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## org.apache.tools.ant.filters
Class BaseParamFilterReader

    java.lang.Object
      java.io.Reader
          java.io.FilterReader
              org.apache.tools.ant.filters.BaseFilterReader
                  org.apache.tools.ant.filters.BaseParamFilterReader

All Implemented Interfaces:
  java.io.Closeable, java.lang.Readable, Parameterizable

Direct Known Subclasses:
  ConcatFilter, EscapeUnicode, FixCrLfFilter, HeadFilter, LineContains, LineContainsRegExp, PrefixLines, ReplaceTokens, SortFilter, StripLineBreaks, StripLineComments, SuffixLines, TabsToSpaces, TailFilter

    public abstract class BaseParamFilterReader

extends BaseFilterReader
implements Parameterizable

Parameterized base class for core filter readers.

Field Summary

Fields inherited from class java.io.FilterReader
`in`

Fields inherited from class java.io.Reader
`lock`

Constructor Summary
`BaseParamFilterReader()` Constructor for "dummy" instances.
`BaseParamFilterReader(java.io.Reader in)` Creates a new filtered reader.

Method Summary
`protected Parameter[]` | `getParameters()` Returns the parameters to be used by this filter.
`void` | `setParameters(Parameter[] parameters)` Sets the parameters used by this filter, and sets the filter to an uninitialized status.

Methods inherited from class org.apache.tools.ant.filters.BaseFilterReader
`getInitialized, getProject, read, readFully, readLine, setInitialized, setProject, skip`

Methods inherited from class java.io.FilterReader
`close, mark, markSupported, read, ready, reset`

Methods inherited from class java.io.Reader
`read, read`

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

Constructor Detail

### BaseParamFilterReader

    public BaseParamFilterReader()

  Constructor for "dummy" instances.

  See Also:
    `BaseFilterReader.BaseFilterReader()`

### BaseParamFilterReader

    public BaseParamFilterReader(java.io.Reader in)

  Creates a new filtered reader.

  Parameters:
    `in` - A Reader object providing the underlying stream. Must not be `null`.

Method Detail

### setParameters

    public final void setParameters(Parameter[] parameters)

  Sets the parameters used by this filter, and sets the filter to an uninitialized status.

  Specified by:
    `setParameters` in interface `Parameterizable`
  Parameters:
    `parameters` - The parameters to be used by this filter. Should not be `null`.

### getParameters

    protected final Parameter[] getParameters()

  Returns the parameters to be used by this filter.

  Returns:
    the parameters to be used by this filter

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