Example usage for com.badlogic.gdx.beans BeanInfo getPropertyDescriptors

Introduction

In this page you can find the example usage for com.badlogic.gdx.beans BeanInfo getPropertyDescriptors.

Prototype

public PropertyDescriptor[] getPropertyDescriptors();

Source Link

Usage

From source file:org.apache.harmony.beans.Command.java

License:Apache License

private String getMethodName(Map<String, Command> references)
        throws NoSuchMethodException, IntrospectionException, Exception {
    if (methodName == null) {
        String methodValue = null;
        if (isTag("class")) { //$NON-NLS-1$
            addArgument(new Argument(String.class, data), 0);
            methodValue = "forName"; //$NON-NLS-1$
        } else if (isPrimitive()) {
            if (isTag("char")) { //$NON-NLS-1$
                if (data.length() != 1) {
                    throw new IntrospectionException(Messages.getString("beans.43", //$NON-NLS-1$
                            data));/*from  www .ja v a 2 s  .  co m*/
                }
                addArgument(new Argument(char.class, Character.valueOf(data.charAt(0))), 0);
            } else {
                addArgument(new Argument(String.class, data), 0);
            }
            methodValue = "new"; //$NON-NLS-1$
        } else if (isConstructor() || hasAttr("method", "new")) { //$NON-NLS-1$ //$NON-NLS-2$
            methodValue = "new"; //$NON-NLS-1$
        } else if (isArray()) {
            methodValue = "new"; //$NON-NLS-1$
            int length = hasAttr("length") ? Integer //$NON-NLS-1$
                    .parseInt(getAttr("length")) : getArgumentsNumber(); //$NON-NLS-1$
            copyArgumentsToCommands();
            addArgument(new Argument(int.class, Integer.valueOf(length)), 0);
        } else if (hasAttr("property")) { //$NON-NLS-1$
            String propertyValue = getAttr("property"); //$NON-NLS-1$
            if (hasAttr("index")) { //$NON-NLS-1$
                addArgument(new Argument(int.class, new Integer(getAttr("index"))), 0); //$NON-NLS-1$
            }

            BeanInfo beanInfo = Introspector.getBeanInfo(getTarget(references).getClass());
            PropertyDescriptor[] pds = beanInfo.getPropertyDescriptors();

            boolean methodFound = false;
            Method method = null;
            for (PropertyDescriptor pd : pds) {
                if (propertyValue.equals(pd.getName())) {
                    int argsNum = getArgumentsNumber();
                    if (hasAttr("index")) { //$NON-NLS-1$
                        IndexedPropertyDescriptor ipd = (IndexedPropertyDescriptor) pd;
                        if (argsNum == 1) {
                            method = ipd.getIndexedReadMethod();
                        } else if (argsNum == 0) {
                            method = ipd.getReadMethod();
                        }
                    } else {
                        method = pd.getReadMethod();
                    }

                    if (method != null) {
                        methodFound = matchMethodParams(method, references);
                    }

                    if (methodFound == false) {
                        if (hasAttr("index")) { //$NON-NLS-1$
                            IndexedPropertyDescriptor ipd = (IndexedPropertyDescriptor) pd;
                            if (argsNum == 2) {
                                method = ipd.getIndexedWriteMethod();
                            } else if (argsNum == 1) {
                                method = ipd.getWriteMethod();
                            }
                        } else {
                            method = pd.getWriteMethod();
                        }
                    }

                    if (method != null) {
                        methodFound = matchMethodParams(method, references);
                    }
                }
            }

            if (method == null) {
                throw new NoSuchMethodException(Messages.getString("beans.44", //$NON-NLS-1$
                        propertyValue));
            }
            methodValue = method.getName();
        } else if (hasAttr("method")) { //$NON-NLS-1$
            if (hasAttr("index")) { //$NON-NLS-1$
                addArgument(new Argument(int.class, Integer.valueOf(getAttr("index"))), 0); //$NON-NLS-1$
            }
            methodValue = getAttr("method"); //$NON-NLS-1$
        } else if (hasAttr("index")) { //$NON-NLS-1$
            addArgument(new Argument(int.class, Integer.valueOf(getAttr("index"))), 0); //$NON-NLS-1$
            methodValue = getArgumentsNumber() > 1 ? "set" : "get"; //$NON-NLS-1$ //$NON-NLS-2$
            if (ctx.isArray()) {
                addArgument(ctx.getResult(), 0);
            }
        } else if (hasAttr("field")) { //$NON-NLS-1$
            addArgument(new Argument(Class.forName(getAttr("class"), true, //$NON-NLS-1$
                    Thread.currentThread().getContextClassLoader())), 0);

            methodValue = "get"; //$NON-NLS-1$
        } else {
            throw new Exception(Messages.getString("beans.45")); //$NON-NLS-1$
        }
        methodName = methodValue;
    }
    return methodName;
}

---