Example usage for java.text StringCharacterIterator setIndex

Introduction

In this page you can find the example usage for java.text StringCharacterIterator setIndex.

Prototype

public char setIndex(int p) 

Source Link

Document

Implements CharacterIterator.setIndex() for String.

Usage

From source file:ar.com.tadp.xml.rinzo.core.model.XMLNode.java

/**
 * Devuelve el String sobre el que est posicionado el cursor
 *//*w  ww  .j a v a 2  s.co m*/
public String getStringAt(int offset) {
    int relativeOffset = offset - this.offset;
    int start = 0, end = 0;
    String content = this.getContent();
    StringCharacterIterator iter = new StringCharacterIterator(content);
    char c;

    for (c = iter.setIndex(relativeOffset); c != CharacterIterator.DONE
            && this.isFullIdentifierPart(c); c = iter.previous()) {
    }
    start = this.isFullIdentifierPart(iter.current()) ? iter.getIndex() : iter.getIndex() + 1;

    for (c = iter.setIndex(relativeOffset); c != CharacterIterator.DONE
            && this.isFullIdentifierPart(c); c = iter.next()) {
    }
    end = iter.getIndex();

    return (start <= end) ? content.substring(start, end) : "";
}

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