
                    "(Ljava/lang/String;Ljava/lang/Throwable;)V");
            mv.visitInsn(ATHROW);


            // if method is not null, return it
            mv.visitLabel(notNullParametersLabel);
            mv.visitFieldInsn(GETSTATIC, this.generatedClassName, "method", JAVA_LANG_REFLECT_METHOD);
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            // if method is not null, return it
            mv.visitLabel(notNullParametersLabel);
            mv.visitFieldInsn(GETSTATIC, this.generatedClassName, "method", JAVA_LANG_REFLECT_METHOD);
            mv.visitInsn(ARETURN);

            // add try/cacth
            mv.visitTryCatchBlock(tryLabel, firstCatchLabel, firstCatchLabel, "java/lang/SecurityException");
            mv.visitTryCatchBlock(tryLabel, firstCatchLabel, secondCatchLabel, "java/lang/NoSuchMethodException");
        } else {
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            // add try/cacth
            mv.visitTryCatchBlock(tryLabel, firstCatchLabel, firstCatchLabel, "java/lang/SecurityException");
            mv.visitTryCatchBlock(tryLabel, firstCatchLabel, secondCatchLabel, "java/lang/NoSuchMethodException");
        } else {
            // for lifecycle method
            mv.visitInsn(ACONST_NULL);
            mv.visitInsn(ARETURN);
        }


        // finish
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            mv.visitTryCatchBlock(tryLabel, firstCatchLabel, firstCatchLabel, "java/lang/SecurityException");
            mv.visitTryCatchBlock(tryLabel, firstCatchLabel, secondCatchLabel, "java/lang/NoSuchMethodException");
        } else {
            // for lifecycle method
            mv.visitInsn(ACONST_NULL);
            mv.visitInsn(ARETURN);
        }


        // finish
        mv.visitMaxs(0, 0);
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