List of usage examples for org.apache.commons.lang3 CharUtils isAsciiPrintable
public static boolean isAsciiPrintable(final char ch)
Checks whether the character is ASCII 7 bit printable.
CharUtils.isAsciiPrintable('a') = true CharUtils.isAsciiPrintable('A') = true CharUtils.isAsciiPrintable('3') = true CharUtils.isAsciiPrintable('-') = true CharUtils.isAsciiPrintable('\n') = false CharUtils.isAsciiPrintable('©') = false From source file:com.joyent.manta.client.crypto.EncryptedMetadataUtils.java
/** * Parses a plaintext metadata string and converts it into a {@link Map} of * keys and values./*from www .jav a 2 s . c o m*/ * * @param plaintext Plaintext binary data in US-ASCII encoding * @return headers as map */ public static Map<String, String> plaintextMetadataAsMap(final byte[] plaintext) { Map<String, String> map = new CaseInsensitiveMap<>(); boolean parsingKey = true; boolean parsingVal = false; final int initialSize = 24; StringBuilder key = new StringBuilder(initialSize); StringBuilder val = new StringBuilder(initialSize); for (int i = 0; i <= plaintext.length; i++) { // Done parsing a line, now we add it to the map if (i == plaintext.length || (char) plaintext[i] == CharUtils.LF) { if (key.length() > 0) { map.put(key.toString(), val.toString()); } key.setLength(0); val.setLength(0); parsingKey = true; parsingVal = false; continue; } char c = (char) plaintext[i]; if (!CharUtils.isAsciiPrintable(c)) { String msg = "Encrypted metadata contained a " + "non-ascii or unprintable character"; throw new MantaClientEncryptionException(msg); } if (c == ':' && parsingKey) { parsingKey = false; continue; } if (c == ' ' && !parsingKey && !parsingVal) { continue; } else if (!parsingKey && !parsingVal) { parsingVal = true; } if (parsingKey) { key.append(c); } if (parsingVal) { val.append(c); } } return map; }
From source file:org.apache.commons.lang3.StringUtils.java
/** * <p>Checks if the CharSequence contains only ASCII printable characters.</p> * * <p>{@code null} will return {@code false}. * An empty CharSequence (length()=0) will return {@code true}.</p> * * <pre>// w ww . j a va 2 s .c o m * StringUtils.isAsciiPrintable(null) = false * StringUtils.isAsciiPrintable("") = true * StringUtils.isAsciiPrintable(" ") = true * StringUtils.isAsciiPrintable("Ceki") = true * StringUtils.isAsciiPrintable("ab2c") = true * StringUtils.isAsciiPrintable("!ab-c~") = true * StringUtils.isAsciiPrintable("\u0020") = true * StringUtils.isAsciiPrintable("\u0021") = true * StringUtils.isAsciiPrintable("\u007e") = true * StringUtils.isAsciiPrintable("\u007f") = false * StringUtils.isAsciiPrintable("Ceki G\u00fclc\u00fc") = false * </pre> * * @param cs the CharSequence to check, may be null * @return {@code true} if every character is in the range * 32 thru 126 * @since 2.1 * @since 3.0 Changed signature from isAsciiPrintable(String) to isAsciiPrintable(CharSequence) */ public static boolean isAsciiPrintable(CharSequence cs) { if (cs == null) { return false; } int sz = cs.length(); for (int i = 0; i < sz; i++) { if (CharUtils.isAsciiPrintable(cs.charAt(i)) == false) { return false; } } return true; }
From source file:bfile.util.StringUtils.java
/** * <p>Checks if the CharSequence contains only ASCII printable characters.</p> * * <p>{@code null} will return {@code false}. * An empty CharSequence (length()=0) will return {@code true}.</p> * * <pre>/* w w w . j ava2 s . c o m*/ * StringUtils.isAsciiPrintable(null) = false * StringUtils.isAsciiPrintable("") = true * StringUtils.isAsciiPrintable(" ") = true * StringUtils.isAsciiPrintable("Ceki") = true * StringUtils.isAsciiPrintable("ab2c") = true * StringUtils.isAsciiPrintable("!ab-c~") = true * StringUtils.isAsciiPrintable("\u0020") = true * StringUtils.isAsciiPrintable("\u0021") = true * StringUtils.isAsciiPrintable("\u007e") = true * StringUtils.isAsciiPrintable("\u007f") = false * StringUtils.isAsciiPrintable("Ceki G\u00fclc\u00fc") = false * </pre> * * @param cs the CharSequence to check, may be null * @return {@code true} if every character is in the range * 32 thru 126 * @since 2.1 * @since 3.0 Changed signature from isAsciiPrintable(String) to isAsciiPrintable(CharSequence) */ public static boolean isAsciiPrintable(final CharSequence cs) { if (cs == null) { return false; } final int sz = cs.length(); for (int i = 0; i < sz; i++) { if (CharUtils.isAsciiPrintable(cs.charAt(i)) == false) { return false; } } return true; }
From source file:org.apache.openmeetings.screenshare.job.OmKeyEvent.java
public OmKeyEvent(Map<String, Object> obj) { alt = TRUE.equals(obj.get("alt")); ctrl = TRUE.equals(obj.get("ctrl")); shift = TRUE.equals(obj.get("shift")) || isUpperCase(ch); ch = (char) getInt(obj, "char"); key = inKey = getInt(obj, "key"); Integer _key = null;/*from w w w . ja va 2 s . c om*/ if (CharUtils.isAsciiPrintable(ch)) { boolean alpha = Character.isAlphabetic(ch); if (alpha) { // can't be combined due to different types key = getKeyStroke(toUpperCase(ch), 0).getKeyCode(); } else { key = getKeyStroke(Character.valueOf(ch), 0).getKeyCode(); } if (key == 0) { _key = CHAR_MAP.get(ch); if (_key == null) { // fallback key = inKey; } } if (!alpha && _key == null) { _key = KEY_MAP.get(key); } } else { _key = KEY_MAP.get(key); } this.key = _key == null ? key : _key; log.debug("sequence:: shift {}, ch {}, orig {} -> key {}({}), map {}", shift, ch == 0 ? ' ' : ch, inKey, key, Integer.toHexString(key), _key); }
From source file:org.finra.dm.service.helper.Hive13DdlGenerator.java
/** * Gets the DDL character value based on the specified configured character value. This method supports UTF-8 encoded strings and will "Hive" escape any * non-ASCII printable characters using '\(value)'. * * @param string the configured character value. * @param escapeSingleBackslash specifies if we need to escape a single backslash character with an extra backslash * * @return the DDL character value.// w ww. j a v a 2s. co m */ public String getDdlCharacterValue(String string, boolean escapeSingleBackslash) { // Assume the empty string for the return value. StringBuilder returnValueStringBuilder = new StringBuilder(); // If we have an actual character, set the return value based on our rules. if (StringUtils.isNotEmpty(string)) { // Convert the string to UTF-8 so we can the proper characters that were sent via XML. String utf8String = new String(string.getBytes(Charsets.UTF_8), Charsets.UTF_8); // Loop through each character and add each one to the return value. for (int i = 0; i < utf8String.length(); i++) { // Default to the character itself. Character character = string.charAt(i); String nextValue = character.toString(); // If the character isn't ASCII printable, then "Hive" escape it. if (!CharUtils.isAsciiPrintable(character)) { // If the character is unprintable, then display it as the ASCII octal value in \000 format. nextValue = String.format("\\%03o", (int) character); } // Add this character to the return value. returnValueStringBuilder.append(nextValue); } // Check if we need to escape a single backslash character with an extra backslash. if (escapeSingleBackslash && returnValueStringBuilder.toString().equals("\\")) { returnValueStringBuilder.append('\\'); } } // Return the value. return returnValueStringBuilder.toString(); }
From source file:org.formiz.core.input.csv.AbstractCsvInputSource.java
/** * Create a map with header/row data./*from w w w. j a v a 2 s. c om*/ * * @param header * header line * @param data * data line. * @return */ protected static Map<String, String> toMap(String[] header, String[] data) { Map<String, String> ret = new HashMap<String, String>(); StringBuilder firstColumn = new StringBuilder(); if (header.length == 0) { return ret; } // Prevent encoding issues, Skip UTF8 BOM. for (char c : header[0].toCharArray()) { if (CharUtils.isAsciiPrintable(c)) { firstColumn.append(c); } } ret.put(firstColumn.toString(), data[0]); for (int i = 1; i < header.length; i++) { ret.put(header[i], data[i]); } return ret; }
From source file:org.guvnor.common.services.backend.validation.ValidationUtils.java
public static boolean isJavaIdentifier(final String value) { if (StringUtils.isBlank(value)) { return false; }/*from ww w . j av a2s.c om*/ if (!SourceVersion.isIdentifier(value) || SourceVersion.isKeyword(value)) { return false; } for (int i = 0; i < value.length(); i++) { if (!CharUtils.isAsciiPrintable(value.charAt(i))) { return false; } } return true; }
From source file:org.kalypso.commons.databinding.validation.FileIsAsciiPrintable.java
private void validateName(final String name) throws CoreException { final char[] chars = name.toCharArray(); for (final char c : chars) { if (!CharUtils.isAsciiPrintable(c)) fail();/*from w w w.ja v a 2 s.c o m*/ } }