Example usage for java.lang CharSequence charAt

Introduction

In this page you can find the example usage for java.lang CharSequence charAt.

Prototype

char charAt(int index);

Source Link

Document

Returns the char value at the specified index.

Usage

From source file:org.openqa.selendroid.server.model.AndroidNativeElement.java

private static int indexOfSpecialKey(CharSequence string, int startIndex) {
    for (int i = startIndex; i < string.length(); i++) {
        if (AndroidKeys.hasAndroidKeyEvent(string.charAt(i))) {
            return i;
        }/*from w ww.  j  a va 2 s  .c  om*/
    }
    return string.length();
}

From source file:org.apache.fop.fonts.GlyphMapping.java

/**
 * Given a mapped character sequence MCS, obtain glyph position adjustments from the
 * font's kerning data.//from w ww.j  a va2 s .c o m
 *
 * @param mcs mapped character sequence
 * @param font applicable font
 * @return glyph position adjustments (or null if no kerning)
 */
private static int[][] getKerningAdjustments(CharSequence mcs, final Font font, int[][] gpa) {
    int nc = mcs.length();
    // extract kerning array
    int[] ka = new int[nc]; // kerning array
    for (int i = 0, n = nc, cPrev = -1; i < n; i++) {
        int c = mcs.charAt(i);
        // TODO !BMP
        if (cPrev >= 0) {
            ka[i] = font.getKernValue(cPrev, c);
        }
        cPrev = c;
    }
    // was there a non-zero kerning?
    boolean hasKerning = false;
    for (int i = 0, n = nc; i < n; i++) {
        if (ka[i] != 0) {
            hasKerning = true;
            break;
        }
    }
    // if non-zero kerning, then create and return glyph position adjustment array
    if (hasKerning) {
        if (gpa == null) {
            gpa = new int[nc][4];
        }
        for (int i = 0, n = nc; i < n; i++) {
            if (i > 0) {
                gpa[i - 1][GlyphPositioningTable.Value.IDX_X_ADVANCE] += ka[i];
            }
        }
        return gpa;
    } else {
        return null;
    }
}

From source file:com.piketec.jenkins.plugins.tpt.publisher.PieChart.java

private static final String plural(boolean plural, CharSequence text) {
    StringBuilder b = new StringBuilder();
    int mode = 0;
    for (int i = 0; i < text.length(); i++) {
        char c = text.charAt(i);
        switch (mode) {
        case 0: // regular mode
        {//from   w  w w  .j a  va2s  .  co  m
            if (c == '{') {
                mode = 1;
            } else {
                b.append(c); // always append
            }
            break;
        }
        case 1: // singular mode
        {
            if (c == '|') {
                mode = 2;
            } else if (!plural) {
                b.append(c); // append if singular
            }
            break;
        }
        case 2: // plural mode
        {
            if (c == '}') {
                mode = 0;
            } else if (plural) {
                b.append(c); // append if plural
            }

            break;
        }
        default:
            throw new RuntimeException();
        }
    }
    return b.toString();
}

From source file:org.elasticsearch.hadoop.util.StringUtils.java

public static boolean hasText(CharSequence sequence) {
    if (!hasLength(sequence)) {
        return false;
    }//from  w  w  w . j  ava  2 s.  c  om
    int length = sequence.length();
    for (int i = 0; i < length; i++) {
        if (!Character.isWhitespace(sequence.charAt(i))) {
            return true;
        }
    }
    return false;
}

From source file:com.github.jillesvangurp.osm2geojson.OsmBlobIterable.java

static boolean fastEndsWith(CharSequence buf, String postFix) {
    // String.endsWith is very slow and creating extra String objects
    // every time we want to check the CharSequence content is
    // inefficient. This implementation simply inspects the end of the
    // CharSequence one character at the time.
    if (buf.length() < postFix.length()) {
        return false;
    } else {//  w w  w.  j  a v  a 2  s  .  c  o m
        boolean match = true;
        for (int i = 1; i <= postFix.length(); i++) {
            match = match && buf.charAt(buf.length() - i) == postFix.charAt(postFix.length() - i);
            if (!match) {
                return false;
            }
        }
        return match;
    }
}

From source file:netbeanstypescript.TSService.java

static void stringToJS(StringBuilder sb, CharSequence s) {
    sb.append('"');
    for (int i = 0; i < s.length(); i++) {
        char c = s.charAt(i);
        if (c < 0x20) {
            sb.append("\\u");
            for (int j = 12; j >= 0; j -= 4) {
                sb.append("0123456789ABCDEF".charAt((c >> j) & 0x0F));
            }//from   w w  w .  j a v a2s  .  c om
        } else {
            if (c == '\\' || c == '"') {
                sb.append('\\');
            }
            sb.append(c);
        }
    }
    sb.append('"');
}

From source file:com.fiveamsolutions.nci.commons.audit.DefaultProcessor.java

/**
 * encodes individual values in multi-value (eg Collection) attribute.
 * @param result where to write the encoded value.
 * @param val an individual value in the collection.
 *///  w  w  w .  j  a  va 2 s.  com
public static void escape(StringBuffer result, CharSequence val) {
    if (val == null) {
        return;
    } else if (val.length() == 0) {
        result.append("\"\"");
    } else {
        for (int i = 0; i < val.length(); i++) {
            char c = val.charAt(i);
            if (c == '\\' || c == ',' || c == '(' || c == ')') {
                result.append('\\');
            }
            result.append(c);
        }
    }
}

From source file:com.shishu.utility.string.StringUtil.java

/**
 * ?/*  w w  w.j  a v  a  2  s  .co  m*/
 * 
 * @author wangtao 2014-4-29
 */
public static boolean isContainChar(CharSequence pat, CharSequence sub) {
    for (int i = 0; i < sub.length(); i++) {
        char subChar = sub.charAt(i);
        boolean isContain = false;
        for (int j = 0; j < pat.length(); j++) {
            if (pat.charAt(j) == subChar) {
                isContain = true;
            }
        }
        if (!isContain) {
            return false;
        }
    }
    return true;
}

From source file:org.elasticsearch.hadoop.util.StringUtils.java

public static String deleteWhitespace(CharSequence sequence) {
    if (!hasLength(sequence)) {
        return EMPTY;
    }/*from w w w. ja v a  2 s. c  om*/

    StringBuilder sb = new StringBuilder(sequence.length());
    for (int i = 0; i < sequence.length(); i++) {
        char currentChar = sequence.charAt(i);
        if (!Character.isWhitespace(currentChar)) {
            sb.append(currentChar);
        }
    }
    // return the initial String if no whitespace is found
    return (sb.length() == sequence.length() ? sequence.toString() : sb.toString());
}

From source file:org.artifactory.util.PathUtils.java

public static CharSequence trimTrailingSlashesChars(CharSequence path) {
    if (path == null) {
        return null;
    }/*from  www .  j  a va  2s  .c om*/
    if (path.length() > 0 && path.charAt(path.length() - 1) == '/') {
        path = path.subSequence(0, path.length() - 1);
        return trimTrailingSlashes(path);
    }
    return path;
}