Examples with MethodVisitor jodd.asm5.MethodVisitor used on opensource projects

Example 6 with MethodVisitor

use of jodd.asm5.MethodVisitor in project tomee by apache.

the class Cmp2Generator method createEjbActivate.

public void createEjbActivate() {
    final MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, "ejbActivate", "()V", null, null);
    mv.visitCode();
    mv.visitInsn(RETURN);
    mv.visitMaxs(0, 1);
    mv.visitEnd();
}

Example 7 with MethodVisitor

use of jodd.asm5.MethodVisitor in project tomee by apache.

the class Cmp2Generator method createCmrSetter.

/**
 * Generate a setter method for a CMR field.  The
 * setter method will delegate the setting responsibility
 * to the accessor object store the associated Cmr field.
 *
 * @param cmrField The field we're generating the setter for.
 */
private void createCmrSetter(final CmrField cmrField) {
    // no back reference.  We don't generate a getter method for this
    if (cmrField.isSynthetic()) {
        return;
    }
    final String methodName = setterName(cmrField.getName());
    final MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, methodName, "(" + cmrField.getProxyDescriptor() + ")V", null, null);
    mv.visitCode();
    // the Set with the new values from the new value source.
    if (cmrField.getCmrStyle() != CmrStyle.SINGLE) {
        mv.visitVarInsn(ALOAD, 0);
        mv.visitFieldInsn(GETFIELD, implClassName, cmrField.getName() + "Cmr", cmrField.getAccessorDescriptor());
        mv.visitVarInsn(ALOAD, 0);
        mv.visitFieldInsn(GETFIELD, implClassName, cmrField.getName(), cmrField.getDescriptor());
        mv.visitVarInsn(ALOAD, 1);
        mv.visitMethodInsn(INVOKEVIRTUAL, cmrField.getAccessorInternalName(), "set", cmrField.getCmrStyle().getSetterDescriptor(), false);
        mv.visitInsn(RETURN);
    } else {
        // this is a single value.  We pass the existing value and the old value to
        // the accessor, then must cast the accessor return value to the target type
        // so we can store it in the real CMR field.
        mv.visitVarInsn(ALOAD, 0);
        mv.visitVarInsn(ALOAD, 0);
        mv.visitFieldInsn(GETFIELD, implClassName, cmrField.getName() + "Cmr", cmrField.getAccessorDescriptor());
        mv.visitVarInsn(ALOAD, 0);
        mv.visitFieldInsn(GETFIELD, implClassName, cmrField.getName(), cmrField.getDescriptor());
        mv.visitVarInsn(ALOAD, 1);
        mv.visitMethodInsn(INVOKEVIRTUAL, cmrField.getAccessorInternalName(), "set", cmrField.getCmrStyle().getSetterDescriptor(), false);
        mv.visitTypeInsn(CHECKCAST, cmrField.getType().getInternalName());
        mv.visitFieldInsn(PUTFIELD, implClassName, cmrField.getName(), cmrField.getDescriptor());
        mv.visitInsn(RETURN);
    }
    mv.visitMaxs(0, 0);
    mv.visitEnd();
}

Example 8 with MethodVisitor

use of jodd.asm5.MethodVisitor in project tomee by apache.

the class Cmp2Generator method createUnsetEntityContext.

public void createUnsetEntityContext() {
    final MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, "unsetEntityContext", "()V", null, null);
    mv.visitCode();
    mv.visitInsn(RETURN);
    mv.visitMaxs(0, 1);
    mv.visitEnd();
}

Example 9 with MethodVisitor

use of jodd.asm5.MethodVisitor in project tomee by apache.

the class Cmp2Generator method createGetter.

/**
 * Generate a concrete getter field for a CMP field.
 * At this point, we're just generating a simple
 * accessor for the field, given the type.  The
 * JPA engine when it makes this implementation class
 * a managed class define whatever additional logic
 * might be required.
 *
 * @param cmpField The CMP field backing this getter method.
 */
private void createGetter(final CmpField cmpField) {
    final String methodName = cmpField.getGetterMethod().getName();
    final MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, methodName, "()" + cmpField.getDescriptor(), null, null);
    mv.visitCode();
    mv.visitVarInsn(ALOAD, 0);
    mv.visitFieldInsn(GETFIELD, implClassName, cmpField.getName(), cmpField.getDescriptor());
    mv.visitInsn(cmpField.getType().getOpcode(IRETURN));
    mv.visitMaxs(0, 0);
    mv.visitEnd();
}

Example 10 with MethodVisitor

use of jodd.asm5.MethodVisitor in project tomee by apache.

the class Cmp2Generator method createEjbRemove.

public void createEjbRemove() {
    final MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, "ejbRemove", "()V", null, null);
    mv.visitCode();
    mv.visitInsn(RETURN);
    mv.visitMaxs(0, 1);
    mv.visitEnd();
}