+++ /dev/null
-// This is a simplified copy of java.lang.StringBuffer with
-// `synchronized' removed.
-
-/* StringBuffer.java -- Growable strings
- Copyright (C) 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
-
-This file is part of GNU Classpath.
-
-GNU Classpath is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2, or (at your option)
-any later version.
-
-GNU Classpath is distributed in the hope that it will be useful, but
-WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with GNU Classpath; see the file COPYING. If not, write to the
-Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
-02111-1307 USA.
-
-Linking this library statically or dynamically with other modules is
-making a combined work based on this library. Thus, the terms and
-conditions of the GNU General Public License cover the whole
-combination.
-
-As a special exception, the copyright holders of this library give you
-permission to link this library with independent modules to produce an
-executable, regardless of the license terms of these independent
-modules, and to copy and distribute the resulting executable under
-terms of your choice, provided that you also meet, for each linked
-independent module, the terms and conditions of the license of that
-module. An independent module is a module which is not derived from
-or based on this library. If you modify this library, you may extend
-this exception to your version of the library, but you are not
-obligated to do so. If you do not wish to do so, delete this
-exception statement from your version. */
-
-package gnu.gcj.runtime;
-
-public final class StringBuffer
-{
- /** Append the <code>String</code> value of the argument to this <code>StringBuffer</code>.
- * Uses <code>String.valueOf()</code> to convert to
- * <code>String</code>.
- * @param bool the <code>boolean</code> to convert and append.
- * @return this <code>StringBuffer</code>.
- * @see java.lang.String#valueOf(boolean)
- */
- public StringBuffer append (boolean bool)
- {
- return append (bool ? "true" : "false");
- }
-
- /** Append the <code>char</code> to this <code>StringBuffer</code>.
- * @param c the <code>char</code> to append.
- * @return this <code>StringBuffer</code>.
- */
- public StringBuffer append (char ch)
- {
- ensureCapacity_unsynchronized (count + 1);
- value[count++] = ch;
- return this;
- }
-
- /** Append the <code>String</code> value of the argument to this <code>StringBuffer</code>.
- * Uses <code>String.valueOf()</code> to convert to
- * <code>String</code>.
- * @param inum the <code>int</code> to convert and append.
- * @return this <code>StringBuffer</code>.
- * @see java.lang.String#valueOf(int)
- */
- public native StringBuffer append (int inum);
-
- /** Append the <code>String</code> value of the argument to this <code>StringBuffer</code>.
- * Uses <code>String.valueOf()</code> to convert to
- * <code>String</code>.
- * @param lnum the <code>long</code> to convert and append.
- * @return this <code>StringBuffer</code>.
- * @see java.lang.String#valueOf(long)
- */
- public StringBuffer append (long lnum)
- {
- return append (Long.toString (lnum));
- }
-
- /** Append the <code>String</code> value of the argument to this <code>StringBuffer</code>.
- * Uses <code>String.valueOf()</code> to convert to
- * <code>String</code>.
- * @param fnum the <code>float</code> to convert and append.
- * @return this <code>StringBuffer</code>.
- * @see java.lang.String#valueOf(float)
- */
- public StringBuffer append (float fnum)
- {
- return append (Float.toString (fnum));
- }
-
- /** Append the <code>String</code> value of the argument to this <code>StringBuffer</code>.
- * Uses <code>String.valueOf()</code> to convert to
- * <code>String</code>.
- * @param dnum the <code>double</code> to convert and append.
- * @return this <code>StringBuffer</code>.
- * @see java.lang.String#valueOf(double)
- */
- public StringBuffer append (double dnum)
- {
- return append (Double.toString (dnum));
- }
-
- /** Append the <code>String</code> value of the argument to this <code>StringBuffer</code>.
- * Uses <code>String.valueOf()</code> to convert to
- * <code>String</code>.
- * @param obj the <code>Object</code> to convert and append.
- * @return this <code>StringBuffer</code>.
- * @see java.lang.String#valueOf(java.lang.Object)
- */
- public StringBuffer append (Object obj)
- {
- return append (String.valueOf(obj));
- }
-
- /** Append the <code>String</code> to this <code>StringBuffer</code>.
- * @param str the <code>String</code> to append.
- * @return this <code>StringBuffer</code>.
- */
- public StringBuffer append (String str)
- {
- if (str == null)
- str = "null";
- int len = str.length();
- ensureCapacity_unsynchronized (count + len);
- str.getChars(0, len, value, count);
- count += len;
- return this;
- }
-
- private void ensureCapacity_unsynchronized (int minimumCapacity)
- {
- if (minimumCapacity > value.length)
- {
- minimumCapacity = Math.max (minimumCapacity, value.length * 2 + 2);
- char[] nb = new char[minimumCapacity];
- System.arraycopy(value, 0, nb, 0, count);
- value = nb;
- }
- }
-
- /** Create a new StringBuffer with default capacity 16.
- * @see JLS 20.13.1
- */
- public StringBuffer ()
- {
- this (DEFAULT_CAPACITY);
- }
-
- /** Create an empty <code>StringBuffer</code> with the specified initial capacity.
- * @param capacity the initial capacity.
- */
- public StringBuffer (int capacity)
- {
- count = 0;
- value = new char[capacity];
- }
-
- /** Create a new <code>StringBuffer</code> with the characters in the specified <code>String</code>.
- * Initial capacity will be the size of the String plus 16.
- * @param str the <code>String</code> to make a <code>StringBuffer</code> out of.
- */
- public StringBuffer (String str)
- {
- if (str == null)
- str = "null";
- count = str.length();
- // JLS: The initial capacity of the string buffer is 16 plus the
- // length of the argument string.
- value = new char[count + DEFAULT_CAPACITY];
- str.getChars(0, count, value, 0);
- }
-
- /** Convert this <code>StringBuffer</code> to a <code>String</code>.
- * @return the characters in this StringBuffer
- */
- // This is native because efficient implementation requires avoiding
- // the Java protection mechanism.
- public native String toString ();
-
- // Index of next available character. Note that this has
- // permissions set this way so that String can get the value.
- int count;
-
- // The buffer. Note that this has permissions set this way so that
- // String can get the value.
- char[] value;
-
- private final static int DEFAULT_CAPACITY = 16; // JLS 20.13.1
-}
projects / msp430-gcc.git / blobdiff