org.codehaus.groovy.runtime.InvokerHelper

public class InvokerHelper
extends Object

A static helper class to make bytecode generation easier and act as a facade over the Invoker

Field Summary

Fields
Modifier and Type	Field	Description
`static Object[]`	`EMPTY_ARGS`
`protected static Object[]`	`EMPTY_ARGUMENTS`
`protected static Class[]`	`EMPTY_TYPES`
`static String`	`MAIN_METHOD_NAME`
`static MetaClassRegistry`	`metaRegistry`

Constructor Summary

Constructors

Constructor Description

InvokerHelper()

Method Summary

Modifier and Type	Method	Description
`static void`	`append(Appendable out, Object object)`	Appends an object to an Appendable using Groovy's default representation for the object.
`static Object[]`	`asArray(Object arguments)`	Converts the given object into an array; if its an array then just cast otherwise wrap it in an array
`static Iterator<Object>`	`asIterator(Object o)`
`static List`	`asList(Object value)`
`static void`	`assertFailed(Object expression, Object message)`
`static Object[]`	`asUnwrappedArray(Object arguments)`
`static Object`	`bitwiseNegate(Object value)`
`static List`	`createList(Object[] values)`
`static Map`	`createMap(Object[] values)`
`static List`	`createRange(Object from, Object to, boolean inclusive)`
`static Script`	`createScript(Class scriptClass, Binding context)`
`static Tuple`	`createTuple(Object[] array)`
`static String`	`escapeBackslashes(String orig)`
`static Matcher`	`findRegex(Object left, Object right)`	Find the right hand regex within the left hand string and return a matcher.
`protected static String`	`format(Object arguments, boolean verbose)`
`static String`	`format(Object arguments, boolean verbose, int maxSize)`
`static String`	`format(Object arguments, boolean verbose, int maxSize, boolean safe)`
`static Object`	`getAttribute(Object object, String attribute)`
`static Object`	`getGroovyObjectProperty(GroovyObject object, String property)`
`static MetaClass`	`getMetaClass(Class cls)`
`static MetaClass`	`getMetaClass(Object object)`
`static MetaClassRegistry`	`getMetaRegistry()`
`static Closure`	`getMethodPointer(Object object, String methodName)`	Returns the method pointer for the given object name
`static Object`	`getProperty(Object object, String property)`
`static Object`	`getPropertySafe(Object object, String property)`
`static int`	`initialCapacity(int initialEntryCnt)`	According to the initial entry count, calculate the initial capacity of hash map, which is power of 2 (SEE https://stackoverflow.com/questions/8352378/why-does-hashmap-require-that-the-initial-capacity-be-a-power-of-two)
`static String`	`inspect(Object self)`
`static Object`	`invokeClosure(Object closure, Object arguments)`
`static Object`	`invokeConstructorOf(Class type, Object arguments)`
`static Object`	`invokeConstructorOf(String klass, Object arguments)`
`static Object`	`invokeMethod(Object object, String methodName, Object arguments)`	Invokes the given method on the object.
`static Object`	`invokeMethodSafe(Object object, String methodName, Object arguments)`
`static Object`	`invokeNoArgumentsConstructorOf(Class type)`
`static Object`	`invokeStaticMethod(Class type, String method, Object arguments)`
`static Object`	`invokeStaticMethod(String klass, String methodName, Object arguments)`
`static Object`	`invokeStaticNoArgumentsMethod(Class type, String methodName)`
`static Object`	`invokeSuperMethod(Object object, String methodName, Object arguments)`
`static boolean`	`matchRegex(Object left, Object right)`	Find the right hand regex within the left hand string and return a matcher.
`static Script`	`newScript(Class<?> scriptClass, Binding context)`
`static void`	`removeClass(Class clazz)`
`static Object`	`runScript(Class scriptClass, String[] args)`
`static void`	`setAttribute(Object object, String attribute, Object newValue)`
`static void`	`setGroovyObjectProperty(Object newValue, GroovyObject object, String property)`	This is so we don't have to reorder the stack when we call this method.
`static void`	`setProperties(Object object, Map map)`	Sets the properties on the given object
`static void`	`setProperty(Object object, String property, Object newValue)`
`static void`	`setProperty2(Object newValue, Object object, String property)`	This is so we don't have to reorder the stack when we call this method.
`static void`	`setPropertySafe2(Object newValue, Object object, String property)`	This is so we don't have to reorder the stack when we call this method.
`static SpreadMap`	`spreadMap(Object value)`
`static String`	`toArrayString(Object[] arguments)`	A helper method to return the string representation of an array of objects with brace boundaries "[" and "]".
`static String`	`toArrayString(Object[] arguments, int maxSize, boolean safe)`	A helper method to return the string representation of an array of objects with brace boundaries "[" and "]".
`static String`	`toListString(Collection arg)`	A helper method to return the string representation of a list with bracket boundaries "[" and "]".
`static String`	`toListString(Collection arg, int maxSize)`	A helper method to return the string representation of a list with bracket boundaries "[" and "]".
`static String`	`toListString(Collection arg, int maxSize, boolean safe)`	A helper method to return the string representation of a list with bracket boundaries "[" and "]".
`static String`	`toMapString(Map arg)`	A helper method to return the string representation of a map with bracket boundaries "[" and "]".
`static String`	`toMapString(Map arg, int maxSize)`	A helper method to return the string representation of a map with bracket boundaries "[" and "]".
`static String`	`toString(Object arguments)`
`static String`	`toTypeString(Object[] arguments)`	A helper method to format the arguments types as a comma-separated list.
`static String`	`toTypeString(Object[] arguments, int maxSize)`	A helper method to format the arguments types as a comma-separated list.
`static Object`	`unaryMinus(Object value)`
`static Object`	`unaryPlus(Object value)`
`static void`	`write(Writer out, Object object)`	Writes an object to a Writer using Groovy's default representation for the object.

Methods inherited from class java.lang.Object

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

Field Details
- EMPTY_ARGS
  
  public static final Object[] EMPTY_ARGS
- EMPTY_ARGUMENTS
  
  protected static final Object[] EMPTY_ARGUMENTS
- EMPTY_TYPES
  
  protected static final Class[] EMPTY_TYPES
- metaRegistry
  
  public static final MetaClassRegistry metaRegistry
- MAIN_METHOD_NAME
  
  public static final String MAIN_METHOD_NAME
  
  See Also:
  
  Constant Field Values
Constructor Details
- InvokerHelper
  
  public InvokerHelper()
Method Details
- removeClass
  
  public static void removeClass(Class clazz)
- invokeMethodSafe
  
  public static Object invokeMethodSafe(Object object, String methodName, Object arguments)
- invokeStaticMethod
  
  public static Object invokeStaticMethod(String klass, String methodName, Object arguments) throws ClassNotFoundException
  
  Throws:
  
  ClassNotFoundException
- invokeStaticNoArgumentsMethod
  
  public static Object invokeStaticNoArgumentsMethod(Class type, String methodName)
- invokeConstructorOf
  
  public static Object invokeConstructorOf(String klass, Object arguments) throws ClassNotFoundException
  
  Throws:
  
  ClassNotFoundException
- invokeNoArgumentsConstructorOf
  
  public static Object invokeNoArgumentsConstructorOf(Class type)
- invokeClosure
  
  public static Object invokeClosure(Object closure, Object arguments)
- asList
  
  public static List asList(Object value)
- toString
  
  public static String toString(Object arguments)
- inspect
  
  public static String inspect(Object self)
- getAttribute
  
  public static Object getAttribute(Object object, String attribute)
- setAttribute
  
  public static void setAttribute(Object object, String attribute, Object newValue)
- getProperty
  
  public static Object getProperty(Object object, String property)
- getPropertySafe
  
  public static Object getPropertySafe(Object object, String property)
- setProperty
  
  public static void setProperty(Object object, String property, Object newValue)
- setProperty2
  
  public static void setProperty2(Object newValue, Object object, String property)
  
  This is so we don't have to reorder the stack when we call this method. At some point a better name might be in order.
- setGroovyObjectProperty
  
  public static void setGroovyObjectProperty(Object newValue, GroovyObject object, String property)
  
  This is so we don't have to reorder the stack when we call this method. At some point a better name might be in order.
- getGroovyObjectProperty
  
  public static Object getGroovyObjectProperty(GroovyObject object, String property)
- setPropertySafe2
  
  public static void setPropertySafe2(Object newValue, Object object, String property)
  
  This is so we don't have to reorder the stack when we call this method. At some point a better name might be in order.
- getMethodPointer
  
  public static Closure getMethodPointer(Object object, String methodName)
  
  Returns the method pointer for the given object name
- unaryMinus
  
  public static Object unaryMinus(Object value)
- unaryPlus
  
  public static Object unaryPlus(Object value)
- findRegex
  
  public static Matcher findRegex(Object left, Object right)
  
  Find the right hand regex within the left hand string and return a matcher.
  
  Parameters:
  
  left - string to compare
  
  right - regular expression to compare the string to
- matchRegex
  
  public static boolean matchRegex(Object left, Object right)
  
  Find the right hand regex within the left hand string and return a matcher.
  
  Parameters:
  
  left - string to compare
  
  right - regular expression to compare the string to
- createTuple
  
  public static Tuple createTuple(Object[] array)
- spreadMap
  
  public static SpreadMap spreadMap(Object value)
- createList
  
  public static List createList(Object[] values)
- initialCapacity
  
  public static int initialCapacity(int initialEntryCnt)
  
  According to the initial entry count, calculate the initial capacity of hash map, which is power of 2 (SEE https://stackoverflow.com/questions/8352378/why-does-hashmap-require-that-the-initial-capacity-be-a-power-of-two)
  
  Parameters:
  
  initialEntryCnt - the initial entry count
  
  Returns:
  
  the initial capacity
- createMap
  
  public static Map createMap(Object[] values)
- assertFailed
  
  public static void assertFailed(Object expression, Object message)
- runScript
  
  public static Object runScript(Class scriptClass, String[] args)
- createScript
  
  public static Script createScript(Class scriptClass, Binding context)
- newScript
  
  public static Script newScript(Class<?> scriptClass, Binding context) throws InstantiationException, IllegalAccessException, InvocationTargetException
  
  Throws:
  
  InstantiationException
  
  IllegalAccessException
  
  InvocationTargetException
- setProperties
  
  public static void setProperties(Object object, Map map)
  
  Sets the properties on the given object
- write
  
  public static void write(Writer out, Object object) throws IOException
  
  Writes an object to a Writer using Groovy's default representation for the object.
  
  Throws:
  
  IOException
- append
  
  public static void append(Appendable out, Object object) throws IOException
  
  Appends an object to an Appendable using Groovy's default representation for the object.
  
  Throws:
  
  IOException
- asIterator
  
  public static Iterator<Object> asIterator(Object o)
- format
  
  protected static String format(Object arguments, boolean verbose)
- format
  
  public static String format(Object arguments, boolean verbose, int maxSize)
- format
  
  public static String format(Object arguments, boolean verbose, int maxSize, boolean safe)
- escapeBackslashes
  
  public static String escapeBackslashes(String orig)
- toTypeString
  
  public static String toTypeString(Object[] arguments)
  
  A helper method to format the arguments types as a comma-separated list.
  
  Parameters:
  
  arguments - the type to process
  
  Returns:
  
  the string representation of the type
- toTypeString
  
  public static String toTypeString(Object[] arguments, int maxSize)
  
  A helper method to format the arguments types as a comma-separated list.
  
  Parameters:
  
  arguments - the type to process
  
  maxSize - stop after approximately this many characters and append '...', -1 means don't stop
  
  Returns:
  
  the string representation of the type
- toMapString
  
  public static String toMapString(Map arg)
  
  A helper method to return the string representation of a map with bracket boundaries "[" and "]".
  
  Parameters:
  
  arg - the map to process
  
  Returns:
  
  the string representation of the map
- toMapString
  
  public static String toMapString(Map arg, int maxSize)
  
  A helper method to return the string representation of a map with bracket boundaries "[" and "]".
  
  Parameters:
  
  arg - the map to process
  
  maxSize - stop after approximately this many characters and append '...', -1 means don't stop
  
  Returns:
  
  the string representation of the map
- toListString
  
  public static String toListString(Collection arg)
  
  A helper method to return the string representation of a list with bracket boundaries "[" and "]".
  
  Parameters:
  
  arg - the collection to process
  
  Returns:
  
  the string representation of the collection
- toListString
  
  public static String toListString(Collection arg, int maxSize)
  
  A helper method to return the string representation of a list with bracket boundaries "[" and "]".
  
  Parameters:
  
  arg - the collection to process
  
  maxSize - stop after approximately this many characters and append '...'
  
  Returns:
  
  the string representation of the collection
- toListString
  
  public static String toListString(Collection arg, int maxSize, boolean safe)
  
  A helper method to return the string representation of a list with bracket boundaries "[" and "]".
  
  Parameters:
  
  arg - the collection to process
  
  maxSize - stop after approximately this many characters and append '...', -1 means don't stop
  
  safe - whether to use a default object representation for any item in the collection if an exception occurs when generating its toString
  
  Returns:
  
  the string representation of the collection
- toArrayString
  
  public static String toArrayString(Object[] arguments)
  
  A helper method to return the string representation of an array of objects with brace boundaries "[" and "]".
  
  Parameters:
  
  arguments - the array to process
  
  Returns:
  
  the string representation of the array
- toArrayString
  
  public static String toArrayString(Object[] arguments, int maxSize, boolean safe)
  
  A helper method to return the string representation of an array of objects with brace boundaries "[" and "]".
  
  Parameters:
  
  arguments - the array to process
  
  maxSize - stop after approximately this many characters and append '...'
  
  safe - whether to use a default object representation for any item in the array if an exception occurs when generating its toString
  
  Returns:
  
  the string representation of the array
- createRange
  
  public static List createRange(Object from, Object to, boolean inclusive)
- bitwiseNegate
  
  public static Object bitwiseNegate(Object value)
- getMetaRegistry
  
  public static MetaClassRegistry getMetaRegistry()
- getMetaClass
  
  public static MetaClass getMetaClass(Object object)
- getMetaClass
  
  public static MetaClass getMetaClass(Class cls)
- invokeMethod
  
  public static Object invokeMethod(Object object, String methodName, Object arguments)
  
  Invokes the given method on the object.
- invokeSuperMethod
  
  public static Object invokeSuperMethod(Object object, String methodName, Object arguments)
- invokeStaticMethod
  
  public static Object invokeStaticMethod(Class type, String method, Object arguments)
- invokeConstructorOf
  
  public static Object invokeConstructorOf(Class type, Object arguments)
- asArray
  
  public static Object[] asArray(Object arguments)
  
  Converts the given object into an array; if its an array then just cast otherwise wrap it in an array
- asUnwrappedArray
  
  public static Object[] asUnwrappedArray(Object arguments)

Class InvokerHelper

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Details

Constructor Details

Method Details