Package org.codehaus.groovy.ast

# Class Parameter

java.lang.Object
org.codehaus.groovy.ast.ASTNode
org.codehaus.groovy.ast.AnnotatedNode
org.codehaus.groovy.ast.Parameter

All Implemented Interfaces:
  `GroovydocHolder<AnnotatedNode>`, `NodeMetaDataHandler`, `Variable`

    public class Parameter
    extends AnnotatedNode
    implements Variable

Represents a parameter on a constructor or method call. The type name is optional - it defaults to java.lang.Object if unknown.

- ## Field Summary

  Fields
  Modifier and Type | Field | Description
  --- | --- | ---
  `static Parameter[]` | `EMPTY_ARRAY` |

  ### Fields inherited from interface groovy.lang.groovydoc.GroovydocHolder

  `DOC_COMMENT`

- ## Constructor Summary

  Constructors
  Constructor | Description
  --- | ---
  `Parameter​(ClassNode type, String name)` |
  `Parameter​(ClassNode type, String name, Expression defaultValue)` |

- ## Method Summary

  Modifier and Type | Method | Description
  --- | --- | ---
  `Expression` | `getDefaultValue()` |
  `Expression` | `getInitialExpression()` | expression used to initialize the variable or null of there is no initialization.
  `int` | `getModifiers()` |
  `String` | `getName()` | the name of the variable
  `ClassNode` | `getOriginType()` | the type before wrapping primitives type of the variable
  `ClassNode` | `getType()` | the type of the variable
  `boolean` | `hasInitialExpression()` | returns true if there is an initialization expression
  `boolean` | `isClosureSharedVariable()` |
  `boolean` | `isDynamicTyped()` |
  `boolean` | `isInStaticContext()` | returns true if this variable is used in a static context.
  `void` | `setClosureSharedVariable​(boolean inClosure)` |
  `void` | `setInitialExpression​(Expression init)` |
  `void` | `setInStaticContext​(boolean inStaticContext)` |
  `void` | `setModifiers​(int modifiers)` |
  `void` | `setOriginType​(ClassNode cn)` |
  `void` | `setType​(ClassNode type)` |
  `String` | `toString()` |

  ### Methods inherited from class org.codehaus.groovy.ast.AnnotatedNode

  `addAnnotation, addAnnotations, getAnnotations, getAnnotations, getDeclaringClass, getGroovydoc, getInstance, hasNoRealSourcePosition, isSynthetic, setDeclaringClass, setHasNoRealSourcePosition, setSynthetic`

  ### Methods inherited from class org.codehaus.groovy.ast.ASTNode

  `copyNodeMetaData, getColumnNumber, getLastColumnNumber, getLastLineNumber, getLineNumber, getMetaDataMap, getText, setColumnNumber, setLastColumnNumber, setLastLineNumber, setLineNumber, setMetaDataMap, setSourcePosition, visit`

  ### Methods inherited from class java.lang.Object

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

  ### Methods inherited from interface org.codehaus.groovy.ast.NodeMetaDataHandler

  `copyNodeMetaData, getNodeMetaData, getNodeMetaData, getNodeMetaData, putNodeMetaData, removeNodeMetaData, setNodeMetaData`

- ## Field Details

  - ### EMPTY_ARRAY

    public static final Parameter[] EMPTY_ARRAY

- ## Constructor Details

  - ### Parameter

    public Parameter​(ClassNode type, String name)

  - ### Parameter

    public Parameter​(ClassNode type, String name, Expression defaultValue)

- ## Method Details

  - ### toString

    public String toString()
    Overrides:
      `toString` in class `Object`

  - ### getName

    public String getName()
    Description copied from interface: `Variable`
    the name of the variable
    Specified by:
      `getName` in interface `Variable`

  - ### getType

    public ClassNode getType()
    Description copied from interface: `Variable`
    the type of the variable
    Specified by:
      `getType` in interface `Variable`

  - ### setType

    public void setType​(ClassNode type)

  - ### hasInitialExpression

    public boolean hasInitialExpression()
    Description copied from interface: `Variable`
    returns true if there is an initialization expression
    Specified by:
      `hasInitialExpression` in interface `Variable`

  - ### getInitialExpression

    public Expression getInitialExpression()
    Description copied from interface: `Variable`
    expression used to initialize the variable or null of there is no initialization.
    Specified by:
      `getInitialExpression` in interface `Variable`
    Returns:
      the default value expression for this parameter or null if no default value is specified

  - ### setInitialExpression

    public void setInitialExpression​(Expression init)

  - ### isInStaticContext

    public boolean isInStaticContext()
    Description copied from interface: `Variable`
    returns true if this variable is used in a static context. A static context is any static initializer block, when this variable is declared as static or when this variable is used in a static method
    Specified by:
      `isInStaticContext` in interface `Variable`

  - ### setInStaticContext

    public void setInStaticContext​(boolean inStaticContext)

  - ### isDynamicTyped

    public boolean isDynamicTyped()
    Specified by:
      `isDynamicTyped` in interface `Variable`

  - ### isClosureSharedVariable

    public boolean isClosureSharedVariable()
    Specified by:
      `isClosureSharedVariable` in interface `Variable`

  - ### setClosureSharedVariable

    public void setClosureSharedVariable​(boolean inClosure)
    Specified by:
      `setClosureSharedVariable` in interface `Variable`

  - ### getModifiers

    public int getModifiers()
    Specified by:
      `getModifiers` in interface `Variable`

  - ### getOriginType

    public ClassNode getOriginType()
    Description copied from interface: `Variable`
    the type before wrapping primitives type of the variable
    Specified by:
      `getOriginType` in interface `Variable`

  - ### setOriginType

    public void setOriginType​(ClassNode cn)

  - ### setModifiers

    public void setModifiers​(int modifiers)

  - ### getDefaultValue

    public Expression getDefaultValue()