org.srplib.reflection

Class ToStringHelper

java.lang.Object

org.srplib.reflection.ToStringHelper

public class ToStringHelper
extends java.lang.Object

Helper method for pretty printing reflection data (method signature, field declaration, etc.)

Constructor Summary

Constructors

Constructor and Description
ToStringHelper()

Method Summary

Modifier and Type	Method and Description
static java.lang.String	join(java.lang.String separator, java.lang.Object... values) Joins object array using specified separator.
static java.lang.String	joinClassNames(java.lang.String separator, java.lang.Class<?>... classes) Joins class names using specified separator.
static java.lang.String	toString(java.lang.Class<?> declaringClass, java.lang.String fieldName) Returns string representation of field.
static java.lang.String	toString(java.lang.Class<?> clazz, java.lang.String methodName, java.lang.Class<?>[] parameters) Returns string representation of method or constructor signature.
static java.lang.String	toString(java.lang.Class<?> clazz, java.lang.String methodName, java.lang.Class<?>[] parameters, java.lang.Object[] arguments) Returns string representation of method or constructor invocation.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ToStringHelper

public ToStringHelper()

Method Detail

toString

public static java.lang.String toString(java.lang.Class<?> clazz,
                                        java.lang.String methodName,
                                        java.lang.Class<?>[] parameters,
                                        java.lang.Object[] arguments)

Returns string representation of method or constructor invocation.

Used to create diagnostic messages.

Parameters:

clazz - Class a class (non-null)

methodName - String method name. If null then 'constructor' will be used.

parameters - Class[] parameter parameters (non-null)

arguments - Object[] parameter values (nullable)

Returns:

String text.

toString

public static java.lang.String toString(java.lang.Class<?> clazz,
                                        java.lang.String methodName,
                                        java.lang.Class<?>[] parameters)

Returns string representation of method or constructor signature.

Call to this method is equivalent to:

     toString(clazz, methodName, parameterTypes, null);
 

Parameters:

clazz - Class class

methodName - String method name. If null then 'constructor' will be used.

parameters - Class[] parameter types

Returns:

String text.

toString

public static java.lang.String toString(java.lang.Class<?> declaringClass,
                                        java.lang.String fieldName)

Returns string representation of field.

Parameters:

declaringClass - Class class

fieldName - String field name.

Returns:

String field full name

joinClassNames

public static java.lang.String joinClassNames(java.lang.String separator,
                                              java.lang.Class<?>... classes)

Joins class names using specified separator.

Parameters:

separator - String separator to use

classes - vararg array of classes to join.

Returns:

String joined string

join

public static java.lang.String join(java.lang.String separator,
                                    java.lang.Object... values)

Joins object array using specified separator.

Parameters:

separator - String separator to use

values - vararg array of values to join. Method leverages Object.toString()

Returns:

String joined string