Example usage for org.eclipse.jdt.core.compiler CharOperation camelCaseMatch

Introduction

In this page you can find the example usage for org.eclipse.jdt.core.compiler CharOperation camelCaseMatch.

Prototype

public static final boolean camelCaseMatch(char[] pattern, int patternStart, int patternEnd, char[] name,
        int nameStart, int nameEnd) 

Source Link

Document

Answers true if a sub-pattern matches the sub-part of the given name using CamelCase rules, or false otherwise.

Usage

From source file:org.eclipse.jst.common.internal.annotations.ui.AbstractAnnotationTagProposal.java

License:Open Source License

/**
 * Matches <code>prefix</code> against <code>string</code> and replaces the matched region
 * by prefix. Case is preserved as much as possible. This method returns <code>string</code> if camel case completion
 * is disabled. Examples when camel case completion is enabled:
 * <ul>//from   w  w  w  .  ja v  a 2 s  .c  om
 * <li>getCamelCompound("NuPo", "NullPointerException") -> "NuPointerException"</li>
 * <li>getCamelCompound("NuPoE", "NullPointerException") -> "NuPoException"</li>
 * <li>getCamelCompound("hasCod", "hashCode") -> "hasCode"</li>
 * </ul>
 * 
 * @param prefix the prefix to match against
 * @param string the string to match
 * @return a compound of prefix and any postfix taken from <code>string</code>
 * @since 3.2
 */
protected final String getCamelCaseCompound(String prefix, String string) {
    if (prefix.length() > string.length())
        return string;

    // a normal prefix - no camel case logic at all
    String start = string.substring(0, prefix.length());
    if (start.equalsIgnoreCase(prefix))
        return string;

    final char[] patternChars = prefix.toCharArray();
    final char[] stringChars = string.toCharArray();

    for (int i = 1; i <= stringChars.length; i++)
        if (CharOperation.camelCaseMatch(patternChars, 0, patternChars.length, stringChars, 0, i))
            return prefix + string.substring(i);

    // Not a camel case match at all.
    // This should not happen -> stay with the default behavior
    return string;
}

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