From de4bd8a5b113924bd46c78a981292f918191928a Mon Sep 17 00:00:00 2001 From: tromey Date: Mon, 9 Jan 2006 06:42:19 +0000 Subject: * java/lang/StringBuilder.java (appendCodePoint): New method. (insert): New overloads. * java/lang/StringBuffer.java (StringBuffer): New constructor. (charAt): Remerged javadoc. (codePointAt, codePointBefore): New methods. (appendCodePoint): New method. (append): New overloads. (insert): Likewise. (trimToSize, codePointCount, offsetByCodePoints): New methods. * java/lang/Float.java (SIZE): New field. (valueOf): New method. * java/lang/natDouble.cc (initIDs): Removed. * java/lang/Double.java (static initializer): Removed. (SIZE): New field. (valueOf): New method. (initIDs): Removed. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@109497 138bc75d-0d04-0410-961f-82ee72b054a4 --- libjava/java/lang/StringBuilder.java | 67 +++++++++++++++++++++++++++++++++++- 1 file changed, 66 insertions(+), 1 deletion(-) (limited to 'libjava/java/lang/StringBuilder.java') diff --git a/libjava/java/lang/StringBuilder.java b/libjava/java/lang/StringBuilder.java index 51df8826416..5990a6d8dd5 100644 --- a/libjava/java/lang/StringBuilder.java +++ b/libjava/java/lang/StringBuilder.java @@ -1,5 +1,5 @@ /* StringBuilder.java -- Unsynchronized growable strings - Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 + Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. This file is part of GNU Classpath. @@ -463,6 +463,25 @@ public final class StringBuilder return this; } + /** + * Append the code point to this StringBuilder. + * This is like #append(char), but will append two characters + * if a supplementary code point is given. + * + * @param code the code point to append + * @return this StringBuilder + * @see Character#toChars(int, char[], int) + * @since 1.5 + */ + public synchronized StringBuilder appendCodePoint(int code) + { + int len = Character.charCount(code); + ensureCapacity(count + len); + Character.toChars(code, value, count); + count += len; + return this; + } + /** * Append the String value of the argument to this * StringBuilder. Uses String.valueOf() to convert @@ -704,6 +723,52 @@ public final class StringBuilder return this; } + /** + * Insert the CharSequence argument into this + * StringBuilder. If the sequence is null, the String + * "null" is used instead. + * + * @param offset the place to insert in this buffer + * @param sequence the CharSequence to insert + * @return this StringBuilder + * @throws IndexOutOfBoundsException if offset is out of bounds + */ + public synchronized StringBuilder insert(int offset, CharSequence sequence) + { + if (sequence == null) + sequence = "null"; + return insert(offset, sequence, 0, sequence.length()); + } + + /** + * Insert a subsequence of the CharSequence argument into this + * StringBuilder. If the sequence is null, the String + * "null" is used instead. + * + * @param offset the place to insert in this buffer + * @param sequence the CharSequence to insert + * @param start the starting index of the subsequence + * @param end one past the ending index of the subsequence + * @return this StringBuilder + * @throws IndexOutOfBoundsException if offset, start, + * or end are out of bounds + */ + public synchronized StringBuilder insert(int offset, CharSequence sequence, + int start, int end) + { + if (sequence == null) + sequence = "null"; + if (start < 0 || end < 0 || start > end || end > sequence.length()) + throw new IndexOutOfBoundsException(); + int len = end - start; + ensureCapacity(count + len); + System.arraycopy(value, offset, value, offset + len, count - offset); + for (int i = start; i < end; ++i) + value[offset++] = sequence.charAt(i); + count += len; + return this; + } + /** * Insert the char[] argument into this * StringBuilder. -- cgit v1.2.1