Example usage for java.lang CharSequence charAt

List of usage examples for java.lang CharSequence charAt

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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.getlantern.firetweet.adapter.UserHashtagAutoCompleteAdapter.java

@Override
public Cursor runQueryOnBackgroundThread(final CharSequence constraint) {
    char token = mToken;
    if (mEditText != null && constraint != null) {
        final CharSequence text = mEditText.getText();
        token = text.charAt(mEditText.getSelectionEnd() - constraint.length() - 1);
    }// ww w  . j  a  v a 2s  .  co m
    if (isAtSymbol(token) == isAtSymbol(mToken)) {
        final FilterQueryProvider filter = getFilterQueryProvider();
        if (filter != null)
            return filter.runQuery(constraint);
    }
    mToken = token;
    final String constraintEscaped = constraint != null ? constraint.toString().replaceAll("_", "^_") : null;
    if (isAtSymbol(token)) {
        final Expression selection;
        final String[] selectionArgs;
        if (constraintEscaped != null) {
            final long[] nicknameIds = Utils.getMatchedNicknameIds(ParseUtils.parseString(constraint),
                    mUserNicknamePreferences);
            selection = Expression.or(Expression.likeRaw(new Column(CachedUsers.SCREEN_NAME), "?||'%'", "^"),
                    Expression.likeRaw(new Column(CachedUsers.NAME), "?||'%'", "^"),
                    Expression.in(new Column(CachedUsers.USER_ID), new RawItemArray(nicknameIds)));
            selectionArgs = new String[] { constraintEscaped, constraintEscaped };
        } else {
            selection = null;
            selectionArgs = null;
        }
        final OrderBy orderBy = new OrderBy(
                new String[] { CachedUsers.LAST_SEEN, "score", CachedUsers.SCREEN_NAME, CachedUsers.NAME },
                new boolean[] { false, false, true, true });
        final Cursor cursor = mResolver.query(
                Uri.withAppendedPath(CachedUsers.CONTENT_URI_WITH_SCORE, String.valueOf(mAccountId)),
                CachedUsers.BASIC_COLUMNS, selection != null ? selection.getSQL() : null, selectionArgs,
                orderBy.getSQL());
        if (Utils.isDebugBuild() && cursor == null)
            throw new NullPointerException();
        return cursor;
    } else {
        final String selection = constraintEscaped != null ? CachedHashtags.NAME + " LIKE ?||'%' ESCAPE '^'"
                : null;
        final String[] selectionArgs = constraintEscaped != null ? new String[] { constraintEscaped } : null;
        final Cursor cursor = mDatabase.query(true, CachedHashtags.TABLE_NAME, CachedHashtags.COLUMNS,
                selection, selectionArgs, null, null, CachedHashtags.NAME, null);
        if (Utils.isDebugBuild() && cursor == null)
            throw new NullPointerException();
        return cursor;
    }
}

From source file:org.jamon.integration.TestBase.java

private String removeCrs(CharSequence string) {
    StringBuilder buffer = new StringBuilder(string.length());
    for (int i = 0; i < string.length(); ++i) {
        char c = string.charAt(i);
        if (c != '\r') {
            buffer.append(c);/*from www  . ja  va  2s .com*/
        }
    }
    return buffer.toString();
}

From source file:org.mariotaku.twidere.adapter.UserHashtagAutoCompleteAdapter.java

@Override
public Cursor runQueryOnBackgroundThread(final CharSequence constraint) {
    char token = mToken;
    if (mEditText != null && constraint != null) {
        final CharSequence text = mEditText.getText();
        token = text.charAt(mEditText.getSelectionEnd() - constraint.length() - 1);
    }//from   w  ww .  j av a2s .c  om
    if (isAtSymbol(token) == isAtSymbol(mToken)) {
        final FilterQueryProvider filter = getFilterQueryProvider();
        if (filter != null)
            return filter.runQuery(constraint);
    }
    mToken = token;
    final String constraintEscaped = constraint != null ? constraint.toString().replaceAll("_", "^_") : null;
    if (isAtSymbol(token)) {
        final Expression selection;
        final String[] selectionArgs;
        if (constraintEscaped != null) {
            final long[] nicknameIds = Utils.getMatchedNicknameIds(ParseUtils.parseString(constraint),
                    mUserColorNameManager);
            selection = Expression.or(Expression.likeRaw(new Column(CachedUsers.SCREEN_NAME), "?||'%'", "^"),
                    Expression.likeRaw(new Column(CachedUsers.NAME), "?||'%'", "^"),
                    Expression.in(new Column(CachedUsers.USER_ID), new RawItemArray(nicknameIds)));
            selectionArgs = new String[] { constraintEscaped, constraintEscaped };
        } else {
            selection = null;
            selectionArgs = null;
        }
        final OrderBy orderBy = new OrderBy(
                new String[] { CachedUsers.LAST_SEEN, "score", CachedUsers.SCREEN_NAME, CachedUsers.NAME },
                new boolean[] { false, false, true, true });
        final Cursor cursor = mResolver.query(
                Uri.withAppendedPath(CachedUsers.CONTENT_URI_WITH_SCORE, String.valueOf(mAccountId)),
                CachedUsers.BASIC_COLUMNS, selection != null ? selection.getSQL() : null, selectionArgs,
                orderBy.getSQL());
        if (BuildConfig.DEBUG && cursor == null)
            throw new NullPointerException();
        return cursor;
    } else {
        final String selection = constraintEscaped != null ? CachedHashtags.NAME + " LIKE ?||'%' ESCAPE '^'"
                : null;
        final String[] selectionArgs = constraintEscaped != null ? new String[] { constraintEscaped } : null;
        final Cursor cursor = mDatabase.query(true, CachedHashtags.TABLE_NAME, CachedHashtags.COLUMNS,
                selection, selectionArgs, null, null, CachedHashtags.NAME, null);
        if (BuildConfig.DEBUG && cursor == null)
            throw new NullPointerException();
        return cursor;
    }
}

From source file:cn.remex.core.util.StringUtils.java

/**
 * ???????/*from w ww .  j  a  v a2 s  .  com*/
 * Test whether the given string matches the given substring
 * at the given param.
 * @param str the original string (or StringBuffer) ?
 * @param index the param in the original string to start matching against ?
 * @param substring the substring to match at the given param ??
 */
public static boolean substringMatch(final CharSequence str, final int index, final CharSequence substring) {
    for (int j = 0; j < substring.length(); j++) {
        int i = index + j;
        if (i >= str.length() || str.charAt(i) != substring.charAt(j)) {
            return false;
        }
    }
    return true;
}

From source file:de.vanita5.twittnuker.adapter.UserHashtagAutoCompleteAdapter.java

@Override
public Cursor runQueryOnBackgroundThread(final CharSequence constraint) {
    char token = mToken;
    if (mEditText != null && constraint != null) {
        final CharSequence text = mEditText.getText();
        token = text.charAt(mEditText.getSelectionEnd() - constraint.length() - 1);
    }/* w  w w  .j a v a2s .  c  om*/
    if (isAtSymbol(token) == isAtSymbol(mToken)) {
        final FilterQueryProvider filter = getFilterQueryProvider();
        if (filter != null)
            return filter.runQuery(constraint);
    }
    mToken = token;
    final String constraint_escaped = constraint != null ? constraint.toString().replaceAll("_", "^_") : null;
    if (isAtSymbol(token)) {
        final StringBuilder builder = new StringBuilder();
        builder.append(CachedUsers.SCREEN_NAME + " LIKE ?||'%' ESCAPE '^'");
        builder.append(" OR ");
        builder.append(CachedUsers.NAME + " LIKE ?||'%' ESCAPE '^'");
        builder.append(" OR ");
        builder.append(Where.in(new Column(CachedUsers.USER_ID),
                new RawItemArray(getMatchedNicknameIds(ParseUtils.parseString(constraint)))).getSQL());
        final String selection = constraint_escaped != null ? builder.toString() : null;
        final String[] selectionArgs = constraint_escaped != null
                ? new String[] { constraint_escaped, constraint_escaped }
                : null;
        final String orderBy = CachedUsers.SCREEN_NAME + ", " + CachedUsers.NAME;
        return mResolver.query(CachedUsers.CONTENT_URI, CACHED_USERS_COLUMNS, selection, selectionArgs,
                orderBy);
    } else {
        final String selection = constraint_escaped != null ? CachedHashtags.NAME + " LIKE ?||'%' ESCAPE '^'"
                : null;
        final String[] selectionArgs = constraint_escaped != null ? new String[] { constraint_escaped } : null;
        return mDatabase.query(true, CachedHashtags.TABLE_NAME, CachedHashtags.COLUMNS, selection,
                selectionArgs, null, null, CachedHashtags.NAME, null);
    }
}

From source file:com.example.android.uamp.ui.tv.CardViewHolder.java

private void setCardImage(Context context, Bitmap art) {
    if (mCardView == null) {
        return;/*  w  ww  . j  av a2s.com*/
    }
    Drawable artDrawable = null;
    if (art != null) {
        artDrawable = new BitmapDrawable(context.getResources(), art);
    } else {
        CharSequence title = mCardView.getTitleText();
        if (title != null && title.length() > 0) {
            artDrawable = new TextDrawable(String.valueOf(title.charAt(0)));
        }
    }
    mCardView.setMainImage(artDrawable);
}

From source file:cn.remex.core.util.StringUtils.java

/**
 * ?????/*  w  w w.  jav  a  2  s  . c o m*/
 * Check whether the given CharSequence contains any whitespace characters.
 * @param str the CharSequence to check (may be <code>null</code>) ?
 * @return <code>true</code> if the CharSequence is not empty and 
 * contains at least 1 whitespace character
 * @see java.lang.Character#isWhitespace
 */
public static boolean containsWhitespace(final CharSequence str) {
    if (!hasLength(str)) {
        return false;
    }
    int strLen = str.length();
    for (int i = 0; i < strLen; i++) {
        if (Character.isWhitespace(str.charAt(i))) {
            return true;
        }
    }
    return false;
}

From source file:se.sawano.java.security.otp.google.keyuri.PercentEscaper.java

@Override
protected int nextEscapeIndex(CharSequence csq, int index, int end) {
    notNull(csq);/*from w  ww .j  a  v  a2s. c om*/
    for (; index < end; index++) {
        char c = csq.charAt(index);
        if (c >= safeOctets.length || !safeOctets[c]) {
            break;
        }
    }
    return index;
}

From source file:com.bayapps.android.robophish.ui.tv.CardPresenter.java

private void setCardImage(CardViewHolder cardViewHolder, Bitmap art) {
    if (cardViewHolder.mCardView == null) {
        return;/*from w  ww. j a va  2  s. com*/
    }
    Drawable artDrawable = null;
    if (art != null) {
        artDrawable = new BitmapDrawable(mContext.getResources(), art);
    } else {
        CharSequence title = cardViewHolder.mCardView.getTitleText();
        if (title != null && title.length() > 0) {
            artDrawable = new TextDrawable(String.valueOf(title.charAt(0)));
        }
    }
    cardViewHolder.mCardView.setMainImage(artDrawable);
}

From source file:org.sipfoundry.sipxconfig.bulk.csv.CsvParserImpl.java

/**
 * Checks if the line has contains full CSV fields only.
 *
 * @return true if String contains unmatched quote characters
 *//*from w ww  . j a  v a2  s  .  c  o m*/
boolean hasUnmatchedFieldQuotes(CharSequence line) {
    boolean inQuotedField = false;
    boolean possibleEndQuote = false;
    for (int i = 0; i < line.length(); i++) {
        if (FIELD_QUOTE == line.charAt(i)) {
            if (inQuotedField) {
                possibleEndQuote = true;
            } else {
                inQuotedField = true;
            }
        } else if (possibleEndQuote) {
            if (FIELD_SEPARATOR == line.charAt(i)) {
                inQuotedField = false;
            }
            possibleEndQuote = false;
        }
    }
    if (possibleEndQuote) {
        inQuotedField = false;
    }
    return inQuotedField;
}