diff options
Diffstat (limited to 'lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangString.java')
| -rw-r--r-- | lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangString.java | 148 |
1 files changed, 74 insertions, 74 deletions
diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangString.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangString.java index 1bccfcc567..dab83f98a2 100644 --- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangString.java +++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpErlangString.java @@ -1,19 +1,20 @@ /* * %CopyrightBegin% - * + * * Copyright Ericsson AB 2000-2012. All Rights Reserved. - * - * The contents of this file are subject to the Erlang Public License, - * Version 1.1, (the "License"); you may not use this file except in - * compliance with the License. You should have received a copy of the - * Erlang Public License along with this software. If not, it can be - * retrieved online at http://www.erlang.org/. - * - * Software distributed under the License is distributed on an "AS IS" - * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - * the License for the specific language governing rights and limitations - * under the License. - * + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * * %CopyrightEnd% */ package com.ericsson.otp.erlang; @@ -33,75 +34,74 @@ public class OtpErlangString extends OtpErlangObject { * Create an Erlang string from the given string. */ public OtpErlangString(final String str) { - this.str = str; + this.str = str; } /** * Create an Erlang string from a list of integers. * * @throws OtpErlangException - * for non-proper and non-integer lists. + * for non-proper and non-integer lists. * @throws OtpErlangRangeException - * if an integer in the list is not - * a valid Unicode code point according to Erlang. + * if an integer in the list is not a valid Unicode code point + * according to Erlang. */ - public OtpErlangString(final OtpErlangList list) - throws OtpErlangException { - String s = list.stringValue(); - final int n = s.length(); - for (int i = 0; i < n; i = s.offsetByCodePoints(i, 1)) { - int cp = s.codePointAt(i); - if (! isValidCodePoint(cp)) { - throw new OtpErlangRangeException("Invalid CodePoint: " + cp); - } - } - str = s; + public OtpErlangString(final OtpErlangList list) throws OtpErlangException { + final String s = list.stringValue(); + final int n = s.length(); + for (int i = 0; i < n; i = s.offsetByCodePoints(i, 1)) { + final int cp = s.codePointAt(i); + if (!isValidCodePoint(cp)) { + throw new OtpErlangRangeException("Invalid CodePoint: " + cp); + } + } + str = s; } /** * Create an Erlang string from a stream containing a string encoded in * Erlang external format. - * + * * @param buf * the stream containing the encoded string. - * + * * @exception OtpErlangDecodeException * if the buffer does not contain a valid external * representation of an Erlang string. */ public OtpErlangString(final OtpInputStream buf) - throws OtpErlangDecodeException { - str = buf.read_string(); + throws OtpErlangDecodeException { + str = buf.read_string(); } /** * Get the actual string contained in this object. - * + * * @return the raw string contained in this object, without regard to Erlang * quoting rules. - * + * * @see #toString */ public String stringValue() { - return str; + return str; } /** * Get the printable version of the string contained in this object. - * + * * @return the string contained in this object, quoted. - * + * * @see #stringValue */ @Override public String toString() { - return "\"" + str + "\""; + return "\"" + str + "\""; } /** * Convert this string to the equivalent Erlang external representation. - * + * * @param buf * an output stream to which the encoded string should be * written. @@ -109,48 +109,48 @@ public class OtpErlangString extends OtpErlangObject { @Override public void encode(final OtpOutputStream buf) { - buf.write_string(str); + buf.write_string(str); } /** * Determine if two strings are equal. They are equal if they represent the * same sequence of characters. This method can be used to compare * OtpErlangStrings with each other and with Strings. - * + * * @param o * the OtpErlangString or String to compare to. - * + * * @return true if the strings consist of the same sequence of characters, * false otherwise. */ @Override public boolean equals(final Object o) { - if (o instanceof String) { - return str.compareTo((String) o) == 0; - } else if (o instanceof OtpErlangString) { - return str.compareTo(((OtpErlangString) o).str) == 0; - } + if (o instanceof String) { + return str.compareTo((String) o) == 0; + } else if (o instanceof OtpErlangString) { + return str.compareTo(((OtpErlangString) o).str) == 0; + } - return false; + return false; } - + @Override protected int doHashCode() { - return str.hashCode(); + return str.hashCode(); } /** * Create Unicode code points from a String. - * - * @param s - * a String to convert to an Unicode code point array * - * @return the corresponding array of integers representing - * Unicode code points + * @param s + * a String to convert to an Unicode code point array + * + * @return the corresponding array of integers representing Unicode code + * points */ - public static int[] stringToCodePoints(final String s) { + public static int[] stringToCodePoints(final String s) { final int m = s.codePointCount(0, s.length()); final int[] codePoints = new int[m]; int j = 0; @@ -163,34 +163,34 @@ public class OtpErlangString extends OtpErlangObject { } /** - * Validate a code point according to Erlang definition; Unicode 3.0. - * That is; valid in the range U+0..U+10FFFF, but not in the range - * U+D800..U+DFFF (surrogat pairs). + * Validate a code point according to Erlang definition; Unicode 3.0. That + * is; valid in the range U+0..U+10FFFF, but not in the range U+D800..U+DFFF + * (surrogat pairs). * - * @param cp - * the code point value to validate + * @param cp + * the code point value to validate * - * @return true if the code point is valid, - * false otherwise. + * @return true if the code point is valid, false otherwise. */ public static boolean isValidCodePoint(final int cp) { - // Erlang definition of valid Unicode code points; - // Unicode 3.0, XML, et.al. - return (cp>>>16) <= 0x10 // in 0..10FFFF; Unicode range - && (cp & ~0x7FF) != 0xD800; // not in D800..DFFF; surrogate range + // Erlang definition of valid Unicode code points; + // Unicode 3.0, XML, et.al. + return cp >>> 16 <= 0x10 // in 0..10FFFF; Unicode range + && (cp & ~0x7FF) != 0xD800; // not in D800..DFFF; surrogate + // range } /** - * Construct a String from a Latin-1 (ISO-8859-1) encoded byte array, - * if Latin-1 is available, otherwise use the default encoding. + * Construct a String from a Latin-1 (ISO-8859-1) encoded byte array, if + * Latin-1 is available, otherwise use the default encoding. * */ public static String newString(final byte[] bytes) { - try { - return new String(bytes, "ISO-8859-1"); - } catch (final UnsupportedEncodingException e) { - } - return new String(bytes); + try { + return new String(bytes, "ISO-8859-1"); + } catch (final UnsupportedEncodingException e) { + } + return new String(bytes); } } |