LocalPropertyStack (Apache Ant API)

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## org.apache.tools.ant.property
Class LocalPropertyStack

    java.lang.Object
      org.apache.tools.ant.property.LocalPropertyStack

    public class LocalPropertyStack

extends java.lang.Object

A stack of local property maps. There is a map for each scope (target, sequential, macro).

Since:
  Ant 1.8.0

Constructor Summary
`LocalPropertyStack()`

Method Summary
`void` | `addLocal(java.lang.String property)` Add a local property.
`LocalPropertyStack` | `copy()` Copy the stack for a parallel thread.
`void` | `enterScope()` Enter the local scope.
`java.lang.Object` | `evaluate(java.lang.String property, PropertyHelper helper)` Evaluate a property.
`void` | `exitScope()` Exit the local scope.
`boolean` | `set(java.lang.String property, java.lang.Object value, PropertyHelper propertyHelper)` Set a property.
`boolean` | `setNew(java.lang.String property, java.lang.Object value, PropertyHelper propertyHelper)` Set a *new" property.

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

### LocalPropertyStack

    public LocalPropertyStack()

Method Detail

### addLocal

    public void addLocal(java.lang.String property)

  Add a local property.

  Parameters:
    `property` - the name of the local proeprty.

### enterScope

    public void enterScope()

  Enter the local scope.

### exitScope

    public void exitScope()

  Exit the local scope.

### copy

    public LocalPropertyStack copy()

  Copy the stack for a parallel thread.

  Returns:
    a copy.

### evaluate

    public java.lang.Object evaluate(java.lang.String property,
                                     PropertyHelper helper)

  Evaluate a property.

  Parameters:
    `property` - the property's String "identifier".
    `helper` - the invoking PropertyHelper.
  Returns:
    Object value.

### setNew

    public boolean setNew(java.lang.String property,
                          java.lang.Object value,
                          PropertyHelper propertyHelper)

  Set a *new" property.

  Parameters:
    `property` - the property's String "identifier".
    `value` - the value to set.
    `propertyHelper` - the invoking PropertyHelper.
  Returns:
    true if this entity 'owns' the property.

### set

    public boolean set(java.lang.String property,
                       java.lang.Object value,
                       PropertyHelper propertyHelper)

  Set a property.

  Parameters:
    `property` - the property's String "identifier".
    `value` - the value to set.
    `propertyHelper` - the invoking PropertyHelper.
  Returns:
    true if this entity 'owns' the property.

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