Examples of org.objectweb.asm.MethodVisitor.visitLdcInsn()

org.objectweb.asm.MethodVisitor.visitLdcInsn()
Visits a LDC instruction. @param cst the constant to be loaded on the stack. This parameter must bea non null {@link Integer}, a {@link Float}, a {@link Long}, a {@link Double} a {@link String} (or a {@link Type} for.class constants, for classes whose version is 49.0 or more).

        }
        mv.visitTypeInsn(NEW, "java/lang/IllegalArgumentException");
        mv.visitInsn(DUP);
        mv.visitTypeInsn(NEW, "java/lang/StringBuilder");
        mv.visitInsn(DUP);
        mv.visitLdcInsn("Method not found: ");
        mv.visitMethodInsn(INVOKESPECIAL, "java/lang/StringBuilder", "<init>", "(Ljava/lang/String;)V");
        mv.visitVarInsn(ILOAD, 2);
        mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/StringBuilder", "append", "(I)Ljava/lang/StringBuilder;");
        mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/StringBuilder", "toString", "()Ljava/lang/String;");
        mv.visitMethodInsn(INVOKESPECIAL, "java/lang/IllegalArgumentException", "<init>", "(Ljava/lang/String;)V");

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        }
        mv.visitTypeInsn(NEW, "java/lang/IllegalArgumentException");
        mv.visitInsn(DUP);
        mv.visitTypeInsn(NEW, "java/lang/StringBuilder");
        mv.visitInsn(DUP);
        mv.visitLdcInsn("Field not found: ");
        mv.visitMethodInsn(INVOKESPECIAL, "java/lang/StringBuilder", "<init>", "(Ljava/lang/String;)V");
        mv.visitVarInsn(ILOAD, 2);
        mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/StringBuilder", "append", "(I)Ljava/lang/StringBuilder;");
        mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/StringBuilder", "toString", "()Ljava/lang/String;");
        mv.visitMethodInsn(INVOKESPECIAL, "java/lang/IllegalArgumentException", "<init>", "(Ljava/lang/String;)V");

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        }
        mv.visitTypeInsn(NEW, "java/lang/IllegalArgumentException");
        mv.visitInsn(DUP);
        mv.visitTypeInsn(NEW, "java/lang/StringBuilder");
        mv.visitInsn(DUP);
        mv.visitLdcInsn("Field not found: ");
        mv.visitMethodInsn(INVOKESPECIAL, "java/lang/StringBuilder", "<init>", "(Ljava/lang/String;)V");
        mv.visitVarInsn(ILOAD, 2);
        mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/StringBuilder", "append", "(I)Ljava/lang/StringBuilder;");
        mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/StringBuilder", "toString", "()Ljava/lang/String;");
        mv.visitMethodInsn(INVOKESPECIAL, "java/lang/IllegalArgumentException", "<init>", "(Ljava/lang/String;)V");

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        }
        mv.visitTypeInsn(NEW, "java/lang/IllegalArgumentException");
        mv.visitInsn(DUP);
        mv.visitTypeInsn(NEW, "java/lang/StringBuilder");
        mv.visitInsn(DUP);
        mv.visitLdcInsn("Method not found: ");
        mv.visitMethodInsn(INVOKESPECIAL, "java/lang/StringBuilder", "<init>", "(Ljava/lang/String;)V");
        mv.visitVarInsn(ILOAD, 2);
        mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/StringBuilder", "append", "(I)Ljava/lang/StringBuilder;");
        mv.visitMethodInsn(INVOKEVIRTUAL, "java/lang/StringBuilder", "toString", "()Ljava/lang/String;");
        mv.visitMethodInsn(INVOKESPECIAL, "java/lang/IllegalArgumentException", "<init>", "(Ljava/lang/String;)V");

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        mw.visitFieldInsn(GETSTATIC,
                "java/lang/System",
                "out",
                "Ljava/io/PrintStream;");
        // pushes the "Hello World!" String constant
        mw.visitLdcInsn("Hello world!");
        // invokes the 'println' method (defined in the PrintStream class)
        mw.visitMethodInsn(INVOKEVIRTUAL,
                "java/io/PrintStream",
                "println",
                "(Ljava/lang/String;)V");

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                    null);
            gv.visitFieldInsn(GETSTATIC,
                    "java/lang/System",
                    "err",
                    "Ljava/io/PrintStream;");
            gv.visitLdcInsn("_get" + name + " called");
            gv.visitMethodInsn(INVOKEVIRTUAL,
                    "java/io/PrintStream",
                    "println",
                    "(Ljava/lang/String;)V");
            gv.visitVarInsn(ALOAD, 0);

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                    null);
            sv.visitFieldInsn(GETSTATIC,
                    "java/lang/System",
                    "err",
                    "Ljava/io/PrintStream;");
            sv.visitLdcInsn("_set" + name + " called");
            sv.visitMethodInsn(INVOKEVIRTUAL,
                    "java/io/PrintStream",
                    "println",
                    "(Ljava/lang/String;)V");
            sv.visitVarInsn(ALOAD, 0);

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        mv.visitFieldInsn(GETFIELD, "pkg/Outer$1", "this$0", "Lpkg/Outer;");
        mv.visitMethodInsn(INVOKEVIRTUAL,
                "java/lang/StringBuilder",
                "append",
                "(Ljava/lang/Object;)Ljava/lang/StringBuilder;");
        mv.visitLdcInsn(" ");
        mv.visitMethodInsn(INVOKEVIRTUAL,
                "java/lang/StringBuilder",
                "append",
                "(Ljava/lang/String;)Ljava/lang/StringBuilder;");
        mv.visitVarInsn(ALOAD, 0);

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        mv = cw.visitMethod(ACC_PUBLIC, "<init>", "()V", null, null);
        mv.visitCode();
        mv.visitVarInsn(ALOAD, 0);
        mv.visitMethodInsn(INVOKESPECIAL, "java/lang/Object", "<init>", "()V");
        for (int i = 0; i < 256; ++i) {
            mv.visitLdcInsn(Integer.toString(i)); // wide form
            mv.visitInsn(POP);
        }
        mv.visitInsn(RETURN);
        mv.visitMaxs(0, 0);
        mv.visitEnd();

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            mv.visitMethodInsn(INVOKEVIRTUAL, typeName, setter.getName(), Type.getMethodDescriptor(setter));
            mv.visitInsn(RETURN);
        } else {
            mv.visitTypeInsn(NEW, Type.getInternalName(ReadOnlyFieldException.class));
            mv.visitInsn(DUP);
            mv.visitLdcInsn(field.name);
            mv.visitVarInsn(ALOAD, 1);
            mv.visitMethodInsn(INVOKESPECIAL, Type.getInternalName(ReadOnlyFieldException.class), "<init>", "(Ljava/lang/String;Ljava/lang/Object;)V");
            mv.visitInsn(ATHROW);
        }
        mv.visitEnd();

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