Example usage for org.apache.lucene.util AttributeFactory createAttributeInstance

Introduction

In this page you can find the example usage for org.apache.lucene.util AttributeFactory createAttributeInstance.

Prototype

public abstract AttributeImpl createAttributeInstance(Class<? extends Attribute> attClass)
        throws UndeclaredThrowableException;

Source Link

Document

Returns an AttributeImpl for the supplied Attribute interface class.

Usage

From source file:com.o19s.RegexPathHierarchyTokenizer.java

License:Apache License

public RegexPathHierarchyTokenizer(AttributeFactory factory, Reader input, int bufferSize, String delimiter,
        int depthPrefixNumChars) {

    super(factory, input);
    if (bufferSize < 0) {
        throw new IllegalArgumentException("bufferSize cannot be negative");
    }/*from  w w w . j a va2  s  .  c om*/

    if (depthPrefixNumChars > 0) {
        termAttFormatter = new Formatter(termAtt);
        zeroPaddingString = "%0" + depthPrefixNumChars + "d";
    }

    termBuffer = new StringBuilder(bufferSize);
    termAtt.resizeBuffer(bufferSize);
    this.delimiter = Pattern.compile(delimiter);
    this.depthPrefixNumChars = depthPrefixNumChars;
    keyWordTokenizerTermAtt = (CharTermAttribute) factory.createAttributeInstance(CharTermAttribute.class);
    matcher = this.delimiter.matcher(keyWordTokenizerTermAtt);
}

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